Move RebornCore into a sub project

Update gradle and build against java 16

.github/workflows/build.yml

@@ -4,7 +4,7 @@ jobs:
   build:
     runs-on: ubuntu-20.04
     container:
-      image: openjdk:15-jdk
+      image: openjdk:16-jdk
       options: --user root
     steps:
       - uses: actions/checkout@v2
@@ -17,14 +17,14 @@ jobs:
           token: ${{ secrets.github_token }}
           prefix: ${{ github.ref }}
 
-      - run: ./gradlew build publish --stacktrace
-        env:
-          MAVEN_URL: ${{ secrets.MAVEN_URL }}
-          MAVEN_USERNAME: ${{ secrets.MAVEN_USERNAME }}
-          MAVEN_PASSWORD: ${{ secrets.MAVEN_PASSWORD }}
-          SIGNING_KEY: ${{ secrets.SIGNING_KEY }}
-          SIGNING_PASSWORD: ${{ secrets.SIGNING_PASSWORD }}
-          CROWDIN_KEY: ${{ secrets.CROWDIN_KEY }}
+#      - run: ./gradlew build publish --stacktrace
+#        env:
+#          MAVEN_URL: ${{ secrets.MAVEN_URL }}
+#          MAVEN_USERNAME: ${{ secrets.MAVEN_USERNAME }}
+#          MAVEN_PASSWORD: ${{ secrets.MAVEN_PASSWORD }}
+#          SIGNING_KEY: ${{ secrets.SIGNING_KEY }}
+#          SIGNING_PASSWORD: ${{ secrets.SIGNING_PASSWORD }}
+#          CROWDIN_KEY: ${{ secrets.CROWDIN_KEY }}
 
       - name: Upload artifacts
         uses: actions/upload-artifact@v2

.github/workflows/check.yml

@@ -4,7 +4,7 @@ jobs:
   build:
     runs-on: ubuntu-20.04
     container:
-      image: openjdk:15-jdk
+      image: openjdk:16-jdk
       options: --user root
     steps:
       - uses: actions/checkout@v2

.github/workflows/release.yml

@@ -10,7 +10,7 @@ jobs:
   build:
     runs-on: ubuntu-20.04
     container:
-      image: openjdk:15-jdk
+      image: openjdk:16-jdk
       options: --user root
     steps:
       - uses: actions/checkout@v2

.gitignore

@@ -30,3 +30,6 @@ java_pid2412.hprof
 /buildSrc/build/
 /src/main/resources/package-lock.json
 /src/main/resources/node_modules/
+
+/RebornCore/.gradle
+/RebornCore/build

RebornCore/build.gradle

@@ -0,0 +1 @@
+group = 'RebornCore'

RebornCore/src/main/java/io/github/cottonmc/libcd/api/CustomOutputRecipe.java

@@ -0,0 +1,37 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package io.github.cottonmc.libcd.api;
+
+import net.minecraft.item.Item;
+
+import java.util.Collection;
+
+/**
+ * A recipe that has output behavior that cannot be described by just the Recipe#getOutput() method.
+ * Used for RecipeTweaker remove-by-output code.
+ */
+public interface CustomOutputRecipe {
+	Collection<Item> getOutputItems();
+}

RebornCore/src/main/java/reborncore/Distribution.java

@@ -0,0 +1,40 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore;
+
+import net.fabricmc.api.EnvType;
+
+public enum Distribution {
+	UNIVERSAL,
+	CLIENT,
+	SERVER;
+
+	public boolean isInvalid() {
+		if (this == UNIVERSAL) {
+			return false;
+		}
+		return RebornCore.getSide() == EnvType.CLIENT && this == CLIENT;
+	}
+}

RebornCore/src/main/java/reborncore/RebornCore.java

@@ -0,0 +1,129 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore;
+
+import net.fabricmc.api.EnvType;
+import net.fabricmc.api.ModInitializer;
+import net.fabricmc.fabric.api.event.lifecycle.v1.ServerBlockEntityEvents;
+import net.fabricmc.fabric.api.event.world.WorldTickCallback;
+import net.fabricmc.loader.api.FabricLoader;
+import net.minecraft.util.Identifier;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+import reborncore.api.ToolManager;
+import reborncore.api.blockentity.UnloadHandler;
+import reborncore.common.RebornCoreCommands;
+import reborncore.common.RebornCoreConfig;
+import reborncore.common.blocks.BlockWrenchEventHandler;
+import reborncore.common.config.Configuration;
+import reborncore.common.crafting.ingredient.IngredientManager;
+import reborncore.common.fluid.RebornFluidManager;
+import reborncore.common.misc.ModSounds;
+import reborncore.common.misc.RebornCoreTags;
+import reborncore.common.multiblock.MultiblockRegistry;
+import reborncore.common.network.ServerBoundPackets;
+import reborncore.common.powerSystem.PowerSystem;
+import reborncore.common.util.CalenderUtils;
+import reborncore.common.util.GenericWrenchHelper;
+
+import java.io.File;
+import java.util.function.Supplier;
+
+public class RebornCore implements ModInitializer {
+
+	public static final String MOD_NAME = "Reborn Core";
+	public static final String MOD_ID = "reborncore";
+	public static final String MOD_VERSION = "@MODVERSION@";
+	public static final String WEB_URL = "https://files.modmuss50.me/";
+
+	public static final Logger LOGGER = LogManager.getFormatterLogger(MOD_ID);
+	public static File configDir;
+
+	public static boolean LOADED = false;
+
+	public RebornCore() {
+
+	}
+
+	@Override
+	public void onInitialize() {
+		new Configuration(RebornCoreConfig.class, MOD_ID);
+		PowerSystem.init();
+		CalenderUtils.loadCalender(); //Done early as some features need this
+
+		ToolManager.INSTANCE.customToolHandlerList.add(new GenericWrenchHelper(new Identifier("ic2:wrench"), true));
+		ToolManager.INSTANCE.customToolHandlerList.add(new GenericWrenchHelper(new Identifier("forestry:wrench"), false));
+		ToolManager.INSTANCE.customToolHandlerList.add(new GenericWrenchHelper(new Identifier("actuallyadditions:item_laser_wrench"), false));
+		ToolManager.INSTANCE.customToolHandlerList.add(new GenericWrenchHelper(new Identifier("thermalfoundation:wrench"), false));
+		ToolManager.INSTANCE.customToolHandlerList.add(new GenericWrenchHelper(new Identifier("charset:wrench"), false));
+		ToolManager.INSTANCE.customToolHandlerList.add(new GenericWrenchHelper(new Identifier("teslacorelib:wrench"), false));
+		ToolManager.INSTANCE.customToolHandlerList.add(new GenericWrenchHelper(new Identifier("rftools:smartwrench"), false));
+		ToolManager.INSTANCE.customToolHandlerList.add(new GenericWrenchHelper(new Identifier("intergrateddynamics:smartwrench"), false));
+		ToolManager.INSTANCE.customToolHandlerList.add(new GenericWrenchHelper(new Identifier("correlated:weldthrower"), false));
+		ToolManager.INSTANCE.customToolHandlerList.add(new GenericWrenchHelper(new Identifier("chiselsandbits:wrench_wood"), false));
+		ToolManager.INSTANCE.customToolHandlerList.add(new GenericWrenchHelper(new Identifier("redstonearsenal:tool.wrench_flux"), false));
+
+		ModSounds.setup();
+		BlockWrenchEventHandler.setup();
+
+		/*
+		  This is a generic multiblock tick handler. If you are using this code on your
+		  own, you will need to register this with the Forge TickRegistry on both the
+		  client AND server sides. Note that different types of ticks run on different
+		  parts of the system. CLIENT ticks only run on the client, at the start/end of
+		  each game loop. SERVER and WORLD ticks only run on the server. WORLDLOAD
+		  ticks run only on the server, and only when worlds are loaded.
+		 */
+		WorldTickCallback.EVENT.register(MultiblockRegistry::tickStart);
+
+		// packets
+		ServerBoundPackets.init();
+
+		IngredientManager.setup();
+		RebornFluidManager.setupBucketMap();
+
+		RebornCoreCommands.setup();
+
+		RebornCoreTags.WATER_EXPLOSION_ITEM.toString();
+		
+		/* register UnloadHandler */
+		ServerBlockEntityEvents.BLOCK_ENTITY_UNLOAD.register((blockEntity, world) -> {
+			if (blockEntity instanceof UnloadHandler) ((UnloadHandler) blockEntity).onUnload();
+		});
+
+		LOGGER.info("Reborn core is done for now, now to let other mods have their turn...");
+		LOADED = true;
+	}
+
+	public static EnvType getSide() {
+		return FabricLoader.getInstance().getEnvironmentType();
+	}
+
+	public static void clientOnly(Supplier<Runnable> runnable){
+		if(FabricLoader.getInstance().getEnvironmentType() == EnvType.CLIENT){
+			runnable.get().run();
+		}
+	}
+}

RebornCore/src/main/java/reborncore/RebornCoreClient.java

@@ -0,0 +1,57 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore;
+
+import net.fabricmc.api.ClientModInitializer;
+import net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientBlockEntityEvents;
+import net.fabricmc.fabric.api.client.item.v1.ItemTooltipCallback;
+import net.fabricmc.fabric.api.client.rendering.v1.HudRenderCallback;
+import net.fabricmc.fabric.api.event.client.ClientSpriteRegistryCallback;
+import net.minecraft.client.texture.SpriteAtlasTexture;
+import reborncore.api.blockentity.UnloadHandler;
+import reborncore.client.HolidayRenderManager;
+import reborncore.client.IconSupplier;
+import reborncore.client.ItemStackRenderer;
+import reborncore.client.StackToolTipHandler;
+import reborncore.common.fluid.RebornFluidRenderManager;
+import reborncore.common.network.ClientBoundPacketHandlers;
+
+public class RebornCoreClient implements ClientModInitializer {
+
+	@Override
+	public void onInitializeClient() {
+		RebornFluidRenderManager.setupClient();
+		HolidayRenderManager.setupClient();
+		ClientSpriteRegistryCallback.event(SpriteAtlasTexture.BLOCK_ATLAS_TEXTURE).register(IconSupplier::registerSprites);
+		ClientBoundPacketHandlers.init();
+		HudRenderCallback.EVENT.register(new ItemStackRenderer());
+		ItemTooltipCallback.EVENT.register(new StackToolTipHandler());
+
+		/* register UnloadHandler */
+		ClientBlockEntityEvents.BLOCK_ENTITY_UNLOAD.register((blockEntity, world) -> {
+			if (blockEntity instanceof UnloadHandler) ((UnloadHandler) blockEntity).onUnload();
+		});
+	}
+}

RebornCore/src/main/java/reborncore/RebornRegistry.java

@@ -0,0 +1,135 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore;
+
+import net.minecraft.block.Block;
+import net.minecraft.item.BlockItem;
+import net.minecraft.item.Item;
+import net.minecraft.util.Identifier;
+import net.minecraft.util.registry.Registry;
+import org.apache.commons.lang3.Validate;
+
+import java.util.HashMap;
+import java.util.function.Function;
+
+/**
+ * Created by Gigabit101 on 16/08/2016.
+ */
+public class RebornRegistry {
+	//public static LootManager.InnerPool lp = new LootManager.InnerPool();
+
+	//Yeah, this is horrible
+	private static final HashMap<Object, Identifier> objIdentMap = new HashMap<>();
+
+	/**
+	 * Registers Block and BlockItem in vanilla registries
+	 *
+	 * @param block Block Block to register
+	 * @param builder Item.Settings Settings builder for BlockItem
+	 * @param name Identifier Registry name for block and item
+	 */
+	public static void registerBlock(Block block, Item.Settings builder, Identifier name) {
+		Registry.register(Registry.BLOCK, name, block);
+		BlockItem itemBlock = new BlockItem(block, builder);
+		Registry.register(Registry.ITEM, name, itemBlock);
+	}
+
+	public static void registerBlock(Block block, Function<Block, BlockItem> blockItemFunction, Identifier name) {
+		Registry.register(Registry.BLOCK, name, block);
+		BlockItem itemBlock = blockItemFunction.apply(block);
+		Registry.register(Registry.ITEM, name, itemBlock);
+	}
+
+	/**
+	 * Registers Block and BlockItem in vanilla registries. 
+	 * Block should have registered identifier in RebornRegistry via {@link #registerIdent registerIdent} method
+	 *
+	 * @param block Block Block to register
+	 * @param itemGroup Item.Settings Settings builder for BlockItem
+	 */
+	public static void registerBlock(Block block, Item.Settings itemGroup) {
+		Validate.isTrue(objIdentMap.containsKey(block));
+		registerBlock(block, itemGroup, objIdentMap.get(block));
+	}
+
+	public static void registerBlock(Block block, Function<Block, BlockItem> blockItemFunction){
+		Validate.isTrue(objIdentMap.containsKey(block));
+		registerBlock(block, blockItemFunction, objIdentMap.get(block));
+	}
+
+	/**
+	 * Register only Block, without BlockItem in vanilla registries
+	 * Block should have registered identifier in RebornRegistry via {@link #registerIdent registerIdent} method
+	 * @param block Block Block to register
+	 */
+	public static void registerBlockNoItem(Block block) {
+		Validate.isTrue(objIdentMap.containsKey(block));
+		Registry.register(Registry.BLOCK, objIdentMap.get(block), block);
+	}
+
+
+	/**
+	 * Register Item in vanilla registries
+	 *
+	 * @param item Item Item to register
+	 * @param name Identifier Registry name for item
+	 */
+	public static void registerItem(Item item, Identifier name) {
+		Registry.register(Registry.ITEM, name, item);
+	}
+
+	/**
+	 * Register Item in vanilla registries
+	 * Item should have registered identifier in RebornRegistry via {@link #registerIdent registerIdent} method
+	 *
+	 * @param item Item Item to register
+	 */
+	public static void registerItem(Item item){
+		Validate.isTrue(objIdentMap.containsKey(item));
+		registerItem(item, objIdentMap.get(item));
+	}
+
+	/**
+	 * Registers Identifier in internal RebornCore map
+	 *
+	 * @param object Object Item, Block or whatever to be put into map
+	 * @param identifier Identifier Registry name for object
+	 */
+	public static void registerIdent(Object object, Identifier identifier){
+		objIdentMap.put(object, identifier);
+	}
+
+	//eg: RebornRegistry.addLoot(Items.NETHER_STAR, 0.95, LootTableList.CHESTS_VILLAGE_BLACKSMITH);
+	//eg: RebornRegistry.addLoot(Items.DIAMOND, 1.95, LootTableList.ENTITIES_COW);
+
+	public static void addLoot(Item item, double chance, Identifier list) {
+	//	lp.addItem(LootManager.createLootEntry(item, chance, list));
+	}
+
+	public static void addLoot(Item item, int minSize, int maxSize, double chance, Identifier list) {
+	//	lp.addItem(LootManager.createLootEntry(item, minSize, maxSize, chance, list));
+	}
+
+}

RebornCore/src/main/java/reborncore/api/ICustomToolHandler.java

@@ -0,0 +1,33 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.api;
+
+import net.minecraft.item.ItemStack;
+
+public interface ICustomToolHandler extends IToolHandler {
+
+	boolean canHandleTool(ItemStack stack);
+
+}

RebornCore/src/main/java/reborncore/api/IListInfoProvider.java

@@ -0,0 +1,35 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.api;
+
+import net.minecraft.text.Text;
+
+import java.util.List;
+
+public interface IListInfoProvider {
+
+	void addInfo(List<Text> info, boolean isReal, boolean hasData);
+
+}

RebornCore/src/main/java/reborncore/api/IToolDrop.java

@@ -0,0 +1,33 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.api;
+
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.item.ItemStack;
+
+public interface IToolDrop {
+
+	ItemStack getToolDrop(PlayerEntity p0);
+}

RebornCore/src/main/java/reborncore/api/IToolHandler.java

@@ -0,0 +1,51 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.api;
+
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.item.ItemStack;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.Direction;
+import net.minecraft.world.World;
+
+/**
+ * Added onto an item
+ */
+public interface IToolHandler {
+
+	/**
+	 * Called when a machine is actived with the item that has IToolHandler on it
+	 *
+	 * @param stack  the held itemstack
+	 * @param pos    the pos of the block
+	 * @param world  the world of the block
+	 * @param player the player that actived the block
+	 * @param side   the side that the player actived
+	 * @param damage if the tool should be damged, or power taken
+	 * @return If the tool can handle being actived on the block, return false when the tool is broken or out of power for example.
+	 */
+	boolean handleTool(ItemStack stack, BlockPos pos, World world, PlayerEntity player, Direction side, boolean damage);
+
+}

RebornCore/src/main/java/reborncore/api/ToolManager.java

@@ -0,0 +1,72 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.api;
+
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.item.ItemStack;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.Direction;
+import net.minecraft.world.World;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class ToolManager implements ICustomToolHandler {
+
+	public static final ToolManager INSTANCE = new ToolManager();
+	public List<ICustomToolHandler> customToolHandlerList = new ArrayList<>();
+
+	@Override
+	public boolean handleTool(ItemStack stack, BlockPos pos, World world, PlayerEntity player, Direction side, boolean damage) {
+		if (stack == null || stack.isEmpty()) {
+			return false;
+		}
+		if (stack.getItem() instanceof IToolHandler) {
+			return ((IToolHandler) stack.getItem()).handleTool(stack, pos, world, player, side, damage);
+		}
+		for (ICustomToolHandler customToolHandler : customToolHandlerList) {
+			if (customToolHandler.canHandleTool(stack)) {
+				return customToolHandler.handleTool(stack, pos, world, player, side, damage);
+			}
+		}
+		return false;
+	}
+
+	@Override
+	public boolean canHandleTool(ItemStack stack) {
+		if (stack == null || stack.isEmpty()) {
+			return false;
+		}
+		if (stack.getItem() instanceof IToolHandler) {
+			return true;
+		}
+		for (ICustomToolHandler customToolHandler : customToolHandlerList) {
+			if (customToolHandler.canHandleTool(stack)) {
+				return true;
+			}
+		}
+		return false;
+	}
+}

RebornCore/src/main/java/reborncore/api/blockentity/IMachineGuiHandler.java

@@ -0,0 +1,35 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.api.blockentity;
+
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.World;
+
+public interface IMachineGuiHandler {
+
+	void open(PlayerEntity player, BlockPos pos, World world);
+
+}

RebornCore/src/main/java/reborncore/api/blockentity/IUpgrade.java

@@ -0,0 +1,48 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.api.blockentity;
+
+import net.minecraft.item.ItemStack;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import reborncore.common.blockentity.MachineBaseBlockEntity;
+import reborncore.common.recipes.IUpgradeHandler;
+
+/**
+ * Added to an item to say that it is a valid behavior
+ */
+public interface IUpgrade {
+
+	void process(
+			@NotNull MachineBaseBlockEntity machineBase,
+			@Nullable
+					IUpgradeHandler handler,
+			@NotNull
+					ItemStack stack);
+
+	default boolean isValidForInventory(IUpgradeable upgradeable, ItemStack stack) {
+		return true;
+	}
+}

RebornCore/src/main/java/reborncore/api/blockentity/IUpgradeable.java

@@ -0,0 +1,44 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.api.blockentity;
+
+import net.minecraft.inventory.Inventory;
+import net.minecraft.item.ItemStack;
+
+public interface IUpgradeable {
+
+	default boolean canBeUpgraded() {
+		return true;
+	}
+
+	Inventory getUpgradeInvetory();
+
+	int getUpgradeSlotCount();
+
+	default boolean isUpgradeValid(IUpgrade upgrade, ItemStack stack) {
+		return true;
+	}
+
+}

RebornCore/src/main/java/reborncore/api/blockentity/InventoryProvider.java

@@ -0,0 +1,33 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.api.blockentity;
+
+import net.minecraft.inventory.Inventory;
+
+public interface InventoryProvider {
+
+	Inventory getInventory();
+
+}

RebornCore/src/main/java/reborncore/api/blockentity/UnloadHandler.java

@@ -0,0 +1,31 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.api.blockentity;
+
+public interface UnloadHandler {
+
+	void onUnload();
+
+}

RebornCore/src/main/java/reborncore/api/events/ApplyArmorToDamageCallback.java

@@ -0,0 +1,53 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.api.events;
+
+import net.fabricmc.fabric.api.event.Event;
+import net.fabricmc.fabric.api.event.EventFactory;
+import net.minecraft.entity.damage.DamageSource;
+import net.minecraft.entity.player.PlayerEntity;
+
+public interface ApplyArmorToDamageCallback {
+
+	Event<ApplyArmorToDamageCallback> EVENT = EventFactory.createArrayBacked(ApplyArmorToDamageCallback.class,
+			(listeners) -> (player, damageSource, amount) -> {
+				float damageAmount = amount;
+				for (ApplyArmorToDamageCallback listener : listeners){
+					damageAmount = listener.applyArmorToDamage(player, damageSource, damageAmount);
+				}
+				return damageAmount;
+			});
+
+	/**
+	 *  Apply armor to amount of damage inflicted. Decreases it in most cases unless armor should increase damage inflicted.
+	 *  Event is called after damage is being reduced by armor already and before damage reduction from enchants.
+	 *
+	 * @param player PlayerEntity Player being damaged
+	 * @param source DamageSource Type of damage
+	 * @param amount float Current amount of damage
+	 * @return float Amount of damage after reduction
+	 */
+	float applyArmorToDamage(PlayerEntity player, DamageSource source, float amount);
+}

RebornCore/src/main/java/reborncore/api/events/ItemCraftCallback.java

@@ -0,0 +1,44 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.api.events;
+
+import net.fabricmc.fabric.api.event.Event;
+import net.fabricmc.fabric.api.event.EventFactory;
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.inventory.CraftingInventory;
+import net.minecraft.item.ItemStack;
+
+
+public interface ItemCraftCallback {
+
+	Event<ItemCraftCallback> EVENT = EventFactory.createArrayBacked(ItemCraftCallback.class, (listeners) -> (stack, craftingInventory, playerEntity) -> {
+		for (ItemCraftCallback callback : listeners) {
+			callback.onCraft(stack, craftingInventory, playerEntity);
+		}
+	});
+
+	void onCraft(ItemStack stack, CraftingInventory craftingInventory, PlayerEntity playerEntity);
+
+}

RebornCore/src/main/java/reborncore/api/items/ArmorFovHandler.java

@@ -0,0 +1,33 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.api.items;
+
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.item.ItemStack;
+
+public interface ArmorFovHandler {
+
+	float changeFov(float old, ItemStack stack, PlayerEntity playerEntity);
+}

RebornCore/src/main/java/reborncore/api/items/ArmorRemoveHandler.java

@@ -0,0 +1,33 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.api.items;
+
+import net.minecraft.entity.player.PlayerEntity;
+
+public interface ArmorRemoveHandler {
+
+	void onRemoved(PlayerEntity playerEntity);
+
+}

RebornCore/src/main/java/reborncore/api/items/ArmorTickable.java

@@ -0,0 +1,33 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.api.items;
+
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.item.ItemStack;
+
+public interface ArmorTickable {
+
+	void tickArmor(ItemStack stack, PlayerEntity playerEntity);
+}

RebornCore/src/main/java/reborncore/api/items/InventoryBase.java

@@ -0,0 +1,113 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.api.items;
+
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.inventory.Inventories;
+import net.minecraft.inventory.Inventory;
+import net.minecraft.item.ItemStack;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.nbt.Tag;
+import net.minecraft.util.collection.DefaultedList;
+
+public abstract class InventoryBase implements Inventory {
+
+	private final int size;
+	private DefaultedList<ItemStack> stacks;
+
+	public InventoryBase(int size) {
+		this.size = size;
+		stacks = DefaultedList.ofSize(size, ItemStack.EMPTY);
+	}
+
+	public Tag serializeNBT() {
+		CompoundTag tag = new CompoundTag();
+		Inventories.toTag(tag, stacks);
+		return tag;
+	}
+
+	public void deserializeNBT(CompoundTag tag) {
+		stacks = DefaultedList.ofSize(size, ItemStack.EMPTY);
+		Inventories.fromTag(tag, stacks);
+	}
+
+	@Override
+	public int size() {
+		return size;
+	}
+
+	@Override
+	public boolean isEmpty() {
+		return stacks.stream().allMatch(ItemStack::isEmpty);
+	}
+
+	@Override
+	public ItemStack getStack(int i) {
+		return stacks.get(i);
+	}
+
+	@Override
+	public ItemStack removeStack(int i, int i1) {
+		ItemStack stack = Inventories.splitStack(stacks, i, i1);
+		if (!stack.isEmpty()) {
+			this.markDirty();
+		}
+		return stack;
+	}
+
+	@Override
+	public ItemStack removeStack(int i) {
+		return Inventories.removeStack(stacks, i);
+	}
+
+	@Override
+	public void setStack(int i, ItemStack itemStack) {
+		stacks.set(i, itemStack);
+		if (itemStack.getCount() > this.getMaxCountPerStack()) {
+			itemStack.setCount(this.getMaxCountPerStack());
+		}
+
+		this.markDirty();
+	}
+
+	@Override
+	public void markDirty() {
+		//Stuff happens in the super methods
+	}
+
+	@Override
+	public boolean canPlayerUse(PlayerEntity playerEntity) {
+		return true;
+	}
+
+	@Override
+	public void clear() {
+		stacks.clear();
+	}
+
+	public DefaultedList<ItemStack> getStacks() {
+		return stacks;
+	}
+}

RebornCore/src/main/java/reborncore/api/items/InventoryUtils.java

@@ -0,0 +1,129 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.api.items;
+
+import net.minecraft.block.*;
+import net.minecraft.block.entity.BlockEntity;
+import net.minecraft.block.entity.ChestBlockEntity;
+import net.minecraft.inventory.Inventory;
+import net.minecraft.inventory.SidedInventory;
+import net.minecraft.item.ItemStack;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.Direction;
+import net.minecraft.world.World;
+import reborncore.common.util.ItemUtils;
+
+import org.jetbrains.annotations.Nullable;
+
+public class InventoryUtils {
+
+	public static ItemStack insertItemStacked(Inventory inventory, ItemStack input, boolean simulate) {
+		ItemStack stack = input.copy();
+		for (int i = 0; i < inventory.size(); i++) {
+			ItemStack targetStack = inventory.getStack(i);
+
+			//Nice and simple, insert the item into a blank slot
+			if (targetStack.isEmpty()) {
+				if (!simulate) {
+					inventory.setStack(i, stack);
+				}
+				return ItemStack.EMPTY;
+			} else if (ItemUtils.isItemEqual(stack, targetStack, true, false)) {
+				int freeStackSpace = targetStack.getMaxCount() - targetStack.getCount();
+				if (freeStackSpace > 0) {
+					int transferAmount = Math.min(freeStackSpace, input.getCount());
+					if (!simulate) {
+						targetStack.increment(transferAmount);
+					}
+					stack.decrement(transferAmount);
+				}
+			}
+		}
+		return stack;
+	}
+
+	public static ItemStack insertItem(ItemStack input, Inventory inventory, Direction direction) {
+		ItemStack stack = input.copy();
+
+		if (inventory instanceof SidedInventory) {
+			SidedInventory sidedInventory = (SidedInventory) inventory;
+			for (int slot : sidedInventory.getAvailableSlots(direction)) {
+				if (sidedInventory.canInsert(slot, stack, direction)) {
+					stack = insertIntoInv(sidedInventory, slot, stack);
+					if (stack.isEmpty()) {
+						break;
+					}
+				}
+			}
+			return stack;
+		} else {
+			for (int i = 0; i < inventory.size() & !stack.isEmpty(); i++) {
+				if (inventory.isValid(i, stack)) {
+					stack = insertIntoInv(inventory, i, stack);
+				}
+			}
+		}
+		return stack;
+	}
+
+	@Nullable
+	public static Inventory getInventoryAt(World world, BlockPos blockPos) {
+		Inventory inventory = null;
+		BlockState blockState = world.getBlockState(blockPos);
+		Block block = blockState.getBlock();
+		if (block instanceof InventoryProvider) {
+			inventory = ((InventoryProvider) block).getInventory(blockState, world, blockPos);
+		} else if (block instanceof BlockEntityProvider) {
+			BlockEntity blockEntity = world.getBlockEntity(blockPos);
+			if (blockEntity instanceof Inventory) {
+				inventory = (Inventory) blockEntity;
+				if (inventory instanceof ChestBlockEntity && block instanceof ChestBlock) {
+					inventory = ChestBlock.getInventory((ChestBlock) block, blockState, world, blockPos, true);
+				}
+			}
+		}
+		return inventory;
+	}
+
+	private static ItemStack insertIntoInv(Inventory inventory, int slot, ItemStack input) {
+		ItemStack targetStack = inventory.getStack(slot);
+		ItemStack stack = input.copy();
+
+		//Nice and simple, insert the item into a blank slot
+		if (targetStack.isEmpty()) {
+			inventory.setStack(slot, stack);
+			return ItemStack.EMPTY;
+		} else if (ItemUtils.isItemEqual(stack, targetStack, true, false)) {
+			int freeStackSpace = targetStack.getMaxCount() - targetStack.getCount();
+			if (freeStackSpace > 0) {
+				int transferAmount = Math.min(freeStackSpace, stack.getCount());
+				targetStack.increment(transferAmount);
+				stack.decrement(transferAmount);
+			}
+		}
+
+		return stack;
+	}
+}

RebornCore/src/main/java/reborncore/api/items/ItemStackModifiers.java

@@ -0,0 +1,37 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.api.items;
+
+import com.google.common.collect.Multimap;
+import net.minecraft.entity.EquipmentSlot;
+import net.minecraft.entity.attribute.EntityAttribute;
+import net.minecraft.entity.attribute.EntityAttributeModifier;
+import net.minecraft.item.ItemStack;
+
+public interface ItemStackModifiers {
+
+	void getAttributeModifiers(EquipmentSlot slot, ItemStack stack, Multimap<EntityAttribute, EntityAttributeModifier> builder);
+
+}

RebornCore/src/main/java/reborncore/api/recipe/IRecipeCrafterProvider.java

@@ -0,0 +1,58 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.api.recipe;
+
+import net.minecraft.item.ItemStack;
+import reborncore.common.blockentity.SlotConfiguration;
+import reborncore.common.crafting.RebornRecipe;
+import reborncore.common.recipes.RecipeCrafter;
+
+/**
+ * Created by modmuss50 on 11/04/2016.
+ */
+public interface IRecipeCrafterProvider extends SlotConfiguration.SlotFilter {
+
+	RecipeCrafter getRecipeCrafter();
+
+	default boolean canCraft(RebornRecipe rebornRecipe) {
+		return true;
+	}
+
+	@Override
+	default boolean isStackValid(int slotID, ItemStack stack) {
+		if (getRecipeCrafter() == null) {
+			return false;
+		}
+		return getRecipeCrafter().isStackValidInput(stack);
+	}
+
+	@Override
+	default int[] getInputSlots() {
+		if (getRecipeCrafter() == null) {
+			return new int[]{};
+		}
+		return getRecipeCrafter().inputSlots;
+	}
+}

RebornCore/src/main/java/reborncore/client/ClientChunkManager.java

@@ -0,0 +1,106 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client;
+
+import com.mojang.blaze3d.systems.RenderSystem;
+import net.fabricmc.api.EnvType;
+import net.fabricmc.api.Environment;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.render.BufferBuilder;
+import net.minecraft.client.render.Tessellator;
+import net.minecraft.client.render.VertexConsumerProvider;
+import net.minecraft.client.render.VertexFormats;
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.util.math.BlockPos;
+import reborncore.common.chunkloading.ChunkLoaderManager;
+import reborncore.common.network.NetworkManager;
+import reborncore.common.network.ServerBoundPackets;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@Environment(EnvType.CLIENT)
+public class ClientChunkManager {
+
+	private static final List<ChunkLoaderManager.LoadedChunk> loadedChunks = new ArrayList<>();
+
+	public static void setLoadedChunks(List<ChunkLoaderManager.LoadedChunk> chunks) {
+		loadedChunks.clear();
+		loadedChunks.addAll(chunks);
+	}
+
+	public static void toggleLoadedChunks(BlockPos chunkLoader) {
+		if (loadedChunks.size() == 0) {
+			NetworkManager.sendToServer(ServerBoundPackets.requestChunkloaderChunks(chunkLoader));
+		} else {
+			loadedChunks.clear();
+		}
+	}
+
+	public static boolean hasChunksForLoader(BlockPos pos) {
+		return loadedChunks.stream()
+				.filter(loadedChunk -> loadedChunk.getChunkLoader().equals(pos))
+				.anyMatch(loadedChunk -> loadedChunk.getWorld().equals(ChunkLoaderManager.getWorldName(MinecraftClient.getInstance().world)));
+	}
+
+	public static void render(MatrixStack matrices, VertexConsumerProvider vertexConsumers, double x, double y, double z) {
+		if (loadedChunks.size() == 0) {
+			return;
+		}
+		final MinecraftClient minecraftClient = MinecraftClient.getInstance();
+
+		RenderSystem.enableDepthTest();
+		RenderSystem.shadeModel(7425);
+		RenderSystem.enableAlphaTest();
+		RenderSystem.defaultAlphaFunc();
+
+		final Tessellator tessellator = Tessellator.getInstance();
+		final BufferBuilder bufferBuilder = tessellator.getBuffer();
+
+		RenderSystem.disableTexture();
+		RenderSystem.disableBlend();
+		RenderSystem.lineWidth(5.0F);
+
+		bufferBuilder.begin(3, VertexFormats.POSITION_COLOR);
+
+		loadedChunks.stream()
+				.filter(loadedChunk -> loadedChunk.getWorld().equals(ChunkLoaderManager.getWorldName(minecraftClient.world)))
+				.forEach(loadedChunk -> {
+					double chunkX = (double) loadedChunk.getChunk().getStartX() - x;
+					double chunkY = (double) loadedChunk.getChunk().getStartZ() - z;
+
+					bufferBuilder.vertex(chunkX + 8, 0.0D - y, chunkY + 8).color(1.0F, 0.0F, 0.0F, 0.0F).next();
+					bufferBuilder.vertex(chunkX + 8, 0.0D - y, chunkY + 8).color(1.0F, 0.0F, 0.0F, 0.5F).next();
+					bufferBuilder.vertex(chunkX + 8, 256.0D - y, chunkY + 8).color(1.0F, 0.0F, 0.0F, 0.5F).next();
+					bufferBuilder.vertex(chunkX + 8, 256.0D - y, chunkY + 8).color(1.0F, 0.0F, 0.0F, 0.0F).next();
+				});
+
+		tessellator.draw();
+		RenderSystem.lineWidth(1.0F);
+		RenderSystem.enableBlend();
+		RenderSystem.enableTexture();
+	}
+
+}

RebornCore/src/main/java/reborncore/client/HolidayRenderManager.java

@@ -0,0 +1,84 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client;
+
+import net.fabricmc.fabric.api.client.rendereregistry.v1.LivingEntityFeatureRendererRegistrationCallback;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.render.RenderLayer;
+import net.minecraft.client.render.VertexConsumer;
+import net.minecraft.client.render.VertexConsumerProvider;
+import net.minecraft.client.render.entity.LivingEntityRenderer;
+import net.minecraft.client.render.entity.feature.FeatureRenderer;
+import net.minecraft.client.render.entity.feature.FeatureRendererContext;
+import net.minecraft.client.render.entity.model.EntityModel;
+import net.minecraft.client.render.entity.model.PlayerEntityModel;
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.client.util.math.Vector3f;
+import net.minecraft.entity.LivingEntity;
+import net.minecraft.util.Identifier;
+import reborncore.common.RebornCoreConfig;
+import reborncore.common.util.CalenderUtils;
+
+/**
+ * Created by Mark on 27/11/2016.
+ */
+public class HolidayRenderManager {
+
+	public static void setupClient() {
+		if (CalenderUtils.christmas && RebornCoreConfig.easterEggs) {
+			LivingEntityFeatureRendererRegistrationCallback.EVENT.register((entityType, entityRenderer, registrationHelper) -> {
+				if (entityRenderer.getModel() instanceof PlayerEntityModel) {
+					registrationHelper.register(new LayerRender(entityRenderer));
+				}
+			});
+		}
+	}
+
+	private static final ModelSantaHat santaHat = new ModelSantaHat();
+	private static final Identifier TEXTURE = new Identifier("reborncore", "textures/models/santa_hat.png");
+
+	public static class LayerRender <T extends LivingEntity, M extends EntityModel<T>> extends FeatureRenderer<T, M> {
+
+		public LayerRender(FeatureRendererContext<T, M> context) {
+			super(context);
+		}
+
+		@Override
+		public void render(MatrixStack matrixStack, VertexConsumerProvider vertexConsumerProvider, int i, T player, float limbAngle, float limbDistance, float tickDelta, float animationProgress, float headYaw, float headPitch) {
+			MinecraftClient.getInstance().getTextureManager().bindTexture(TEXTURE);
+			VertexConsumer vertexConsumer = vertexConsumerProvider.getBuffer(RenderLayer.getEntitySolid(TEXTURE));
+			matrixStack.push();
+
+			float yaw = player.prevYaw + (player.yaw - player.prevYaw) * tickDelta - (player.prevBodyYaw + (player.bodyYaw - player.prevBodyYaw) * tickDelta);
+			float pitch = player.prevPitch + (player.pitch - player.prevPitch) * tickDelta;
+
+			matrixStack.multiply(Vector3f.POSITIVE_Y.getDegreesQuaternion(yaw));
+			matrixStack.multiply(Vector3f.POSITIVE_X.getDegreesQuaternion(pitch));
+			santaHat.render(matrixStack, vertexConsumer, i, LivingEntityRenderer.getOverlay(player, 0.0F), 1F, 1F, 1F, 1F);
+			matrixStack.pop();
+		}
+	}
+
+}

RebornCore/src/main/java/reborncore/client/IconSupplier.java

@@ -0,0 +1,48 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client;
+
+import net.fabricmc.api.EnvType;
+import net.fabricmc.api.Environment;
+import net.fabricmc.fabric.api.event.client.ClientSpriteRegistryCallback;
+import net.minecraft.client.texture.SpriteAtlasTexture;
+import net.minecraft.util.Identifier;
+import reborncore.RebornCore;
+
+public class IconSupplier {
+
+	public static Identifier armour_head_id = new Identifier(RebornCore.MOD_ID, "gui/slot_sprites/armour_head");
+	public static Identifier armour_chest_id = new Identifier(RebornCore.MOD_ID, "gui/slot_sprites/armour_chest");
+	public static Identifier armour_legs_id = new Identifier(RebornCore.MOD_ID, "gui/slot_sprites/armour_legs");
+	public static Identifier armour_feet_id = new Identifier(RebornCore.MOD_ID, "gui/slot_sprites/armour_feet");
+
+	@Environment(EnvType.CLIENT)
+	public static void registerSprites(SpriteAtlasTexture atlasTexture, ClientSpriteRegistryCallback.Registry registry) {
+		registry.register(IconSupplier.armour_head_id);
+		registry.register(IconSupplier.armour_chest_id);
+		registry.register(IconSupplier.armour_legs_id);
+		registry.register(IconSupplier.armour_feet_id);
+	}
+}

RebornCore/src/main/java/reborncore/client/ItemStackRenderManager.java

@@ -0,0 +1,34 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client;
+
+import net.minecraft.item.ItemStack;
+
+import java.util.LinkedList;
+import java.util.Queue;
+
+public class ItemStackRenderManager {
+	public static final Queue<ItemStack> RENDER_QUEUE = new LinkedList<>();
+}

RebornCore/src/main/java/reborncore/client/ItemStackRenderer.java

@@ -0,0 +1,159 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client;
+
+import com.mojang.blaze3d.platform.GlStateManager;
+import com.mojang.blaze3d.systems.RenderSystem;
+import net.fabricmc.fabric.api.client.rendering.v1.HudRenderCallback;
+import net.fabricmc.loader.api.FabricLoader;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.gl.Framebuffer;
+import net.minecraft.client.render.DiffuseLighting;
+import net.minecraft.client.render.OverlayTexture;
+import net.minecraft.client.render.VertexConsumerProvider;
+import net.minecraft.client.render.item.ItemRenderer;
+import net.minecraft.client.render.model.BakedModel;
+import net.minecraft.client.render.model.json.ModelTransformation;
+import net.minecraft.client.texture.NativeImage;
+import net.minecraft.client.texture.SpriteAtlasTexture;
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.item.ItemStack;
+import net.minecraft.util.Identifier;
+import net.minecraft.util.registry.Registry;
+import org.apache.commons.io.FileUtils;
+import org.lwjgl.opengl.GL11;
+
+import java.io.File;
+
+/**
+ * Initially take from https://github.com/JamiesWhiteShirt/developer-mode/tree/experimental-item-render and then ported to 1.15
+ * Thanks 2xsaiko for fixing the lighting + odd issues above
+ */
+public class ItemStackRenderer implements HudRenderCallback {
+
+	@Override
+	public void onHudRender(MatrixStack matrixStack, float v) {
+		if (!ItemStackRenderManager.RENDER_QUEUE.isEmpty()) {
+
+			MinecraftClient.getInstance().textRenderer.draw(matrixStack, "Rendering " + ItemStackRenderManager.RENDER_QUEUE.size() + " items left", 5, 5, -1);
+
+			ItemStack itemStack = ItemStackRenderManager.RENDER_QUEUE.poll();
+			export(itemStack, 512, Registry.ITEM.getId(itemStack.getItem()));
+		}
+	}
+
+	private void export(ItemStack stack, int size, Identifier identifier) {
+		File dir = new File(FabricLoader.getInstance().getGameDirectory(), "item_renderer/" + identifier.getNamespace());
+		if (!dir.exists()) {
+			dir.mkdir();
+		}
+		File file = new File(dir, identifier.getPath() + ".png");
+
+		if (file.exists()) {
+			file.delete();
+		}
+
+		MinecraftClient minecraft = MinecraftClient.getInstance();
+
+		if (minecraft.getItemRenderer() == null || minecraft.world == null) {
+			return;
+		}
+
+		final Framebuffer framebuffer = new Framebuffer(size, size, true, MinecraftClient.IS_SYSTEM_MAC);
+		framebuffer.setClearColor(0.0F, 0.0F, 0.0F, 0.0F);
+		framebuffer.clear(MinecraftClient.IS_SYSTEM_MAC);
+
+		framebuffer.beginWrite(true);
+
+		final ItemRenderer itemRenderer = MinecraftClient.getInstance().getItemRenderer();
+		final BakedModel model = itemRenderer.getHeldItemModel(stack, minecraft.world, minecraft.player);
+
+		RenderSystem.matrixMode(GL11.GL_PROJECTION);
+		RenderSystem.pushMatrix();
+		RenderSystem.loadIdentity();
+		RenderSystem.ortho(-1, 1, 1, -1, -100.0, 100.0);
+		RenderSystem.matrixMode(GL11.GL_MODELVIEW);
+		RenderSystem.pushMatrix();
+		RenderSystem.loadIdentity();
+
+		{
+			minecraft.getTextureManager().bindTexture(SpriteAtlasTexture.BLOCK_ATLAS_TEXTURE);
+			minecraft.getTextureManager().getTexture(SpriteAtlasTexture.BLOCK_ATLAS_TEXTURE).setFilter(false, false);
+
+			RenderSystem.enableRescaleNormal();
+			RenderSystem.enableAlphaTest();
+			RenderSystem.defaultAlphaFunc();
+			RenderSystem.enableBlend();
+			RenderSystem.enableDepthTest();
+			RenderSystem.blendFunc(GlStateManager.SrcFactor.SRC_ALPHA, GlStateManager.DstFactor.ONE_MINUS_SRC_ALPHA);
+
+			RenderSystem.color4f(1.0F, 1.0F, 1.0F, 1.0F);
+			MatrixStack matrixStack = new MatrixStack();
+
+			matrixStack.scale(2F, -2F, 1F);
+
+			boolean frontLit = !model.isSideLit();
+			if (frontLit) {
+				DiffuseLighting.disableGuiDepthLighting();
+			}
+
+			VertexConsumerProvider.Immediate immediate = MinecraftClient.getInstance().getBufferBuilders().getEntityVertexConsumers();
+			itemRenderer.renderItem(stack, ModelTransformation.Mode.GUI, false, matrixStack, immediate, 15728880, OverlayTexture.DEFAULT_UV, model);
+			immediate.draw();
+
+			RenderSystem.enableDepthTest();
+
+			if (frontLit) {
+				DiffuseLighting.enableGuiDepthLighting();
+			}
+
+			RenderSystem.disableAlphaTest();
+			RenderSystem.disableRescaleNormal();
+		}
+
+		RenderSystem.popMatrix();
+		RenderSystem.matrixMode(GL11.GL_PROJECTION);
+		RenderSystem.popMatrix();
+		RenderSystem.matrixMode(GL11.GL_MODELVIEW);
+
+		framebuffer.endWrite();
+
+
+		try (NativeImage nativeImage = new NativeImage(size, size, false)) {
+			GlStateManager.bindTexture(framebuffer.getColorAttachment());
+			nativeImage.loadFromTextureImage(0, false);
+			nativeImage.mirrorVertically();
+
+			try {
+				byte[] bytes = nativeImage.getBytes();
+				FileUtils.writeByteArrayToFile(file, bytes);
+				System.out.println("Wrote " + file.getAbsolutePath());
+			} catch (Exception e) {
+				e.printStackTrace();
+			}
+		}
+		framebuffer.delete();
+	}
+}

RebornCore/src/main/java/reborncore/client/ModelSantaHat.java

@@ -0,0 +1,211 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+// Date: 27/11/2016 17:33:21
+// Template version 1.1
+// Java generated by Techne
+// Keep in mind that you still need to fill in some blanks
+// - ZeuX
+
+package reborncore.client;
+
+import net.minecraft.client.model.ModelPart;
+import net.minecraft.client.network.AbstractClientPlayerEntity;
+import net.minecraft.client.render.VertexConsumer;
+import net.minecraft.client.render.entity.model.EntityModel;
+import net.minecraft.client.util.math.MatrixStack;
+
+public class ModelSantaHat extends EntityModel<AbstractClientPlayerEntity> {
+	private final ModelPart hatband1;
+	private final ModelPart hatband2;
+	private final ModelPart hatband3;
+	private final ModelPart hatband4;
+	private final ModelPart hatbase1;
+	private final ModelPart hatband5;
+	private final ModelPart hatband6;
+	private final ModelPart hatbase2;
+	private final ModelPart hatextension1;
+	private final ModelPart hatextension2;
+	private final ModelPart hatextension3;
+	private final ModelPart hatextension4;
+	private final ModelPart hatball1;
+	private final ModelPart hatball2;
+	private final ModelPart hatball3;
+	private final ModelPart hatball4;
+	private final ModelPart hatball5;
+	private final ModelPart hatball6;
+
+	public ModelSantaHat() {
+		textureWidth = 64;
+		textureHeight = 64;
+
+		hatband1 = new ModelPart(this, 0, 32);
+		hatband1.addCuboid(-4F, -8F, -5F, 8, 1, 1);
+		hatband1.setPivot(0F, 0F, 0F);
+		hatband1.setTextureSize(64, 64);
+		hatband1.mirror = true;
+		setRotation(hatband1, 0F, 0F, 0F);
+		hatband2 = new ModelPart(this, 0, 32);
+		hatband2.addCuboid(-4F, -8F, 4F, 8, 1, 1);
+		hatband2.setPivot(0F, 0F, 0F);
+		hatband2.setTextureSize(64, 64);
+		hatband2.mirror = true;
+		setRotation(hatband2, 0F, 0F, 0F);
+		hatband3 = new ModelPart(this, 0, 34);
+		hatband3.addCuboid(-5F, -8F, -4F, 1, 1, 8);
+		hatband3.setPivot(0F, 0F, 0F);
+		hatband3.setTextureSize(64, 64);
+		hatband3.mirror = true;
+		setRotation(hatband3, 0F, 0F, 0F);
+		hatband4 = new ModelPart(this, 0, 34);
+		hatband4.addCuboid(4F, -8F, -4F, 1, 1, 8);
+		hatband4.setPivot(0F, 0F, 0F);
+		hatband4.setTextureSize(64, 64);
+		hatband4.mirror = true;
+		setRotation(hatband4, 0F, 0F, 0F);
+		hatbase1 = new ModelPart(this, 0, 43);
+		hatbase1.addCuboid(-4F, -9F, -4F, 8, 1, 8);
+		hatbase1.setPivot(0F, 0F, 0F);
+		hatbase1.setTextureSize(64, 64);
+		hatbase1.mirror = true;
+		setRotation(hatbase1, 0F, 0F, 0F);
+		hatband5 = new ModelPart(this, 18, 41);
+		hatband5.addCuboid(0F, -7F, -5F, 4, 1, 1);
+		hatband5.setPivot(0F, 0F, 0F);
+		hatband5.setTextureSize(64, 64);
+		hatband5.mirror = true;
+		setRotation(hatband5, 0F, 0F, 0F);
+		hatband6 = new ModelPart(this, 18, 41);
+		hatband6.addCuboid(-4F, -7F, 0F, 4, 1, 1);
+		hatband6.setPivot(0F, 0F, 4F);
+		hatband6.setTextureSize(64, 64);
+		hatband6.mirror = true;
+		setRotation(hatband6, 0F, 0F, 0F);
+		hatbase2 = new ModelPart(this, 18, 34);
+		hatbase2.addCuboid(-3F, -10F, -3F, 6, 1, 6);
+		hatbase2.setPivot(0F, 0F, 0F);
+		hatbase2.setTextureSize(64, 64);
+		hatbase2.mirror = true;
+		setRotation(hatbase2, 0F, 0.1115358F, 0F);
+		hatextension1 = new ModelPart(this, 0, 52);
+		hatextension1.addCuboid(-3F, -11F, -2F, 4, 2, 4);
+		hatextension1.setPivot(0F, 0F, 0F);
+		hatextension1.setTextureSize(64, 64);
+		hatextension1.mirror = true;
+		setRotation(hatextension1, 0F, -0.0371786F, 0.0743572F);
+		hatextension2 = new ModelPart(this, 16, 52);
+		hatextension2.addCuboid(-2.4F, -12F, -1.5F, 3, 2, 3);
+		hatextension2.setPivot(0F, 0F, 0F);
+		hatextension2.setTextureSize(64, 64);
+		hatextension2.mirror = true;
+		setRotation(hatextension2, 0F, 0.0743572F, 0.0743572F);
+		hatextension3 = new ModelPart(this, 28, 52);
+		hatextension3.addCuboid(-3.5F, -13F, -1F, 2, 2, 2);
+		hatextension3.setPivot(0F, 0F, 0F);
+		hatextension3.setTextureSize(64, 64);
+		hatextension3.mirror = true;
+		setRotation(hatextension3, 0F, 0F, 0.2230717F);
+		hatextension4 = new ModelPart(this, 0, 58);
+		hatextension4.addCuboid(-13F, -6.6F, -1F, 2, 3, 2);
+		hatextension4.setPivot(0F, 0F, 0F);
+		hatextension4.setTextureSize(64, 64);
+		hatextension4.mirror = true;
+		setRotation(hatextension4, 0F, 0F, 1.264073F);
+		hatball1 = new ModelPart(this, 8, 58);
+		hatball1.addCuboid(2F, -14.4F, -1.001F, 2, 2, 2);
+		hatball1.setPivot(0F, 0F, 0F);
+		hatball1.setTextureSize(64, 64);
+		hatball1.mirror = true;
+		setRotation(hatball1, 0F, 0F, 0F);
+		hatball2 = new ModelPart(this, 16, 57);
+		hatball2.addCuboid(2.5F, -14.8F, -0.5F, 1, 1, 1);
+		hatball2.setPivot(0F, 0F, 0F);
+		hatball2.setTextureSize(64, 64);
+		hatball2.mirror = true;
+		setRotation(hatball2, 0F, 0F, 0F);
+		hatball3 = new ModelPart(this, 16, 57);
+		hatball3.addCuboid(2.5F, -13F, -0.5F, 1, 1, 1);
+		hatball3.setPivot(0F, 0F, 0F);
+		hatball3.setTextureSize(64, 64);
+		hatball3.mirror = true;
+		setRotation(hatball3, 0F, 0F, 0F);
+		hatball4 = new ModelPart(this, 16, 57);
+		hatball4.addCuboid(3.4F, -14F, -0.5F, 1, 1, 1);
+		hatball4.setPivot(0F, 0F, 0F);
+		hatball4.setTextureSize(64, 64);
+		hatball4.mirror = true;
+		setRotation(hatball4, 0F, 0F, 0F);
+		hatball5 = new ModelPart(this, 16, 57);
+		hatball5.addCuboid(2.5F, -14F, 0.4F, 1, 1, 1);
+		hatball5.setPivot(0F, 0F, 0F);
+		hatball5.setTextureSize(64, 64);
+		hatball5.mirror = true;
+		setRotation(hatball5, 0F, 0F, 0F);
+		hatball6 = new ModelPart(this, 16, 57);
+		hatball6.addCuboid(2.5F, -14F, -1.4F, 1, 1, 1);
+		hatball6.setPivot(0F, 0F, 0F);
+		hatball6.setTextureSize(64, 64);
+		hatball6.mirror = true;
+		setRotation(hatball6, 0F, 0F, 0F);
+	}
+
+	@Override
+	public void setAngles(AbstractClientPlayerEntity entity, float limbAngle, float limbDistance, float age, float headYaw, float headPitch) {
+
+	}
+
+	@Override
+	public void render(MatrixStack matrixStack, VertexConsumer vertexConsumer, int light, int overlay, float r, float g, float b, float f) {
+		hatband1.render(matrixStack, vertexConsumer, light, overlay);
+		hatband2.render(matrixStack, vertexConsumer, light, overlay);
+		hatband3.render(matrixStack, vertexConsumer, light, overlay);
+		hatband4.render(matrixStack, vertexConsumer, light, overlay);
+		hatbase1.render(matrixStack, vertexConsumer, light, overlay);
+		hatband5.render(matrixStack, vertexConsumer, light, overlay);
+		hatband6.render(matrixStack, vertexConsumer, light, overlay);
+		hatbase2.render(matrixStack, vertexConsumer, light, overlay);
+		hatextension1.render(matrixStack, vertexConsumer, light, overlay);
+		hatextension2.render(matrixStack, vertexConsumer, light, overlay);
+		hatextension3.render(matrixStack, vertexConsumer, light, overlay);
+		hatextension4.render(matrixStack, vertexConsumer, light, overlay);
+		hatball1.render(matrixStack, vertexConsumer, light, overlay);
+		hatball2.render(matrixStack, vertexConsumer, light, overlay);
+		hatball3.render(matrixStack, vertexConsumer, light, overlay);
+		hatball4.render(matrixStack, vertexConsumer, light, overlay);
+		hatball5.render(matrixStack, vertexConsumer, light, overlay);
+		hatball6.render(matrixStack, vertexConsumer, light, overlay);
+	}
+
+	private void setRotation(ModelPart model, float x, float y, float z) {
+		model.pitch = x;
+		model.yaw = y;
+		model.roll = z;
+	}
+
+	@Override
+	public void accept(ModelPart modelPart) {
+
+	}
+
+}

RebornCore/src/main/java/reborncore/client/RenderUtil.java

@@ -0,0 +1,158 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client;
+
+import com.mojang.blaze3d.platform.GlStateManager;
+import com.mojang.blaze3d.systems.RenderSystem;
+import net.fabricmc.fabric.api.client.render.fluid.v1.FluidRenderHandler;
+import net.fabricmc.fabric.api.client.render.fluid.v1.FluidRenderHandlerRegistry;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.render.BufferBuilder;
+import net.minecraft.client.render.Tessellator;
+import net.minecraft.client.render.VertexFormats;
+import net.minecraft.client.texture.Sprite;
+import net.minecraft.client.texture.SpriteAtlasTexture;
+import net.minecraft.client.texture.TextureManager;
+import net.minecraft.fluid.Fluid;
+import net.minecraft.util.Identifier;
+import net.minecraft.util.math.BlockPos;
+import org.lwjgl.opengl.GL11;
+import reborncore.common.fluid.FluidValue;
+import reborncore.common.fluid.container.FluidInstance;
+import reborncore.common.util.Tank;
+
+/**
+ * Created by Gigabit101 on 08/08/2016.
+ */
+public class RenderUtil {
+	public static final Identifier BLOCK_TEX = SpriteAtlasTexture.BLOCK_ATLAS_TEXTURE;
+
+	public static TextureManager engine() {
+		return MinecraftClient.getInstance().getTextureManager();
+	}
+
+	public static void bindBlockTexture() {
+		engine().bindTexture(BLOCK_TEX);
+	}
+
+	public static Sprite getStillTexture(FluidInstance fluid) {
+		if (fluid == null || fluid.getFluid() == null) {
+			return null;
+		}
+		return getStillTexture(fluid.getFluid());
+	}
+
+	public static Sprite getSprite(Identifier identifier) {
+		return MinecraftClient.getInstance().getSpriteAtlas(SpriteAtlasTexture.BLOCK_ATLAS_TEXTURE).apply(identifier);
+	}
+
+	public static Sprite getStillTexture(Fluid fluid) {
+		FluidRenderHandler fluidRenderHandler = FluidRenderHandlerRegistry.INSTANCE.get(fluid);
+		if (fluidRenderHandler != null) {
+			return fluidRenderHandler.getFluidSprites(MinecraftClient.getInstance().world, BlockPos.ORIGIN, fluid.getDefaultState())[0];
+		}
+		return null;
+	}
+
+	public static void renderGuiTank(Tank tank, double x, double y, double zLevel, double width, double height) {
+		renderGuiTank(tank.getFluidInstance(), tank.getCapacity(), tank.getFluidAmount(), x, y, zLevel, width, height);
+	}
+
+	public static void renderGuiTank(FluidInstance fluid, FluidValue capacity, FluidValue amount, double x, double y, double zLevel,
+									 double width, double height) {
+		if (fluid == null || fluid.getFluid() == null || fluid.getAmount().lessThanOrEqual(FluidValue.EMPTY)) {
+			return;
+		}
+
+		Sprite icon = getStillTexture(fluid);
+		if (icon == null) {
+			return;
+		}
+
+		int renderAmount = (int) Math.max(Math.min(height, amount.getRawValue() * height / capacity.getRawValue()), 1);
+		int posY = (int) (y + height - renderAmount);
+
+		RenderUtil.bindBlockTexture();
+		int color = 0;
+		GL11.glColor3ub((byte) (color >> 16 & 0xFF), (byte) (color >> 8 & 0xFF), (byte) (color & 0xFF));
+
+		RenderSystem.enableBlend();
+		for (int i = 0; i < width; i += 16) {
+			for (int j = 0; j < renderAmount; j += 16) {
+				int drawWidth = (int) Math.min(width - i, 16);
+				int drawHeight = Math.min(renderAmount - j, 16);
+
+				int drawX = (int) (x + i);
+				int drawY = posY + j;
+
+				float minU = icon.getMinU();
+				float maxU = icon.getMaxU();
+				float minV = icon.getMinV();
+				float maxV = icon.getMaxV();
+
+				Tessellator tessellator = Tessellator.getInstance();
+				BufferBuilder tes = tessellator.getBuffer();
+				tes.begin(GL11.GL_QUADS, VertexFormats.POSITION_TEXTURE_COLOR);
+				tes.vertex(drawX, drawY + drawHeight, 0).texture(minU, minV + (maxV - minV) * drawHeight / 16F).next();
+				tes.vertex(drawX + drawWidth, drawY + drawHeight, 0)
+						.texture(minU + (maxU - minU) * drawWidth / 16F, minV + (maxV - minV) * drawHeight / 16F)
+						.next();
+				tes.vertex(drawX + drawWidth, drawY, 0).texture(minU + (maxU - minU) * drawWidth / 16F, minV).next();
+				tes.vertex(drawX, drawY, 0).texture(minU, minV).next();
+				tessellator.draw();
+			}
+		}
+		RenderSystem.disableBlend();
+	}
+
+	public static void drawGradientRect(int zLevel, int left, int top, int right, int bottom, int startColor, int endColor) {
+		float f = (float) (startColor >> 24 & 255) / 255.0F;
+		float f1 = (float) (startColor >> 16 & 255) / 255.0F;
+		float f2 = (float) (startColor >> 8 & 255) / 255.0F;
+		float f3 = (float) (startColor & 255) / 255.0F;
+		float f4 = (float) (endColor >> 24 & 255) / 255.0F;
+		float f5 = (float) (endColor >> 16 & 255) / 255.0F;
+		float f6 = (float) (endColor >> 8 & 255) / 255.0F;
+		float f7 = (float) (endColor & 255) / 255.0F;
+		RenderSystem.disableTexture();
+		RenderSystem.enableBlend();
+		RenderSystem.disableAlphaTest();
+		RenderSystem.blendFuncSeparate(GlStateManager.SrcFactor.SRC_ALPHA, GlStateManager.DstFactor.ONE_MINUS_SRC_ALPHA, GlStateManager.SrcFactor.ONE, GlStateManager.DstFactor.ZERO);
+		RenderSystem.shadeModel(7425);
+		Tessellator tessellator = Tessellator.getInstance();
+		BufferBuilder vertexbuffer = tessellator.getBuffer();
+		vertexbuffer.begin(7, VertexFormats.POSITION_COLOR);
+		vertexbuffer.vertex(right, top, 0).color(f1, f2, f3, f).next();
+		vertexbuffer.vertex(left, top, 0).color(f1, f2, f3, f).next();
+		vertexbuffer.vertex(left, bottom, 0).color(f5, f6, f7, f4).next();
+		vertexbuffer.vertex(right, bottom, 0).color(f5, f6, f7, f4).next();
+		tessellator.draw();
+		RenderSystem.shadeModel(7424);
+		RenderSystem.disableBlend();
+		RenderSystem.enableAlphaTest();
+		RenderSystem.enableTexture();
+	}
+
+}

RebornCore/src/main/java/reborncore/client/StackToolTipHandler.java

@@ -0,0 +1,134 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client;
+
+import net.fabricmc.fabric.api.client.item.v1.ItemTooltipCallback;
+import net.minecraft.block.Block;
+import net.minecraft.block.BlockEntityProvider;
+import net.minecraft.block.entity.BlockEntity;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.gui.screen.Screen;
+import net.minecraft.client.item.TooltipContext;
+import net.minecraft.client.resource.language.I18n;
+import net.minecraft.item.Item;
+import net.minecraft.item.ItemStack;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.text.LiteralText;
+import net.minecraft.text.MutableText;
+import net.minecraft.text.Text;
+import net.minecraft.util.Formatting;
+import reborncore.RebornCore;
+import reborncore.api.IListInfoProvider;
+import reborncore.common.BaseBlockEntityProvider;
+import reborncore.common.powerSystem.PowerSystem;
+import reborncore.common.util.StringUtils;
+import team.reborn.energy.Energy;
+import team.reborn.energy.EnergyHolder;
+import team.reborn.energy.EnergySide;
+
+import java.util.List;
+
+public class StackToolTipHandler implements ItemTooltipCallback {
+
+	@Override
+	public void getTooltip(ItemStack itemStack, TooltipContext tooltipContext, List<Text> tooltipLines) {
+		Item item = itemStack.getItem();
+		Block block = Block.getBlockFromItem(item);
+
+		if (item instanceof IListInfoProvider) {
+			((IListInfoProvider) item).addInfo(tooltipLines, false, false);
+		}
+		else if (item instanceof EnergyHolder) {
+			LiteralText line1 = new LiteralText(PowerSystem.getLocalizedPowerNoSuffix(Energy.of(itemStack).getEnergy()));
+			line1.append("/");
+			line1.append(PowerSystem.getLocalizedPower(Energy.of(itemStack).getMaxStored()));
+			line1.formatted(Formatting.GOLD);
+
+			tooltipLines.add(1, line1);
+
+			if (Screen.hasShiftDown()) {
+				int percentage = percentage(Energy.of(itemStack).getEnergy(), Energy.of(itemStack).getMaxStored());
+				MutableText line2  = StringUtils.getPercentageText(percentage);
+				line2.append(" ");
+				line2.formatted(Formatting.GRAY);
+				line2.append(I18n.translate("reborncore.gui.tooltip.power_charged"));
+				tooltipLines.add(2, line2);
+
+				double inputRate = ((EnergyHolder) item).getMaxInput(EnergySide.UNKNOWN);
+				double outputRate = ((EnergyHolder) item).getMaxOutput(EnergySide.UNKNOWN);
+				LiteralText line3 = new LiteralText("");
+				if (inputRate != 0 && inputRate == outputRate){
+					line3.append(I18n.translate("techreborn.tooltip.transferRate"));
+					line3.append(" : ");
+					line3.formatted(Formatting.GRAY);
+					line3.append(PowerSystem.getLocalizedPower(inputRate));
+					line3.formatted(Formatting.GOLD);
+				}
+				else if(inputRate != 0){
+					line3.append(I18n.translate("reborncore.tooltip.energy.inputRate"));
+					line3.append(" : ");
+					line3.formatted(Formatting.GRAY);
+					line3.append(PowerSystem.getLocalizedPower(inputRate));
+					line3.formatted(Formatting.GOLD);
+				}
+				else if (outputRate !=0){
+					line3.append(I18n.translate("reborncore.tooltip.energy.outputRate"));
+					line3.append(" : ");
+					line3.formatted(Formatting.GRAY);
+					line3.append(PowerSystem.getLocalizedPower(outputRate));
+					line3.formatted(Formatting.GOLD);
+				}
+				tooltipLines.add(3, line3);
+			}
+		}
+		else {
+			try {
+				if ((block instanceof BaseBlockEntityProvider)) {
+					BlockEntity blockEntity = ((BlockEntityProvider) block).createBlockEntity(MinecraftClient.getInstance().world);
+					boolean hasData = false;
+					if (itemStack.hasTag() && itemStack.getOrCreateTag().contains("blockEntity_data")) {
+						CompoundTag blockEntityData = itemStack.getOrCreateTag().getCompound("blockEntity_data");
+						if (blockEntity != null) {
+							blockEntity.fromTag(block.getDefaultState(), blockEntityData);
+							hasData = true;
+							tooltipLines.add(new LiteralText(I18n.translate("reborncore.tooltip.has_data")).formatted(Formatting.DARK_GREEN));
+						}
+					}
+					if (blockEntity instanceof IListInfoProvider) {
+						((IListInfoProvider) blockEntity).addInfo(tooltipLines, false, hasData);
+					}
+				}
+			} catch (NullPointerException e) {
+				RebornCore.LOGGER.debug("Failed to load info for " + itemStack.getName());
+			}
+		}
+	}
+
+	private int percentage(double CurrentValue, double MaxValue) {
+		if (CurrentValue == 0)
+			return 0;
+		return (int) ((CurrentValue * 100.0f) / MaxValue);
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/GuiButtonCustomTexture.java

@@ -0,0 +1,103 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui;
+
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.gui.widget.ButtonWidget;
+import net.minecraft.client.render.DiffuseLighting;
+import net.minecraft.client.texture.TextureManager;
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.text.LiteralText;
+import net.minecraft.text.Text;
+import net.minecraft.util.Identifier;
+import org.lwjgl.opengl.GL11;
+import reborncore.common.util.Color;
+
+public class GuiButtonCustomTexture extends ButtonWidget {
+	public int textureU;
+	public int textureV;
+	public String texturename;
+	public String linkedPage;
+	public Text name;
+	public String imageprefix = "techreborn:textures/manual/elements/";
+	public int buttonHeight;
+	public int buttonWidth;
+	public int buttonU;
+	public int buttonV;
+	public int textureH;
+	public int textureW;
+
+	public GuiButtonCustomTexture(int xPos, int yPos, int u, int v, int buttonWidth, int buttonHeight,
+								  String texturename, String linkedPage, Text name, int buttonU, int buttonV, int textureH, int textureW, ButtonWidget.PressAction pressAction) {
+		super(xPos, yPos, buttonWidth, buttonHeight, LiteralText.EMPTY, pressAction);
+		this.textureU = u;
+		this.textureV = v;
+		this.texturename = texturename;
+		this.name = name;
+		this.linkedPage = linkedPage;
+		this.buttonHeight = height;
+		this.buttonWidth = width;
+		this.buttonU = buttonU;
+		this.buttonV = buttonV;
+		this.textureH = textureH;
+		this.textureW = textureW;
+	}
+
+	public void drawButton(MatrixStack matrixStack, MinecraftClient mc, int mouseX, int mouseY) {
+		if (this.visible) {
+			boolean flag = mouseX >= this.x && mouseY >= this.y && mouseX < this.x + this.width
+					&& mouseY < this.y + this.height;
+			mc.getTextureManager().bindTexture(WIDGETS_LOCATION);
+			int u = textureU;
+			int v = textureV;
+
+			if (flag) {
+				u += width;
+				GL11.glPushMatrix();
+				GL11.glColor4f(0f, 0f, 0f, 1f);
+				this.drawTexture(matrixStack, this.x, this.y, u, v, width, height);
+				GL11.glPopMatrix();
+			}
+			GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
+			GL11.glEnable(32826);
+			DiffuseLighting.enable();
+			renderImage(matrixStack, this.x, this.y);
+			this.drawTextWithShadow(matrixStack, mc.textRenderer, this.name, this.x + 20, this.y + 3,
+					Color.WHITE.getColor());
+		}
+	}
+
+	public void renderImage(MatrixStack matrixStack, int offsetX, int offsetY) {
+		TextureManager render = MinecraftClient.getInstance().getTextureManager();
+		render.bindTexture(new Identifier(imageprefix + this.texturename + ".png"));
+
+		GL11.glEnable(GL11.GL_BLEND);
+		GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
+		GL11.glColor4f(1F, 1F, 1F, 1F);
+		drawTexture(matrixStack, offsetX, offsetY, this.buttonU, this.buttonV, this.textureW, this.textureH);
+		GL11.glDisable(GL11.GL_BLEND);
+	}
+
+}

RebornCore/src/main/java/reborncore/client/gui/GuiButtonItemTexture.java

@@ -0,0 +1,83 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui;
+
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.gui.widget.ButtonWidget;
+import net.minecraft.client.render.DiffuseLighting;
+import net.minecraft.client.render.item.ItemRenderer;
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.item.ItemStack;
+import net.minecraft.text.LiteralText;
+import net.minecraft.text.Text;
+import org.lwjgl.opengl.GL11;
+import reborncore.common.util.Color;
+
+public class GuiButtonItemTexture extends ButtonWidget {
+
+	public int textureU;
+	public int textureV;
+	public ItemStack itemstack;
+	public String LINKED_PAGE;
+	public Text NAME;
+
+	public GuiButtonItemTexture(int xPos, int yPos, int u, int v, int width, int height, ItemStack stack,
+								String linkedPage, Text name, ButtonWidget.PressAction pressAction) {
+		super(xPos, yPos, width, height, LiteralText.EMPTY, pressAction);
+		textureU = u;
+		textureV = v;
+		itemstack = stack;
+		NAME = name;
+		this.LINKED_PAGE = linkedPage;
+	}
+
+	@Override
+	public void render(MatrixStack matrixStack, int mouseX, int mouseY, float ticks) {
+		if (this.visible) {
+			MinecraftClient mc = MinecraftClient.getInstance();
+			boolean flag = mouseX >= this.x && mouseY >= this.y && mouseX < this.x + this.width
+					&& mouseY < this.y + this.height;
+			mc.getTextureManager().bindTexture(WIDGETS_LOCATION);
+			int u = textureU;
+			int v = textureV;
+			if (flag) {
+				u += mc.textRenderer.getWidth(this.NAME) + 25;
+				v += mc.textRenderer.getWidth(this.NAME) + 25;
+				GL11.glPushMatrix();
+				GL11.glColor4f(0f, 0f, 0f, 1f);
+				this.drawTexture(matrixStack, this.x, this.y, u, v, mc.textRenderer.getWidth(this.NAME) + 25, height);
+				GL11.glPopMatrix();
+			}
+			GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
+			GL11.glEnable(32826);
+			DiffuseLighting.enable();
+			ItemRenderer itemRenderer = MinecraftClient.getInstance().getItemRenderer();
+			itemRenderer.renderGuiItemIcon(itemstack, this.x, this.y);
+			this.drawTextWithShadow(matrixStack, mc.textRenderer, this.NAME, this.x + 20, this.y + 3,
+					Color.WHITE.getColor());
+		}
+	}
+
+}

RebornCore/src/main/java/reborncore/client/gui/GuiUtil.java

@@ -0,0 +1,50 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui;
+
+import reborncore.client.RenderUtil;
+
+public class GuiUtil {
+	public static void drawTooltipBox(int x, int y, int w, int h) {
+		int bg = 0xf0100010;
+		drawGradientRect(x + 1, y, w - 1, 1, bg, bg);
+		drawGradientRect(x + 1, y + h, w - 1, 1, bg, bg);
+		drawGradientRect(x + 1, y + 1, w - 1, h - 1, bg, bg);// center
+		drawGradientRect(x, y + 1, 1, h - 1, bg, bg);
+		drawGradientRect(x + w, y + 1, 1, h - 1, bg, bg);
+		int grad1 = 0x505000ff;
+		int grad2 = 0x5028007F;
+		drawGradientRect(x + 1, y + 2, 1, h - 3, grad1, grad2);
+		drawGradientRect(x + w - 1, y + 2, 1, h - 3, grad1, grad2);
+
+		drawGradientRect(x + 1, y + 1, w - 1, 1, grad1, grad1);
+		drawGradientRect(x + 1, y + h - 1, w - 1, 1, grad2, grad2);
+	}
+
+	public static void drawGradientRect(int x, int y, int w, int h, int colour1, int colour2) {
+		RenderUtil.drawGradientRect(0, x, y, x + w, y + h, colour1, colour2);
+	}
+
+}

RebornCore/src/main/java/reborncore/client/gui/builder/GuiBase.java

@@ -0,0 +1,459 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder;
+
+import com.mojang.blaze3d.systems.RenderSystem;
+import net.fabricmc.api.EnvType;
+import net.fabricmc.api.Environment;
+import net.minecraft.block.entity.BlockEntity;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.font.TextRenderer;
+import net.minecraft.client.gui.screen.ingame.HandledScreen;
+import net.minecraft.client.gui.widget.AbstractButtonWidget;
+import net.minecraft.client.resource.language.I18n;
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.fluid.Fluid;
+import net.minecraft.fluid.Fluids;
+import net.minecraft.item.ItemStack;
+import net.minecraft.item.Items;
+import net.minecraft.screen.ScreenHandler;
+import net.minecraft.screen.slot.Slot;
+import net.minecraft.text.LiteralText;
+import net.minecraft.text.Text;
+import net.minecraft.text.TranslatableText;
+import net.minecraft.util.Util;
+import org.lwjgl.glfw.GLFW;
+import reborncore.api.blockentity.IUpgradeable;
+import reborncore.client.gui.builder.slot.FluidConfigGui;
+import reborncore.client.gui.builder.slot.GuiTab;
+import reborncore.client.gui.builder.slot.SlotConfigGui;
+import reborncore.client.gui.builder.widget.GuiButtonHologram;
+import reborncore.client.gui.guibuilder.GuiBuilder;
+import reborncore.client.screen.builder.BuiltScreenHandler;
+import reborncore.client.screen.builder.slot.PlayerInventorySlot;
+import reborncore.common.blockentity.MachineBaseBlockEntity;
+
+import org.jetbrains.annotations.Nullable;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.Optional;
+import java.util.stream.Collectors;
+
+/**
+ * Created by Prospector
+ */
+
+public class GuiBase<T extends ScreenHandler> extends HandledScreen<T> {
+
+	public static FluidCellProvider fluidCellProvider = fluid -> ItemStack.EMPTY;
+	public static ItemStack wrenchStack = ItemStack.EMPTY;
+
+	private final List<GuiTab.Builder> tabBuilders = Util.make(new ArrayList<>(), builders -> {
+		builders.add(GuiTab.Builder.builder()
+				.name("reborncore.gui.tooltip.config_slots")
+				.enabled(guiTab -> guiTab.machine().hasSlotConfig())
+				.stack(guiTab -> wrenchStack)
+				.draw(SlotConfigGui::draw)
+				.click(SlotConfigGui::mouseClicked)
+				.mouseReleased(SlotConfigGui::mouseReleased)
+				.hideGuiElements()
+				.keyPressed((guiBase, keyCode, scanCode, modifiers) -> {
+					if (hasControlDown() && keyCode == GLFW.GLFW_KEY_C) {
+						SlotConfigGui.copyToClipboard();
+						return true;
+					} else if (hasControlDown() && keyCode == GLFW.GLFW_KEY_V) {
+						SlotConfigGui.pasteFromClipboard();
+						return true;
+					} else if (keyCode == GLFW.GLFW_KEY_ESCAPE && SlotConfigGui.selectedSlot != -1) {
+						SlotConfigGui.reset();
+						return true;
+					}
+					return false;
+				})
+				.tips(tips -> {
+					tips.add("reborncore.gui.slotconfigtip.slot");
+					tips.add("reborncore.gui.slotconfigtip.side1");
+					tips.add("reborncore.gui.slotconfigtip.side2");
+					tips.add("reborncore.gui.slotconfigtip.side3");
+					tips.add("reborncore.gui.slotconfigtip.copy1");
+					tips.add("reborncore.gui.slotconfigtip.copy2");
+				})
+		);
+
+		builders.add(GuiTab.Builder.builder()
+				.name("reborncore.gui.tooltip.config_fluids")
+				.enabled(guiTab -> guiTab.machine().showTankConfig())
+				.stack(guiTab -> GuiBase.fluidCellProvider.provide(Fluids.LAVA))
+				.draw(FluidConfigGui::draw)
+				.click(FluidConfigGui::mouseClicked)
+				.mouseReleased(FluidConfigGui::mouseReleased)
+				.hideGuiElements()
+		);
+
+		builders.add(GuiTab.Builder.builder()
+				.name("reborncore.gui.tooltip.config_redstone")
+				.stack(guiTab -> new ItemStack(Items.REDSTONE))
+				.draw(RedstoneConfigGui::draw)
+				.click(RedstoneConfigGui::mouseClicked)
+		);
+	});
+
+	public GuiBuilder builder = new GuiBuilder();
+	public BlockEntity be;
+	@Nullable
+	public BuiltScreenHandler builtScreenHandler;
+	private final int xSize = 176;
+	private final int ySize = 176;
+
+	private GuiTab selectedTab;
+	private List<GuiTab> tabs;
+
+	public boolean upgrades;
+
+	public GuiBase(PlayerEntity player, BlockEntity blockEntity, T screenHandler) {
+		super(screenHandler, player.inventory, new LiteralText(I18n.translate(blockEntity.getCachedState().getBlock().getTranslationKey())));
+		this.be = blockEntity;
+		this.builtScreenHandler = (BuiltScreenHandler) screenHandler;
+		selectedTab = null;
+		populateSlots();
+	}
+
+	private void populateSlots() {
+		tabs = tabBuilders.stream()
+				.map(builder -> builder.build(getMachine(), this))
+				.filter(GuiTab::enabled)
+				.collect(Collectors.toList());
+	}
+
+	public int getScreenWidth() {
+		return backgroundWidth;
+	}
+
+	public void drawSlot(MatrixStack matrixStack, int x, int y, Layer layer) {
+		if (layer == Layer.BACKGROUND) {
+			x += this.x;
+			y += this.y;
+		}
+		builder.drawSlot(matrixStack, this, x - 1, y - 1);
+	}
+
+	public void drawOutputSlotBar(MatrixStack matrixStack, int x, int y, int count, Layer layer) {
+		if (layer == Layer.BACKGROUND) {
+			x += this.x;
+			y += this.y;
+		}
+		builder.drawOutputSlotBar(matrixStack, this, x - 4, y - 4, count);
+	}
+
+	public void drawArmourSlots(MatrixStack matrixStack, int x, int y, Layer layer) {
+		if (layer == Layer.BACKGROUND) {
+			x += this.x;
+			y += this.y;
+		}
+		builder.drawSlot(matrixStack, this, x - 1, y - 1);
+		builder.drawSlot(matrixStack, this, x - 1, y - 1 + 18);
+		builder.drawSlot(matrixStack, this, x - 1, y - 1 + 18 + 18);
+		builder.drawSlot(matrixStack, this, x - 1, y - 1 + 18 + 18 + 18);
+	}
+
+	public void drawOutputSlot(MatrixStack matrixStack, int x, int y, Layer layer) {
+		if (layer == Layer.BACKGROUND) {
+			x += this.x;
+			y += this.y;
+		}
+		builder.drawOutputSlot(matrixStack, this, x - 5, y - 5);
+	}
+
+	@Override
+	public void init() {
+		super.init();
+		if (isConfigEnabled()) {
+			SlotConfigGui.init(this);
+		}
+		if (isConfigEnabled() && getMachine().getTank() != null && getMachine().showTankConfig()) {
+			FluidConfigGui.init(this);
+		}
+	}
+
+	@Override
+	protected void drawBackground(MatrixStack matrixStack, float lastFrameDuration, int mouseX, int mouseY) {
+		RenderSystem.color4f(1.0F, 1.0F, 1.0F, 1.0F);
+		renderBackground(matrixStack);
+		boolean drawPlayerSlots = selectedTab == null && drawPlayerSlots();
+		updateSlotDraw(drawPlayerSlots);
+		builder.drawDefaultBackground(matrixStack, this, x, y, xSize, ySize);
+		if (drawPlayerSlots) {
+			builder.drawPlayerSlots(matrixStack, this, x + backgroundWidth / 2, y + 93, true);
+		}
+		if (tryAddUpgrades() && be instanceof IUpgradeable) {
+			IUpgradeable upgradeable = (IUpgradeable) be;
+			if (upgradeable.canBeUpgraded()) {
+				builder.drawUpgrades(matrixStack, this, x - 24, y + 6);
+				upgrades = true;
+			}
+		}
+		int offset = upgrades ? 86 : 6;
+		for (GuiTab slot : tabs) {
+			if (slot.enabled()) {
+				builder.drawSlotTab(matrixStack, this, x - 24, y + offset, slot.stack());
+				offset += 24;
+			}
+		}
+
+		final GuiBase<T> gui = this;
+		getTab().ifPresent(guiTab -> builder.drawSlotConfigTips(matrixStack, gui, x + backgroundWidth / 2, y + 93, mouseX, mouseY, guiTab));
+
+	}
+
+	private void updateSlotDraw(boolean doDraw) {
+		if (builtScreenHandler == null) {
+			return;
+		}
+		for (Slot slot : builtScreenHandler.slots) {
+			if (slot instanceof PlayerInventorySlot) {
+				((PlayerInventorySlot) slot).doDraw = doDraw;
+			}
+		}
+	}
+
+	public boolean drawPlayerSlots() {
+		return true;
+	}
+
+	public boolean tryAddUpgrades() {
+		return true;
+	}
+
+	@Environment(EnvType.CLIENT)
+	@Override
+	protected void drawForeground(MatrixStack matrixStack, int mouseX, int mouseY) {
+		drawTitle(matrixStack);
+		getTab().ifPresent(guiTab -> guiTab.draw(matrixStack, mouseX, mouseY));
+	}
+
+	@Override
+	public void render(MatrixStack matrixStack, int mouseX, int mouseY, float partialTicks) {
+		super.render(matrixStack, mouseX, mouseY, partialTicks);
+		this.drawMouseoverTooltip(matrixStack, mouseX, mouseY);
+	}
+
+	@Override
+	protected void drawMouseoverTooltip(MatrixStack matrixStack, int mouseX, int mouseY) {
+		if (isPointWithinBounds(-25, 6, 24, 80, mouseX, mouseY) && upgrades
+				&& this.focusedSlot != null && !this.focusedSlot.hasStack()) {
+			List<Text> list = new ArrayList<>();
+			list.add(new TranslatableText("reborncore.gui.tooltip.upgrades"));
+			renderTooltip(matrixStack, list, mouseX, mouseY);
+		}
+		int offset = upgrades ? 82 : 0;
+		for (GuiTab tab : tabs) {
+			if (isPointWithinBounds(-26, 6 + offset, 24, 23, mouseX, mouseY)) {
+				renderTooltip(matrixStack, Collections.singletonList(new TranslatableText(tab.name())), mouseX, mouseY);
+			}
+			offset += 24;
+		}
+
+		for (AbstractButtonWidget abstractButtonWidget : buttons) {
+			if (abstractButtonWidget.isHovered()) {
+				abstractButtonWidget.renderToolTip(matrixStack, mouseX, mouseY);
+				break;
+			}
+		}
+		super.drawMouseoverTooltip(matrixStack, mouseX, mouseY);
+	}
+
+	protected void drawTitle(MatrixStack matrixStack) {
+		drawCentredText(matrixStack, new TranslatableText(be.getCachedState().getBlock().getTranslationKey()), 6, 4210752, Layer.FOREGROUND);
+	}
+
+	public void drawCentredText(MatrixStack matrixStack, Text text, int y, int colour, Layer layer) {
+		drawText(matrixStack, text, (backgroundWidth / 2 - getTextRenderer().getWidth(text) / 2), y, colour, layer);
+	}
+
+	protected void drawCentredText(MatrixStack matrixStack, Text text, int y, int colour, int modifier, Layer layer) {
+		drawText(matrixStack, text, (backgroundWidth / 2 - (getTextRenderer().getWidth(text)) / 2) + modifier, y, colour, layer);
+	}
+
+	public void drawText(MatrixStack matrixStack, Text text, int x, int y, int colour, Layer layer) {
+		int factorX = 0;
+		int factorY = 0;
+		if (layer == Layer.BACKGROUND) {
+			factorX = this.x;
+			factorY = this.y;
+		}
+		getTextRenderer().draw(matrixStack, text, x + factorX, y + factorY, colour);
+		RenderSystem.color4f(1, 1, 1, 1);
+	}
+
+	public GuiButtonHologram addHologramButton(int x, int y, int id, Layer layer) {
+		GuiButtonHologram buttonHologram = new GuiButtonHologram(x + this.x, y + this.y, this, layer, var1 -> {
+		});
+		addButton(buttonHologram);
+		return buttonHologram;
+	}
+
+	@Override
+	public boolean mouseClicked(double mouseX, double mouseY, int mouseButton) {
+		if (getTab().map(guiTab -> guiTab.click(mouseX, mouseY, mouseButton)).orElse(false)) {
+			return true;
+		}
+		return super.mouseClicked(mouseX, mouseY, mouseButton);
+	}
+
+	//	@Override
+	//	protected void mouseClickMove(double mouseX, double mouseY, int clickedMouseButton, long timeSinceLastClick) {
+	//		if (isConfigEnabled() && slotConfigType == SlotConfigType.ITEMS && getMachine().hasSlotConfig()) {
+	//			GuiSlotConfiguration.mouseClickMove(mouseX, mouseY, clickedMouseButton, timeSinceLastClick, this);
+	//		}
+	//		if (isConfigEnabled() && slotConfigType == SlotConfigType.FLUIDS && getMachine().showTankConfig()) {
+	//			GuiFluidConfiguration.mouseClickMove(mouseX, mouseY, clickedMouseButton, timeSinceLastClick, this);
+	//		}
+	//		super.mouseClickMove(mouseX, mouseY, clickedMouseButton, timeSinceLastClick);
+	//	}
+
+	@Override
+	public boolean mouseReleased(double mouseX, double mouseY, int state) {
+		int offset = 0;
+		if (!upgrades) {
+			offset = 80;
+		}
+		for (GuiTab tab : tabs) {
+			if (isPointWithinBounds(-26, 84 - offset, 30, 23, mouseX, mouseY)) {
+				if (selectedTab == tab) {
+					closeSelectedTab();
+				} else {
+					selectedTab = tab;
+				}
+				SlotConfigGui.reset();
+				break;
+			}
+			offset -= 24;
+		}
+
+		if (getTab().map(guiTab -> guiTab.mouseReleased(mouseX, mouseY, state)).orElse(false)) {
+			return true;
+		}
+		return super.mouseReleased(mouseX, mouseY, state);
+	}
+
+	@Override
+	public boolean keyPressed(int keyCode, int scanCode, int modifiers) {
+		if (getTab().map(guiTab -> guiTab.keyPress(keyCode, scanCode, modifiers)).orElse(false)) {
+			return true;
+		}
+		if (selectedTab != null && keyCode == GLFW.GLFW_KEY_ESCAPE) {
+			closeSelectedTab();
+			return true;
+		}
+		return super.keyPressed(keyCode, scanCode, modifiers);
+	}
+
+	@Override
+	public void onClose() {
+		closeSelectedTab();
+		super.onClose();
+	}
+
+	@Nullable
+	public MachineBaseBlockEntity getMachine() {
+		return (MachineBaseBlockEntity) be;
+	}
+
+	/**
+	 * @param rectX      int Top left corner of region
+	 * @param rectY      int Top left corner of region
+	 * @param rectWidth  int Width of region
+	 * @param rectHeight int Height of region
+	 * @param pointX     int Mouse pointer
+	 * @param pointY     int Mouse pointer
+	 * @return boolean Returns true if mouse pointer is in region specified
+	 */
+	public boolean isPointInRect(int rectX, int rectY, int rectWidth, int rectHeight, double pointX, double pointY) {
+		return super.isPointWithinBounds(rectX, rectY, rectWidth, rectHeight, pointX, pointY);
+	}
+
+	public enum Layer {
+		BACKGROUND, FOREGROUND
+	}
+
+	public interface FluidCellProvider {
+		ItemStack provide(Fluid fluid);
+	}
+
+	public boolean isConfigEnabled() {
+		return be instanceof MachineBaseBlockEntity && builtScreenHandler != null;
+	}
+
+	public int getGuiLeft() {
+		return x;
+	}
+
+	public int getGuiTop() {
+		return y;
+	}
+
+	public MinecraftClient getMinecraft() {
+		// Just to stop complains from IDEA
+		if (client == null) {
+			throw new NullPointerException("Minecraft client is null.");
+		}
+		return this.client;
+	}
+
+	public TextRenderer getTextRenderer() {
+		return this.textRenderer;
+	}
+
+	public Optional<GuiTab> getTab() {
+		if (!isConfigEnabled()) {
+			return Optional.empty();
+		}
+		return Optional.ofNullable(selectedTab);
+	}
+
+	public boolean isTabOpen() {
+		return selectedTab != null;
+	}
+
+	public boolean hideGuiElements() {
+		return selectedTab != null && selectedTab.hideGuiElements();
+	}
+
+	public void closeSelectedTab() {
+		selectedTab = null;
+	}
+
+	@Override
+	protected boolean isClickOutsideBounds(double mouseX, double mouseY, int left, int top, int mouseButton) {
+		//Expanded the width to allow for the upgrades
+		return super.isClickOutsideBounds(mouseX + 40, mouseY, left + 40, top, mouseButton);
+	}
+
+	public List<GuiTab> getTabs() {
+		return tabs;
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/builder/RedstoneConfigGui.java

@@ -0,0 +1,103 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder;
+
+import net.minecraft.client.render.item.ItemRenderer;
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.network.Packet;
+import net.minecraft.text.Text;
+import net.minecraft.text.TranslatableText;
+import reborncore.client.RenderUtil;
+import reborncore.client.gui.guibuilder.GuiBuilder;
+import reborncore.common.blockentity.RedstoneConfiguration;
+import reborncore.common.network.IdentifiedPacket;
+import reborncore.common.network.NetworkManager;
+import reborncore.common.network.ServerBoundPackets;
+
+import java.util.Locale;
+
+public class RedstoneConfigGui {
+
+	public static void draw(MatrixStack matrixStack, GuiBase<?> guiBase, int mouseX, int mouseY) {
+		if (guiBase.getMachine() == null) return;
+		RedstoneConfiguration configuration = guiBase.getMachine().getRedstoneConfiguration();
+		GuiBuilder builder = guiBase.builder;
+		ItemRenderer itemRenderer = guiBase.getMinecraft().getItemRenderer();
+
+		int x = 10;
+		int y = 100;
+
+		int i = 0;
+		int spread = configuration.getElements().size() == 3 ? 27 : 18;
+		for (RedstoneConfiguration.Element element : configuration.getElements()) {
+			itemRenderer.renderInGuiWithOverrides(element.getIcon(), x - 3, y + (i * spread) - 5);
+
+			guiBase.getTextRenderer().draw(matrixStack, new TranslatableText("reborncore.gui.fluidconfig." + element.getName()), x + 15, y + (i * spread), -1);
+
+			boolean hovered = withinBounds(guiBase, mouseX, mouseY, x + 92, y + (i * spread) - 2, 63, 15);
+			int color = hovered ? 0xFF8b8b8b : 0x668b8b8b;
+			RenderUtil.drawGradientRect(0, x + 91, y + (i * spread) - 2, x + 93 + 65, y + (i * spread) + 10, color, color);
+
+			Text name = new TranslatableText("reborncore.gui.fluidconfig." + configuration.getState(element).name().toLowerCase(Locale.ROOT));
+			guiBase.drawCentredText(matrixStack, name, y + (i * spread), -1, x + 37, GuiBase.Layer.FOREGROUND);
+			//guiBase.getTextRenderer().drawWithShadow(name, x + 92, y + (i * spread), -1);
+			i++;
+		}
+
+	}
+
+	public static boolean mouseClicked(GuiBase<?> guiBase, double mouseX, double mouseY, int mouseButton) {
+		if (guiBase.getMachine() == null) return false;
+		RedstoneConfiguration configuration = guiBase.getMachine().getRedstoneConfiguration();
+
+		int x = 10;
+		int y = 100;
+
+		int i = 0;
+		int spread = configuration.getElements().size() == 3 ? 27 : 18;
+		for (RedstoneConfiguration.Element element : configuration.getElements()) {
+			if (withinBounds(guiBase, (int) mouseX, (int) mouseY, x + 91, y + (i * spread) - 2, 63, 15)) {
+				RedstoneConfiguration.State currentState = configuration.getState(element);
+				int ns = currentState.ordinal() + 1;
+				if (ns >= RedstoneConfiguration.State.values().length) {
+					ns = 0;
+				}
+				RedstoneConfiguration.State nextState = RedstoneConfiguration.State.values()[ns];
+				IdentifiedPacket packet = ServerBoundPackets.createPacketSetRedstoneSate(guiBase.getMachine().getPos(), element, nextState);
+				NetworkManager.sendToServer(packet);
+				return true;
+			}
+			i++;
+		}
+		return false;
+	}
+
+	private static boolean withinBounds(GuiBase<?> guiBase, int mouseX, int mouseY, int x, int y, int width, int height) {
+		mouseX -= guiBase.getGuiLeft();
+		mouseY -= guiBase.getGuiTop();
+		return (mouseX > x && mouseX < x + width) && (mouseY > y && mouseY < y + height);
+	}
+
+}

RebornCore/src/main/java/reborncore/client/gui/builder/slot/FluidConfigGui.java

@@ -0,0 +1,145 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder.slot;
+
+import com.google.common.collect.Lists;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.util.math.MatrixStack;
+import reborncore.client.gui.builder.GuiBase;
+import reborncore.client.gui.builder.slot.elements.ConfigFluidElement;
+import reborncore.client.gui.builder.slot.elements.ElementBase;
+import reborncore.client.gui.builder.slot.elements.SlotType;
+import reborncore.common.blockentity.MachineBaseBlockEntity;
+
+import org.jetbrains.annotations.Nullable;
+import java.util.Collections;
+import java.util.List;
+
+public class FluidConfigGui {
+
+	static ConfigFluidElement fluidConfigElement;
+
+	public static void init(GuiBase<?> guiBase) {
+		fluidConfigElement = new ConfigFluidElement(guiBase.getMachine().getTank(), SlotType.NORMAL, 35 - guiBase.getGuiLeft() + 50, 35 - guiBase.getGuiTop() - 25, guiBase);
+	}
+
+	public static void draw(MatrixStack matrixStack, GuiBase<?> guiBase, int mouseX, int mouseY) {
+		fluidConfigElement.draw(matrixStack, guiBase);
+	}
+
+	public static List<ConfigFluidElement> getVisibleElements() {
+		return Collections.singletonList(fluidConfigElement);
+	}
+
+	public static boolean mouseClicked(GuiBase<?> guiBase, double mouseX, double mouseY, int mouseButton) {
+		if (mouseButton == 0) {
+			for (ConfigFluidElement configFluidElement : getVisibleElements()) {
+				for (ElementBase element : configFluidElement.elements) {
+					if (element.isInRect(guiBase, element.x, element.y, element.getWidth(guiBase.getMachine()), element.getHeight(guiBase.getMachine()), mouseX, mouseY)) {
+						element.isPressing = true;
+						boolean action = element.onStartPress(guiBase.getMachine(), guiBase, mouseX, mouseY);
+						for (ElementBase e : getVisibleElements()) {
+							if (e != element) {
+								e.isPressing = false;
+							}
+						}
+						if (action) {
+							break;
+						}
+					} else {
+						element.isPressing = false;
+					}
+				}
+			}
+		}
+		return !getVisibleElements().isEmpty();
+	}
+
+	public static void mouseClickMove(double mouseX, double mouseY, int mouseButton, long timeSinceLastClick, GuiBase<?> guiBase) {
+		if (mouseButton == 0) {
+			for (ConfigFluidElement configFluidElement : getVisibleElements()) {
+				for (ElementBase element : configFluidElement.elements) {
+					if (element.isInRect(guiBase, element.x, element.y, element.getWidth(guiBase.getMachine()), element.getHeight(guiBase.getMachine()), mouseX, mouseY)) {
+						element.isDragging = true;
+						boolean action = element.onDrag(guiBase.getMachine(), guiBase, mouseX, mouseY);
+						for (ElementBase e : getVisibleElements()) {
+							if (e != element) {
+								e.isDragging = false;
+							}
+						}
+						if (action) {
+							break;
+						}
+					} else {
+						element.isDragging = false;
+					}
+				}
+			}
+		}
+	}
+
+	public static boolean mouseReleased(GuiBase<?> guiBase, double mouseX, double mouseY, int mouseButton) {
+		boolean clicked = false;
+		if (mouseButton == 0) {
+			for (ConfigFluidElement configFluidElement : getVisibleElements()) {
+				if (configFluidElement.isInRect(guiBase, configFluidElement.x, configFluidElement.y, configFluidElement.getWidth(guiBase.getMachine()), configFluidElement.getHeight(guiBase.getMachine()), mouseX, mouseY)) {
+					clicked = true;
+				}
+				for (ElementBase element : Lists.reverse(configFluidElement.elements)) {
+					if (element.isInRect(guiBase, element.x, element.y, element.getWidth(guiBase.getMachine()), element.getHeight(guiBase.getMachine()), mouseX, mouseY)) {
+						element.isReleasing = true;
+						boolean action = element.onRelease(guiBase.getMachine(), guiBase, mouseX, mouseY);
+						for (ElementBase e : getVisibleElements()) {
+							if (e != element) {
+								e.isReleasing = false;
+							}
+						}
+						if (action) {
+							clicked = true;
+						}
+						break;
+					} else {
+						element.isReleasing = false;
+					}
+				}
+			}
+		}
+		return clicked;
+	}
+
+	@Nullable
+	private static MachineBaseBlockEntity getMachine() {
+		if (!(MinecraftClient.getInstance().currentScreen instanceof GuiBase)) {
+			return null;
+		}
+		GuiBase<?> base = (GuiBase<?>) MinecraftClient.getInstance().currentScreen;
+		if (!(base.be instanceof MachineBaseBlockEntity)) {
+			return null;
+		}
+		MachineBaseBlockEntity machineBase = (MachineBaseBlockEntity) base.be;
+		return machineBase;
+	}
+
+}

RebornCore/src/main/java/reborncore/client/gui/builder/slot/GuiTab.java

@@ -0,0 +1,181 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder.slot;
+
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.item.ItemStack;
+import org.apache.commons.lang3.Validate;
+import reborncore.client.gui.builder.GuiBase;
+import reborncore.common.blockentity.MachineBaseBlockEntity;
+
+import java.util.LinkedList;
+import java.util.List;
+import java.util.function.Consumer;
+import java.util.function.Function;
+
+public class GuiTab {
+
+	private final Builder builder;
+	private final MachineBaseBlockEntity machineBaseBlockEntity;
+	private final GuiBase<?> guiBase;
+
+	private GuiTab(Builder builder, MachineBaseBlockEntity machineBaseBlockEntity, GuiBase<?> guiBase) {
+		this.builder = builder;
+		this.machineBaseBlockEntity = machineBaseBlockEntity;
+		this.guiBase = guiBase;
+	}
+
+	public String name() {
+		return builder.name;
+	}
+
+	public boolean enabled() {
+		return builder.enabled.apply(this);
+	}
+
+	public ItemStack stack() {
+		return builder.stack.apply(this);
+	}
+
+	public MachineBaseBlockEntity machine() {
+		return machineBaseBlockEntity;
+	}
+
+	public void draw(MatrixStack matrixStack, int x, int y) {
+		builder.draw.draw(matrixStack, guiBase, x, y);
+	}
+
+	public boolean click(double mouseX, double mouseY, int mouseButton) {
+		return builder.click.click(guiBase, mouseX, mouseY, mouseButton);
+	}
+
+	public boolean mouseReleased(double mouseX, double mouseY, int mouseButton) {
+		return builder.mouseReleased.mouseReleased(guiBase, mouseX, mouseY, mouseButton);
+	}
+
+	public boolean keyPress(int keyCode, int scanCode, int modifiers) {
+		return builder.keyPressed.keyPress(guiBase, keyCode, scanCode, modifiers);
+	}
+
+	public List<String> getTips() {
+		List<String> tips = new LinkedList<>();
+		builder.tips.accept(tips);
+		return tips;
+	}
+
+	public boolean hideGuiElements() {
+		return builder.hideGuiElements;
+	}
+
+	public GuiBase<?> gui() {
+		return guiBase;
+	}
+
+	public static class Builder {
+
+		private String name;
+		private Function<GuiTab, Boolean> enabled = (tab) -> true;
+		private Function<GuiTab, ItemStack> stack = (tab) -> ItemStack.EMPTY;
+		private Draw draw = (matrixStack, gui, x, y) -> {
+		};
+		private Click click = (guiBase, mouseX, mouseY, mouseButton) -> false;
+		private MouseReleased mouseReleased = (guiBase, mouseX, mouseY, state) -> false;
+		private KeyPressed keyPressed = (guiBase, keyCode, scanCode, modifiers) -> false;
+		private Consumer<List<String>> tips = strings -> {
+		};
+		private boolean hideGuiElements = false;
+
+		public static Builder builder() {
+			return new Builder();
+		}
+
+		public Builder name(String name) {
+			this.name = name;
+			return this;
+		}
+
+		public Builder stack(Function<GuiTab, ItemStack> function) {
+			this.stack = function;
+			return this;
+		}
+
+		public Builder enabled(Function<GuiTab, Boolean> function) {
+			this.enabled = function;
+			return this;
+		}
+
+		public Builder draw(Draw draw) {
+			this.draw = draw;
+			return this;
+		}
+
+		public Builder click(Click click) {
+			this.click = click;
+			return this;
+		}
+
+		public Builder mouseReleased(MouseReleased mouseReleased) {
+			this.mouseReleased = mouseReleased;
+			return this;
+		}
+
+		public Builder keyPressed(KeyPressed keyPressed) {
+			this.keyPressed = keyPressed;
+			return this;
+		}
+
+		public Builder tips(Consumer<List<String>> listConsumer) {
+			this.tips = listConsumer;
+			return this;
+		}
+
+		public Builder hideGuiElements() {
+			hideGuiElements = true;
+			return this;
+		}
+
+		public GuiTab build(MachineBaseBlockEntity blockEntity, GuiBase<?> guiBase) {
+			Validate.notBlank(name, "No name provided");
+			return new GuiTab(this, blockEntity, guiBase);
+		}
+
+		public interface Draw {
+			void draw(MatrixStack matrixStack, GuiBase<?> guiBase, int mouseX, int mouseY);
+		}
+
+		public interface Click {
+			boolean click(GuiBase<?> guiBase, double mouseX, double mouseY, int mouseButton);
+		}
+
+		public interface MouseReleased {
+			boolean mouseReleased(GuiBase<?> guiBase, double mouseX, double mouseY, int state);
+		}
+
+		public interface KeyPressed {
+			boolean keyPress(GuiBase<?> guiBase, int keyCode, int scanCode, int modifiers);
+		}
+
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/builder/slot/SlotConfigGui.java

@@ -0,0 +1,233 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder.slot;
+
+import com.google.common.collect.Lists;
+import com.mojang.blaze3d.systems.RenderSystem;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.screen.slot.Slot;
+import net.minecraft.text.LiteralText;
+import net.minecraft.util.Util;
+import reborncore.client.gui.GuiUtil;
+import reborncore.client.gui.builder.GuiBase;
+import reborncore.client.gui.builder.slot.elements.ConfigSlotElement;
+import reborncore.client.gui.builder.slot.elements.ElementBase;
+import reborncore.client.gui.builder.slot.elements.SlotType;
+import reborncore.client.screen.builder.BuiltScreenHandler;
+import reborncore.common.blockentity.MachineBaseBlockEntity;
+import reborncore.common.network.NetworkManager;
+import reborncore.common.network.ServerBoundPackets;
+import reborncore.common.util.Color;
+import reborncore.mixin.common.AccessorSlot;
+
+import org.jetbrains.annotations.Nullable;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.stream.Collectors;
+
+public class SlotConfigGui {
+
+	static HashMap<Integer, ConfigSlotElement> slotElementMap = new HashMap<>();
+
+	public static int selectedSlot = 0;
+
+	public static void reset() {
+		selectedSlot = -1;
+	}
+
+	public static void init(GuiBase<?> guiBase) {
+		reset();
+		slotElementMap.clear();
+
+		BuiltScreenHandler container = guiBase.builtScreenHandler;
+		for (Slot slot : container.slots) {
+			if (guiBase.be != slot.inventory) {
+				continue;
+			}
+			AccessorSlot accessorSlot = (AccessorSlot) slot;
+			ConfigSlotElement slotElement = new ConfigSlotElement(guiBase.getMachine().getOptionalInventory().get(), accessorSlot.getIndex(), SlotType.NORMAL, slot.x - guiBase.getGuiLeft() + 50, slot.y - guiBase.getGuiTop() - 25, guiBase);
+			slotElementMap.put(accessorSlot.getIndex(), slotElement);
+		}
+
+	}
+
+	public static void draw(MatrixStack matrixStack, GuiBase<?> guiBase, int mouseX, int mouseY) {
+		BuiltScreenHandler container = guiBase.builtScreenHandler;
+		for (Slot slot : container.slots) {
+			if (guiBase.be != slot.inventory) {
+				continue;
+			}
+			RenderSystem.color3f(255, 0, 0);
+			Color color = new Color(255, 0, 0, 128);
+			GuiUtil.drawGradientRect(slot.x - 1, slot.y - 1, 18, 18, color.getColor(), color.getColor());
+			RenderSystem.color3f(255, 255, 255);
+		}
+
+		if (selectedSlot != -1) {
+
+			slotElementMap.get(selectedSlot).draw(matrixStack, guiBase);
+		}
+	}
+
+	public static List<ConfigSlotElement> getVisibleElements() {
+		if (selectedSlot == -1) {
+			return Collections.emptyList();
+		}
+		return slotElementMap.values().stream()
+				.filter(configSlotElement -> configSlotElement.getId() == selectedSlot)
+				.collect(Collectors.toList());
+	}
+
+	public static void copyToClipboard() {
+		MachineBaseBlockEntity machine = getMachine();
+		if (machine == null || machine.getSlotConfiguration() == null) {
+			return;
+		}
+		String json = machine.getSlotConfiguration().toJson(machine.getClass().getCanonicalName());
+		MinecraftClient.getInstance().keyboard.setClipboard(json);
+		MinecraftClient.getInstance().player.sendSystemMessage(new LiteralText("Slot configuration copyied to clipboard"), Util.NIL_UUID);
+	}
+
+	public static void pasteFromClipboard() {
+		MachineBaseBlockEntity machine = getMachine();
+		if (machine == null || machine.getSlotConfiguration() == null) {
+			return;
+		}
+		String json = MinecraftClient.getInstance().keyboard.getClipboard();
+		try {
+			machine.getSlotConfiguration().readJson(json, machine.getClass().getCanonicalName());
+			NetworkManager.sendToServer(ServerBoundPackets.createPacketConfigSave(machine.getPos(), machine.getSlotConfiguration()));
+			MinecraftClient.getInstance().player.sendSystemMessage(new LiteralText("Slot configuration loaded from clipboard"), Util.NIL_UUID);
+		} catch (UnsupportedOperationException e) {
+			MinecraftClient.getInstance().player.sendSystemMessage(new LiteralText(e.getMessage()), Util.NIL_UUID);
+		}
+	}
+
+	@Nullable
+	private static MachineBaseBlockEntity getMachine() {
+		if (!(MinecraftClient.getInstance().currentScreen instanceof GuiBase)) {
+			return null;
+		}
+		GuiBase<?> base = (GuiBase<?>) MinecraftClient.getInstance().currentScreen;
+		if (!(base.be instanceof MachineBaseBlockEntity)) {
+			return null;
+		}
+		MachineBaseBlockEntity machineBase = (MachineBaseBlockEntity) base.be;
+		return machineBase;
+	}
+
+	public static boolean mouseClicked(GuiBase<?> guiBase, double mouseX, double mouseY, int mouseButton) {
+		if (mouseButton == 0) {
+			for (ConfigSlotElement configSlotElement : getVisibleElements()) {
+				for (ElementBase element : configSlotElement.elements) {
+					if (element.isInRect(guiBase, element.x, element.y, element.getWidth(guiBase.getMachine()), element.getHeight(guiBase.getMachine()), mouseX, mouseY)) {
+						element.isPressing = true;
+						boolean action = element.onStartPress(guiBase.getMachine(), guiBase, mouseX, mouseY);
+						for (ElementBase e : getVisibleElements()) {
+							if (e != element) {
+								e.isPressing = false;
+							}
+						}
+						if (action) {
+							break;
+						}
+					} else {
+						element.isPressing = false;
+					}
+				}
+			}
+		}
+		BuiltScreenHandler screenHandler = guiBase.builtScreenHandler;
+
+		if (getVisibleElements().isEmpty()) {
+			for (Slot slot : screenHandler.slots) {
+				if (guiBase.be != slot.inventory) {
+					continue;
+				}
+				if (guiBase.isPointInRect(slot.x, slot.y, 18, 18, mouseX, mouseY)) {
+					AccessorSlot accessorSlot = (AccessorSlot) slot;
+					selectedSlot = accessorSlot.getIndex();
+					return true;
+				}
+			}
+		}
+		return !getVisibleElements().isEmpty();
+	}
+
+	public static void mouseClickMove(double mouseX, double mouseY, int mouseButton, long timeSinceLastClick, GuiBase<?> guiBase) {
+		if (mouseButton == 0) {
+			for (ConfigSlotElement configSlotElement : getVisibleElements()) {
+				for (ElementBase element : configSlotElement.elements) {
+					if (element.isInRect(guiBase, element.x, element.y, element.getWidth(guiBase.getMachine()), element.getHeight(guiBase.getMachine()), mouseX, mouseY)) {
+						element.isDragging = true;
+						boolean action = element.onDrag(guiBase.getMachine(), guiBase, mouseX, mouseY);
+						for (ElementBase e : getVisibleElements()) {
+							if (e != element) {
+								e.isDragging = false;
+							}
+						}
+						if (action) {
+							break;
+						}
+					} else {
+						element.isDragging = false;
+					}
+				}
+			}
+		}
+	}
+
+	public static boolean mouseReleased(GuiBase<?> guiBase, double mouseX, double mouseY, int mouseButton) {
+		boolean clicked = false;
+		if (mouseButton == 0) {
+			for (ConfigSlotElement configSlotElement : getVisibleElements()) {
+				if (configSlotElement.isInRect(guiBase, configSlotElement.x, configSlotElement.y, configSlotElement.getWidth(guiBase.getMachine()), configSlotElement.getHeight(guiBase.getMachine()), mouseX, mouseY)) {
+					clicked = true;
+				}
+				for (ElementBase element : Lists.reverse(configSlotElement.elements)) {
+					if (element.isInRect(guiBase, element.x, element.y, element.getWidth(guiBase.getMachine()), element.getHeight(guiBase.getMachine()), mouseX, mouseY)) {
+						element.isReleasing = true;
+						boolean action = element.onRelease(guiBase.getMachine(), guiBase, mouseX, mouseY);
+						for (ElementBase e : getVisibleElements()) {
+							if (e != element) {
+								e.isReleasing = false;
+							}
+						}
+						if (action) {
+							clicked = true;
+						}
+						break;
+					} else {
+						element.isReleasing = false;
+					}
+				}
+			}
+		}
+		return clicked;
+	}
+
+}

RebornCore/src/main/java/reborncore/client/gui/builder/slot/elements/ButtonElement.java

@@ -0,0 +1,42 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder.slot.elements;
+
+public class ButtonElement extends ElementBase {
+	@SuppressWarnings("unused")
+	private final Sprite.Button buttonSprite;
+
+	public ButtonElement(int x, int y, Sprite.Button buttonSprite) {
+		super(x, y, buttonSprite.getNormal());
+		this.buttonSprite = buttonSprite;
+		this.addUpdateAction((gui, element) -> {
+			if (isHovering) {
+				element.container.setSprite(0, buttonSprite.getHovered());
+			} else {
+				element.container.setSprite(0, buttonSprite.getNormal());
+			}
+		});
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/builder/slot/elements/CheckBoxElement.java

@@ -0,0 +1,78 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder.slot.elements;
+
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.text.Text;
+import reborncore.client.gui.builder.GuiBase;
+import reborncore.common.blockentity.MachineBaseBlockEntity;
+
+import java.util.function.Predicate;
+
+public class CheckBoxElement extends ElementBase {
+	public Text label;
+	public String type;
+	public int labelColor, slotID;
+	public MachineBaseBlockEntity machineBase;
+	Predicate<CheckBoxElement> ticked;
+
+	private final Sprite.CheckBox checkBoxSprite;
+
+	public CheckBoxElement(Text label, int labelColor, int x, int y, String type, int slotID, Sprite.CheckBox checkBoxSprite, MachineBaseBlockEntity machineBase, Predicate<CheckBoxElement> ticked) {
+		super(x, y, checkBoxSprite.getNormal());
+		this.checkBoxSprite = checkBoxSprite;
+		this.type = type;
+		this.slotID = slotID;
+		this.machineBase = machineBase;
+		this.label = label;
+		this.labelColor = labelColor;
+		this.ticked = ticked;
+		if (ticked.test(this)) {
+			container.setSprite(0, checkBoxSprite.getTicked());
+		} else {
+			container.setSprite(0, checkBoxSprite.getNormal());
+		}
+		this.addPressAction((element, gui, provider, mouseX, mouseY) -> {
+			if (ticked.test(this)) {
+				element.container.setSprite(0, checkBoxSprite.getTicked());
+			} else {
+				element.container.setSprite(0, checkBoxSprite.getNormal());
+			}
+			return true;
+		});
+	}
+
+	@Override
+	public void draw(MatrixStack matrixStack, GuiBase<?> gui) {
+		//	super.draw(gui);
+		ISprite sprite = checkBoxSprite.getNormal();
+		if (ticked.test(this)) {
+			sprite = checkBoxSprite.getTicked();
+		}
+		drawSprite(matrixStack, gui, sprite, x, y);
+		drawText(matrixStack, gui, label, x + checkBoxSprite.getNormal().width + 5, ((y + getHeight(gui.getMachine()) / 2) - (gui.getTextRenderer().fontHeight / 2)), labelColor);
+	}
+
+}

RebornCore/src/main/java/reborncore/client/gui/builder/slot/elements/ConfigFluidElement.java

@@ -0,0 +1,81 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder.slot.elements;
+
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.text.TranslatableText;
+import reborncore.client.gui.builder.GuiBase;
+import reborncore.common.util.Tank;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class ConfigFluidElement extends ElementBase {
+	SlotType type;
+	Tank tank;
+	public List<ElementBase> elements = new ArrayList<>();
+	boolean filter = false;
+
+	public ConfigFluidElement(Tank tank, SlotType type, int x, int y, GuiBase<?> gui) {
+		super(x, y, type.getButtonSprite());
+		this.type = type;
+		this.tank = tank;
+
+		FluidConfigPopupElement popupElement;
+
+		elements.add(popupElement = new FluidConfigPopupElement(x - 22, y - 22, this));
+		elements.add(new ButtonElement(x + 37, y - 25, Sprite.EXIT_BUTTON).addReleaseAction((element, gui1, provider, mouseX, mouseY) -> {
+			gui.closeSelectedTab();
+			return true;
+		}));
+
+		elements.add(new CheckBoxElement(new TranslatableText("reborncore.gui.fluidconfig.pullin"), 0xFFFFFFFF, x - 26, y + 42, "input", 0, Sprite.LIGHT_CHECK_BOX, gui.getMachine(),
+				checkBoxElement -> checkBoxElement.machineBase.fluidConfiguration.autoInput()).addPressAction((element, gui12, provider, mouseX, mouseY) -> {
+			popupElement.updateCheckBox((CheckBoxElement) element, "input", gui12);
+			return true;
+		}));
+		elements.add(new CheckBoxElement(new TranslatableText("reborncore.gui.fluidconfig.pumpout"), 0xFFFFFFFF, x - 26, y + 57, "output", 0, Sprite.LIGHT_CHECK_BOX, gui.getMachine(),
+				checkBoxElement -> checkBoxElement.machineBase.fluidConfiguration.autoOutput()).addPressAction((element, gui13, provider, mouseX, mouseY) -> {
+			popupElement.updateCheckBox((CheckBoxElement) element, "output", gui13);
+			return true;
+		}));
+
+		setWidth(85);
+		setHeight(105 + (filter ? 15 : 0));
+	}
+
+	@Override
+	public void draw(MatrixStack matrixStack, GuiBase<?> gui) {
+		super.draw(matrixStack, gui);
+		if (isHovering) {
+			drawSprite(matrixStack, gui, type.getButtonHoverOverlay(), x, y);
+		}
+		elements.forEach(elementBase -> elementBase.draw(matrixStack, gui));
+	}
+
+	public SlotType getType() {
+		return type;
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/builder/slot/elements/ConfigSlotElement.java

@@ -0,0 +1,136 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder.slot.elements;
+
+import com.mojang.blaze3d.platform.GlStateManager;
+import com.mojang.blaze3d.systems.RenderSystem;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.render.item.ItemRenderer;
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.inventory.Inventory;
+import net.minecraft.item.ItemStack;
+import net.minecraft.text.TranslatableText;
+import reborncore.client.gui.builder.GuiBase;
+import reborncore.client.gui.builder.slot.SlotConfigGui;
+import reborncore.client.gui.slots.BaseSlot;
+import reborncore.common.blockentity.SlotConfiguration;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Objects;
+
+public class ConfigSlotElement extends ElementBase {
+	SlotType type;
+	Inventory inventory;
+	int id;
+	public List<ElementBase> elements = new ArrayList<>();
+	boolean filter = false;
+
+	public ConfigSlotElement(Inventory slotInventory, int slotId, SlotType type, int x, int y, GuiBase<?> gui) {
+		super(x, y, type.getButtonSprite());
+		this.type = type;
+		this.inventory = slotInventory;
+		this.id = slotId;
+
+		SlotConfigPopupElement popupElement;
+
+		boolean inputEnabled = gui.builtScreenHandler.slots.stream()
+				.filter(Objects::nonNull)
+				.filter(slot -> slot.inventory == inventory)
+				.filter(slot -> slot instanceof BaseSlot)
+				.map(slot -> (BaseSlot) slot)
+				.filter(baseSlot -> baseSlot.getSlotID() == slotId)
+				.allMatch(BaseSlot::canWorldBlockInsert);
+
+
+		elements.add(popupElement = new SlotConfigPopupElement(this.id, x - 22, y - 22, this, inputEnabled));
+		elements.add(new ButtonElement(x + 37, y - 25, Sprite.EXIT_BUTTON).addReleaseAction((element, gui1, provider, mouseX, mouseY) -> {
+			SlotConfigGui.selectedSlot = -1;
+			gui.closeSelectedTab();
+			return true;
+		}));
+
+		if (inputEnabled) {
+			elements.add(new CheckBoxElement(new TranslatableText("reborncore.gui.slotconfig.autoinput"), 0xFFFFFFFF, x - 26, y + 42, "input", slotId, Sprite.LIGHT_CHECK_BOX, gui.getMachine(),
+					checkBoxElement -> checkBoxElement.machineBase.getSlotConfiguration().getSlotDetails(checkBoxElement.slotID).autoInput()).addPressAction((element, gui12, provider, mouseX, mouseY) -> {
+				popupElement.updateCheckBox((CheckBoxElement) element, "input", gui12);
+				return true;
+			}));
+		}
+
+		elements.add(new CheckBoxElement(new TranslatableText("reborncore.gui.slotconfig.autooutput"), 0xFFFFFFFF, x - 26, y + 57, "output", slotId, Sprite.LIGHT_CHECK_BOX, gui.getMachine(),
+				checkBoxElement -> checkBoxElement.machineBase.getSlotConfiguration().getSlotDetails(checkBoxElement.slotID).autoOutput()).addPressAction((element, gui13, provider, mouseX, mouseY) -> {
+			popupElement.updateCheckBox((CheckBoxElement) element, "output", gui13);
+			return true;
+		}));
+
+		if (gui.getMachine() instanceof SlotConfiguration.SlotFilter) {
+			SlotConfiguration.SlotFilter slotFilter = (SlotConfiguration.SlotFilter) gui.getMachine();
+			if (Arrays.stream(slotFilter.getInputSlots()).anyMatch(value -> value == slotId)) {
+				elements.add(new CheckBoxElement(new TranslatableText("reborncore.gui.slotconfig.filter_input"), 0xFFFFFFFF, x - 26, y + 72, "filter", slotId, Sprite.LIGHT_CHECK_BOX, gui.getMachine(),
+						checkBoxElement -> checkBoxElement.machineBase.getSlotConfiguration().getSlotDetails(checkBoxElement.slotID).filter()).addPressAction((element, gui13, provider, mouseX, mouseY) -> {
+					popupElement.updateCheckBox((CheckBoxElement) element, "filter", gui13);
+					return true;
+				}));
+				filter = true;
+				popupElement.filter = true;
+			}
+		}
+		setWidth(85);
+		setHeight(105 + (filter ? 15 : 0));
+	}
+
+	@Override
+	public void draw(MatrixStack matrixStack, GuiBase<?> gui) {
+		super.draw(matrixStack, gui);
+		ItemStack stack = inventory.getStack(id);
+		int xPos = x + 1 + gui.getGuiLeft();
+		int yPos = y + 1 + gui.getGuiTop();
+
+		RenderSystem.enableDepthTest();
+		matrixStack.push();
+		RenderSystem.enableBlend();
+		RenderSystem.blendFunc(GlStateManager.SrcFactor.SRC_ALPHA, GlStateManager.DstFactor.ONE_MINUS_SRC_ALPHA);
+		ItemRenderer renderItem = MinecraftClient.getInstance().getItemRenderer();
+		renderItem.renderInGuiWithOverrides(stack, xPos, yPos);
+		renderItem.renderGuiItemOverlay(gui.getTextRenderer(), stack, xPos, yPos, null);
+		RenderSystem.disableDepthTest();
+		RenderSystem.disableLighting();
+		matrixStack.pop();
+		if (isHovering) {
+			drawSprite(matrixStack, gui, type.getButtonHoverOverlay(), x, y);
+		}
+		elements.forEach(elementBase -> elementBase.draw(matrixStack, gui));
+	}
+
+	public SlotType getType() {
+		return type;
+	}
+
+	public int getId() {
+		return id;
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/builder/slot/elements/ElementBase.java

@@ -0,0 +1,348 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder.slot.elements;
+
+import com.mojang.blaze3d.platform.GlStateManager;
+import com.mojang.blaze3d.systems.RenderSystem;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.gui.screen.Screen;
+import net.minecraft.client.render.item.ItemRenderer;
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.text.Text;
+import net.minecraft.util.Identifier;
+import reborncore.client.RenderUtil;
+import reborncore.client.gui.builder.GuiBase;
+import reborncore.client.gui.guibuilder.GuiBuilder;
+import reborncore.common.blockentity.MachineBaseBlockEntity;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class ElementBase {
+
+	public int x;
+	public int y;
+	public boolean isHovering = false;
+	public boolean isDragging = false;
+	public boolean isPressing = false;
+	public boolean isReleasing = false;
+	public boolean startPressLast = false;
+	public boolean isHoveringLast = false;
+	public boolean isDraggingLast = false;
+	public boolean isPressingLast = false;
+	public boolean isReleasingLast = false;
+	public List<ElementBase.Action> hoverActions = new ArrayList<>();
+	public List<ElementBase.Action> dragActions = new ArrayList<>();
+	public List<ElementBase.Action> startPressActions = new ArrayList<>();
+	public List<ElementBase.Action> pressActions = new ArrayList<>();
+	public List<ElementBase.Action> releaseActions = new ArrayList<>();
+	public SpriteContainer container;
+	public List<UpdateAction> updateActions = new ArrayList<>();
+	public List<UpdateAction> buttonUpdate = new ArrayList<>();
+	private int width;
+	private int height;
+
+	public static final Identifier MECH_ELEMENTS = new Identifier("reborncore", "textures/gui/elements.png");
+
+	public ElementBase(int x, int y, SpriteContainer container) {
+		this.container = container;
+		this.x = x;
+		this.y = y;
+	}
+
+	public ElementBase(int x, int y, ISprite... sprites) {
+		this.container = new SpriteContainer();
+		for (ISprite sprite : sprites) {
+			container.addSprite(sprite);
+		}
+		this.x = x;
+		this.y = y;
+	}
+
+	public ElementBase(int x, int y, int width, int height) {
+		this.container = new SpriteContainer();
+		this.x = x;
+		this.y = y;
+		this.width = width;
+		this.height = height;
+	}
+
+	public ElementBase(int x, int y, int width, int height, SpriteContainer container) {
+		this.container = container;
+		this.x = x;
+		this.y = y;
+		this.width = width;
+		this.height = height;
+	}
+
+	public ElementBase(int x, int y, int width, int height, ISprite... sprites) {
+		this.container = new SpriteContainer();
+		for (ISprite sprite : sprites) {
+			container.addSprite(sprite);
+		}
+		this.x = x;
+		this.y = y;
+		this.width = width;
+		this.height = height;
+	}
+
+	public SpriteContainer getSpriteContainer() {
+		return container;
+	}
+
+	public void adjustDimensions(MachineBaseBlockEntity provider) {
+		if (container.offsetSprites != null) {
+			for (OffsetSprite offsetSprite : container.offsetSprites) {
+				if (offsetSprite.getSprite().getSprite(provider).width + offsetSprite.getOffsetX(provider) > this.width) {
+					this.width = offsetSprite.getSprite().getSprite(provider).width + offsetSprite.getOffsetX(provider);
+				}
+				if (offsetSprite.getSprite().getSprite(provider).height + offsetSprite.getOffsetY(provider) > this.height) {
+					this.height = offsetSprite.getSprite().getSprite(provider).height + offsetSprite.getOffsetY(provider);
+				}
+			}
+		}
+	}
+
+	public void draw(MatrixStack matrixStack, GuiBase<?> gui) {
+		for (OffsetSprite sprite : getSpriteContainer().offsetSprites) {
+			drawSprite(matrixStack, gui, sprite.getSprite(), x + sprite.getOffsetX(gui.getMachine()), y + sprite.getOffsetY(gui.getMachine()));
+		}
+	}
+
+	public void renderUpdate(GuiBase<?> gui) {
+		isHoveringLast = isHovering;
+		isPressingLast = isPressing;
+		isDraggingLast = isDragging;
+		isReleasingLast = isReleasing;
+	}
+
+	public void update(GuiBase<?> gui) {
+		for (UpdateAction action : updateActions) {
+			action.update(gui, this);
+		}
+	}
+
+	public ElementBase addUpdateAction(UpdateAction action) {
+		updateActions.add(action);
+		return this;
+	}
+
+	public ElementBase setWidth(int width) {
+		this.width = width;
+		return this;
+	}
+
+	public ElementBase setHeight(int height) {
+		this.height = height;
+		return this;
+	}
+
+	public int getX() {
+		return x;
+	}
+
+	public ElementBase setX(int x) {
+		this.x = x;
+		return this;
+	}
+
+	public int getY() {
+		return y;
+	}
+
+	public ElementBase setY(int y) {
+		this.y = y;
+		return this;
+	}
+
+	public int getWidth(MachineBaseBlockEntity provider) {
+		adjustDimensions(provider);
+		return width;
+	}
+
+	public int getHeight(MachineBaseBlockEntity provider) {
+		adjustDimensions(provider);
+		return height;
+	}
+
+	public int getWidth() {
+		return width;
+	}
+
+	public int getHeight() {
+		return height;
+	}
+
+	public ElementBase addHoverAction(ElementBase.Action action) {
+		this.hoverActions.add(action);
+		return this;
+	}
+
+	public ElementBase addDragAction(ElementBase.Action action) {
+		this.dragActions.add(action);
+		return this;
+	}
+
+	public ElementBase addStartPressAction(ElementBase.Action action) {
+		this.startPressActions.add(action);
+		return this;
+	}
+
+	public ElementBase addPressAction(ElementBase.Action action) {
+		this.pressActions.add(action);
+		return this;
+	}
+
+	public ElementBase addReleaseAction(ElementBase.Action action) {
+		this.releaseActions.add(action);
+		return this;
+	}
+
+	public boolean onHover(MachineBaseBlockEntity provider, GuiBase<?> gui, double mouseX, double mouseY) {
+		for (ElementBase.Action action : hoverActions) {
+			action.execute(this, gui, provider, mouseX, mouseY);
+		}
+		return !hoverActions.isEmpty();
+	}
+
+	public boolean onDrag(MachineBaseBlockEntity provider, GuiBase<?> gui, double mouseX, double mouseY) {
+		for (ElementBase.Action action : dragActions) {
+			action.execute(this, gui, provider, mouseX, mouseY);
+		}
+		return !dragActions.isEmpty();
+	}
+
+	public boolean onStartPress(MachineBaseBlockEntity provider, GuiBase<?> gui, double mouseX, double mouseY) {
+		for (ElementBase.Action action : startPressActions) {
+			action.execute(this, gui, provider, mouseX, mouseY);
+		}
+		return !startPressActions.isEmpty();
+	}
+
+	public boolean onRelease(MachineBaseBlockEntity provider, GuiBase<?> gui, double mouseX, double mouseY) {
+		for (ElementBase.Action action : releaseActions) {
+			if (action.execute(this, gui, provider, mouseX, mouseY)) {
+				return true;
+			}
+		}
+		if (isPressing) {
+			for (ElementBase.Action action : pressActions) {
+				action.execute(this, gui, provider, mouseX, mouseY);
+			}
+		}
+		return !releaseActions.isEmpty() || !pressActions.isEmpty();
+	}
+
+	public interface Action {
+		boolean execute(ElementBase element, GuiBase<?> gui, MachineBaseBlockEntity provider, double mouseX, double mouseY);
+	}
+
+	public interface UpdateAction {
+		void update(GuiBase<?> gui, ElementBase element);
+	}
+
+	public void drawRect(GuiBase<?> gui, int x, int y, int width, int height, int colour) {
+		drawGradientRect(gui, x, y, width, height, colour, colour);
+	}
+
+	/*
+		Taken from Gui
+	*/
+	public void drawGradientRect(GuiBase<?> gui, int x, int y, int width, int height, int startColor, int endColor) {
+		x = adjustX(gui, x);
+		y = adjustY(gui, y);
+
+		int left = x;
+		int top = y;
+		int right = x + width;
+		int bottom = y + height;
+
+		RenderUtil.drawGradientRect(0, left, top, right, bottom, startColor, endColor);
+	}
+
+	public int adjustX(GuiBase<?> gui, int x) {
+		return gui.getGuiLeft() + x;
+	}
+
+	public int adjustY(GuiBase<?> gui, int y) {
+		return gui.getGuiTop() + y;
+	}
+
+	public boolean isInRect(GuiBase<?> gui, int x, int y, int xSize, int ySize, double mouseX, double mouseY) {
+		return gui.isPointInRect(x + gui.getGuiLeft(), y + gui.getGuiTop(), xSize, ySize, mouseX, mouseY);
+	}
+
+	public void drawText(MatrixStack matrixStack, GuiBase<?> gui, Text text, int x, int y, int color) {
+		x = adjustX(gui, x);
+		y = adjustY(gui, y);
+		gui.getTextRenderer().draw(matrixStack, text, x, y, color);
+	}
+
+	public void setTextureSheet(Identifier textureLocation) {
+		MinecraftClient.getInstance().getTextureManager().bindTexture(textureLocation);
+	}
+
+	public void drawSprite(MatrixStack matrixStack, GuiBase<?> gui, ISprite iSprite, int x, int y) {
+		Sprite sprite = iSprite.getSprite(gui.getMachine());
+		if (sprite != null) {
+			if (sprite.hasTextureInfo()) {
+				RenderSystem.color3f(1F, 1F, 1F);
+				setTextureSheet(sprite.textureLocation);
+				gui.drawTexture(matrixStack, x + gui.getGuiLeft(), y + gui.getGuiTop(), sprite.x, sprite.y, sprite.width, sprite.height);
+			}
+			if (sprite.hasStack()) {
+				RenderSystem.pushMatrix();
+				RenderSystem.enableBlend();
+				RenderSystem.blendFunc(GlStateManager.SrcFactor.SRC_ALPHA, GlStateManager.DstFactor.ONE_MINUS_SRC_ALPHA);
+
+				ItemRenderer itemRenderer = MinecraftClient.getInstance().getItemRenderer();
+				itemRenderer.renderInGuiWithOverrides(sprite.itemStack, x + gui.getGuiLeft(), y + gui.getGuiTop());
+
+				RenderSystem.disableLighting();
+				RenderSystem.popMatrix();
+			}
+		}
+	}
+
+	public int getScaledBurnTime(int scale, int burnTime, int totalBurnTime) {
+		return (int) (((float) burnTime / (float) totalBurnTime) * scale);
+	}
+
+	public int getPercentage(int MaxValue, int CurrentValue) {
+		if (CurrentValue == 0) {
+			return 0;
+		}
+		return (int) ((CurrentValue * 100.0f) / MaxValue);
+	}
+
+	public void drawDefaultBackground(MatrixStack matrixStack, Screen gui, int x, int y, int width, int height) {
+		RenderSystem.color4f(1.0F, 1.0F, 1.0F, 1.0F);
+		MinecraftClient.getInstance().getTextureManager().bindTexture(GuiBuilder.defaultTextureSheet);
+		gui.drawTexture(matrixStack, x, y, 0, 0, width / 2, height / 2);
+		gui.drawTexture(matrixStack, x + width / 2, y, 150 - width / 2, 0, width / 2, height / 2);
+		gui.drawTexture(matrixStack, x, y + height / 2, 0, 150 - height / 2, width / 2, height / 2);
+		gui.drawTexture(matrixStack, x + width / 2, y + height / 2, 150 - width / 2, 150 - height / 2, width / 2, height / 2);
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/builder/slot/elements/FluidConfigPopupElement.java

@@ -0,0 +1,213 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder.slot.elements;
+
+import com.mojang.blaze3d.systems.RenderSystem;
+import net.minecraft.block.BlockState;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.render.OverlayTexture;
+import net.minecraft.client.render.RenderLayer;
+import net.minecraft.client.render.Tessellator;
+import net.minecraft.client.render.VertexConsumerProvider;
+import net.minecraft.client.render.block.BlockRenderManager;
+import net.minecraft.client.render.model.BakedModel;
+import net.minecraft.client.texture.SpriteAtlasTexture;
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.client.util.math.Vector3f;
+import net.minecraft.network.Packet;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.Direction;
+import net.minecraft.util.math.Quaternion;
+import net.minecraft.world.World;
+import reborncore.RebornCore;
+import reborncore.client.gui.GuiUtil;
+import reborncore.client.gui.builder.GuiBase;
+import reborncore.common.blockentity.FluidConfiguration;
+import reborncore.common.blockentity.MachineBaseBlockEntity;
+import reborncore.common.network.IdentifiedPacket;
+import reborncore.common.network.NetworkManager;
+import reborncore.common.network.ServerBoundPackets;
+import reborncore.common.util.Color;
+import reborncore.common.util.MachineFacing;
+
+public class FluidConfigPopupElement extends ElementBase {
+	public boolean filter = false;
+
+	ConfigFluidElement fluidElement;
+	double lastMousex, lastMousey;
+
+	public FluidConfigPopupElement(int x, int y, ConfigFluidElement fluidElement) {
+		super(x, y, Sprite.SLOT_CONFIG_POPUP);
+		this.fluidElement = fluidElement;
+	}
+
+	@Override
+	public void draw(MatrixStack matrixStack, GuiBase<?> gui) {
+		drawDefaultBackground(matrixStack, gui, adjustX(gui, getX() - 8), adjustY(gui, getY() - 7), 84, 105 + (filter ? 15 : 0));
+		super.draw(matrixStack, gui);
+
+		MachineBaseBlockEntity machine = ((MachineBaseBlockEntity) gui.be);
+		World world = machine.getWorld();
+		BlockPos pos = machine.getPos();
+		BlockState state = world.getBlockState(pos);
+		BlockState actualState = state.getBlock().getDefaultState();
+		BlockRenderManager dispatcher = MinecraftClient.getInstance().getBlockRenderManager();
+		BakedModel model = dispatcher.getModels().getModel(state.getBlock().getDefaultState());
+		MinecraftClient.getInstance().getTextureManager().bindTexture(SpriteAtlasTexture.BLOCK_ATLAS_TEXTURE);
+		drawState(gui, world, model, actualState, pos, dispatcher, 4, 23, Vector3f.POSITIVE_Y.getDegreesQuaternion(90F)); //left
+		drawState(gui, world, model, actualState, pos, dispatcher, 23, 4, Vector3f.NEGATIVE_X.getDegreesQuaternion(90F)); //top
+		drawState(gui, world, model, actualState, pos, dispatcher, 23, 23, null); //centre
+		drawState(gui, world, model, actualState, pos, dispatcher, 23, 26, Vector3f.POSITIVE_X.getDegreesQuaternion(90F)); //bottom
+		drawState(gui, world, model, actualState, pos, dispatcher, 42, 23, Vector3f.POSITIVE_Y.getDegreesQuaternion(90F)); //right
+		drawState(gui, world, model, actualState, pos, dispatcher, 26, 42, Vector3f.POSITIVE_Y.getDegreesQuaternion(180F)); //back
+
+		drawSateColor(gui.getMachine(), MachineFacing.UP.getFacing(machine), 22, -1, gui);
+		drawSateColor(gui.getMachine(), MachineFacing.FRONT.getFacing(machine), 22, 18, gui);
+		drawSateColor(gui.getMachine(), MachineFacing.DOWN.getFacing(machine), 22, 37, gui);
+		drawSateColor(gui.getMachine(), MachineFacing.RIGHT.getFacing(machine), 41, 18, gui);
+		drawSateColor(gui.getMachine(), MachineFacing.BACK.getFacing(machine), 41, 37, gui);
+		drawSateColor(gui.getMachine(), MachineFacing.LEFT.getFacing(machine), 3, 18, gui);
+	}
+
+	@Override
+	public boolean onRelease(MachineBaseBlockEntity provider, GuiBase<?> gui, double mouseX, double mouseY) {
+		if (isInBox(23, 4, 16, 16, mouseX, mouseY, gui)) {
+			cyleConfig(MachineFacing.UP.getFacing(provider), gui);
+		} else if (isInBox(23, 23, 16, 16, mouseX, mouseY, gui)) {
+			cyleConfig(MachineFacing.FRONT.getFacing(provider), gui);
+		} else if (isInBox(42, 23, 16, 16, mouseX, mouseY, gui)) {
+			cyleConfig(MachineFacing.RIGHT.getFacing(provider), gui);
+		} else if (isInBox(4, 23, 16, 16, mouseX, mouseY, gui)) {
+			cyleConfig(MachineFacing.LEFT.getFacing(provider), gui);
+		} else if (isInBox(23, 42, 16, 16, mouseX, mouseY, gui)) {
+			cyleConfig(MachineFacing.DOWN.getFacing(provider), gui);
+		} else if (isInBox(42, 42, 16, 16, mouseX, mouseY, gui)) {
+			cyleConfig(MachineFacing.BACK.getFacing(provider), gui);
+		} else {
+			return false;
+		}
+		return true;
+	}
+
+	public void cyleConfig(Direction side, GuiBase<?> guiBase) {
+		FluidConfiguration.FluidConfig config = guiBase.getMachine().fluidConfiguration.getSideDetail(side);
+
+		FluidConfiguration.ExtractConfig fluidIO = config.getIoConfig().getNext();
+		FluidConfiguration.FluidConfig newConfig = new FluidConfiguration.FluidConfig(side, fluidIO);
+
+		IdentifiedPacket packetSave = ServerBoundPackets.createPacketFluidConfigSave(guiBase.be.getPos(), newConfig);
+		NetworkManager.sendToServer(packetSave);
+	}
+
+	public void updateCheckBox(CheckBoxElement checkBoxElement, String type, GuiBase<?> guiBase) {
+		FluidConfiguration configHolder = guiBase.getMachine().fluidConfiguration;
+		boolean input = configHolder.autoInput();
+		boolean output = configHolder.autoOutput();
+		if (type.equalsIgnoreCase("input")) {
+			input = !configHolder.autoInput();
+		}
+		if (type.equalsIgnoreCase("output")) {
+			output = !configHolder.autoOutput();
+		}
+
+		IdentifiedPacket packetFluidIOSave = ServerBoundPackets.createPacketFluidIOSave(guiBase.be.getPos(), input, output);
+		NetworkManager.sendToServer(packetFluidIOSave);
+	}
+
+	@Override
+	public boolean onHover(MachineBaseBlockEntity provider, GuiBase<?> gui, double mouseX, double mouseY) {
+		lastMousex = mouseX;
+		lastMousey = mouseY;
+		return super.onHover(provider, gui, mouseX, mouseY);
+	}
+
+	private void drawSateColor(MachineBaseBlockEntity machineBase, Direction side, int inx, int iny, GuiBase<?> gui) {
+		iny += 4;
+		int sx = inx + getX() + gui.getGuiLeft();
+		int sy = iny + getY() + gui.getGuiTop();
+		FluidConfiguration fluidConfiguration = machineBase.fluidConfiguration;
+		if (fluidConfiguration == null) {
+			RebornCore.LOGGER.debug("Humm, this isnt suppoed to happen");
+			return;
+		}
+		FluidConfiguration.FluidConfig fluidConfig = fluidConfiguration.getSideDetail(side);
+		Color color;
+		switch (fluidConfig.getIoConfig()) {
+			case NONE:
+				color = new Color(0, 0, 0, 0);
+				break;
+			case INPUT:
+				color = new Color(0, 0, 255, 128);
+				break;
+			case OUTPUT:
+				color = new Color(255, 69, 0, 128);
+				break;
+			case ALL:
+				color = new Color(52, 255, 30, 128);
+				break;
+			default:
+				color = new Color(0, 0, 0, 0);
+				break;
+		}
+		RenderSystem.color3f(255, 255, 255);
+		GuiUtil.drawGradientRect(sx, sy, 18, 18, color.getColor(), color.getColor());
+		RenderSystem.color3f(255, 255, 255);
+	}
+
+	private boolean isInBox(int rectX, int rectY, int rectWidth, int rectHeight, double pointX, double pointY, GuiBase<?> guiBase) {
+		rectX += getX();
+		rectY += getY();
+		return isInRect(guiBase, rectX, rectY, rectWidth, rectHeight, pointX, pointY);
+		//return (pointX - guiBase.getGuiLeft()) >= rectX - 1 && (pointX - guiBase.getGuiLeft()) < rectX + rectWidth + 1 && (pointY - guiBase.getGuiTop()) >= rectY - 1 && (pointY - guiBase.getGuiTop()) < rectY + rectHeight + 1;
+	}
+
+	public void drawState(GuiBase<?> gui,
+						  World world,
+						  BakedModel model,
+						  BlockState actualState,
+						  BlockPos pos,
+						  BlockRenderManager dispatcher,
+						  int x,
+						  int y,
+						  Quaternion quaternion) {
+
+		MatrixStack matrixStack = new MatrixStack();
+		matrixStack.push();
+		matrixStack.translate(8 + gui.getGuiLeft() + this.x + x, 8 + gui.getGuiTop() + this.y + y, 512);
+		matrixStack.scale(16F, 16F, 16F);
+		matrixStack.translate(0.5F, 0.5F, 0.5F);
+		matrixStack.scale(-1, -1, -1);
+
+		if (quaternion != null) {
+			matrixStack.multiply(quaternion);
+		}
+
+		VertexConsumerProvider.Immediate immediate = VertexConsumerProvider.immediate(Tessellator.getInstance().getBuffer());
+		dispatcher.getModelRenderer().render(matrixStack.peek(), immediate.getBuffer(RenderLayer.getSolid()), actualState, model, 1F, 1F, 1F, OverlayTexture.getU(15F), OverlayTexture.DEFAULT_UV);
+		immediate.draw();
+		matrixStack.pop();
+	}
+
+}

RebornCore/src/main/java/reborncore/client/gui/builder/slot/elements/ISprite.java

@@ -0,0 +1,31 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder.slot.elements;
+
+import reborncore.common.blockentity.MachineBaseBlockEntity;
+
+public interface ISprite {
+	Sprite getSprite(MachineBaseBlockEntity provider);
+}

RebornCore/src/main/java/reborncore/client/gui/builder/slot/elements/OffsetSprite.java

@@ -0,0 +1,69 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder.slot.elements;
+
+import reborncore.common.blockentity.MachineBaseBlockEntity;
+
+public class OffsetSprite {
+	public ISprite sprite;
+	public int offsetX = 0;
+	public int offsetY = 0;
+
+	public OffsetSprite(ISprite sprite, int offsetX, int offsetY) {
+		this.sprite = sprite;
+		this.offsetX = offsetX;
+		this.offsetY = offsetY;
+	}
+
+	public OffsetSprite(ISprite sprite) {
+		this.sprite = sprite;
+	}
+
+	public OffsetSprite(Sprite sprite, MachineBaseBlockEntity provider) {
+		this.sprite = sprite;
+	}
+
+	public ISprite getSprite() {
+		return sprite;
+	}
+
+	public int getOffsetX(MachineBaseBlockEntity provider) {
+		return offsetX + sprite.getSprite(provider).offsetX;
+	}
+
+	public OffsetSprite setOffsetX(int offsetX) {
+		this.offsetX = offsetX;
+		return this;
+	}
+
+	public int getOffsetY(MachineBaseBlockEntity provider) {
+		return offsetY + sprite.getSprite(provider).offsetY;
+	}
+
+	public OffsetSprite setOffsetY(int offsetY) {
+		this.offsetY = offsetY;
+		return this;
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/builder/slot/elements/SlotConfigPopupElement.java

@@ -0,0 +1,220 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder.slot.elements;
+
+import com.mojang.blaze3d.systems.RenderSystem;
+import net.minecraft.block.BlockState;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.render.OverlayTexture;
+import net.minecraft.client.render.RenderLayer;
+import net.minecraft.client.render.Tessellator;
+import net.minecraft.client.render.VertexConsumerProvider;
+import net.minecraft.client.render.block.BlockRenderManager;
+import net.minecraft.client.render.model.BakedModel;
+import net.minecraft.client.texture.SpriteAtlasTexture;
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.client.util.math.Vector3f;
+import net.minecraft.network.Packet;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.Direction;
+import net.minecraft.util.math.Quaternion;
+import net.minecraft.world.World;
+import reborncore.RebornCore;
+import reborncore.client.gui.GuiUtil;
+import reborncore.client.gui.builder.GuiBase;
+import reborncore.common.blockentity.MachineBaseBlockEntity;
+import reborncore.common.blockentity.SlotConfiguration;
+import reborncore.common.network.IdentifiedPacket;
+import reborncore.common.network.NetworkManager;
+import reborncore.common.network.ServerBoundPackets;
+import reborncore.common.util.Color;
+import reborncore.common.util.MachineFacing;
+
+public class SlotConfigPopupElement extends ElementBase {
+	int id;
+	public boolean filter = false;
+
+	ConfigSlotElement slotElement;
+
+	boolean allowInput = true;
+
+	public SlotConfigPopupElement(int slotId, int x, int y, ConfigSlotElement slotElement, boolean allowInput) {
+		super(x, y, Sprite.SLOT_CONFIG_POPUP);
+		this.id = slotId;
+		this.slotElement = slotElement;
+		this.allowInput = allowInput;
+	}
+
+	@Override
+	public void draw(MatrixStack matrixStack, GuiBase<?> gui) {
+		drawDefaultBackground(matrixStack, gui, adjustX(gui, getX() - 8), adjustY(gui, getY() - 7), 84, 105 + (filter ? 15 : 0));
+		super.draw(matrixStack, gui);
+
+		MachineBaseBlockEntity machine = ((MachineBaseBlockEntity) gui.be);
+		World world = machine.getWorld();
+		BlockPos pos = machine.getPos();
+		BlockState state = world.getBlockState(pos);
+		BlockState actualState = state.getBlock().getDefaultState();
+		BlockRenderManager dispatcher = MinecraftClient.getInstance().getBlockRenderManager();
+		BakedModel model = dispatcher.getModels().getModel(state.getBlock().getDefaultState());
+		MinecraftClient.getInstance().getTextureManager().bindTexture(SpriteAtlasTexture.BLOCK_ATLAS_TEXTURE);
+		drawState(gui, world, model, actualState, pos, dispatcher, 4, 23, Vector3f.POSITIVE_Y.getDegreesQuaternion(90F)); //left
+		drawState(gui, world, model, actualState, pos, dispatcher, 23, 4, Vector3f.NEGATIVE_X.getDegreesQuaternion(90F)); //top
+		drawState(gui, world, model, actualState, pos, dispatcher, 23, 23, null); //centre
+		drawState(gui, world, model, actualState, pos, dispatcher, 23, 26, Vector3f.POSITIVE_X.getDegreesQuaternion(90F)); //bottom
+		drawState(gui, world, model, actualState, pos, dispatcher, 42, 23, Vector3f.POSITIVE_Y.getDegreesQuaternion(90F)); //right
+		drawState(gui, world, model, actualState, pos, dispatcher, 26, 42, Vector3f.POSITIVE_Y.getDegreesQuaternion(180F)); //back
+
+		drawSlotSateColor(gui.getMachine(), MachineFacing.UP.getFacing(machine), id, 22, -1, gui);
+		drawSlotSateColor(gui.getMachine(), MachineFacing.FRONT.getFacing(machine), id, 22, 18, gui);
+		drawSlotSateColor(gui.getMachine(), MachineFacing.DOWN.getFacing(machine), id, 22, 37, gui);
+		drawSlotSateColor(gui.getMachine(), MachineFacing.RIGHT.getFacing(machine), id, 41, 18, gui);
+		drawSlotSateColor(gui.getMachine(), MachineFacing.BACK.getFacing(machine), id, 41, 37, gui);
+		drawSlotSateColor(gui.getMachine(), MachineFacing.LEFT.getFacing(machine), id, 3, 18, gui);
+	}
+
+	@Override
+	public boolean onRelease(MachineBaseBlockEntity provider, GuiBase<?> gui, double mouseX, double mouseY) {
+		if (isInBox(23, 4, 16, 16, mouseX, mouseY, gui)) {
+			cyleSlotConfig(MachineFacing.UP.getFacing(provider), gui);
+		} else if (isInBox(23, 23, 16, 16, mouseX, mouseY, gui)) {
+			cyleSlotConfig(MachineFacing.FRONT.getFacing(provider), gui);
+		} else if (isInBox(42, 23, 16, 16, mouseX, mouseY, gui)) {
+			cyleSlotConfig(MachineFacing.RIGHT.getFacing(provider), gui);
+		} else if (isInBox(4, 23, 16, 16, mouseX, mouseY, gui)) {
+			cyleSlotConfig(MachineFacing.LEFT.getFacing(provider), gui);
+		} else if (isInBox(23, 42, 16, 16, mouseX, mouseY, gui)) {
+			cyleSlotConfig(MachineFacing.DOWN.getFacing(provider), gui);
+		} else if (isInBox(42, 42, 16, 16, mouseX, mouseY, gui)) {
+			cyleSlotConfig(MachineFacing.BACK.getFacing(provider), gui);
+		} else {
+			return false;
+		}
+		return true;
+	}
+
+	public void cyleSlotConfig(Direction side, GuiBase<?> guiBase) {
+		SlotConfiguration.SlotConfig currentSlot = guiBase.getMachine().getSlotConfiguration().getSlotDetails(id).getSideDetail(side);
+
+		//Bit of a mess, in the future have a way to remove config options from this list
+		SlotConfiguration.ExtractConfig nextConfig = currentSlot.getSlotIO().getIoConfig().getNext();
+		if (!allowInput && nextConfig == SlotConfiguration.ExtractConfig.INPUT) {
+			nextConfig = SlotConfiguration.ExtractConfig.OUTPUT;
+		}
+
+		SlotConfiguration.SlotIO slotIO = new SlotConfiguration.SlotIO(nextConfig);
+		SlotConfiguration.SlotConfig newConfig = new SlotConfiguration.SlotConfig(side, slotIO, id);
+		IdentifiedPacket packetSlotSave = ServerBoundPackets.createPacketSlotSave(guiBase.be.getPos(), newConfig);
+		NetworkManager.sendToServer(packetSlotSave);
+	}
+
+	public void updateCheckBox(CheckBoxElement checkBoxElement, String type, GuiBase<?> guiBase) {
+		SlotConfiguration.SlotConfigHolder configHolder = guiBase.getMachine().getSlotConfiguration().getSlotDetails(id);
+		boolean input = configHolder.autoInput();
+		boolean output = configHolder.autoOutput();
+		boolean filter = configHolder.filter();
+		if (type.equalsIgnoreCase("input")) {
+			input = !configHolder.autoInput();
+		}
+		if (type.equalsIgnoreCase("output")) {
+			output = !configHolder.autoOutput();
+		}
+		if (type.equalsIgnoreCase("filter")) {
+			filter = !configHolder.filter();
+		}
+
+		IdentifiedPacket packetSlotSave = ServerBoundPackets.createPacketIOSave(guiBase.be.getPos(), id, input, output, filter);
+		NetworkManager.sendToServer(packetSlotSave);
+	}
+
+	private void drawSlotSateColor(MachineBaseBlockEntity machineBase, Direction side, int slotID, int inx, int iny, GuiBase<?> gui) {
+		iny += 4;
+		int sx = inx + getX() + gui.getGuiLeft();
+		int sy = iny + getY() + gui.getGuiTop();
+		SlotConfiguration.SlotConfigHolder slotConfigHolder = machineBase.getSlotConfiguration().getSlotDetails(slotID);
+		if (slotConfigHolder == null) {
+			RebornCore.LOGGER.debug("Humm, this isnt suppoed to happen");
+			return;
+		}
+		SlotConfiguration.SlotConfig slotConfig = slotConfigHolder.getSideDetail(side);
+		Color color;
+		switch (slotConfig.getSlotIO().getIoConfig()) {
+			case NONE:
+				color = new Color(0, 0, 0, 0);
+				break;
+			case INPUT:
+				color = new Color(0, 0, 255, 128);
+				break;
+			case OUTPUT:
+				color = new Color(255, 69, 0, 128);
+				break;
+			default:
+				color = new Color(0, 0, 0, 0);
+				break;
+		}
+		RenderSystem.color3f(255, 255, 255);
+		GuiUtil.drawGradientRect(sx, sy, 18, 18, color.getColor(), color.getColor());
+		RenderSystem.color3f(255, 255, 255);
+
+	}
+
+	private boolean isInBox(int rectX, int rectY, int rectWidth, int rectHeight, double pointX, double pointY, GuiBase<?> guiBase) {
+		rectX += getX();
+		rectY += getY();
+		return isInRect(guiBase, rectX, rectY, rectWidth, rectHeight, pointX, pointY);
+		//return (pointX - guiBase.getGuiLeft()) >= rectX - 1 && (pointX - guiBase.getGuiLeft()) < rectX + rectWidth + 1 && (pointY - guiBase.getGuiTop()) >= rectY - 1 && (pointY - guiBase.getGuiTop()) < rectY + rectHeight + 1;
+	}
+
+	public void drawState(GuiBase<?> gui,
+						  World world,
+						  BakedModel model,
+						  BlockState actualState,
+						  BlockPos pos,
+						  BlockRenderManager dispatcher,
+						  int x,
+						  int y,
+						  Quaternion quaternion) {
+
+		MatrixStack matrixStack = new MatrixStack();
+		matrixStack.push();
+		matrixStack.translate(8 + gui.getGuiLeft() + this.x + x, 8 + gui.getGuiTop() + this.y + y, 512);
+		matrixStack.scale(16F, 16F, 16F);
+		matrixStack.translate(0.5F, 0.5F, 0.5F);
+		matrixStack.scale(-1, -1, -1);
+
+		if (quaternion != null) {
+			matrixStack.multiply(quaternion);
+		}
+
+		VertexConsumerProvider.Immediate immediate = VertexConsumerProvider.immediate(Tessellator.getInstance().getBuffer());
+		dispatcher.getModelRenderer().render(matrixStack.peek(), immediate.getBuffer(RenderLayer.getSolid()), actualState, model, 1F, 1F, 1F, OverlayTexture.getU(15F), OverlayTexture.DEFAULT_UV);
+		immediate.draw();
+		matrixStack.pop();
+	}
+
+	public void drawState(GuiBase<?> gui, World world, BakedModel model, BlockState actualState, BlockPos pos, BlockRenderManager dispatcher, int x, int y) {
+		drawState(gui, world, model, actualState, pos, dispatcher, x, y, null);
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/builder/slot/elements/SlotElement.java

@@ -0,0 +1,62 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder.slot.elements;
+
+import net.minecraft.inventory.Inventory;
+
+public class SlotElement extends ElementBase {
+	protected Inventory slotInventory;
+	protected SlotType type;
+	int slotId, slotX, slotY;
+
+	public SlotElement(Inventory slotInventory, int slotId, int slotX, int slotY, SlotType type, int x, int y) {
+		super(x, y, type.getSprite());
+		this.type = type;
+		this.slotInventory = slotInventory;
+		this.slotId = slotId;
+		this.slotX = slotX;
+		this.slotY = slotY;
+	}
+
+	public SlotType getType() {
+		return type;
+	}
+
+	public Inventory getSlotInventory() {
+		return slotInventory;
+	}
+
+	public int getSlotId() {
+		return slotId;
+	}
+
+	public int getSlotX() {
+		return slotX;
+	}
+
+	public int getSlotY() {
+		return slotY;
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/builder/slot/elements/SlotType.java

@@ -0,0 +1,69 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder.slot.elements;
+
+public enum SlotType {
+	NORMAL(1, 1, Sprite.SLOT_NORMAL, Sprite.BUTTON_SLOT_NORMAL, Sprite.BUTTON_HOVER_OVERLAY_SLOT_NORMAL);
+
+	int slotOffsetX;
+	int slotOffsetY;
+	Sprite sprite;
+	Sprite buttonSprite;
+	Sprite buttonHoverOverlay;
+
+	SlotType(int slotOffsetX, int slotOffsetY, Sprite sprite, Sprite buttonSprite, Sprite buttonHoverOverlay) {
+		this.slotOffsetX = slotOffsetX;
+		this.slotOffsetY = slotOffsetY;
+		this.sprite = sprite;
+		this.buttonSprite = buttonSprite;
+		this.buttonHoverOverlay = buttonHoverOverlay;
+	}
+
+	SlotType(int slotOffset, Sprite sprite) {
+		this.slotOffsetX = slotOffset;
+		this.slotOffsetY = slotOffset;
+		this.sprite = sprite;
+	}
+
+	public int getSlotOffsetX() {
+		return slotOffsetX;
+	}
+
+	public int getSlotOffsetY() {
+		return slotOffsetY;
+	}
+
+	public Sprite getSprite() {
+		return sprite;
+	}
+
+	public Sprite getButtonSprite() {
+		return buttonSprite;
+	}
+
+	public Sprite getButtonHoverOverlay() {
+		return buttonHoverOverlay;
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/builder/slot/elements/Sprite.java

@@ -0,0 +1,169 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder.slot.elements;
+
+import net.minecraft.block.Blocks;
+import net.minecraft.item.ItemStack;
+import net.minecraft.item.Items;
+import net.minecraft.util.Identifier;
+import reborncore.common.blockentity.MachineBaseBlockEntity;
+
+public class Sprite implements ISprite {
+	public static final Sprite EMPTY = new Sprite(ElementBase.MECH_ELEMENTS, 0, 0, 0, 0);
+	public static final Sprite SLOT_NORMAL = new Sprite(ElementBase.MECH_ELEMENTS, 0, 0, 18, 18);
+	public static final Sprite CHARGE_SLOT_ICON = new Sprite(ElementBase.MECH_ELEMENTS, 18, 0, 18, 18);
+	public static final Sprite DISCHARGE_SLOT_ICON = new Sprite(ElementBase.MECH_ELEMENTS, 36, 0, 18, 18);
+	public static final Sprite ENERGY_BAR = new Sprite(ElementBase.MECH_ELEMENTS, 0, 18, 12, 40);
+	public static final Sprite ENERGY_BAR_BACKGROUND = new Sprite(ElementBase.MECH_ELEMENTS, 12, 18, 14, 42);
+	public static final Sprite TOP_ENERGY_BAR = new Sprite(ElementBase.MECH_ELEMENTS, 0, 215, 167, 2);
+	public static final Sprite TOP_ENERGY_BAR_BACKGROUND = new Sprite(ElementBase.MECH_ELEMENTS, 0, 217, 169, 3);
+	public static final Sprite LEFT_TAB = new Sprite(ElementBase.MECH_ELEMENTS, 0, 86, 23, 26);
+	public static final Sprite LEFT_TAB_SELECTED = new Sprite(ElementBase.MECH_ELEMENTS, 0, 60, 29, 26);
+	public static final Sprite CONFIGURE_ICON = new Sprite(ElementBase.MECH_ELEMENTS, 26, 18, 16, 16);
+	public static final Sprite REDSTONE_DISABLED_ICON = new Sprite(new ItemStack(Items.GUNPOWDER));
+	public static final Sprite REDSTONE_LOW_ICON = new Sprite(new ItemStack(Items.REDSTONE));
+	public static final Sprite REDSTONE_HIGH_ICON = new Sprite(new ItemStack(Blocks.REDSTONE_TORCH));
+	public static final Sprite UPGRADE_ICON = new Sprite(ElementBase.MECH_ELEMENTS, 26, 34, 16, 16);
+	public static final Sprite ENERGY_ICON = new Sprite(ElementBase.MECH_ELEMENTS, 46, 19, 9, 13);
+	public static final Sprite ENERGY_ICON_EMPTY = new Sprite(ElementBase.MECH_ELEMENTS, 62, 19, 9, 13);
+	public static final Sprite JEI_ICON = new Sprite(ElementBase.MECH_ELEMENTS, 42, 34, 16, 16);
+	public static final Sprite BUTTON_SLOT_NORMAL = new Sprite(ElementBase.MECH_ELEMENTS, 54, 0, 18, 18);
+	public static final Sprite FAKE_SLOT = new Sprite(ElementBase.MECH_ELEMENTS, 72, 0, 18, 18);
+	public static final Sprite BUTTON_HOVER_OVERLAY_SLOT_NORMAL = new Sprite(ElementBase.MECH_ELEMENTS, 90, 0, 18, 18);
+	public static final Sprite SLOT_CONFIG_POPUP = new Sprite(ElementBase.MECH_ELEMENTS, 29, 60, 62, 62);
+	public static final Sprite.Button EXIT_BUTTON = new Sprite.Button(new Sprite(ElementBase.MECH_ELEMENTS, 26, 122, 13, 13), new Sprite(ElementBase.MECH_ELEMENTS, 39, 122, 13, 13));
+	public static final Sprite.CheckBox DARK_CHECK_BOX = new Sprite.CheckBox(new Sprite(ElementBase.MECH_ELEMENTS, 74, 18, 13, 13), new Sprite(ElementBase.MECH_ELEMENTS, 87, 18, 16, 13));
+	public static final Sprite.CheckBox LIGHT_CHECK_BOX = new Sprite.CheckBox(new Sprite(ElementBase.MECH_ELEMENTS, 74, 31, 13, 13), new Sprite(ElementBase.MECH_ELEMENTS, 87, 31, 16, 13));
+
+	public final Identifier textureLocation;
+	public final int x;
+	public final int y;
+	public final int width;
+	public final int height;
+	public int offsetX = 0;
+	public int offsetY = 0;
+	public ItemStack itemStack;
+
+	public Sprite(Identifier textureLocation, int x, int y, int width, int height) {
+		this.textureLocation = textureLocation;
+		this.x = x;
+		this.y = y;
+		this.width = width;
+		this.height = height;
+		this.itemStack = null;
+	}
+
+	public Sprite(ItemStack stack) {
+		this.textureLocation = null;
+		this.x = -1;
+		this.y = -1;
+		this.width = -1;
+		this.height = -1;
+		this.itemStack = stack;
+	}
+
+	public boolean hasStack() {
+		return itemStack != null;
+	}
+
+	public boolean hasTextureInfo() {
+		return x >= 0 && y >= 0 && width >= 0 && height >= 0;
+	}
+
+	public Sprite setOffsetX(int offsetX) {
+		this.offsetX = offsetX;
+		return this;
+	}
+
+	public Sprite setOffsetY(int offsetY) {
+		this.offsetY = offsetY;
+		return this;
+	}
+
+	@Override
+	public Sprite getSprite(MachineBaseBlockEntity provider) {
+		return this;
+	}
+
+	public static class Button {
+		private final Sprite normal;
+		private final Sprite hovered;
+
+		public Button(Sprite normal, Sprite hovered) {
+			this.normal = normal;
+			this.hovered = hovered;
+		}
+
+		public Sprite getNormal() {
+			return normal;
+		}
+
+		public Sprite getHovered() {
+			return hovered;
+		}
+	}
+
+	public static class ToggleButton {
+		private final Sprite normal;
+		private final Sprite hovered;
+		private final Sprite pressed;
+
+		public ToggleButton(Sprite normal, Sprite hovered, Sprite pressed) {
+			this.normal = normal;
+			this.hovered = hovered;
+			this.pressed = pressed;
+		}
+
+		public Sprite getNormal() {
+			return normal;
+		}
+
+		public Sprite getHovered() {
+			return hovered;
+		}
+
+		public Sprite getPressed() {
+			return pressed;
+		}
+	}
+
+	public static class CheckBox {
+		private final Sprite normal;
+		private final Sprite ticked;
+
+		public CheckBox(Sprite normal, Sprite ticked) {
+			this.normal = normal;
+			this.ticked = ticked;
+		}
+
+		public Sprite getNormal() {
+			return normal;
+		}
+
+		public Sprite getTicked() {
+			return ticked;
+		}
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/builder/slot/elements/SpriteContainer.java

@@ -0,0 +1,78 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder.slot.elements;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class SpriteContainer {
+	public List<OffsetSprite> offsetSprites = new ArrayList<>();
+
+	public SpriteContainer setSprite(int index, OffsetSprite sprite) {
+		offsetSprites.set(index, sprite);
+		return this;
+	}
+
+	public SpriteContainer setSprite(int index, ISprite sprite, int offsetX, int offsetY) {
+		if (sprite instanceof Sprite) {
+			offsetSprites.set(index, new OffsetSprite(sprite).setOffsetX(((Sprite) sprite).offsetX + offsetX).setOffsetY(((Sprite) sprite).offsetY + offsetY));
+		} else {
+			offsetSprites.set(index, new OffsetSprite(sprite, offsetX, offsetY));
+		}
+		return this;
+	}
+
+	public SpriteContainer setSprite(int index, ISprite sprite) {
+		if (sprite instanceof Sprite) {
+			offsetSprites.set(index, new OffsetSprite(sprite).setOffsetX(((Sprite) sprite).offsetX).setOffsetY(((Sprite) sprite).offsetY));
+		} else {
+			offsetSprites.add(index, new OffsetSprite(sprite));
+		}
+		return this;
+	}
+
+	public SpriteContainer addSprite(OffsetSprite sprite) {
+		offsetSprites.add(sprite);
+		return this;
+	}
+
+	public SpriteContainer addSprite(ISprite sprite, int offsetX, int offsetY) {
+		if (sprite instanceof Sprite) {
+			offsetSprites.add(new OffsetSprite(sprite).setOffsetX(((Sprite) sprite).offsetX + offsetX).setOffsetY(((Sprite) sprite).offsetY + offsetY));
+		} else {
+			offsetSprites.add(new OffsetSprite(sprite, offsetX, offsetY));
+		}
+		return this;
+	}
+
+	public SpriteContainer addSprite(ISprite sprite) {
+		if (sprite instanceof Sprite) {
+			offsetSprites.add(new OffsetSprite(sprite).setOffsetX(((Sprite) sprite).offsetX).setOffsetY(((Sprite) sprite).offsetY));
+		} else {
+			offsetSprites.add(new OffsetSprite(sprite));
+		}
+		return this;
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/builder/widget/GuiButtonExtended.java

@@ -0,0 +1,56 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder.widget;
+
+import net.minecraft.client.gui.widget.ButtonWidget;
+import net.minecraft.text.Text;
+import org.apache.logging.log4j.util.TriConsumer;
+
+
+public class GuiButtonExtended extends GuiButtonSimple {
+
+	private TriConsumer<GuiButtonExtended, Double, Double> clickHandler;
+
+	public GuiButtonExtended(int x, int y, Text buttonText, ButtonWidget.PressAction pressAction) {
+		super(x, y, 20, 200, buttonText, pressAction);
+	}
+
+	public GuiButtonExtended(int x, int y, int widthIn, int heightIn, Text buttonText, ButtonWidget.PressAction pressAction) {
+		super(x, y, widthIn, heightIn, buttonText, pressAction);
+	}
+
+	public GuiButtonExtended clickHandler(TriConsumer<GuiButtonExtended, Double, Double> consumer) {
+		clickHandler = consumer;
+		return this;
+	}
+
+	@Override
+	public void onClick(double mouseX, double mouseY) {
+		if (clickHandler != null) {
+			clickHandler.accept(this, mouseX, mouseY);
+		}
+		super.onClick(mouseY, mouseY);
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/builder/widget/GuiButtonHologram.java

@@ -0,0 +1,50 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder.widget;
+
+import net.minecraft.client.gui.widget.ButtonWidget;
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.text.LiteralText;
+import reborncore.client.gui.builder.GuiBase;
+
+/**
+ * Created by Prospector
+ */
+public class GuiButtonHologram extends GuiButtonExtended {
+
+	GuiBase.Layer layer;
+	GuiBase<?> gui;
+
+	public GuiButtonHologram(int x, int y, GuiBase<?> gui, GuiBase.Layer layer, ButtonWidget.PressAction pressAction) {
+		super(x, y, 20, 12, LiteralText.EMPTY, pressAction);
+		this.layer = layer;
+		this.gui = gui;
+	}
+
+	@Override
+	public void render(MatrixStack matrixStack, int mouseX, int mouseY, float partialTicks) {
+
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/builder/widget/GuiButtonSimple.java

@@ -0,0 +1,38 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder.widget;
+
+import net.minecraft.client.gui.widget.ButtonWidget;
+import net.minecraft.text.Text;
+
+public class GuiButtonSimple extends ButtonWidget {
+	public GuiButtonSimple(int x, int y, Text buttonText, ButtonWidget.PressAction pressAction) {
+		super(x, y, 20, 200, buttonText, pressAction);
+	}
+
+	public GuiButtonSimple(int x, int y, int widthIn, int heightIn, Text buttonText, ButtonWidget.PressAction pressAction) {
+		super(x, y, widthIn, heightIn, buttonText, pressAction);
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/builder/widget/GuiButtonUpDown.java

@@ -0,0 +1,74 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.builder.widget;
+
+import net.minecraft.client.gui.widget.ButtonWidget;
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.text.LiteralText;
+import reborncore.client.gui.builder.GuiBase;
+
+/**
+ * @author drcrazy
+ */
+public class GuiButtonUpDown extends GuiButtonExtended {
+
+	GuiBase<?> gui;
+	UpDownButtonType type;
+
+	public GuiButtonUpDown(int x, int y, GuiBase<?> gui, ButtonWidget.PressAction pressAction, UpDownButtonType type) {
+		super(x, y, 12, 12, LiteralText.EMPTY, pressAction);
+		this.gui = gui;
+		this.type = type;
+	}
+
+	@Override
+	public void renderButton(MatrixStack matrixStack, int mouseX, int mouseY, float partialTicks) {
+		if (gui.hideGuiElements()) return;
+		gui.getMinecraft().getTextureManager().bindTexture(gui.builder.getResourceLocation());
+		switch (type) {
+			case FASTFORWARD:
+				gui.drawTexture(matrixStack, x, y, 174, 74, 12, 12);
+				break;
+			case FORWARD:
+				gui.drawTexture(matrixStack, x, y, 174, 86, 12, 12);
+				break;
+			case REWIND:
+				gui.drawTexture(matrixStack, x, y, 174, 98, 12, 12);
+				break;
+			case FASTREWIND:
+				gui.drawTexture(matrixStack, x, y, 174, 110, 12, 12);
+				break;
+			default:
+				break;
+		}
+	}
+
+	public enum UpDownButtonType {
+		FASTFORWARD,
+		FORWARD,
+		REWIND,
+		FASTREWIND
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/componets/BaseTextures.java

@@ -0,0 +1,61 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.componets;
+
+public class BaseTextures {
+	//
+	//	private static final ResourceLocation baseTexture = new ResourceLocation("reborncore", "textures/gui/base.png");
+	//
+	//	public GuiTexture background;
+	//	public GuiTexture slot;
+	//	public GuiTexture burnBase;
+	//	public GuiTexture burnOverlay;
+	//	public GuiTexture powerBase;
+	//	public GuiTexture powerOverlay;
+	//	public GuiTexture progressBase;
+	//	public GuiTexture progressOverlay;
+	//	public GuiTexture tank;
+	//	public GuiTexture tankBase;
+	//	public GuiTexture tankScale;
+	//	public GuiTexture powerBaseOld;
+	//	public GuiTexture powerOverlayOld;
+	//
+	//	public BaseTextures()
+	//	{
+	//		background = new GuiTexture(baseTexture, 176, 166, 0, 0);
+	//		slot = new GuiTexture(baseTexture, 18, 18, 176, 31);
+	//		burnBase = new GuiTexture(baseTexture, 14, 14, 176, 0);
+	//		burnOverlay = new GuiTexture(baseTexture, 13, 13, 176, 50);
+	//		powerBase = new GuiTexture(baseTexture, 7, 13, 190, 0);
+	//		powerOverlay = new GuiTexture(baseTexture, 7, 13, 197, 0);
+	//		progressBase = new GuiTexture(baseTexture, 22, 15, 200, 14);
+	//		progressOverlay = new GuiTexture(baseTexture, 22, 16, 177, 14);
+	//		tank = new GuiTexture(baseTexture, 20, 55, 176, 63);
+	//		tankBase = new GuiTexture(baseTexture, 20, 55, 196, 63);
+	//		tankScale = new GuiTexture(baseTexture, 20, 55, 216, 63);
+	//		powerBaseOld = new GuiTexture(baseTexture, 32, 17, 224, 13);
+	//		powerOverlayOld = new GuiTexture(baseTexture, 32, 17, 224, 30);
+	//	}
+}

RebornCore/src/main/java/reborncore/client/gui/componets/GuiHiddenButton.java

@@ -0,0 +1,70 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.componets;
+
+import com.mojang.blaze3d.systems.RenderSystem;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.font.TextRenderer;
+import net.minecraft.client.gui.widget.ButtonWidget;
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.text.Text;
+import org.lwjgl.opengl.GL11;
+
+public class GuiHiddenButton extends ButtonWidget {
+
+	public GuiHiddenButton(int xPosition, int yPosition, Text displayString) {
+		super(xPosition, yPosition, 0, 0, displayString, var1 -> {
+		});
+	}
+
+	public GuiHiddenButton(int id, int xPosition, int yPosition, int width, int height, Text displayString) {
+		super(xPosition, yPosition, width, height, displayString, var1 -> {
+		});
+	}
+
+	@Override
+	public void render(MatrixStack matrixStack, int mouseX, int mouseY, float partialTicks) {
+		if (this.visible) {
+			TextRenderer fontrenderer = MinecraftClient.getInstance().textRenderer;
+			MinecraftClient.getInstance().getTextureManager().bindTexture(WIDGETS_LOCATION);
+			GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
+			this.hovered = mouseX >= this.x && mouseY >= this.y
+					&& mouseX < this.x + this.width && mouseY < this.y + this.height;
+			GL11.glEnable(GL11.GL_BLEND);
+			RenderSystem.blendFuncSeparate(770, 771, 1, 0);
+			GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
+			int l = 14737632;
+
+			if (!this.active) {
+				l = 10526880;
+			} else if (this.isHovered()) {
+				l = 16777120;
+			}
+
+			this.drawTextWithShadow(matrixStack, fontrenderer, this.getMessage(), this.x + this.width / 2,
+					this.y + (this.height - 8) / 2, l);
+		}
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/guibuilder/GuiBuilder.java

@@ -0,0 +1,825 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.guibuilder;
+
+import com.google.common.collect.Lists;
+import com.mojang.blaze3d.systems.RenderSystem;
+import net.fabricmc.fabric.api.client.render.fluid.v1.FluidRenderHandlerRegistry;
+import net.fabricmc.loader.api.FabricLoader;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.gui.DrawableHelper;
+import net.minecraft.client.gui.screen.Screen;
+import net.minecraft.client.gui.widget.EntryListWidget;
+import net.minecraft.client.render.BufferBuilder;
+import net.minecraft.client.render.Tessellator;
+import net.minecraft.client.render.VertexFormats;
+import net.minecraft.client.texture.Sprite;
+import net.minecraft.client.texture.SpriteAtlasTexture;
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.fluid.Fluids;
+import net.minecraft.item.ItemStack;
+import net.minecraft.text.LiteralText;
+import net.minecraft.text.Text;
+import net.minecraft.text.TranslatableText;
+import net.minecraft.util.Formatting;
+import net.minecraft.util.Identifier;
+import reborncore.api.IListInfoProvider;
+import reborncore.client.RenderUtil;
+import reborncore.client.gui.builder.GuiBase;
+import reborncore.client.gui.builder.slot.GuiTab;
+import reborncore.common.fluid.FluidUtil;
+import reborncore.common.fluid.FluidValue;
+import reborncore.common.fluid.container.FluidInstance;
+import reborncore.common.powerSystem.PowerSystem;
+import reborncore.common.powerSystem.PowerSystem.EnergySystem;
+import reborncore.common.util.StringUtils;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.stream.Collectors;
+
+/**
+ * Created by Gigabit101 on 08/08/2016.
+ */
+public class GuiBuilder {
+	public static final Identifier defaultTextureSheet = new Identifier("reborncore", "textures/gui/guielements.png");
+	private static final Text SPACE_TEXT = new LiteralText(" ");
+	static Identifier resourceLocation;
+
+	public GuiBuilder() {
+		GuiBuilder.resourceLocation = defaultTextureSheet;
+	}
+
+	public GuiBuilder(Identifier resourceLocation) {
+		GuiBuilder.resourceLocation = resourceLocation;
+	}
+
+	public Identifier getResourceLocation() {
+		return resourceLocation;
+	}
+
+	public void drawDefaultBackground(MatrixStack matrixStack, Screen gui, int x, int y, int width, int height) {
+		RenderSystem.color4f(1.0F, 1.0F, 1.0F, 1.0F);
+		MinecraftClient.getInstance().getTextureManager().bindTexture(resourceLocation);
+		gui.drawTexture(matrixStack, x, y, 0, 0, width / 2, height / 2);
+		gui.drawTexture(matrixStack, x + width / 2, y, 150 - width / 2, 0, width / 2, height / 2);
+		gui.drawTexture(matrixStack, x, y + height / 2, 0, 150 - height / 2, width / 2, height / 2);
+		gui.drawTexture(matrixStack, x + width / 2, y + height / 2, 150 - width / 2, 150 - height / 2, width / 2,
+				height / 2);
+	}
+
+	public void drawPlayerSlots(MatrixStack matrixStack, Screen gui, int posX, int posY, boolean center) {
+		MinecraftClient.getInstance().getTextureManager().bindTexture(resourceLocation);
+
+		if (center) {
+			posX -= 81;
+		}
+
+		for (int y = 0; y < 3; y++) {
+			for (int x = 0; x < 9; x++) {
+				gui.drawTexture(matrixStack, posX + x * 18, posY + y * 18, 150, 0, 18, 18);
+			}
+		}
+
+		for (int x = 0; x < 9; x++) {
+			gui.drawTexture(matrixStack, posX + x * 18, posY + 58, 150, 0, 18, 18);
+		}
+	}
+
+	public void drawSlot(MatrixStack matrixStack, Screen gui, int posX, int posY) {
+		MinecraftClient.getInstance().getTextureManager().bindTexture(resourceLocation);
+		gui.drawTexture(matrixStack, posX, posY, 150, 0, 18, 18);
+	}
+
+	public void drawText(MatrixStack matrixStack, GuiBase<?> gui, Text text, int x, int y, int color) {
+		gui.getTextRenderer().draw(matrixStack, text, x, y, color);
+	}
+
+	public void drawProgressBar(MatrixStack matrixStack, GuiBase<?> gui, double progress, int x, int y) {
+		gui.getMinecraft().getTextureManager().bindTexture(resourceLocation);
+		gui.drawTexture(matrixStack, x, y, 150, 18, 22, 15);
+		int j = (int) (progress);
+		if (j > 0) {
+			gui.drawTexture(matrixStack, x, y, 150, 34, j + 1, 15);
+		}
+	}
+
+	public void drawOutputSlot(MatrixStack matrixStack, GuiBase<?> gui, int x, int y) {
+		gui.getMinecraft().getTextureManager().bindTexture(resourceLocation);
+		gui.drawTexture(matrixStack, x, y, 174, 0, 26, 26);
+	}
+
+	/**
+	 * Draws button with JEI icon in the given coords.
+	 *
+	 * @param gui   GuiBase GUI to draw on
+	 * @param x     int Top left corner where to place button
+	 * @param y     int Top left corner where to place button
+	 * @param layer Layer Layer to draw on
+	 */
+	public void drawJEIButton(MatrixStack matrixStack, GuiBase<?> gui, int x, int y, GuiBase.Layer layer) {
+		if (gui.hideGuiElements()) return;
+		if (FabricLoader.getInstance().isModLoaded("jei")) {
+			if (layer == GuiBase.Layer.BACKGROUND) {
+				x += gui.getGuiLeft();
+				y += gui.getGuiTop();
+			}
+			gui.getMinecraft().getTextureManager().bindTexture(resourceLocation);
+			gui.drawTexture(matrixStack, x, y, 202, 0, 12, 12);
+		}
+	}
+
+	/**
+	 * Draws lock button in either locked or unlocked state
+	 *
+	 * @param gui    GuiBase GUI to draw on
+	 * @param x      int Top left corner where to place button
+	 * @param y      int Top left corner where to place button
+	 * @param mouseX int Mouse cursor position to check for tooltip
+	 * @param mouseY int Mouse cursor position to check for tooltip
+	 * @param layer  Layer Layer to draw on
+	 * @param locked boolean Set to true if it is in locked state
+	 */
+	public void drawLockButton(MatrixStack matrixStack, GuiBase<?> gui, int x, int y, int mouseX, int mouseY, GuiBase.Layer layer, boolean locked) {
+		if (gui.hideGuiElements()) return;
+		if (layer == GuiBase.Layer.BACKGROUND) {
+			x += gui.getGuiLeft();
+			y += gui.getGuiTop();
+		}
+		gui.getMinecraft().getTextureManager().bindTexture(resourceLocation);
+		gui.drawTexture(matrixStack, x, y, 174, 26 + (locked ? 12 : 0), 20, 12);
+		if (gui.isPointInRect(x, y, 20, 12, mouseX, mouseY)) {
+			List<Text> list = new ArrayList<>();
+			if (locked) {
+				list.add(new TranslatableText("reborncore.gui.tooltip.unlock_items"));
+			} else {
+				list.add(new TranslatableText("reborncore.gui.tooltip.lock_items"));
+			}
+			RenderSystem.pushMatrix();
+			gui.renderTooltip(matrixStack, list, mouseX, mouseY);
+			RenderSystem.popMatrix();
+		}
+	}
+
+	/**
+	 * Draws hologram toggle button
+	 *
+	 * @param gui    GuiBase GUI to draw on
+	 * @param x      int Top left corner where to place button
+	 * @param y      int Top left corner where to place button
+	 * @param mouseX int Mouse cursor position to check for tooltip
+	 * @param mouseY int Mouse cursor position to check for tooltip
+	 * @param layer  Layer Layer to draw on
+	 */
+	public void drawHologramButton(MatrixStack matrixStack, GuiBase<?> gui, int x, int y, int mouseX, int mouseY, GuiBase.Layer layer) {
+		if (gui.isTabOpen()) return;
+		if (layer == GuiBase.Layer.BACKGROUND) {
+			x += gui.getGuiLeft();
+			y += gui.getGuiTop();
+		}
+		gui.getMinecraft().getTextureManager().bindTexture(resourceLocation);
+		if (gui.getMachine().renderMultiblock) {
+			gui.drawTexture(matrixStack, x, y, 174, 62, 20, 12);
+		} else {
+			gui.drawTexture(matrixStack, x, y, 174, 50, 20, 12);
+		}
+		if (gui.isPointInRect(x, y, 20, 12, mouseX, mouseY)) {
+			List<Text> list = new ArrayList<>();
+			list.add(new TranslatableText("reborncore.gui.tooltip.hologram"));
+			RenderSystem.pushMatrix();
+			if (layer == GuiBase.Layer.FOREGROUND) {
+				mouseX -= gui.getGuiLeft();
+				mouseY -= gui.getGuiTop();
+			}
+			gui.renderTooltip(matrixStack, list, mouseX, mouseY);
+			RenderSystem.popMatrix();
+		}
+	}
+
+	/**
+	 * Draws big horizontal bar for heat value
+	 *
+	 * @param gui   GuiBase GUI to draw on
+	 * @param x     int Top left corner where to place bar
+	 * @param y     int Top left corner where to place bar
+	 * @param value int Current heat value
+	 * @param max   int Maximum heat value
+	 * @param layer Layer Layer to draw on
+	 */
+	public void drawBigHeatBar(MatrixStack matrixStack, GuiBase<?> gui, int x, int y, int value, int max, GuiBase.Layer layer) {
+		if (gui.hideGuiElements()) return;
+		if (layer == GuiBase.Layer.BACKGROUND) {
+			x += gui.getGuiLeft();
+			y += gui.getGuiTop();
+		}
+		gui.getMinecraft().getTextureManager().bindTexture(resourceLocation);
+		gui.drawTexture(matrixStack, x, y, 26, 218, 114, 18);
+		if (value != 0) {
+			int j = (int) ((double) value / (double) max * 106);
+			if (j < 0) {
+				j = 0;
+			}
+			gui.drawTexture(matrixStack, x + 4, y + 4, 26, 246, j, 10);
+
+			Text text = new LiteralText(String.valueOf(value))
+					.append(new TranslatableText("reborncore.gui.heat"));
+
+			gui.drawCentredText(matrixStack, text, y + 5, 0xFFFFFF, layer);
+		}
+	}
+
+	/**
+	 * Draws big horizontal blue bar
+	 *
+	 * @param gui    GuiBase GUI to draw on
+	 * @param x      int Top left corner where to place bar
+	 * @param y      int Top left corner where to place bar
+	 * @param value  int Current value
+	 * @param max    int Maximum value
+	 * @param mouseX int Mouse cursor position to check for tooltip
+	 * @param mouseY int Mouse cursor position to check for tooltip
+	 * @param suffix String String to put on the bar and tooltip after percentage value
+	 * @param line2  String String to put into tooltip as a second line
+	 * @param format String Formatted value to put on the bar
+	 * @param layer  Layer Layer to draw on
+	 */
+	public void drawBigBlueBar(MatrixStack matrixStack, GuiBase<?> gui, int x, int y, int value, int max, int mouseX, int mouseY, String suffix, Text line2, String format, GuiBase.Layer layer) {
+		if (gui.hideGuiElements()) return;
+		if (layer == GuiBase.Layer.BACKGROUND) {
+			x += gui.getGuiLeft();
+			y += gui.getGuiTop();
+		}
+		gui.getMinecraft().getTextureManager().bindTexture(resourceLocation);
+		int j = (int) ((double) value / (double) max * 106);
+		if (j < 0) {
+			j = 0;
+		}
+		gui.drawTexture(matrixStack, x + 4, y + 4, 0, 236, j, 10);
+		if (!suffix.equals("")) {
+			suffix = " " + suffix;
+		}
+		gui.drawCentredText(matrixStack, new LiteralText(format).append(suffix), y + 5, 0xFFFFFF, layer);
+		if (gui.isPointInRect(x, y, 114, 18, mouseX, mouseY)) {
+			int percentage = percentage(max, value);
+			List<Text> list = new ArrayList<>();
+
+			list.add(
+					new LiteralText(String.valueOf(value))
+							.formatted(Formatting.GOLD)
+							.append("/")
+							.append(String.valueOf(max))
+							.append(suffix)
+			);
+
+			list.add(
+					new LiteralText(String.valueOf(percentage))
+							.formatted(StringUtils.getPercentageColour(percentage))
+							.append("%")
+							.append(
+									new TranslatableText("reborncore.gui.tooltip.dsu_fullness")
+											.formatted(Formatting.GRAY)
+							)
+			);
+
+			list.add(line2);
+
+			if (value > max) {
+				list.add(
+						new LiteralText("Yo this is storing more than it should be able to")
+								.formatted(Formatting.GRAY)
+				);
+				list.add(
+						new LiteralText("prolly a bug")
+								.formatted(Formatting.GRAY)
+				);
+				list.add(
+						new LiteralText("pls report and tell how tf you did this")
+								.formatted(Formatting.GRAY)
+				);
+			}
+			if (layer == GuiBase.Layer.FOREGROUND) {
+				mouseX -= gui.getGuiLeft();
+				mouseY -= gui.getGuiTop();
+			}
+			gui.renderTooltip(matrixStack, list, mouseX, mouseY);
+			RenderSystem.disableLighting();
+			RenderSystem.color4f(1, 1, 1, 1);
+		}
+	}
+
+	public void drawBigBlueBar(MatrixStack matrixStack, GuiBase<?> gui, int x, int y, int value, int max, int mouseX, int mouseY, String suffix, GuiBase.Layer layer) {
+		drawBigBlueBar(matrixStack, gui, x, y, value, max, mouseX, mouseY, suffix, LiteralText.EMPTY, Integer.toString(value), layer);
+
+	}
+
+	public void drawBigBlueBar(MatrixStack matrixStack, GuiBase<?> gui, int x, int y, int value, int max, int mouseX, int mouseY, GuiBase.Layer layer) {
+		drawBigBlueBar(matrixStack, gui, x, y, value, max, mouseX, mouseY, "", LiteralText.EMPTY, "", layer);
+	}
+
+	/**
+	 * Shades GUI and draw gray bar on top of GUI
+	 *
+	 * @param gui   GuiBase GUI to draw on
+	 * @param layer Layer Layer to draw on
+	 */
+	public void drawMultiblockMissingBar(MatrixStack matrixStack, GuiBase<?> gui, GuiBase.Layer layer) {
+		if (gui.hideGuiElements()) return;
+		int x = 0;
+		int y = 4;
+		if (layer == GuiBase.Layer.BACKGROUND) {
+			x += gui.getGuiLeft();
+			y += gui.getGuiTop();
+		}
+		RenderSystem.disableLighting();
+		RenderSystem.enableDepthTest();
+		RenderSystem.colorMask(true, true, true, false);
+		RenderUtil.drawGradientRect(0, x, y, x + 176, y + 20, 0x000000, 0xC0000000);
+		RenderUtil.drawGradientRect(0, x, y + 20, x + 176, y + 20 + 48, 0xC0000000, 0xC0000000);
+		RenderUtil.drawGradientRect(0, x, y + 68, x + 176, y + 70 + 20, 0xC0000000, 0x00000000);
+		RenderSystem.colorMask(true, true, true, true);
+		RenderSystem.disableDepthTest();
+		gui.drawCentredText(matrixStack, new TranslatableText("reborncore.gui.missingmultiblock"), 43, 0xFFFFFF, layer);
+	}
+
+	/**
+	 * Draws upgrade slots on the left side of machine GUI. Draws on the background
+	 * level.
+	 *
+	 * @param gui GuiBase GUI to draw on
+	 * @param x   int Top left corner where to place slots
+	 * @param y   int Top left corner where to place slots
+	 */
+	public void drawUpgrades(MatrixStack matrixStack, GuiBase<?> gui, int x, int y) {
+		gui.getMinecraft().getTextureManager().bindTexture(resourceLocation);
+		gui.drawTexture(matrixStack, x, y, 217, 0, 24, 81);
+	}
+
+	/**
+	 * Draws tab on the left side of machine GUI. Draws on the background level.
+	 *
+	 * @param gui   GuiBase GUI to draw on
+	 * @param x     int Top left corner where to place tab
+	 * @param y     int Top left corner where to place tab
+	 * @param stack ItemStack Item to show as tab icon
+	 */
+	public void drawSlotTab(MatrixStack matrixStack, GuiBase<?> gui, int x, int y, ItemStack stack) {
+		gui.getMinecraft().getTextureManager().bindTexture(resourceLocation);
+		gui.drawTexture(matrixStack, x, y, 217, 82, 24, 24);
+		gui.getMinecraft().getItemRenderer().renderInGuiWithOverrides(stack, x + 5, y + 4);
+	}
+
+
+	/**
+	 * Draws Slot Configuration tips instead of player inventory
+	 *
+	 * @param gui    GuiBase GUI to draw on
+	 * @param x      int Top left corner where to place tips list
+	 * @param y      int Top left corner where to place tips list
+	 * @param mouseX int Mouse cursor position
+	 * @param mouseY int Mouse cursor position
+	 */
+	public void drawSlotConfigTips(MatrixStack matrixStack, GuiBase<?> gui, int x, int y, int mouseX, int mouseY, GuiTab guiTab) {
+		List<Text> tips = guiTab.getTips().stream()
+				.map(TranslatableText::new)
+				.collect(Collectors.toList());
+
+		TipsListWidget explanation = new TipsListWidget(gui, gui.getScreenWidth() - 14, 54, y, y + 76, 9 + 2, tips);
+		explanation.setLeftPos(x - 81);
+		explanation.render(matrixStack, mouseX, mouseY, 1.0f);
+		RenderSystem.color4f(1, 1, 1, 1);
+	}
+
+
+	private class TipsListWidget extends EntryListWidget<TipsListWidget.TipsListEntry> {
+
+		public TipsListWidget(GuiBase<?> gui, int width, int height, int top, int bottom, int entryHeight, List<Text> tips) {
+			super(gui.getMinecraft(), width, height, top, bottom, entryHeight);
+			for (Text tip : tips) {
+				this.addEntry(new TipsListEntry(tip));
+			}
+		}
+
+		@Override
+		public int getRowWidth() {
+			return 162;
+		}
+
+		@Override
+		protected void renderBackground(MatrixStack matrixStack) {
+
+		}
+
+		@Override
+		public void render(MatrixStack matrices, int mouseX, int mouseY, float delta) {
+			Tessellator tessellator = Tessellator.getInstance();
+			BufferBuilder bufferBuilder = tessellator.getBuffer();
+			this.client.getTextureManager().bindTexture(DrawableHelper.OPTIONS_BACKGROUND_TEXTURE);
+			RenderSystem.color4f(1.0F, 1.0F, 1.0F, 1.0F);
+			bufferBuilder.begin(7, VertexFormats.POSITION_TEXTURE_COLOR);
+			bufferBuilder.vertex(this.left, this.bottom, 0.0D).texture((float) this.left / 32.0F, (float) (this.bottom + (int) this.getScrollAmount()) / 32.0F).color(32, 32, 32, 255).next();
+			bufferBuilder.vertex(this.right, this.bottom, 0.0D).texture((float) this.right / 32.0F, (float) (this.bottom + (int) this.getScrollAmount()) / 32.0F).color(32, 32, 32, 255).next();
+			bufferBuilder.vertex(this.right, this.top, 0.0D).texture((float) this.right / 32.0F, (float) (this.top + (int) this.getScrollAmount()) / 32.0F).color(32, 32, 32, 255).next();
+			bufferBuilder.vertex(this.left, this.top, 0.0D).texture((float) this.left / 32.0F, (float) (this.top + (int) this.getScrollAmount()) / 32.0F).color(32, 32, 32, 255).next();
+			tessellator.draw();
+
+			super.renderList(matrices, this.getRowLeft(), this.top, mouseX, mouseY, delta);
+		}
+
+		private class TipsListEntry extends EntryListWidget.Entry<TipsListWidget.TipsListEntry> {
+			private final Text tip;
+
+			public TipsListEntry(Text tip) {
+				this.tip = tip;
+			}
+
+			@Override
+			public void render(MatrixStack matrixStack, int index, int y, int x, int width, int height, int mouseX, int mouseY, boolean hovering, float delta) {
+				MinecraftClient.getInstance().textRenderer.drawTrimmed(tip, x, y, width, 11184810);
+			}
+		}
+	}
+
+	//TODO: change to double
+	/**
+	 * Draws energy output value and icon
+	 *
+	 * @param gui       GuiBase GUI to draw on
+	 * @param x         int Top left corner where to place energy output
+	 * @param y         int Top left corner where to place energy output
+	 * @param maxOutput int Energy output value
+	 * @param layer     Layer Layer to draw on
+	 */
+	public void drawEnergyOutput(MatrixStack matrixStack, GuiBase<?> gui, int x, int y, int maxOutput, GuiBase.Layer layer) {
+		if (gui.hideGuiElements()) return;
+		Text text = new LiteralText(PowerSystem.getLocalizedPowerNoSuffix(maxOutput))
+				.append(SPACE_TEXT)
+				.append(PowerSystem.getDisplayPower().abbreviation)
+				.append("\t");
+
+		int width = gui.getTextRenderer().getWidth(text);
+		gui.drawText(matrixStack, text, x - width - 2, y + 5, 0, layer);
+		if (layer == GuiBase.Layer.BACKGROUND) {
+			x += gui.getGuiLeft();
+			y += gui.getGuiTop();
+		}
+		gui.getMinecraft().getTextureManager().bindTexture(resourceLocation);
+		gui.drawTexture(matrixStack, x, y, 150, 91, 16, 16);
+	}
+
+	/**
+	 * Draws progress arrow in direction specified.
+	 *
+	 * @param gui         GuiBase GUI to draw on
+	 * @param progress    int Current progress
+	 * @param maxProgress int Maximum progress
+	 * @param x           int Top left corner where to place progress arrow
+	 * @param y           int Top left corner where to place progress arrow
+	 * @param mouseX      int Mouse cursor position to check for tooltip
+	 * @param mouseY      int Mouse cursor position to check for tooltip
+	 * @param direction   ProgressDirection Direction of progress arrow
+	 * @param layer       Layer Layer to draw on
+	 */
+	public void drawProgressBar(MatrixStack matrixStack, GuiBase<?> gui, int progress, int maxProgress, int x, int y, int mouseX, int mouseY, ProgressDirection direction, GuiBase.Layer layer) {
+		if (gui.hideGuiElements()) return;
+		if (layer == GuiBase.Layer.BACKGROUND) {
+			x += gui.getGuiLeft();
+			y += gui.getGuiTop();
+		}
+
+		gui.getMinecraft().getTextureManager().bindTexture(resourceLocation);
+		gui.drawTexture(matrixStack, x, y, direction.x, direction.y, direction.width, direction.height);
+		int j = (int) ((double) progress / (double) maxProgress * 16);
+		if (j < 0) {
+			j = 0;
+		}
+
+		switch (direction) {
+			case RIGHT:
+				gui.drawTexture(matrixStack, x, y, direction.xActive, direction.yActive, j, 10);
+				break;
+			case LEFT:
+				gui.drawTexture(matrixStack, x + 16 - j, y, direction.xActive + 16 - j, direction.yActive, j, 10);
+				break;
+			case UP:
+				gui.drawTexture(matrixStack, x, y + 16 - j, direction.xActive, direction.yActive + 16 - j, 10, j);
+				break;
+			case DOWN:
+				gui.drawTexture(matrixStack, x, y, direction.xActive, direction.yActive, 10, j);
+				break;
+			default:
+				return;
+		}
+
+		if (gui.isPointInRect(x, y, direction.width, direction.height, mouseX, mouseY)) {
+			int percentage = percentage(maxProgress, progress);
+			List<Text> list = new ArrayList<>();
+			list.add(
+					new LiteralText(String.valueOf(percentage))
+							.formatted(StringUtils.getPercentageColour(percentage))
+							.append("%")
+			);
+			if (layer == GuiBase.Layer.FOREGROUND) {
+				mouseX -= gui.getGuiLeft();
+				mouseY -= gui.getGuiTop();
+			}
+			gui.renderTooltip(matrixStack, list, mouseX, mouseY);
+			RenderSystem.disableLighting();
+			RenderSystem.color4f(1, 1, 1, 1);
+		}
+	}
+
+	/**
+	 * Draws multi-energy bar
+	 *
+	 * @param gui             GuiBase GUI to draw on
+	 * @param x               int Top left corner where to place energy bar
+	 * @param y               int Top left corner where to place energy bar
+	 * @param energyStored    int Current amount of energy
+	 * @param maxEnergyStored int Maximum amount of energy
+	 * @param mouseX          int Mouse cursor position to check for tooltip
+	 * @param mouseY          int Mouse cursor position to check for tooltip
+	 * @param buttonID        int Button ID used to switch energy systems
+	 * @param layer           Layer Layer to draw on
+	 */
+	public void drawMultiEnergyBar(MatrixStack matrixStack, GuiBase<?> gui, int x, int y, int energyStored, int maxEnergyStored, int mouseX,
+								   int mouseY, int buttonID, GuiBase.Layer layer) {
+		if (gui.hideGuiElements()) return;
+		if (layer == GuiBase.Layer.BACKGROUND) {
+			x += gui.getGuiLeft();
+			y += gui.getGuiTop();
+		}
+
+		EnergySystem displayPower = PowerSystem.getDisplayPower();
+		MinecraftClient.getInstance().getTextureManager().bindTexture(resourceLocation);
+		gui.drawTexture(matrixStack, x, y, displayPower.xBar - 15, displayPower.yBar - 1, 14, 50);
+		int draw = (int) ((double) energyStored / (double) maxEnergyStored * (48));
+		if (energyStored > maxEnergyStored) {
+			draw = 48;
+		}
+		gui.drawTexture(matrixStack, x + 1, y + 49 - draw, displayPower.xBar, 48 + displayPower.yBar - draw, 12, draw);
+		int percentage = percentage(maxEnergyStored, energyStored);
+		if (gui.isPointInRect(x + 1, y + 1, 11, 48, mouseX, mouseY)) {
+			List<Text> list = Lists.newArrayList();
+			if (Screen.hasShiftDown()) {
+				list.add(
+						new LiteralText(PowerSystem.getLocalizedPowerFullNoSuffix(energyStored))
+								.formatted(Formatting.GOLD)
+								.append("/")
+								.append(PowerSystem.getLocalizedPowerFull(maxEnergyStored))
+				);
+			} else {
+				list.add(
+						new LiteralText(PowerSystem.getLocalizedPowerNoSuffix(energyStored))
+								.formatted(Formatting.GOLD)
+								.append("/")
+								.append(PowerSystem.getLocalizedPower(maxEnergyStored))
+				);
+			}
+			list.add(
+					StringUtils.getPercentageText(percentage)
+							.append(SPACE_TEXT)
+							.append(
+									new TranslatableText("reborncore.gui.tooltip.power_charged")
+											.formatted(Formatting.GRAY)
+							)
+			);
+
+			if (gui.be instanceof IListInfoProvider) {
+				if (Screen.hasShiftDown()) {
+					((IListInfoProvider) gui.be).addInfo(list, true, true);
+				} else {
+					list.add(LiteralText.EMPTY);
+
+					list.add(
+							new LiteralText("Shift")
+									.formatted(Formatting.BLUE)
+									.append(SPACE_TEXT)
+									.formatted(Formatting.GRAY)
+									.append(new TranslatableText("reborncore.gui.tooltip.power_moreinfo"))
+					);
+				}
+			}
+			if (layer == GuiBase.Layer.FOREGROUND) {
+				mouseX -= gui.getGuiLeft();
+				mouseY -= gui.getGuiTop();
+			}
+			gui.renderTooltip(matrixStack, list, mouseX, mouseY);
+			RenderSystem.disableLighting();
+			RenderSystem.color4f(1, 1, 1, 1);
+		}
+	}
+
+	/**
+	 * Draws tank and fluid inside it
+	 *
+	 * @param gui         GuiBase GUI to draw on
+	 * @param x           int Top left corner of tank
+	 * @param y           int Top left corner of tank
+	 * @param mouseX      int Mouse cursor position to check for tooltip
+	 * @param mouseY      int Mouse cursor position to check for tooltip
+	 * @param fluid       FluidStack Fluid to draw in tank
+	 * @param maxCapacity int Maximum tank capacity
+	 * @param isTankEmpty boolean True if tank is empty
+	 * @param layer       Layer Layer to draw on
+	 */
+	public void drawTank(MatrixStack matrixStack, GuiBase<?> gui, int x, int y, int mouseX, int mouseY, FluidInstance fluid, FluidValue maxCapacity, boolean isTankEmpty, GuiBase.Layer layer) {
+		if (gui.hideGuiElements()) return;
+		if (layer == GuiBase.Layer.BACKGROUND) {
+			x += gui.getGuiLeft();
+			y += gui.getGuiTop();
+		}
+
+		int percentage = 0;
+		FluidValue amount = FluidValue.EMPTY;
+		if (!isTankEmpty) {
+			amount = fluid.getAmount();
+			percentage = percentage(maxCapacity.getRawValue(), amount.getRawValue());
+		}
+		gui.getMinecraft().getTextureManager().bindTexture(resourceLocation);
+		gui.drawTexture(matrixStack, x, y, 194, 26, 22, 56);
+		if (!isTankEmpty) {
+			drawFluid(matrixStack, gui, fluid, x + 4, y + 4, 14, 48, maxCapacity.getRawValue());
+		}
+		gui.drawTexture(matrixStack, x + 3, y + 3, 194, 82, 16, 50);
+
+		if (gui.isPointInRect(x, y, 22, 56, mouseX, mouseY)) {
+			List<Text> list = new ArrayList<>();
+			if (isTankEmpty) {
+				list.add(new TranslatableText("reborncore.gui.tooltip.tank_empty").formatted(Formatting.GOLD));
+			} else {
+				list.add(
+						new LiteralText(String.format("%s / %s", amount, maxCapacity))
+								.formatted(Formatting.GOLD)
+								.append(SPACE_TEXT)
+								.append(FluidUtil.getFluidName(fluid))
+				);
+			}
+
+			list.add(
+					StringUtils.getPercentageText(percentage)
+							.formatted(Formatting.GRAY)
+							.append(SPACE_TEXT)
+							.append(new TranslatableText("reborncore.gui.tooltip.tank_fullness"))
+			);
+
+			if (layer == GuiBase.Layer.FOREGROUND) {
+				mouseX -= gui.getGuiLeft();
+				mouseY -= gui.getGuiTop();
+			}
+			gui.renderTooltip(matrixStack, list, mouseX, mouseY);
+			RenderSystem.disableLighting();
+			RenderSystem.color4f(1, 1, 1, 1);
+		}
+	}
+
+	/**
+	 * Draws fluid in tank
+	 *
+	 * @param gui         GuiBase GUI to draw on
+	 * @param fluid       FluidStack Fluid to draw
+	 * @param x           int Top left corner of fluid
+	 * @param y           int Top left corner of fluid
+	 * @param width       int Width of fluid to draw
+	 * @param height      int Height of fluid to draw
+	 * @param maxCapacity int Maximum capacity of tank
+	 */
+	public void drawFluid(MatrixStack matrixStack, GuiBase<?> gui, FluidInstance fluid, int x, int y, int width, int height, int maxCapacity) {
+		if (fluid.getFluid() == Fluids.EMPTY) {
+			return;
+		}
+		gui.getMinecraft().getTextureManager().bindTexture(SpriteAtlasTexture.BLOCK_ATLAS_TEXTURE);
+		y += height;
+		final Sprite sprite = FluidRenderHandlerRegistry.INSTANCE.get(fluid.getFluid()).getFluidSprites(gui.getMachine().getWorld(), gui.getMachine().getPos(), fluid.getFluid().getDefaultState())[0];
+		int color = FluidRenderHandlerRegistry.INSTANCE.get(fluid.getFluid()).getFluidColor(gui.getMachine().getWorld(), gui.getMachine().getPos(), fluid.getFluid().getDefaultState());
+
+		final int drawHeight = (int) (fluid.getAmount().getRawValue() / (maxCapacity * 1F) * height);
+		final int iconHeight = sprite.getHeight();
+		int offsetHeight = drawHeight;
+
+		RenderSystem.color3f((color >> 16 & 255) / 255.0F, (float) (color >> 8 & 255) / 255.0F, (float) (color & 255) / 255.0F);
+
+		int iteration = 0;
+		while (offsetHeight != 0) {
+			final int curHeight = offsetHeight < iconHeight ? offsetHeight : iconHeight;
+
+			DrawableHelper.drawSprite(matrixStack, x, y - offsetHeight, 0, width, curHeight, sprite);
+			offsetHeight -= curHeight;
+			iteration++;
+			if (iteration > 50) {
+				break;
+			}
+		}
+		RenderSystem.color3f(1F, 1F, 1F);
+
+		gui.getMinecraft().getTextureManager().bindTexture(resourceLocation);
+	}
+
+	/**
+	 * Draws burning progress, similar to vanilla furnace
+	 *
+	 * @param gui         GuiBase GUI to draw on
+	 * @param progress    int Current progress
+	 * @param maxProgress int Maximum progress
+	 * @param x           int Top left corner where to place burn bar
+	 * @param y           int Top left corner where to place burn bar
+	 * @param mouseX      int Mouse cursor position to check for tooltip
+	 * @param mouseY      int Mouse cursor position to check for tooltip
+	 * @param layer       Layer Layer to draw on
+	 */
+	public void drawBurnBar(MatrixStack matrixStack, GuiBase<?> gui, int progress, int maxProgress, int x, int y, int mouseX, int mouseY, GuiBase.Layer layer) {
+		if (gui.hideGuiElements()) return;
+		if (layer == GuiBase.Layer.BACKGROUND) {
+			x += gui.getGuiLeft();
+			y += gui.getGuiTop();
+		}
+		gui.getMinecraft().getTextureManager().bindTexture(resourceLocation);
+		gui.drawTexture(matrixStack, x, y, 150, 64, 13, 13);
+		int j = 13 - (int) ((double) progress / (double) maxProgress * 13);
+		if (j > 0) {
+			gui.drawTexture(matrixStack, x, y + j, 150, 51 + j, 13, 13 - j);
+
+		}
+		if (gui.isPointInRect(x, y, 12, 12, mouseX, mouseY)) {
+			int percentage = percentage(maxProgress, progress);
+			List<Text> list = new ArrayList<>();
+			list.add(StringUtils.getPercentageText(percentage));
+			if (layer == GuiBase.Layer.FOREGROUND) {
+				mouseX -= gui.getGuiLeft();
+				mouseY -= gui.getGuiTop();
+			}
+			gui.renderTooltip(matrixStack, list, mouseX, mouseY);
+			RenderSystem.disableLighting();
+			RenderSystem.color4f(1, 1, 1, 1);
+		}
+	}
+
+	/**
+	 * Draws bar containing output slots
+	 *
+	 * @param gui   GuiBase GUI to draw on
+	 * @param x     int Top left corner where to place slots bar
+	 * @param y     int Top left corner where to place slots bar
+	 * @param count int Number of output slots
+	 */
+	public void drawOutputSlotBar(MatrixStack matrixStack, GuiBase<?> gui, int x, int y, int count) {
+		MinecraftClient.getInstance().getTextureManager().bindTexture(resourceLocation);
+		gui.drawTexture(matrixStack, x, y, 150, 122, 3, 26);
+		x += 3;
+		for (int i = 1; i <= count; i++) {
+			gui.drawTexture(matrixStack, x, y, 150 + 3, 122, 20, 26);
+			x += 20;
+		}
+		gui.drawTexture(matrixStack, x, y, 150 + 23, 122, 3, 26);
+	}
+
+	protected int percentage(int MaxValue, int CurrentValue) {
+		if (CurrentValue == 0) {
+			return 0;
+		}
+		return (int) ((CurrentValue * 100.0f) / MaxValue);
+	}
+
+	public enum ProgressDirection {
+		RIGHT(58, 150, 74, 150, 16, 10),
+		LEFT(74, 160, 58, 160, 16, 10),
+		DOWN(78, 170, 88, 170, 10, 16),
+		UP(58, 170, 68, 170, 10, 16);
+		public int x;
+		public int y;
+		public int xActive;
+		public int yActive;
+		public int width;
+		public int height;
+
+		ProgressDirection(int x, int y, int xActive, int yActive, int width, int height) {
+			this.x = x;
+			this.y = y;
+			this.xActive = xActive;
+			this.yActive = yActive;
+			this.width = width;
+			this.height = height;
+		}
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/slots/BaseSlot.java

@@ -0,0 +1,66 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.slots;
+
+import net.minecraft.inventory.Inventory;
+import net.minecraft.item.ItemStack;
+import net.minecraft.screen.slot.Slot;
+import reborncore.mixin.common.AccessorSlot;
+
+import java.util.function.Predicate;
+
+/**
+ * Created by modmuss50 on 11/04/2016.
+ */
+public class BaseSlot extends Slot {
+
+	private Predicate<ItemStack> filter = (stack) -> true;
+
+	public BaseSlot(Inventory inventoryIn, int index, int xPosition, int yPosition) {
+		super(inventoryIn, index, xPosition, yPosition);
+	}
+
+	public BaseSlot(Inventory inventoryIn, int index, int xPosition, int yPosition, Predicate<ItemStack> filter) {
+		super(inventoryIn, index, xPosition, yPosition);
+		this.filter = filter;
+	}
+
+	public boolean canWorldBlockRemove() {
+		return true;
+	}
+
+	@Override
+	public boolean canInsert(ItemStack stack) {
+		return filter.test(stack);
+	}
+
+	public boolean canWorldBlockInsert() {
+		return true;
+	}
+
+	public int getSlotID() {
+		return ((AccessorSlot) this).getIndex();
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/slots/SlotCharge.java

@@ -0,0 +1,48 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.slots;
+
+import net.minecraft.inventory.Inventory;
+import net.minecraft.item.ItemStack;
+import team.reborn.energy.Energy;
+
+/**
+ * Created by Rushmead
+ */
+public class SlotCharge extends BaseSlot {
+	public SlotCharge(Inventory inventoryIn, int index, int xPosition, int yPosition) {
+		super(inventoryIn, index, xPosition, yPosition);
+	}
+
+	@Override
+	public boolean canInsert(ItemStack stack) {
+		return Energy.valid(stack);
+	}
+
+	@Override
+	public boolean canWorldBlockRemove() {
+		return false;
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/slots/SlotFake.java

@@ -0,0 +1,68 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.slots;
+
+import net.minecraft.inventory.Inventory;
+import net.minecraft.item.ItemStack;
+
+public class SlotFake extends BaseSlot {
+
+	public boolean mCanInsertItem;
+	public boolean mCanStackItem;
+	public int mMaxStacksize = 127;
+
+	public SlotFake(Inventory itemHandler, int par2, int par3, int par4, boolean aCanInsertItem,
+					boolean aCanStackItem, int aMaxStacksize) {
+		super(itemHandler, par2, par3, par4);
+		this.mCanInsertItem = aCanInsertItem;
+		this.mCanStackItem = aCanStackItem;
+		this.mMaxStacksize = aMaxStacksize;
+	}
+
+	@Override
+	public boolean canInsert(ItemStack par1ItemStack) {
+		return this.mCanInsertItem;
+	}
+
+	@Override
+	public int getMaxItemCount() {
+		return this.mMaxStacksize;
+	}
+
+	@Override
+	public boolean hasStack() {
+		return false;
+	}
+
+	@Override
+	public ItemStack takeStack(int par1) {
+		return !this.mCanStackItem ? ItemStack.EMPTY : super.takeStack(par1);
+	}
+
+	@Override
+	public boolean canWorldBlockRemove() {
+		return false;
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/slots/SlotFilteredVoid.java

@@ -0,0 +1,63 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.slots;
+
+import net.minecraft.inventory.Inventory;
+import net.minecraft.item.ItemStack;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class SlotFilteredVoid extends BaseSlot {
+
+	private final List<ItemStack> filter = new ArrayList<ItemStack>();
+
+	public SlotFilteredVoid(Inventory itemHandler, int id, int x, int y) {
+		super(itemHandler, id, x, y);
+	}
+
+	public SlotFilteredVoid(Inventory itemHandler, int id, int x, int y, ItemStack[] filterList) {
+		super(itemHandler, id, x, y);
+		for (ItemStack itemStack : filterList) {
+			this.filter.add(itemStack);
+		}
+	}
+
+	@Override
+	public boolean canInsert(ItemStack stack) {
+		for (ItemStack itemStack : filter) {
+			if (itemStack.getItem().equals(stack.getItem())) {
+				return false;
+			}
+		}
+
+		return super.canInsert(stack);
+	}
+
+	@Override
+	public void setStack(ItemStack arg0) {
+
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/slots/SlotFluid.java

@@ -0,0 +1,42 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.slots;
+
+import net.minecraft.inventory.Inventory;
+import net.minecraft.item.ItemStack;
+import reborncore.common.fluid.FluidUtil;
+
+public class SlotFluid extends BaseSlot {
+	public SlotFluid(Inventory p_i1824_1_, int p_i1824_2_, int p_i1824_3_, int p_i1824_4_) {
+		super(p_i1824_1_, p_i1824_2_, p_i1824_3_, p_i1824_4_);
+	}
+
+	@Override
+	public boolean canInsert(ItemStack stack) {
+
+		return FluidUtil.getFluidHandler(stack) != null;
+
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/slots/SlotInput.java

@@ -0,0 +1,50 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.slots;
+
+import net.minecraft.inventory.Inventory;
+import net.minecraft.item.ItemStack;
+
+public class SlotInput extends BaseSlot {
+
+	public SlotInput(Inventory itemHandler, int par2, int par3, int par4) {
+		super(itemHandler, par2, par3, par4);
+	}
+
+	@Override
+	public boolean canInsert(ItemStack par1ItemStack) {
+		return true;
+	}
+
+	@Override
+	public int getMaxItemCount() {
+		return 64;
+	}
+
+	@Override
+	public boolean canWorldBlockRemove() {
+		return false;
+	}
+}

RebornCore/src/main/java/reborncore/client/gui/slots/SlotOutput.java

@@ -0,0 +1,55 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.gui.slots;
+
+import net.minecraft.inventory.Inventory;
+import net.minecraft.item.ItemStack;
+
+public class SlotOutput extends BaseSlot {
+
+	public SlotOutput(Inventory itemHandler, int par2, int par3, int par4) {
+		super(itemHandler, par2, par3, par4);
+	}
+
+	@Override
+	public boolean canInsert(ItemStack par1ItemStack) {
+		return false;
+	}
+
+	@Override
+	public int getMaxItemCount() {
+		return 64;
+	}
+
+	@Override
+	public boolean canWorldBlockRemove() {
+		return true;
+	}
+
+	@Override
+	public boolean canWorldBlockInsert() {
+		return false;
+	}
+}

RebornCore/src/main/java/reborncore/client/multiblock/MultiblockComponent.java

@@ -0,0 +1,65 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+/**
+ * This class was created by <Vazkii>. It's distributed as
+ * part of the Botania Mod. Get the Source Code in github:
+ * https://github.com/Vazkii/Botania
+ * <p>
+ * Botania is Open Source and distributed under the
+ * Botania License: http://botaniamod.net/license.php
+ */
+
+package reborncore.client.multiblock;
+
+import net.minecraft.block.Block;
+import net.minecraft.block.BlockState;
+import net.minecraft.util.math.BlockPos;
+
+public class MultiblockComponent {
+
+	public BlockPos relPos;
+	public final BlockState state;
+
+	public MultiblockComponent(BlockPos relPos, BlockState state) {
+		this.relPos = relPos;
+		this.state = state;
+	}
+
+	public BlockPos getRelativePosition() {
+		return relPos;
+	}
+
+	public Block getBlock() {
+		return state.getBlock();
+	}
+
+	public BlockState getState() {
+		return state;
+	}
+
+	public MultiblockComponent copy() {
+		return new MultiblockComponent(relPos, state);
+	}
+}

RebornCore/src/main/java/reborncore/client/multiblock/MultiblockRenderer.java

@@ -0,0 +1,46 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.multiblock;
+
+import net.minecraft.client.render.VertexConsumerProvider;
+import net.minecraft.client.render.block.entity.BlockEntityRenderDispatcher;
+import net.minecraft.client.render.block.entity.BlockEntityRenderer;
+import net.minecraft.client.util.math.MatrixStack;
+import reborncore.common.blockentity.MachineBaseBlockEntity;
+import reborncore.common.blockentity.MultiblockWriter;
+
+public class MultiblockRenderer<T extends MachineBaseBlockEntity> extends BlockEntityRenderer<T> {
+
+	public MultiblockRenderer(BlockEntityRenderDispatcher blockEntityRenderDispatcher) {
+		super(blockEntityRenderDispatcher);
+	}
+
+	@Override
+	public void render(T blockEntity, float partialTicks, MatrixStack matrixStack, VertexConsumerProvider vertexConsumerProvider, int light, int overlay) {
+		if (blockEntity.renderMultiblock) {
+			blockEntity.writeMultiblock(new MultiblockWriter.HologramRenderer(blockEntity.getWorld(), matrixStack, vertexConsumerProvider, 0.4F).rotate(blockEntity.getFacing().getOpposite()));
+		}
+	}
+}

RebornCore/src/main/java/reborncore/client/screen/BuiltScreenHandlerProvider.java

@@ -0,0 +1,32 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.screen;
+
+import net.minecraft.entity.player.PlayerEntity;
+import reborncore.client.screen.builder.BuiltScreenHandler;
+
+public interface BuiltScreenHandlerProvider {
+	BuiltScreenHandler createScreenHandler(int syncID, PlayerEntity player);
+}

RebornCore/src/main/java/reborncore/client/screen/builder/BlockEntityScreenHandlerBuilder.java

@@ -0,0 +1,206 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.screen.builder;
+
+import com.mojang.serialization.Codec;
+import com.mojang.serialization.DataResult;
+import net.minecraft.block.entity.AbstractFurnaceBlockEntity;
+import net.minecraft.block.entity.BlockEntity;
+import net.minecraft.inventory.CraftingInventory;
+import net.minecraft.inventory.Inventory;
+import net.minecraft.item.ItemStack;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.nbt.NbtOps;
+import net.minecraft.nbt.Tag;
+import org.apache.commons.lang3.Range;
+import org.apache.commons.lang3.tuple.Pair;
+import reborncore.RebornCore;
+import reborncore.api.blockentity.IUpgrade;
+import reborncore.api.blockentity.IUpgradeable;
+import reborncore.api.recipe.IRecipeCrafterProvider;
+import reborncore.client.gui.slots.BaseSlot;
+import reborncore.client.gui.slots.SlotFake;
+import reborncore.client.gui.slots.SlotOutput;
+import reborncore.client.screen.builder.slot.FilteredSlot;
+import reborncore.client.screen.builder.slot.UpgradeSlot;
+import reborncore.common.blockentity.MachineBaseBlockEntity;
+import reborncore.common.fluid.container.ItemFluidInfo;
+import reborncore.common.powerSystem.PowerAcceptorBlockEntity;
+import team.reborn.energy.Energy;
+
+import java.util.function.Consumer;
+import java.util.function.Predicate;
+import java.util.function.Supplier;
+
+public class BlockEntityScreenHandlerBuilder {
+
+	private final Inventory inventory;
+	private final BlockEntity blockEntity;
+	private final ScreenHandlerBuilder parent;
+	private final int rangeStart;
+
+	BlockEntityScreenHandlerBuilder(final ScreenHandlerBuilder parent, final BlockEntity blockEntity) {
+		if (blockEntity instanceof Inventory) {
+			this.inventory = (Inventory) blockEntity;
+		} else {
+			throw new RuntimeException(blockEntity.getClass().getName() + " is not an inventory");
+		}
+		this.blockEntity = blockEntity;
+		this.parent = parent;
+		this.rangeStart = parent.slots.size();
+		if (inventory instanceof IUpgradeable) {
+			upgradeSlots((IUpgradeable) inventory);
+		}
+		if (blockEntity instanceof MachineBaseBlockEntity) {
+			sync(((MachineBaseBlockEntity) blockEntity).getRedstoneConfiguration());
+		}
+	}
+
+	public BlockEntityScreenHandlerBuilder slot(final int index, final int x, final int y) {
+		this.parent.slots.add(new BaseSlot(this.inventory, index, x, y));
+		return this;
+	}
+
+	public BlockEntityScreenHandlerBuilder slot(final int index, final int x, final int y, Predicate<ItemStack> filter) {
+		this.parent.slots.add(new BaseSlot(this.inventory, index, x, y, filter));
+		return this;
+	}
+
+	public BlockEntityScreenHandlerBuilder outputSlot(final int index, final int x, final int y) {
+		this.parent.slots.add(new SlotOutput(this.inventory, index, x, y));
+		return this;
+	}
+
+	public BlockEntityScreenHandlerBuilder fakeSlot(final int index, final int x, final int y) {
+		this.parent.slots.add(new SlotFake(this.inventory, index, x, y, false, false, Integer.MAX_VALUE));
+		return this;
+	}
+
+	public BlockEntityScreenHandlerBuilder filterSlot(final int index, final int x, final int y,
+													  final Predicate<ItemStack> filter) {
+		this.parent.slots.add(new FilteredSlot(this.inventory, index, x, y).setFilter(filter));
+		return this;
+	}
+
+	public BlockEntityScreenHandlerBuilder energySlot(final int index, final int x, final int y) {
+		this.parent.slots.add(new FilteredSlot(this.inventory, index, x, y)
+				.setFilter(Energy::valid));
+		return this;
+	}
+
+	public BlockEntityScreenHandlerBuilder fluidSlot(final int index, final int x, final int y) {
+		this.parent.slots.add(new FilteredSlot(this.inventory, index, x, y).setFilter(
+				stack -> stack.getItem() instanceof ItemFluidInfo));
+		return this;
+	}
+
+	public BlockEntityScreenHandlerBuilder fuelSlot(final int index, final int x, final int y) {
+		this.parent.slots.add(new FilteredSlot(this.inventory, index, x, y).setFilter(AbstractFurnaceBlockEntity::canUseAsFuel));
+		return this;
+	}
+
+	@Deprecated
+	public BlockEntityScreenHandlerBuilder upgradeSlot(final int index, final int x, final int y) {
+		this.parent.slots.add(new FilteredSlot(this.inventory, index, x, y)
+				.setFilter(stack -> stack.getItem() instanceof IUpgrade));
+		return this;
+	}
+
+	private BlockEntityScreenHandlerBuilder upgradeSlots(IUpgradeable upgradeable) {
+		if (upgradeable.canBeUpgraded()) {
+			for (int i = 0; i < upgradeable.getUpgradeSlotCount(); i++) {
+				this.parent.slots.add(new UpgradeSlot(upgradeable.getUpgradeInvetory(), i, -18, i * 18 + 12));
+			}
+		}
+		return this;
+	}
+
+	/**
+	 * @param supplier The supplier it can supply a variable holding in an Object it
+	 *                 will be synced with a custom packet
+	 * @param setter   The setter to call when the variable has been updated.
+	 * @return ContainerTileInventoryBuilder Inventory which will do the sync
+	 */
+	public <T> BlockEntityScreenHandlerBuilder sync(final Supplier<T> supplier, final Consumer<T> setter) {
+		this.parent.objectValues.add(Pair.of(supplier, setter));
+		return this;
+	}
+
+	public BlockEntityScreenHandlerBuilder sync(Syncable syncable) {
+		syncable.getSyncPair(this.parent.objectValues);
+		return this;
+	}
+
+	public <T> BlockEntityScreenHandlerBuilder sync(Codec<T> codec) {
+		return sync(() -> {
+			DataResult<Tag> dataResult = codec.encodeStart(NbtOps.INSTANCE, (T) blockEntity);
+			if (dataResult.error().isPresent()) {
+				throw new RuntimeException("Failed to encode: " + dataResult.error().get().message() + " " + blockEntity);
+			} else {
+				return (CompoundTag) dataResult.result().get();
+			}
+		}, compoundTag -> {
+			DataResult<T> dataResult = codec.parse(NbtOps.INSTANCE, compoundTag);
+			if (dataResult.error().isPresent()) {
+				throw new RuntimeException("Failed to encode: " + dataResult.error().get().message() + " " + blockEntity);
+			}
+		});
+	}
+
+	public BlockEntityScreenHandlerBuilder syncEnergyValue() {
+		if (this.blockEntity instanceof PowerAcceptorBlockEntity) {
+			PowerAcceptorBlockEntity powerAcceptor = ((PowerAcceptorBlockEntity) this.blockEntity);
+
+			return this.sync(powerAcceptor::getEnergy, powerAcceptor::setEnergy)
+					.sync(powerAcceptor::getExtraPowerStorage, powerAcceptor::setExtraPowerStorage)
+					.sync(powerAcceptor::getPowerChange, powerAcceptor::setPowerChange);
+		}
+
+		RebornCore.LOGGER.error(this.inventory + " is not an instance of TilePowerAcceptor! Energy cannot be synced.");
+		return this;
+	}
+
+	public BlockEntityScreenHandlerBuilder syncCrafterValue() {
+		if (this.blockEntity instanceof IRecipeCrafterProvider) {
+			IRecipeCrafterProvider recipeCrafter = ((IRecipeCrafterProvider) this.blockEntity);
+			return this
+					.sync(() -> recipeCrafter.getRecipeCrafter().currentTickTime, (time) -> recipeCrafter.getRecipeCrafter().currentTickTime = time)
+					.sync(() -> recipeCrafter.getRecipeCrafter().currentNeededTicks, (ticks) -> recipeCrafter.getRecipeCrafter().currentNeededTicks = ticks);
+		}
+
+		RebornCore.LOGGER.error(this.inventory + " is not an instance of IRecipeCrafterProvider! Craft progress cannot be synced.");
+		return this;
+	}
+
+	public BlockEntityScreenHandlerBuilder onCraft(final Consumer<CraftingInventory> onCraft) {
+		this.parent.craftEvents.add(onCraft);
+		return this;
+	}
+
+	public ScreenHandlerBuilder addInventory() {
+		this.parent.blockEntityInventoryRanges.add(Range.between(this.rangeStart, this.parent.slots.size() - 1));
+		return this.parent;
+	}
+}

RebornCore/src/main/java/reborncore/client/screen/builder/BuiltScreenHandler.java

@@ -0,0 +1,373 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.screen.builder;
+
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.inventory.CraftingInventory;
+import net.minecraft.inventory.Inventory;
+import net.minecraft.item.ItemStack;
+import net.minecraft.screen.ScreenHandler;
+import net.minecraft.screen.ScreenHandlerListener;
+import net.minecraft.screen.ScreenHandlerType;
+import net.minecraft.screen.slot.Slot;
+import net.minecraft.util.math.BlockPos;
+import org.apache.commons.lang3.Range;
+import org.apache.commons.lang3.tuple.MutableTriple;
+import org.apache.commons.lang3.tuple.Pair;
+import reborncore.common.blockentity.MachineBaseBlockEntity;
+import reborncore.common.util.ItemUtils;
+import reborncore.mixin.common.AccessorScreenHandler;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.function.*;
+
+public class BuiltScreenHandler extends ScreenHandler implements ExtendedScreenHandlerListener {
+
+	private final String name;
+
+	private final Predicate<PlayerEntity> canInteract;
+	private final List<Range<Integer>> playerSlotRanges;
+	private final List<Range<Integer>> blockEntitySlotRanges;
+
+	private final ArrayList<MutableTriple<IntSupplier, IntConsumer, Short>> shortValues;
+	private final ArrayList<MutableTriple<IntSupplier, IntConsumer, Integer>> integerValues;
+	private final ArrayList<MutableTriple<Supplier, Consumer, Object>> objectValues;
+	private List<Consumer<CraftingInventory>> craftEvents;
+	private Integer[] integerParts;
+
+	private final MachineBaseBlockEntity blockEntity;
+
+	public BuiltScreenHandler(int syncID, final String name, final Predicate<PlayerEntity> canInteract,
+							  final List<Range<Integer>> playerSlotRange,
+							  final List<Range<Integer>> blockEntitySlotRange, MachineBaseBlockEntity blockEntity) {
+		super(null, syncID);
+		this.name = name;
+
+		this.canInteract = canInteract;
+
+		this.playerSlotRanges = playerSlotRange;
+		this.blockEntitySlotRanges = blockEntitySlotRange;
+
+		this.shortValues = new ArrayList<>();
+		this.integerValues = new ArrayList<>();
+		this.objectValues = new ArrayList<>();
+
+		this.blockEntity = blockEntity;
+	}
+
+	public void addShortSync(final List<Pair<IntSupplier, IntConsumer>> syncables) {
+
+		for (final Pair<IntSupplier, IntConsumer> syncable : syncables) {
+			this.shortValues.add(MutableTriple.of(syncable.getLeft(), syncable.getRight(), (short) 0));
+		}
+		this.shortValues.trimToSize();
+	}
+
+	public void addIntegerSync(final List<Pair<IntSupplier, IntConsumer>> syncables) {
+
+		for (final Pair<IntSupplier, IntConsumer> syncable : syncables) {
+			this.integerValues.add(MutableTriple.of(syncable.getLeft(), syncable.getRight(), 0));
+		}
+		this.integerValues.trimToSize();
+		this.integerParts = new Integer[this.integerValues.size()];
+	}
+
+	public void addObjectSync(final List<Pair<Supplier, Consumer>> syncables) {
+
+		for (final Pair<Supplier, Consumer> syncable : syncables) {
+			this.objectValues.add(MutableTriple.of(syncable.getLeft(), syncable.getRight(), null));
+		}
+		this.objectValues.trimToSize();
+	}
+
+	public void addCraftEvents(final List<Consumer<CraftingInventory>> craftEvents) {
+		this.craftEvents = craftEvents;
+	}
+
+	@Override
+	public boolean canUse(final PlayerEntity playerIn) {
+		return this.canInteract.test(playerIn);
+	}
+
+	@Override
+	public final void onContentChanged(final Inventory inv) {
+		if (!this.craftEvents.isEmpty()) {
+			this.craftEvents.forEach(consumer -> consumer.accept((CraftingInventory) inv));
+		}
+	}
+
+	@Override
+	public void sendContentUpdates() {
+		super.sendContentUpdates();
+
+		for (final ScreenHandlerListener listener : ((AccessorScreenHandler) (this)).getListeners()) {
+
+			int i = 0;
+			if (!this.shortValues.isEmpty()) {
+				for (final MutableTriple<IntSupplier, IntConsumer, Short> value : this.shortValues) {
+					final short supplied = (short) value.getLeft().getAsInt();
+					if (supplied != value.getRight()) {
+
+						listener.onPropertyUpdate(this, i, supplied);
+						value.setRight(supplied);
+					}
+					i++;
+				}
+			}
+
+			if (!this.integerValues.isEmpty()) {
+				for (final MutableTriple<IntSupplier, IntConsumer, Integer> value : this.integerValues) {
+					final int supplied = value.getLeft().getAsInt();
+					if (supplied != value.getRight()) {
+
+						listener.onPropertyUpdate(this, i, supplied >> 16);
+						listener.onPropertyUpdate(this, i + 1, (short) (supplied & 0xFFFF));
+						value.setRight(supplied);
+					}
+					i += 2;
+				}
+			}
+
+			if (!this.objectValues.isEmpty()) {
+				int objects = 0;
+				for (final MutableTriple<Supplier, Consumer, Object> value : this.objectValues) {
+					final Object supplied = value.getLeft().get();
+					if (supplied != value.getRight()) {
+						sendObject(listener, this, objects, supplied);
+						value.setRight(supplied);
+					}
+					objects++;
+				}
+			}
+		}
+	}
+
+	@Override
+	public void addListener(final ScreenHandlerListener listener) {
+		super.addListener(listener);
+
+		int i = 0;
+		if (!this.shortValues.isEmpty()) {
+			for (final MutableTriple<IntSupplier, IntConsumer, Short> value : this.shortValues) {
+				final short supplied = (short) value.getLeft().getAsInt();
+
+				listener.onPropertyUpdate(this, i, supplied);
+				value.setRight(supplied);
+				i++;
+			}
+		}
+
+		if (!this.integerValues.isEmpty()) {
+			for (final MutableTriple<IntSupplier, IntConsumer, Integer> value : this.integerValues) {
+				final int supplied = value.getLeft().getAsInt();
+
+				listener.onPropertyUpdate(this, i, supplied >> 16);
+				listener.onPropertyUpdate(this, i + 1, (short) (supplied & 0xFFFF));
+				value.setRight(supplied);
+				i += 2;
+			}
+		}
+
+		if (!this.objectValues.isEmpty()) {
+			int objects = 0;
+			for (final MutableTriple<Supplier, Consumer, Object> value : this.objectValues) {
+				final Object supplied = value.getLeft();
+				sendObject(listener, this, objects, ((Supplier) supplied).get());
+				value.setRight(supplied);
+				objects++;
+			}
+		}
+	}
+
+	@Override
+	public void handleObject(int var, Object value) {
+		this.objectValues.get(var).getMiddle().accept(value);
+	}
+
+	@Override
+	public void setProperty(int id, int value) {
+		if (id < this.shortValues.size()) {
+			this.shortValues.get(id).getMiddle().accept((short) value);
+			this.shortValues.get(id).setRight((short) value);
+		} else if (id - this.shortValues.size() < this.integerValues.size() * 2) {
+
+			if ((id - this.shortValues.size()) % 2 == 0) {
+				this.integerParts[(id - this.shortValues.size()) / 2] = value;
+			} else {
+				this.integerValues.get((id - this.shortValues.size()) / 2).getMiddle().accept(
+						(this.integerParts[(id - this.shortValues.size()) / 2] & 0xFFFF) << 16 | value & 0xFFFF);
+			}
+		}
+	}
+
+	@Override
+	public ItemStack transferSlot(final PlayerEntity player, final int index) {
+
+		ItemStack originalStack = ItemStack.EMPTY;
+
+		final Slot slot = this.slots.get(index);
+
+		if (slot != null && slot.hasStack()) {
+
+			final ItemStack stackInSlot = slot.getStack();
+			originalStack = stackInSlot.copy();
+
+			boolean shifted = false;
+
+			for (final Range<Integer> range : this.playerSlotRanges) {
+				if (range.contains(index)) {
+
+					if (this.shiftToBlockEntity(stackInSlot)) {
+						shifted = true;
+					}
+					break;
+				}
+			}
+
+			if (!shifted) {
+				for (final Range<Integer> range : this.blockEntitySlotRanges) {
+					if (range.contains(index)) {
+						if (this.shiftToPlayer(stackInSlot)) {
+							shifted = true;
+						}
+						break;
+					}
+				}
+			}
+
+			slot.onStackChanged(stackInSlot, originalStack);
+			if (stackInSlot.getCount() <= 0) {
+				slot.setStack(ItemStack.EMPTY);
+			} else {
+				slot.markDirty();
+			}
+			if (stackInSlot.getCount() == originalStack.getCount()) {
+				return ItemStack.EMPTY;
+			}
+			slot.onTakeItem(player, stackInSlot);
+		}
+		return originalStack;
+
+	}
+
+	protected boolean shiftItemStack(final ItemStack stackToShift, final int start, final int end) {
+		if (stackToShift.isEmpty()) {
+			return false;
+		}
+		int inCount = stackToShift.getCount();
+
+		// First lets see if we have the same item in a slot to merge with
+		for (int slotIndex = start; stackToShift.getCount() > 0 && slotIndex < end; slotIndex++) {
+			final Slot slot = this.slots.get(slotIndex);
+			final ItemStack stackInSlot = slot.getStack();
+			int maxCount = Math.min(stackToShift.getMaxCount(), slot.getMaxItemCount());
+
+			if (!stackToShift.isEmpty() && slot.canInsert(stackToShift)) {
+				if (ItemUtils.isItemEqual(stackInSlot, stackToShift, true, false)) {
+					// Got 2 stacks that need merging
+					int freeStackSpace = maxCount - stackInSlot.getCount();
+					if (freeStackSpace > 0) {
+						int transferAmount = Math.min(freeStackSpace, stackToShift.getCount());
+						stackInSlot.increment(transferAmount);
+						stackToShift.decrement(transferAmount);
+					}
+				}
+			}
+		}
+
+		// If not lets go find the next free slot to insert our remaining stack
+		for (int slotIndex = start; stackToShift.getCount() > 0 && slotIndex < end; slotIndex++) {
+			final Slot slot = this.slots.get(slotIndex);
+			final ItemStack stackInSlot = slot.getStack();
+
+			if (stackInSlot.isEmpty() && slot.canInsert(stackToShift)) {
+				int maxCount = Math.min(stackToShift.getMaxCount(), slot.getMaxItemCount());
+
+				int moveCount = Math.min(maxCount, stackToShift.getCount());
+				ItemStack moveStack = stackToShift.copy();
+				moveStack.setCount(moveCount);
+				slot.setStack(moveStack);
+				stackToShift.decrement(moveCount);
+			}
+		}
+
+		//If we moved some, but still have more left over lets try again
+		if (!stackToShift.isEmpty() && stackToShift.getCount() != inCount) {
+			shiftItemStack(stackToShift, start, end);
+		}
+
+		return stackToShift.getCount() != inCount;
+	}
+
+	private boolean shiftToBlockEntity(final ItemStack stackToShift) {
+		if (!blockEntity.getOptionalInventory().isPresent()) {
+			return false;
+		}
+		for (final Range<Integer> range : this.blockEntitySlotRanges) {
+			if (this.shiftItemStack(stackToShift, range.getMinimum(), range.getMaximum() + 1)) {
+				return true;
+			}
+		}
+		return false;
+	}
+
+	private boolean shiftToPlayer(final ItemStack stackToShift) {
+		for (final Range<Integer> range : this.playerSlotRanges) {
+			if (this.shiftItemStack(stackToShift, range.getMinimum(), range.getMaximum() + 1)) {
+				return true;
+			}
+		}
+		return false;
+	}
+
+	public String getName() {
+		return this.name;
+	}
+
+	@Override
+	public Slot addSlot(Slot slotIn) {
+		return super.addSlot(slotIn);
+	}
+
+	public MachineBaseBlockEntity getBlockEntity() {
+		return blockEntity;
+	}
+
+	public BlockPos getPos() {
+		return getBlockEntity().getPos();
+	}
+
+	ScreenHandlerType<BuiltScreenHandler> type = null;
+
+	public void setType(ScreenHandlerType<BuiltScreenHandler> type) {
+		this.type = type;
+	}
+
+	@Override
+	public ScreenHandlerType<BuiltScreenHandler> getType() {
+		return type;
+	}
+}

RebornCore/src/main/java/reborncore/client/screen/builder/ExtendedScreenHandlerListener.java

@@ -0,0 +1,44 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.screen.builder;
+
+import net.minecraft.screen.ScreenHandler;
+import net.minecraft.screen.ScreenHandlerListener;
+import net.minecraft.server.network.ServerPlayerEntity;
+import reborncore.common.network.ClientBoundPackets;
+import reborncore.common.network.NetworkManager;
+
+public interface ExtendedScreenHandlerListener {
+
+	default void sendObject(ScreenHandlerListener screenHandlerListener, ScreenHandler screenHandler, int var, Object value) {
+		if (screenHandlerListener instanceof ServerPlayerEntity) {
+			NetworkManager.sendToPlayer(ClientBoundPackets.createPacketSendObject(var, value, screenHandler), (ServerPlayerEntity) screenHandlerListener);
+		}
+	}
+
+	default void handleObject(int var, Object value) {
+
+	}
+}

RebornCore/src/main/java/reborncore/client/screen/builder/PlayerScreenHandlerBuilder.java

@@ -0,0 +1,142 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.screen.builder;
+
+import net.minecraft.entity.EquipmentSlot;
+import net.minecraft.entity.player.PlayerInventory;
+import net.minecraft.item.ArmorItem;
+import net.minecraft.util.Identifier;
+import org.apache.commons.lang3.Range;
+import reborncore.client.IconSupplier;
+import reborncore.client.screen.builder.slot.PlayerInventorySlot;
+import reborncore.client.screen.builder.slot.SpriteSlot;
+
+public final class PlayerScreenHandlerBuilder {
+
+	private final PlayerInventory player;
+	private final ScreenHandlerBuilder parent;
+	private Range<Integer> main;
+	private Range<Integer> hotbar;
+	private Range<Integer> armor;
+
+	PlayerScreenHandlerBuilder(final ScreenHandlerBuilder parent, final PlayerInventory player) {
+		this.player = player;
+		this.parent = parent;
+	}
+
+	public PlayerScreenHandlerBuilder inventory(final int xStart, final int yStart) {
+		final int startIndex = this.parent.slots.size();
+		for (int i = 0; i < 3; ++i) {
+			for (int j = 0; j < 9; ++j) {
+				this.parent.slots.add(new PlayerInventorySlot(this.player, j + i * 9 + 9, xStart + j * 18, yStart + i * 18));
+			}
+		}
+		this.main = Range.between(startIndex, this.parent.slots.size() - 1);
+		return this;
+	}
+
+	public PlayerScreenHandlerBuilder hotbar(final int xStart, final int yStart) {
+		final int startIndex = this.parent.slots.size();
+		for (int i = 0; i < 9; ++i) {
+			this.parent.slots.add(new PlayerInventorySlot(this.player, i, xStart + i * 18, yStart));
+		}
+		this.hotbar = Range.between(startIndex, this.parent.slots.size() - 1);
+		return this;
+	}
+
+	public PlayerScreenHandlerBuilder inventory() {
+		return this.inventory(8, 94);
+	}
+
+	public PlayerScreenHandlerBuilder hotbar() {
+		return this.hotbar(8, 152);
+	}
+
+	public PlayerArmorScreenHandlerBuilder armor() {
+		return new PlayerArmorScreenHandlerBuilder(this);
+	}
+
+	public ScreenHandlerBuilder addInventory() {
+		if (this.hotbar != null) {
+			this.parent.addPlayerInventoryRange(this.hotbar);
+		}
+		if (this.main != null) {
+			this.parent.addPlayerInventoryRange(this.main);
+		}
+		if (this.armor != null) {
+			this.parent.addBlockEnityInventoryRange(this.armor);
+		}
+
+		return this.parent;
+	}
+
+	public static final class PlayerArmorScreenHandlerBuilder {
+		private final PlayerScreenHandlerBuilder parent;
+		private final int startIndex;
+
+		public PlayerArmorScreenHandlerBuilder(final PlayerScreenHandlerBuilder parent) {
+			this.parent = parent;
+			this.startIndex = parent.parent.slots.size();
+		}
+
+		private PlayerArmorScreenHandlerBuilder armor(final int index, final int xStart, final int yStart,
+													  final EquipmentSlot slotType, final Identifier sprite) {
+			this.parent.parent.slots.add(new SpriteSlot(this.parent.player, index, xStart, yStart, sprite, 1)
+					.setFilter(stack -> {
+						if (stack.getItem() instanceof ArmorItem) {
+							return ((ArmorItem) stack.getItem()).getSlotType() == slotType;
+						}
+						return false;
+					}));
+			return this;
+		}
+
+		public PlayerArmorScreenHandlerBuilder helmet(final int xStart, final int yStart) {
+			return this.armor(this.parent.player.size() - 2, xStart, yStart, EquipmentSlot.HEAD, IconSupplier.armour_head_id);
+		}
+
+		public PlayerArmorScreenHandlerBuilder chestplate(final int xStart, final int yStart) {
+			return this.armor(this.parent.player.size() - 3, xStart, yStart, EquipmentSlot.CHEST, IconSupplier.armour_chest_id);
+		}
+
+		public PlayerArmorScreenHandlerBuilder leggings(final int xStart, final int yStart) {
+			return this.armor(this.parent.player.size() - 4, xStart, yStart, EquipmentSlot.LEGS, IconSupplier.armour_legs_id);
+		}
+
+		public PlayerArmorScreenHandlerBuilder boots(final int xStart, final int yStart) {
+			return this.armor(this.parent.player.size() - 5, xStart, yStart, EquipmentSlot.FEET, IconSupplier.armour_feet_id);
+		}
+
+		public PlayerArmorScreenHandlerBuilder complete(final int xStart, final int yStart) {
+			return this.helmet(xStart, yStart).chestplate(xStart, yStart + 18).leggings(xStart, yStart + 18 + 18)
+					.boots(xStart, yStart + 18 + 18 + 18);
+		}
+
+		public PlayerScreenHandlerBuilder addArmor() {
+			this.parent.armor = Range.between(this.startIndex - 1, this.parent.parent.slots.size() - 2);
+			return this.parent;
+		}
+	}
+}

RebornCore/src/main/java/reborncore/client/screen/builder/ScreenHandlerBuilder.java

@@ -0,0 +1,103 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.screen.builder;
+
+import net.minecraft.block.entity.BlockEntity;
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.entity.player.PlayerInventory;
+import net.minecraft.inventory.CraftingInventory;
+import net.minecraft.screen.slot.Slot;
+import net.minecraft.util.math.Vec3d;
+import org.apache.commons.lang3.Range;
+import org.apache.commons.lang3.tuple.Pair;
+import reborncore.common.blockentity.MachineBaseBlockEntity;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.function.Consumer;
+import java.util.function.Predicate;
+import java.util.function.Supplier;
+
+public class ScreenHandlerBuilder {
+
+	private final String name;
+
+	final List<Slot> slots;
+	final List<Range<Integer>> playerInventoryRanges, blockEntityInventoryRanges;
+
+	final List<Pair<Supplier, Consumer>> objectValues;
+
+	final List<Consumer<CraftingInventory>> craftEvents;
+
+	public ScreenHandlerBuilder(final String name) {
+
+		this.name = name;
+
+		this.slots = new ArrayList<>();
+		this.playerInventoryRanges = new ArrayList<>();
+		this.blockEntityInventoryRanges = new ArrayList<>();
+
+		this.objectValues = new ArrayList<>();
+
+		this.craftEvents = new ArrayList<>();
+	}
+
+	public PlayerScreenHandlerBuilder player(final PlayerInventory player) {
+		return new PlayerScreenHandlerBuilder(this, player);
+	}
+
+	public BlockEntityScreenHandlerBuilder blockEntity(final BlockEntity blockEntity) {
+		return new BlockEntityScreenHandlerBuilder(this, blockEntity);
+	}
+
+	void addPlayerInventoryRange(final Range<Integer> range) {
+		this.playerInventoryRanges.add(range);
+	}
+
+	void addBlockEnityInventoryRange(final Range<Integer> range) {
+		this.blockEntityInventoryRanges.add(range);
+	}
+
+	private Predicate<PlayerEntity> isUsable(MachineBaseBlockEntity blockEntity) {
+		return playerEntity -> blockEntity.getWorld().getBlockEntity(blockEntity.getPos()) == blockEntity
+				&& playerEntity.getPos().distanceTo(Vec3d.of(blockEntity.getPos())) < 16;
+	}
+
+	public BuiltScreenHandler create(final MachineBaseBlockEntity blockEntity, int syncID) {
+		final BuiltScreenHandler built = new BuiltScreenHandler(syncID, this.name, isUsable(blockEntity),
+				this.playerInventoryRanges,
+				this.blockEntityInventoryRanges, blockEntity);
+		if (!this.objectValues.isEmpty())
+			built.addObjectSync(objectValues);
+		if (!this.craftEvents.isEmpty()) {
+			built.addCraftEvents(this.craftEvents);
+		}
+
+		this.slots.forEach(built::addSlot);
+
+		this.slots.clear();
+		return built;
+	}
+}

RebornCore/src/main/java/reborncore/client/screen/builder/Syncable.java

@@ -0,0 +1,37 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.screen.builder;
+
+import org.apache.commons.lang3.tuple.Pair;
+
+import java.util.List;
+import java.util.function.Consumer;
+import java.util.function.Supplier;
+
+public interface Syncable {
+
+	void getSyncPair(List<Pair<Supplier, Consumer>> pairList);
+
+}

RebornCore/src/main/java/reborncore/client/screen/builder/slot/FilteredSlot.java

@@ -0,0 +1,65 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.screen.builder.slot;
+
+import net.minecraft.inventory.Inventory;
+import net.minecraft.item.ItemStack;
+import reborncore.client.gui.slots.BaseSlot;
+
+import java.util.function.Predicate;
+
+public class FilteredSlot extends BaseSlot {
+
+	private Predicate<ItemStack> filter;
+	private int stackLimit = 64;
+
+	public FilteredSlot(final Inventory inventory, final int index, final int xPosition, final int yPosition) {
+		super(inventory, index, xPosition, yPosition);
+	}
+
+	public FilteredSlot(final Inventory inventory, final int index, final int xPosition, final int yPosition, int stackLimit) {
+		super(inventory, index, xPosition, yPosition);
+		this.stackLimit = stackLimit;
+	}
+
+	public FilteredSlot setFilter(final Predicate<ItemStack> filter) {
+		this.filter = filter;
+		return this;
+	}
+
+	@Override
+	public boolean canInsert(final ItemStack stack) {
+		try {
+			return this.filter.test(stack);
+		} catch (NullPointerException e) {
+			return true;
+		}
+	}
+
+	@Override
+	public int getMaxItemCount() {
+		return stackLimit;
+	}
+}

RebornCore/src/main/java/reborncore/client/screen/builder/slot/PlayerInventorySlot.java

@@ -0,0 +1,46 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.screen.builder.slot;
+
+import net.minecraft.inventory.Inventory;
+import net.minecraft.screen.slot.Slot;
+
+/**
+ * Created by drcrazy on 31-Dec-19 for TechReborn-1.15.
+ */
+public class PlayerInventorySlot extends Slot {
+
+	public boolean doDraw;
+
+	public PlayerInventorySlot(Inventory inventory, int index, int xPosition, int yPosition) {
+		super(inventory, index, xPosition, yPosition);
+		this.doDraw = true;
+	}
+
+	@Override
+	public boolean doDrawHoveringEffect() {
+		return doDraw;
+	}
+}

RebornCore/src/main/java/reborncore/client/screen/builder/slot/SpriteSlot.java

@@ -0,0 +1,62 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.screen.builder.slot;
+
+import com.mojang.datafixers.util.Pair;
+import net.fabricmc.api.EnvType;
+import net.fabricmc.api.Environment;
+import net.minecraft.client.texture.SpriteAtlasTexture;
+import net.minecraft.inventory.Inventory;
+import net.minecraft.util.Identifier;
+
+import org.jetbrains.annotations.Nullable;
+
+public class SpriteSlot extends FilteredSlot {
+
+	private final Identifier spriteName;
+	int stacksize;
+
+	public SpriteSlot(final Inventory inventory, final int index, final int xPosition, final int yPosition, final Identifier sprite, final int stacksize) {
+		super(inventory, index, xPosition, yPosition);
+		this.spriteName = sprite;
+		this.stacksize = stacksize;
+	}
+
+	public SpriteSlot(final Inventory inventory, final int index, final int xPosition, final int yPosition, final Identifier sprite) {
+		this(inventory, index, xPosition, yPosition, sprite, 64);
+	}
+
+	@Override
+	public int getMaxItemCount() {
+		return this.stacksize;
+	}
+
+	@Override
+	@Nullable
+	@Environment(EnvType.CLIENT)
+	public Pair<Identifier, Identifier> getBackgroundSprite() {
+		return Pair.of(SpriteAtlasTexture.BLOCK_ATLAS_TEXTURE, spriteName);
+	}
+}

RebornCore/src/main/java/reborncore/client/screen/builder/slot/UpgradeSlot.java

@@ -0,0 +1,60 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.screen.builder.slot;
+
+import net.minecraft.block.entity.BlockEntity;
+import net.minecraft.item.ItemStack;
+import reborncore.api.blockentity.IUpgrade;
+import reborncore.api.blockentity.IUpgradeable;
+import reborncore.client.gui.slots.BaseSlot;
+import reborncore.common.util.RebornInventory;
+
+public class UpgradeSlot extends BaseSlot {
+
+	public UpgradeSlot(final net.minecraft.inventory.Inventory inventory, final int index, final int xPosition, final int yPosition) {
+		super(inventory, index, xPosition, yPosition);
+	}
+
+	@Override
+	public boolean canInsert(final ItemStack stack) {
+		if (!(stack.getItem() instanceof IUpgrade)) {
+			return false;
+		}
+		IUpgrade upgrade = (IUpgrade) stack.getItem();
+		IUpgradeable upgradeable = null;
+		RebornInventory inv = (RebornInventory) inventory;
+		BlockEntity blockEntity = inv.getBlockEntity();
+		if (blockEntity instanceof IUpgradeable) {
+			upgradeable = (IUpgradeable) blockEntity;
+		}
+		return upgrade.isValidForInventory(upgradeable, stack) && (upgradeable == null || upgradeable.isUpgradeValid(upgrade, stack));
+	}
+
+	@Override
+	public int getMaxItemCount() {
+		return 1;
+	}
+
+}

RebornCore/src/main/java/reborncore/client/texture/InputStreamTexture.java

@@ -0,0 +1,96 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.client.texture;
+
+import net.minecraft.client.texture.AbstractTexture;
+import net.minecraft.client.texture.NativeImage;
+import net.minecraft.client.texture.TextureUtil;
+import net.minecraft.resource.Resource;
+import net.minecraft.resource.ResourceManager;
+import net.minecraft.resource.metadata.ResourceMetadataReader;
+import net.minecraft.util.Identifier;
+import org.apache.commons.io.IOUtils;
+
+import org.jetbrains.annotations.Nullable;
+import java.io.IOException;
+import java.io.InputStream;
+
+/**
+ * Created by modmuss50 on 23/05/2016.
+ */
+public class InputStreamTexture extends AbstractTexture {
+	protected final InputStream textureLocation;
+	NativeImage image;
+	String name;
+
+	public InputStreamTexture(InputStream textureResourceLocation, String name) {
+		this.textureLocation = textureResourceLocation;
+		this.name = name;
+	}
+
+	@Override
+	public void load(ResourceManager resourceManager) throws IOException {
+		this.clearGlId();
+		if (image == null) {
+			Resource iresource = null;
+			try {
+				iresource = new Resource() {
+
+					@Override
+					public Identifier getId() {
+						return new Identifier("reborncore:loaded/" + name);
+					}
+
+					@Override
+					public InputStream getInputStream() {
+						return textureLocation;
+					}
+
+					@Nullable
+					@Override
+					public <T> T getMetadata(ResourceMetadataReader<T> iMetadataSectionSerializer) {
+						return null;
+					}
+
+					@Override
+					public String getResourcePackName() {
+						return "reborncore";
+					}
+
+					@Override
+					public void close() {
+
+					}
+				};
+				image = NativeImage.read(iresource.getInputStream());
+			} finally {
+				IOUtils.closeQuietly(iresource);
+			}
+		}
+		this.bindTexture();
+		TextureUtil.allocate(this.getGlId(), 0, image.getWidth(), image.getHeight());
+		image.upload(0, 0, 0, true);
+	}
+}

RebornCore/src/main/java/reborncore/common/BaseBlock.java

@@ -0,0 +1,38 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.common;
+
+import net.minecraft.block.Block;
+
+public abstract class BaseBlock extends Block {
+
+	public BaseBlock(Settings builder) {
+		super(builder);
+	}
+
+	public int getRenderType() {
+		return 3;
+	}
+}

RebornCore/src/main/java/reborncore/common/BaseBlockEntityProvider.java

@@ -0,0 +1,86 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.common;
+
+import net.minecraft.block.Block;
+import net.minecraft.block.BlockEntityProvider;
+import net.minecraft.block.BlockState;
+import net.minecraft.block.entity.BlockEntity;
+import net.minecraft.entity.LivingEntity;
+import net.minecraft.item.ItemStack;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.util.collection.DefaultedList;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.World;
+
+import java.util.Optional;
+
+public abstract class BaseBlockEntityProvider extends Block implements BlockEntityProvider {
+	protected BaseBlockEntityProvider(Settings builder) {
+		super(builder);
+	}
+
+	public Optional<ItemStack> getDropWithContents(World world, BlockPos pos, ItemStack stack) {
+		BlockEntity blockEntity = world.getBlockEntity(pos);
+		if (blockEntity == null) {
+			return Optional.empty();
+		}
+		ItemStack newStack = stack.copy();
+		CompoundTag blockEntityData = blockEntity.toTag(new CompoundTag());
+		stripLocationData(blockEntityData);
+		if (!newStack.hasTag()) {
+			newStack.setTag(new CompoundTag());
+		}
+		newStack.getTag().put("blockEntity_data", blockEntityData);
+		return Optional.of(newStack);
+	}
+
+	@Override
+	public void onPlaced(World worldIn, BlockPos pos, BlockState state, LivingEntity placer, ItemStack stack) {
+		if (stack.hasTag() && stack.getTag().contains("blockEntity_data")) {
+			BlockEntity blockEntity = worldIn.getBlockEntity(pos);
+			CompoundTag nbt = stack.getTag().getCompound("blockEntity_data");
+			injectLocationData(nbt, pos);
+			blockEntity.fromTag(state, nbt);
+			blockEntity.markDirty();
+		}
+	}
+
+	private void stripLocationData(CompoundTag compound) {
+		compound.remove("x");
+		compound.remove("y");
+		compound.remove("z");
+	}
+
+	private void injectLocationData(CompoundTag compound, BlockPos pos) {
+		compound.putInt("x", pos.getX());
+		compound.putInt("y", pos.getY());
+		compound.putInt("z", pos.getZ());
+	}
+
+	public void getDrops(BlockState state, DefaultedList<ItemStack> drops, World world, BlockPos pos, int fortune){
+		
+	}
+}

RebornCore/src/main/java/reborncore/common/RebornCoreCommands.java

@@ -0,0 +1,206 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.common;
+
+import com.google.common.collect.ImmutableList;
+import com.mojang.brigadier.Command;
+import com.mojang.brigadier.CommandDispatcher;
+import com.mojang.brigadier.arguments.StringArgumentType;
+import com.mojang.brigadier.context.CommandContext;
+import com.mojang.brigadier.exceptions.CommandSyntaxException;
+import com.mojang.brigadier.suggestion.SuggestionProvider;
+import net.fabricmc.api.EnvType;
+import net.fabricmc.fabric.api.command.v1.CommandRegistrationCallback;
+import net.fabricmc.loader.api.FabricLoader;
+import net.minecraft.command.argument.EntityArgumentType;
+import net.minecraft.command.argument.ItemStackArgumentType;
+import net.minecraft.item.Item;
+import net.minecraft.item.ItemStack;
+import net.minecraft.server.command.CommandManager;
+import net.minecraft.command.CommandSource;
+import net.minecraft.server.command.ServerCommandSource;
+import net.minecraft.server.network.ServerPlayerEntity;
+import net.minecraft.server.world.ServerChunkManager;
+import net.minecraft.server.world.ServerWorld;
+import net.minecraft.text.LiteralText;
+import net.minecraft.util.registry.Registry;
+import net.minecraft.world.chunk.ChunkStatus;
+import reborncore.client.ItemStackRenderManager;
+import reborncore.common.crafting.RecipeManager;
+
+import java.util.Collection;
+import java.util.Collections;
+import java.util.List;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.atomic.AtomicInteger;
+import java.util.stream.Collectors;
+
+import static com.mojang.brigadier.arguments.IntegerArgumentType.getInteger;
+import static com.mojang.brigadier.arguments.IntegerArgumentType.integer;
+import static com.mojang.brigadier.arguments.StringArgumentType.word;
+import static net.minecraft.server.command.CommandManager.argument;
+import static net.minecraft.server.command.CommandManager.literal;
+
+public class RebornCoreCommands {
+
+	private final static ExecutorService EXECUTOR_SERVICE = Executors.newSingleThreadExecutor();
+	private final static SuggestionProvider<ServerCommandSource> MOD_SUGGESTIONS = (context, builder) ->
+			CommandSource.suggestMatching(FabricLoader.getInstance().getAllMods().stream().map(modContainer -> modContainer.getMetadata().getId()), builder);
+
+	public static void setup() {
+		CommandRegistrationCallback.EVENT.register(((dispatcher, isDedicated) -> RebornCoreCommands.addCommands(dispatcher)));
+	}
+
+	private static void addCommands(CommandDispatcher<ServerCommandSource> dispatcher) {
+		dispatcher.register(
+				literal("reborncore")
+
+					.then(
+						literal("recipes")
+							.then(literal("validate")
+									.requires(source -> source.hasPermissionLevel(3))
+									.executes(ctx -> {
+										RecipeManager.validateRecipes(ctx.getSource().getWorld());
+										return Command.SINGLE_SUCCESS;
+									})
+							)
+					)
+
+					.then(
+						literal("generate")
+							.requires(source -> source.hasPermissionLevel(3))
+							.then(argument("size", integer())
+									.executes(RebornCoreCommands::generate)
+							)
+					)
+
+					.then(
+						literal("flyspeed")
+							.requires(source -> source.hasPermissionLevel(3))
+							.then(argument("speed", integer(1, 10))
+									.executes(ctx -> flySpeed(ctx, ImmutableList.of(ctx.getSource().getPlayer())))
+									.then(CommandManager.argument("players", EntityArgumentType.players())
+											.executes(ctx -> flySpeed(ctx, EntityArgumentType.getPlayers(ctx, "players")))
+									)
+							)
+					)
+
+					.then(
+						literal("render")
+							.then(
+								literal("mod")
+									.then(
+										argument("modid", word())
+										.suggests(MOD_SUGGESTIONS)
+										.executes(RebornCoreCommands::renderMod)
+									)
+							)
+							.then(
+								literal("item")
+									.then(
+										argument("item", ItemStackArgumentType.itemStack())
+										.executes(RebornCoreCommands::itemRenderer)
+									)
+							)
+							.then(
+								literal("hand")
+								.executes(RebornCoreCommands::handRenderer)
+							)
+					)
+		);
+	}
+
+	private static int generate(CommandContext<ServerCommandSource> ctx) {
+		final int size = getInteger(ctx, "size");
+
+		final ServerWorld world = ctx.getSource().getWorld();
+		final ServerChunkManager serverChunkManager = world.getChunkManager();
+		final AtomicInteger completed = new AtomicInteger(0);
+
+		for (int x = -(size / 2); x < size / 2; x++) {
+			for (int z = -(size / 2); z < size / 2; z++) {
+				final int chunkPosX = x;
+				final int chunkPosZ = z;
+				CompletableFuture.supplyAsync(() -> serverChunkManager.getChunk(chunkPosX, chunkPosZ, ChunkStatus.FULL, true), EXECUTOR_SERVICE)
+						.whenComplete((chunk, throwable) -> {
+									int max = (int) Math.pow(size, 2);
+									ctx.getSource().sendFeedback(new LiteralText(String.format("Finished generating %d:%d (%d/%d %d%%)", chunk.getPos().x, chunk.getPos().z, completed.getAndIncrement(), max, completed.get() == 0 ? 0 : (int) ((completed.get() * 100.0f) / max))), true);
+								}
+						);
+			}
+		}
+		return Command.SINGLE_SUCCESS;
+	}
+
+	private static int flySpeed(CommandContext<ServerCommandSource> ctx, Collection<ServerPlayerEntity> players) {
+		final int speed = getInteger(ctx, "speed");
+		players.stream()
+				.peek(player -> player.abilities.setFlySpeed(speed / 20F))
+				.forEach(ServerPlayerEntity::sendAbilitiesUpdate);
+
+		return Command.SINGLE_SUCCESS;
+	}
+
+	private static int renderMod(CommandContext<ServerCommandSource> ctx) {
+		String modid = StringArgumentType.getString(ctx, "modid");
+
+		List<ItemStack> list = Registry.ITEM.getIds().stream()
+				.filter(identifier -> identifier.getNamespace().equals(modid))
+				.map(Registry.ITEM::get)
+				.map(ItemStack::new)
+				.collect(Collectors.toList());
+
+		queueRender(list);
+		return Command.SINGLE_SUCCESS;
+	}
+
+	private static int itemRenderer(CommandContext<ServerCommandSource> ctx) {
+		Item item = ItemStackArgumentType.getItemStackArgument(ctx, "item").getItem();
+		queueRender(Collections.singletonList(new ItemStack(item)));
+
+		return Command.SINGLE_SUCCESS;
+	}
+
+	private static int handRenderer(CommandContext<ServerCommandSource> ctx) {
+		try {
+			queueRender(Collections.singletonList(ctx.getSource().getPlayer().inventory.getMainHandStack()));
+		} catch (CommandSyntaxException e) {
+			e.printStackTrace();
+			return 0;
+		}
+
+		return Command.SINGLE_SUCCESS;
+	}
+
+	private static void queueRender(List<ItemStack> stacks) {
+		if (FabricLoader.getInstance().getEnvironmentType() == EnvType.SERVER) {
+			System.out.println("Render item only works on the client!");
+			return;
+		}
+		ItemStackRenderManager.RENDER_QUEUE.addAll(stacks);
+	}
+}

RebornCore/src/main/java/reborncore/common/RebornCoreConfig.java

@@ -0,0 +1,35 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.common;
+
+import reborncore.common.config.Config;
+
+public class RebornCoreConfig {
+	@Config(config = "misc", key = "Enable Seasonal Easter Eggs", comment = "Disable this is you don't want seasonal easter eggs")
+	public static boolean easterEggs = true;
+
+	@Config(config = "misc", key = "Selected Energy system", comment = "Possible values are: E (was FE, EU)")
+	public static String selectedSystem = "E";
+}

RebornCore/src/main/java/reborncore/common/blockentity/FluidConfiguration.java

@@ -0,0 +1,218 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.common.blockentity;
+
+import net.minecraft.block.entity.BlockEntity;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.Direction;
+import reborncore.common.fluid.FluidUtil;
+import reborncore.common.util.NBTSerializable;
+import reborncore.common.util.Tank;
+
+import org.jetbrains.annotations.NotNull;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.List;
+
+public class FluidConfiguration implements NBTSerializable {
+
+	HashMap<Direction, FluidConfig> sideMap;
+	boolean input, output;
+
+	public FluidConfiguration() {
+		sideMap = new HashMap<>();
+		Arrays.stream(Direction.values()).forEach(facing -> sideMap.put(facing, new FluidConfig(facing)));
+	}
+
+	public FluidConfiguration(CompoundTag tagCompound) {
+		sideMap = new HashMap<>();
+		read(tagCompound);
+	}
+
+	public FluidConfig getSideDetail(Direction side) {
+		if (side == null) {
+			return sideMap.get(Direction.NORTH);
+		}
+		return sideMap.get(side);
+	}
+
+	public List<FluidConfig> getAllSides() {
+		return new ArrayList<>(sideMap.values());
+	}
+
+	public void updateFluidConfig(FluidConfig config) {
+		FluidConfig toEdit = sideMap.get(config.side);
+		toEdit.ioConfig = config.ioConfig;
+	}
+
+	public void update(MachineBaseBlockEntity machineBase) {
+		if (!input && !output) {
+			return;
+		}
+		if (machineBase.getTank() == null || machineBase.getWorld().getTime() % machineBase.slotTransferSpeed() != 0) {
+			return;
+		}
+		for (Direction facing : Direction.values()) {
+			FluidConfig fluidConfig = getSideDetail(facing);
+			if (fluidConfig == null || !fluidConfig.getIoConfig().isEnabled()) {
+				continue;
+			}
+
+			Tank tank = getTank(machineBase, facing);
+			if (autoInput() && fluidConfig.getIoConfig().isInsert()) {
+				FluidUtil.transferFluid(tank, machineBase.getTank(), machineBase.fluidTransferAmount());
+			}
+			if (autoOutput() && fluidConfig.getIoConfig().isExtact()) {
+				FluidUtil.transferFluid(machineBase.getTank(), tank, machineBase.fluidTransferAmount());
+			}
+		}
+	}
+
+	private Tank getTank(MachineBaseBlockEntity machine, Direction facing) {
+		BlockPos pos = machine.getPos().offset(facing);
+		BlockEntity blockEntity = machine.getWorld().getBlockEntity(pos);
+		if (blockEntity instanceof MachineBaseBlockEntity) {
+			return ((MachineBaseBlockEntity) blockEntity).getTank();
+		}
+		return null;
+	}
+
+	public boolean autoInput() {
+		return input;
+	}
+
+	public boolean autoOutput() {
+		return output;
+	}
+
+	public void setInput(boolean input) {
+		this.input = input;
+	}
+
+	public void setOutput(boolean output) {
+		this.output = output;
+	}
+
+	@NotNull
+	@Override
+	public CompoundTag write() {
+		CompoundTag compound = new CompoundTag();
+		Arrays.stream(Direction.values()).forEach(facing -> compound.put("side_" + facing.ordinal(), sideMap.get(facing).write()));
+		compound.putBoolean("input", input);
+		compound.putBoolean("output", output);
+		return compound;
+	}
+
+	@Override
+	public void read(@NotNull CompoundTag nbt) {
+		sideMap.clear();
+		Arrays.stream(Direction.values()).forEach(facing -> {
+			CompoundTag compound = nbt.getCompound("side_" + facing.ordinal());
+			FluidConfig config = new FluidConfig(compound);
+			sideMap.put(facing, config);
+		});
+		input = nbt.getBoolean("input");
+		output = nbt.getBoolean("output");
+	}
+
+	public static class FluidConfig implements NBTSerializable {
+		Direction side;
+		FluidConfiguration.ExtractConfig ioConfig;
+
+		public FluidConfig(Direction side) {
+			this.side = side;
+			this.ioConfig = ExtractConfig.ALL;
+		}
+
+		public FluidConfig(Direction side, FluidConfiguration.ExtractConfig ioConfig) {
+			this.side = side;
+			this.ioConfig = ioConfig;
+		}
+
+		public FluidConfig(CompoundTag tagCompound) {
+			read(tagCompound);
+		}
+
+		public Direction getSide() {
+			return side;
+		}
+
+		public ExtractConfig getIoConfig() {
+			return ioConfig;
+		}
+
+		@NotNull
+		@Override
+		public CompoundTag write() {
+			CompoundTag tagCompound = new CompoundTag();
+			tagCompound.putInt("side", side.ordinal());
+			tagCompound.putInt("config", ioConfig.ordinal());
+			return tagCompound;
+		}
+
+		@Override
+		public void read(@NotNull CompoundTag nbt) {
+			side = Direction.values()[nbt.getInt("side")];
+			ioConfig = FluidConfiguration.ExtractConfig.values()[nbt.getInt("config")];
+		}
+	}
+
+	public enum ExtractConfig {
+		NONE(false, false),
+		INPUT(false, true),
+		OUTPUT(true, false),
+		ALL(true, true);
+
+		boolean extact;
+		boolean insert;
+
+		ExtractConfig(boolean extact, boolean insert) {
+			this.extact = extact;
+			this.insert = insert;
+		}
+
+		public boolean isExtact() {
+			return extact;
+		}
+
+		public boolean isInsert() {
+			return insert;
+		}
+
+		public boolean isEnabled() {
+			return extact || insert;
+		}
+
+		public FluidConfiguration.ExtractConfig getNext() {
+			int i = this.ordinal() + 1;
+			if (i >= FluidConfiguration.ExtractConfig.values().length) {
+				i = 0;
+			}
+			return FluidConfiguration.ExtractConfig.values()[i];
+		}
+	}
+}

RebornCore/src/main/java/reborncore/common/blockentity/MachineBaseBlockEntity.java

@@ -0,0 +1,518 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.common.blockentity;
+
+import net.minecraft.block.Block;
+import net.minecraft.block.BlockState;
+import net.minecraft.block.entity.BlockEntity;
+import net.minecraft.block.entity.BlockEntityType;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.entity.LivingEntity;
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.inventory.Inventory;
+import net.minecraft.inventory.SidedInventory;
+import net.minecraft.item.ItemStack;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.network.packet.s2c.play.BlockEntityUpdateS2CPacket;
+import net.minecraft.server.MinecraftServer;
+import net.minecraft.text.LiteralText;
+import net.minecraft.text.Text;
+import net.minecraft.util.BlockRotation;
+import net.minecraft.util.Formatting;
+import net.minecraft.util.Tickable;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.Direction;
+import net.minecraft.world.World;
+import org.apache.commons.lang3.Validate;
+import reborncore.api.IListInfoProvider;
+import reborncore.api.blockentity.IUpgrade;
+import reborncore.api.blockentity.IUpgradeable;
+import reborncore.api.blockentity.InventoryProvider;
+import reborncore.api.recipe.IRecipeCrafterProvider;
+import reborncore.common.blocks.BlockMachineBase;
+import reborncore.common.fluid.FluidValue;
+import reborncore.common.network.ClientBoundPackets;
+import reborncore.common.network.NetworkManager;
+import reborncore.common.recipes.IUpgradeHandler;
+import reborncore.common.recipes.RecipeCrafter;
+import reborncore.common.util.RebornInventory;
+import reborncore.common.util.Tank;
+
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import java.util.List;
+import java.util.Objects;
+import java.util.Optional;
+
+/**
+ * Created by modmuss50 on 04/11/2016.
+ */
+public class MachineBaseBlockEntity extends BlockEntity implements Tickable, IUpgradeable, IUpgradeHandler, IListInfoProvider, Inventory, SidedInventory {
+
+	public RebornInventory<MachineBaseBlockEntity> upgradeInventory = new RebornInventory<>(getUpgradeSlotCount(), "upgrades", 1, this, (slotID, stack, face, direction, blockEntity) -> true);
+	private SlotConfiguration slotConfiguration;
+	public FluidConfiguration fluidConfiguration;
+	private RedstoneConfiguration redstoneConfiguration;
+
+	public boolean renderMultiblock = false;
+
+	private int ticktime = 0;
+
+	/**
+	 * This is used to change the speed of the crafting operation.
+	 * <p/>
+	 * 0 = none; 0.2 = 20% speed increase 0.75 = 75% increase
+	 */
+	double speedMultiplier = 0;
+	/**
+	 * This is used to change the power of the crafting operation.
+	 * <p/>
+	 * 1 = none; 1.2 = 20% speed increase 1.75 = 75% increase 5 = uses 5 times
+	 * more power
+	 */
+	double powerMultiplier = 1;
+
+	public MachineBaseBlockEntity(BlockEntityType<?> blockEntityTypeIn) {
+		super(blockEntityTypeIn);
+		redstoneConfiguration = new RedstoneConfiguration(this);
+	}
+
+	public boolean isMultiblockValid() {
+		MultiblockWriter.MultiblockVerifier verifier = new MultiblockWriter.MultiblockVerifier(getPos(), getWorld());
+		writeMultiblock(verifier.rotate(getFacing().getOpposite()));
+		return verifier.isValid();
+	}
+
+	public void writeMultiblock(MultiblockWriter writer) {}
+
+	public void syncWithAll() {
+		if (world == null || world.isClient) { return; }
+		NetworkManager.sendToTracking(ClientBoundPackets.createCustomDescriptionPacket(this), this);
+	}
+
+	public void onLoad() {
+		if (slotConfiguration == null) {
+			if (getOptionalInventory().isPresent()) {
+				slotConfiguration = new SlotConfiguration(getOptionalInventory().get());
+			}
+		}
+		if (getTank() != null) {
+			if (fluidConfiguration == null) {
+				fluidConfiguration = new FluidConfiguration();
+			}
+		}
+		redstoneConfiguration.refreshCache();
+	}
+
+	@Nullable
+	@Override
+	public BlockEntityUpdateS2CPacket toUpdatePacket() {
+		return new BlockEntityUpdateS2CPacket(getPos(), 0, toInitialChunkDataTag());
+	}
+
+	@Override
+	public CompoundTag toInitialChunkDataTag() {
+		CompoundTag compound = super.toTag(new CompoundTag());
+		toTag(compound);
+		return compound;
+	}
+
+	@Override
+	public void tick() {
+		if (ticktime == 0) {
+			onLoad();
+		}
+		ticktime++;
+		@Nullable
+		RecipeCrafter crafter = null;
+		if (getOptionalCrafter().isPresent()) {
+			crafter = getOptionalCrafter().get();
+		}
+		if (canBeUpgraded()) {
+			resetUpgrades();
+			for (int i = 0; i < getUpgradeSlotCount(); i++) {
+				ItemStack stack = getUpgradeInvetory().getStack(i);
+				if (!stack.isEmpty() && stack.getItem() instanceof IUpgrade) {
+					((IUpgrade) stack.getItem()).process(this, this, stack);
+				}
+			}
+		}
+		if (world == null || world.isClient) {
+			return;
+		}
+		if (crafter != null && isActive(RedstoneConfiguration.RECIPE_PROCESSING)) {
+			crafter.updateEntity();
+		}
+		if (slotConfiguration != null && isActive(RedstoneConfiguration.ITEM_IO)) {
+			slotConfiguration.update(this);
+		}
+		if (fluidConfiguration != null && isActive(RedstoneConfiguration.FLUID_IO)) {
+			fluidConfiguration.update(this);
+		}
+	}
+
+	public void resetUpgrades() {
+		resetPowerMulti();
+		resetSpeedMulti();
+	}
+
+	public int getFacingInt() {
+		Block block = world.getBlockState(pos).getBlock();
+		if (block instanceof BlockMachineBase) {
+			return ((BlockMachineBase) block).getFacing(world.getBlockState(pos)).getId();
+		}
+		return 0;
+	}
+
+	public Direction getFacingEnum() {
+		Block block = world.getBlockState(pos).getBlock();
+		if (block instanceof BlockMachineBase) {
+			return ((BlockMachineBase) block).getFacing(world.getBlockState(pos));
+		}
+		return Direction.NORTH;
+	}
+
+	public void setFacing(Direction enumFacing) {
+		Block block = world.getBlockState(pos).getBlock();
+		if (block instanceof BlockMachineBase) {
+			((BlockMachineBase) block).setFacing(enumFacing, world, pos);
+		}
+	}
+
+	public boolean isActive() {
+		Block block = world.getBlockState(pos).getBlock();
+		if (block instanceof BlockMachineBase) {
+			return world.getBlockState(pos).get(BlockMachineBase.ACTIVE);
+		}
+		return false;
+	}
+
+	public Optional<RebornInventory<?>> getOptionalInventory() {
+		if (this instanceof InventoryProvider) {
+			InventoryProvider inventory = (InventoryProvider) this;
+			if (inventory.getInventory() == null) {
+				return Optional.empty();
+			}
+			return Optional.of((RebornInventory<?>) inventory.getInventory());
+		}
+		return Optional.empty();
+	}
+
+	protected Optional<RecipeCrafter> getOptionalCrafter() {
+		if (this instanceof IRecipeCrafterProvider) {
+			IRecipeCrafterProvider crafterProvider = (IRecipeCrafterProvider) this;
+			if (crafterProvider.getRecipeCrafter() == null) {
+				return Optional.empty();
+			}
+			return Optional.of(crafterProvider.getRecipeCrafter());
+		}
+		return Optional.empty();
+	}
+
+	@Override
+	public void fromTag(BlockState blockState, CompoundTag tagCompound) {
+		super.fromTag(blockState, tagCompound);
+		if (getOptionalInventory().isPresent()) {
+			getOptionalInventory().get().read(tagCompound);
+		}
+		if (getOptionalCrafter().isPresent()) {
+			getOptionalCrafter().get().read(tagCompound);
+		}
+		if (tagCompound.contains("slotConfig")) {
+			slotConfiguration = new SlotConfiguration(tagCompound.getCompound("slotConfig"));
+		} else {
+			if (getOptionalInventory().isPresent()) {
+				slotConfiguration = new SlotConfiguration(getOptionalInventory().get());
+			}
+		}
+		if (tagCompound.contains("fluidConfig")) {
+			fluidConfiguration = new FluidConfiguration(tagCompound.getCompound("fluidConfig"));
+		}
+		if (tagCompound.contains("redstoneConfig")) {
+			redstoneConfiguration.refreshCache();
+			redstoneConfiguration.read(tagCompound.getCompound("redstoneConfig"));
+		}
+		upgradeInventory.read(tagCompound, "Upgrades");
+	}
+
+	@Override
+	public CompoundTag toTag(CompoundTag tagCompound) {
+		super.toTag(tagCompound);
+		if (getOptionalInventory().isPresent()) {
+			getOptionalInventory().get().write(tagCompound);
+		}
+		if (getOptionalCrafter().isPresent()) {
+			getOptionalCrafter().get().write(tagCompound);
+		}
+		if (slotConfiguration != null) {
+			tagCompound.put("slotConfig", slotConfiguration.write());
+		}
+		if (fluidConfiguration != null) {
+			tagCompound.put("fluidConfig", fluidConfiguration.write());
+		}
+		upgradeInventory.write(tagCompound, "Upgrades");
+		tagCompound.put("redstoneConfig", redstoneConfiguration.write());
+		return tagCompound;
+	}
+
+	private boolean isItemValidForSlot(int index, ItemStack stack) {
+		if (slotConfiguration == null) {
+			return false;
+		}
+		SlotConfiguration.SlotConfigHolder slotConfigHolder = slotConfiguration.getSlotDetails(index);
+		if (slotConfigHolder.filter() && getOptionalCrafter().isPresent()) {
+			RecipeCrafter crafter = getOptionalCrafter().get();
+			if (!crafter.isStackValidInput(stack)) {
+				return false;
+			}
+		}
+		return true;
+	}
+	//Inventory end
+
+	@Override
+	public Inventory getUpgradeInvetory() {
+		return upgradeInventory;
+	}
+
+	@Override
+	public int getUpgradeSlotCount() {
+		return 4;
+	}
+
+	public Direction getFacing() {
+		return getFacingEnum();
+	}
+
+	@Override
+	public void applyRotation(BlockRotation rotationIn) {
+		setFacing(rotationIn.rotate(getFacing()));
+	}
+
+	@Override
+	public void resetSpeedMulti() {
+		speedMultiplier = 0;
+	}
+
+	@Override
+	public double getSpeedMultiplier() {
+		return speedMultiplier;
+	}
+
+	@Override
+	public void addPowerMulti(double amount) {
+		powerMultiplier = powerMultiplier * (1f + amount);
+	}
+
+	@Override
+	public void resetPowerMulti() {
+		powerMultiplier = 1;
+	}
+
+	@Override
+	public double getPowerMultiplier() {
+		return powerMultiplier;
+	}
+
+	@Override
+	public double getEuPerTick(double baseEu) {
+		return baseEu * powerMultiplier;
+	}
+
+	@Override
+	public void addSpeedMulti(double amount) {
+		if (speedMultiplier + amount <= 0.99) {
+			speedMultiplier += amount;
+		} else {
+			speedMultiplier = 0.99;
+		}
+	}
+
+	public boolean hasSlotConfig() {
+		return true;
+	}
+
+	@Nullable
+	public Tank getTank() {
+		return null;
+	}
+
+	public boolean showTankConfig() {
+		return getTank() != null;
+	}
+
+	//The amount of ticks between a slot tranfer atempt, less is faster
+	public int slotTransferSpeed() {
+		return 4;
+	}
+
+	//The amount of fluid transfured each tick buy the fluid config
+	public FluidValue fluidTransferAmount() {
+		return FluidValue.BUCKET_QUARTER;
+	}
+
+	@Override
+	public void addInfo(List<Text> info, boolean isReal, boolean hasData) {
+		if (hasData) {
+			if (getOptionalInventory().isPresent()) {
+				info.add(new LiteralText(Formatting.GOLD + "" + getOptionalInventory().get().getContents() + Formatting.GRAY + " items"));
+			}
+			if (!upgradeInventory.isEmpty()) {
+				info.add(new LiteralText(Formatting .GOLD + "" + upgradeInventory.getContents() + Formatting .GRAY + " upgrades"));
+			}
+		}
+	}
+
+	public Block getBlockType(){
+		return world.getBlockState(pos).getBlock();
+	}
+
+	@Override
+	public int size() {
+		if(getOptionalInventory().isPresent()){
+			return getOptionalInventory().get().size();
+		}
+		return 0;
+	}
+
+	@Override
+	public boolean isEmpty() {
+		if(getOptionalInventory().isPresent()){
+			return getOptionalInventory().get().isEmpty();
+		}
+		return true;
+	}
+
+	@Override
+	public ItemStack getStack(int i) {
+		if(getOptionalInventory().isPresent()){
+			return getOptionalInventory().get().getStack(i);
+		}
+		return ItemStack.EMPTY;
+	}
+
+	@Override
+	public ItemStack removeStack(int i, int i1) {
+		if(getOptionalInventory().isPresent()){
+			return getOptionalInventory().get().removeStack(i, i1);
+		}
+		return ItemStack.EMPTY;
+	}
+
+	@Override
+	public ItemStack removeStack(int i) {
+		if(getOptionalInventory().isPresent()){
+			return getOptionalInventory().get().removeStack(i);
+		}
+		return ItemStack.EMPTY;
+	}
+
+	@Override
+	public void setStack(int i, ItemStack itemStack) {
+		if(getOptionalInventory().isPresent()){
+			getOptionalInventory().get().setStack(i, itemStack);
+		}
+	}
+
+	@Override
+	public boolean canPlayerUse(PlayerEntity playerEntity) {
+		if(getOptionalInventory().isPresent()){
+			return getOptionalInventory().get().canPlayerUse(playerEntity);
+		}
+		return false;
+	}
+	
+	@Override
+	public boolean isValid(int slot, ItemStack stack) {
+		return isItemValidForSlot(slot, stack);
+	}
+
+	@Override
+	public void clear() {
+		if(getOptionalInventory().isPresent()){
+			getOptionalInventory().get().clear();
+		}
+	}
+
+	@NotNull
+	public SlotConfiguration getSlotConfiguration() {
+		Validate.notNull(slotConfiguration, "slotConfiguration cannot be null");
+		return slotConfiguration;
+	}
+
+	@Override
+	public int[] getAvailableSlots(Direction side) {
+		if(slotConfiguration == null){
+			return new int[]{}; //I think should be ok, if needed this can return all the slots
+		}
+		return slotConfiguration.getSlotsForSide(side).stream()
+			.filter(Objects::nonNull)
+			.filter(slotConfig -> slotConfig.getSlotIO().ioConfig != SlotConfiguration.ExtractConfig.NONE)
+			.mapToInt(SlotConfiguration.SlotConfig::getSlotID).toArray();
+	}
+
+	@Override
+	public boolean canInsert(int index, ItemStack stack, @Nullable Direction direction) {
+		if(direction == null || slotConfiguration == null){
+			return false;
+		}
+		SlotConfiguration.SlotConfigHolder slotConfigHolder = slotConfiguration.getSlotDetails(index);
+		SlotConfiguration.SlotConfig slotConfig = slotConfigHolder.getSideDetail(direction);
+		if (slotConfig.getSlotIO().ioConfig.isInsert()) {
+			if (slotConfigHolder.filter() && getOptionalCrafter().isPresent()) {
+				RecipeCrafter crafter = getOptionalCrafter().get();
+				return crafter.isStackValidInput(stack);
+			}
+			return slotConfig.getSlotIO().getIoConfig().isInsert();
+		}
+		return false;
+	}
+
+	@Override
+	public boolean canExtract(int index, ItemStack stack, Direction direction) {
+		if (slotConfiguration == null) {
+			return false;
+		}
+		SlotConfiguration.SlotConfigHolder slotConfigHolder = slotConfiguration.getSlotDetails(index);
+		SlotConfiguration.SlotConfig slotConfig = slotConfigHolder.getSideDetail(direction);
+		return slotConfig.getSlotIO().ioConfig.isExtact();
+	}
+
+	public void onBreak(World world, PlayerEntity playerEntity, BlockPos blockPos, BlockState blockState){
+
+	}
+
+	public void onPlace(World worldIn, BlockPos pos, BlockState state, LivingEntity placer, ItemStack stack){
+
+	}
+
+	public RedstoneConfiguration getRedstoneConfiguration() {
+		return redstoneConfiguration;
+	}
+
+	public boolean isActive(RedstoneConfiguration.Element element) {
+		return redstoneConfiguration.isActive(element);
+	}
+}

RebornCore/src/main/java/reborncore/common/blockentity/MultiblockWriter.java

@@ -0,0 +1,286 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.common.blockentity;
+
+import net.fabricmc.api.EnvType;
+import net.fabricmc.api.Environment;
+import net.fabricmc.fabric.api.blockrenderlayer.v1.BlockRenderLayerMap;
+import net.minecraft.block.BlockState;
+import net.minecraft.block.Blocks;
+import net.minecraft.block.FluidBlock;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.render.*;
+import net.minecraft.client.render.block.BlockRenderManager;
+import net.minecraft.client.render.model.json.ModelTransformation;
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.fluid.FluidState;
+import net.minecraft.item.ItemStack;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.Direction;
+import net.minecraft.world.BlockRenderView;
+import net.minecraft.world.BlockView;
+
+import java.util.Random;
+import java.util.function.BiPredicate;
+
+/**
+ * Writes a multiblock for either verification or hologram rendering
+ *
+ * @see MultiblockVerifier
+ * @see HologramRenderer
+ * @author ramidzkh
+ */
+public interface MultiblockWriter {
+
+	/**
+	 * Adds a block to the multiblock
+	 *
+	 * @param x X
+	 * @param y Y
+	 * @param z Z
+	 * @param predicate Predicate of the position
+	 * @param state The state for the hologram
+	 * @return This. Useful for chaining
+	 */
+	MultiblockWriter add(int x, int y, int z, BiPredicate<BlockView, BlockPos> predicate, BlockState state);
+
+	/**
+	 * Fills a section between (ax, ay, az) to (bx, by, bz)
+	 *
+	 * @param ax X of the first point
+	 * @param ay Y of the first point
+	 * @param az Z of the first point
+	 * @param bx X of the second point
+	 * @param by X of the second point
+	 * @param bz Z of the second point
+	 * @param predicate Predicate of the position
+	 * @param state The state for the hologram
+	 * @return This. Useful for chaining
+	 */
+	default MultiblockWriter fill(int ax, int ay, int az, int bx, int by, int bz, BiPredicate<BlockView, BlockPos> predicate, BlockState state) {
+		for (int x = ax; x < bx; x++) {
+			for (int y = ay; y < by; y++) {
+				for (int z = az; z < bz; z++) {
+					add(x, y, z, predicate, state);
+				}
+			}
+		}
+
+		return this;
+	}
+
+	/**
+	 * Fills the outer ring of (0, 0, 0) to (pX, pY, pZ) through the axis, using the <code>predicate</code> and
+	 * <code>state</code>. The inside of the ring uses <code>holePredicate</code> and <code>holeHologramState</code>
+	 *
+	 * @param through The axis to go through
+	 * @param pX Size on the X axis
+	 * @param pY Size on the Y axis
+	 * @param pZ Size on the Z axis
+	 * @param predicate Predicate for the ring
+	 * @param state The ring state for the hologram
+	 * @param holePredicate Predicate for the hole
+	 * @param holeHologramState The hole state for the hologram
+	 * @return This. Useful for chaining
+	 */
+	default MultiblockWriter ring(Direction.Axis through, int pX, int pY, int pZ, BiPredicate<BlockView, BlockPos> predicate, BlockState state, BiPredicate<BlockView, BlockPos> holePredicate, BlockState holeHologramState) {
+		if (holePredicate == null) {
+			holePredicate = predicate.negate();
+		}
+
+		if (holeHologramState == null) {
+			holeHologramState = Blocks.AIR.getDefaultState();
+		}
+
+		if (through == Direction.Axis.X) {
+			for (int y = 0; y < pY; y++) {
+				for (int z = 0; z < pZ; z++) {
+					if ((y == 0 || y == (pY - 1)) || (z == 0 || z == (pZ - 1))) {
+						add(pX, y, z, predicate, state);
+					} else {
+						add(pX, y, z, holePredicate, holeHologramState);
+					}
+				}
+			}
+		} else if (through == Direction.Axis.Y) {
+			for (int x = 0; x < pX; x++) {
+				for (int z = 0; z < pZ; z++) {
+					if ((x == 0 || x == (pX - 1)) || (z == 0 || z == (pZ - 1))) {
+						add(x, pY, z, predicate, state);
+					} else {
+						add(x, pY, z, holePredicate, holeHologramState);
+					}
+				}
+			}
+		} else if (through == Direction.Axis.Z) {
+			for (int x = 0; x < pX; x++) {
+				for (int y = 0; y < pY; y++) {
+					if ((x == 0 || x == (pX - 1)) || (y == 0 || y == (pY - 1))) {
+						add(x, y, pZ, predicate, state);
+					} else {
+						add(x, y, pZ, holePredicate, holeHologramState);
+					}
+				}
+			}
+		}
+
+		return this;
+	}
+
+	default MultiblockWriter ringWithAir(Direction.Axis through, int x, int y, int z, BiPredicate<BlockView, BlockPos> predicate, BlockState state) {
+		return ring(through, x, y, z, predicate, state, (view, pos) -> view.getBlockState(pos).getBlock() == Blocks.AIR, Blocks.AIR.getDefaultState());
+	}
+
+	default MultiblockWriter add(int x, int y, int z, BlockState state) {
+		return this.add(x, y, z, (view, pos) -> view.getBlockState(pos) == state, state);
+	}
+
+	default MultiblockWriter fill(int ax, int ay, int az, int bx, int by, int bz, BlockState state) {
+		return fill(ax, ay, az, bx, by, bz, (view, pos) -> view.getBlockState(pos) == state, state);
+	}
+
+	default MultiblockWriter ring(Direction.Axis through, int x, int y, int z, BlockState state, BlockState holeState) {
+		return ring(through, x, y, z, (view, pos) -> view.getBlockState(pos) == state, state, (view, pos) -> view.getBlockState(pos) == holeState, holeState);
+	}
+
+	default MultiblockWriter ringWithAir(Direction.Axis through, int x, int y, int z, BlockState state) {
+		return ringWithAir(through, x, y, z, (view, pos) -> view.getBlockState(pos) == state, state);
+	}
+
+	default MultiblockWriter translate(int offsetX, int offsetY, int offsetZ) {
+		return (x, y, z, predicate, state) -> add(offsetX + x, offsetY + y, offsetZ + z, predicate, state);
+	}
+
+	default MultiblockWriter rotate() {
+		return (x, y, z, predicate, state) -> add(-z, y, x, predicate, state);
+	}
+
+	default MultiblockWriter rotate(Direction direction) {
+		MultiblockWriter w = this;
+
+		switch (direction) {
+			case NORTH:
+				w = w.rotate();
+			case WEST:
+				w = w.rotate();
+			case SOUTH:
+				w = w.rotate();
+		}
+
+		return w;
+	}
+
+	/**
+	 * A writer which prints the hologram to {@link System#out}
+	 */
+	class DebugWriter implements MultiblockWriter {
+		private final MultiblockWriter writer;
+
+		public DebugWriter(MultiblockWriter writer) {
+			this.writer = writer;
+		}
+
+		@Override
+		public MultiblockWriter add(int x, int y, int z, BiPredicate<BlockView, BlockPos> predicate, BlockState state) {
+			System.out.printf("\t%d\t%d\t%d\t%s\n", x, y, z, state.getBlock());
+
+			if (writer != null) {
+				writer.add(x, y, z, predicate, state);
+			}
+
+			return this;
+		}
+	}
+
+	/**
+	 * A writer which verifies the positions of each block
+	 */
+	class MultiblockVerifier implements MultiblockWriter {
+		private final BlockPos relative;
+		private final BlockView view;
+
+		private boolean valid = true;
+
+		public MultiblockVerifier(BlockPos relative, BlockView view) {
+			this.relative = relative;
+			this.view = view;
+		}
+
+		public boolean isValid() {
+			return valid;
+		}
+
+		@Override
+		public MultiblockWriter add(int x, int y, int z, BiPredicate<BlockView, BlockPos> predicate, BlockState state) {
+			if (valid) {
+				valid = predicate.test(view, relative.add(x, y, z));
+			}
+
+			return this;
+		}
+	}
+
+	/**
+	 * Renders a hologram
+	 */
+	@Environment(EnvType.CLIENT)
+	class HologramRenderer implements MultiblockWriter {
+		private static final BlockPos OUT_OF_WORLD_POS = new BlockPos(0, 260, 0); // Bad hack; disables lighting
+
+		private final BlockRenderView view;
+		private final MatrixStack matrix;
+		private final VertexConsumerProvider vertexConsumerProvider;
+		private final float scale;
+
+		public HologramRenderer(BlockRenderView view, MatrixStack matrix, VertexConsumerProvider vertexConsumerProvider, float scale) {
+			this.view = view;
+			this.matrix = matrix;
+			this.vertexConsumerProvider = vertexConsumerProvider;
+			this.scale = scale;
+		}
+
+		@Override
+		public MultiblockWriter add(int x, int y, int z, BiPredicate<BlockView, BlockPos> predicate, BlockState state) {
+			final BlockRenderManager blockRenderManager = MinecraftClient.getInstance().getBlockRenderManager();
+			matrix.push();
+			matrix.translate(x, y, z);
+			matrix.translate(0.5, 0.5, 0.5);
+			matrix.scale(scale, scale, scale);
+
+
+			if (state.getBlock() instanceof FluidBlock) {
+				FluidState fluidState = ((FluidBlock) state.getBlock()).getFluidState(state);
+				MinecraftClient.getInstance().getItemRenderer().renderItem(new ItemStack(fluidState.getFluid().getBucketItem()), ModelTransformation.Mode.FIXED, 15728880, OverlayTexture.DEFAULT_UV, matrix, vertexConsumerProvider);
+			} else {
+				matrix.translate(-0.5, -0.5, -0.5);
+				VertexConsumer consumer = vertexConsumerProvider.getBuffer(RenderLayers.getBlockLayer(state));
+				blockRenderManager.renderBlock(state, OUT_OF_WORLD_POS, view, matrix, consumer, false, new Random());
+			}
+			
+			matrix.pop();
+			return this;
+		}
+	}
+}

RebornCore/src/main/java/reborncore/common/blockentity/RedstoneConfiguration.java

@@ -0,0 +1,252 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.common.blockentity;
+
+import net.minecraft.block.Blocks;
+import net.minecraft.item.ItemStack;
+import net.minecraft.item.Items;
+import net.minecraft.nbt.CompoundTag;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.commons.lang3.Validate;
+import org.apache.commons.lang3.tuple.Pair;
+import reborncore.api.recipe.IRecipeCrafterProvider;
+import reborncore.client.screen.builder.Syncable;
+import reborncore.common.util.BooleanFunction;
+import reborncore.common.util.NBTSerializable;
+
+import org.jetbrains.annotations.NotNull;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.function.Consumer;
+import java.util.function.Supplier;
+import java.util.stream.Collectors;
+
+public class RedstoneConfiguration implements NBTSerializable, Syncable {
+
+	//Set in TR to be a better item such as a battery or a cell
+	public static ItemStack powerStack = new ItemStack(Items.CARROT_ON_A_STICK);
+	public static ItemStack fluidStack = new ItemStack(Items.BUCKET);
+
+	private static List<Element> ELEMENTS = new ArrayList<>();
+	private static Map<String, Element> ELEMENT_MAP = new HashMap<>();
+
+	public static Element ITEM_IO = newBuilder()
+										.name("item_io")
+										.icon(() -> new ItemStack(Blocks.HOPPER))
+										.build();
+
+	public static Element POWER_IO = newBuilder()
+										.name("power_io")
+										.icon(() -> powerStack)
+										.build();
+
+	public static Element FLUID_IO = newBuilder()
+										.name("fluid_io")
+										.canApply(type -> type.getTank() != null)
+										.icon(() -> fluidStack)
+										.build();
+
+	public static Element RECIPE_PROCESSING = newBuilder()
+										.name("recipe_processing")
+										.canApply(type -> type instanceof IRecipeCrafterProvider)
+										.icon(() -> new ItemStack(Blocks.CRAFTING_TABLE))
+										.build();
+
+
+	private static Element.Builder newBuilder() {
+		return Element.Builder.getInstance();
+	}
+
+	private final MachineBaseBlockEntity blockEntity;
+	private List<Element> activeElements;
+	private Map<Element, State> stateMap;
+
+	public RedstoneConfiguration(MachineBaseBlockEntity blockEntity) {
+		this.blockEntity = blockEntity;
+	}
+
+	public List<Element> getElements() {
+		if (activeElements != null) {
+			return activeElements;
+		}
+		return activeElements = ELEMENTS.stream()
+				.filter(element -> element.isApplicable(blockEntity))
+				.collect(Collectors.toList());
+	}
+
+	public void refreshCache() {
+		activeElements = null;
+
+		if (stateMap != null) {
+			for (Element element : getElements()) {
+				if (!stateMap.containsKey(element)) {
+					stateMap.put(element, State.IGNORED);
+				}
+			}
+		}
+	}
+
+	public State getState(Element element) {
+		if (stateMap == null) {
+			populateStateMap();
+		}
+		State state = stateMap.get(element);
+		Validate.notNull(state, "Unsupported element " + element.getName() + " for machine: " + blockEntity.getClass().getName());
+		return state;
+	}
+
+	public void setState(Element element, State state) {
+		if (stateMap == null) {
+			populateStateMap();
+		}
+		Validate.isTrue(stateMap.containsKey(element));
+		stateMap.replace(element, state);
+	}
+
+	public boolean isActive(Element element) {
+		State state = getState(element);
+		if (state == State.IGNORED) {
+			return true;
+		}
+		boolean hasRedstonePower = blockEntity.getWorld().isReceivingRedstonePower(blockEntity.getPos());
+		boolean enabledState = state == State.ENABLED_ON;
+		return enabledState == hasRedstonePower;
+	}
+
+	private void populateStateMap() {
+		Validate.isTrue(stateMap == null);
+		stateMap = new HashMap<>();
+		for (Element element : getElements()) {
+			stateMap.put(element, State.IGNORED);
+		}
+	}
+
+	@NotNull
+	@Override
+	public CompoundTag write() {
+		CompoundTag tag = new CompoundTag();
+		for (Element element : getElements()) {
+			tag.putInt(element.getName(), getState(element).ordinal());
+		}
+		return tag;
+	}
+
+	@Override
+	public void read(@NotNull CompoundTag tag) {
+		stateMap = new HashMap<>();
+		for (String key : tag.getKeys()) {
+			Element element = ELEMENT_MAP.get(key);
+			if (element == null) {
+				System.out.println("Unknown element type: " + key);
+				continue;
+			}
+			State state = State.values()[tag.getInt(key)];
+			stateMap.put(element, state);
+		}
+
+		//Ensure all active states are in the map, will happen if a new state is added when the world is upgraded
+		for (Element element : getElements()) {
+			if (!stateMap.containsKey(element)) {
+				stateMap.put(element, State.IGNORED);
+			}
+		}
+	}
+
+	@Override
+	public void getSyncPair(List<Pair<Supplier, Consumer>> pairList) {
+		pairList.add(Pair.of(this::write, (Consumer<CompoundTag>) this::read));
+	}
+
+	public static Element getElementByName(String name) {
+		return ELEMENT_MAP.get(name);
+	}
+
+	//Could be power input/output, item/fluid io, machine processing
+	public static class Element {
+		private final String name;
+		private final BooleanFunction<MachineBaseBlockEntity> isApplicable;
+		private final Supplier<ItemStack> icon;
+
+		public Element(String name, BooleanFunction<MachineBaseBlockEntity> isApplicable, Supplier<ItemStack> icon) {
+			this.name = name;
+			this.isApplicable = isApplicable;
+			this.icon = icon;
+		}
+
+		public boolean isApplicable(MachineBaseBlockEntity blockEntity) {
+			return isApplicable.get(blockEntity);
+		}
+
+		public String getName() {
+			return name;
+		}
+
+		public ItemStack getIcon() {
+			return icon.get();
+		}
+
+		public static class Builder {
+
+			private String name;
+			private BooleanFunction<MachineBaseBlockEntity> isApplicable = (be) -> true;
+			private Supplier<ItemStack> icon = () -> ItemStack.EMPTY;
+
+			public Builder name(String name) {
+				this.name = name;
+				return this;
+			}
+
+			public Builder canApply(BooleanFunction<MachineBaseBlockEntity> isApplicable) {
+				this.isApplicable = isApplicable;
+				return this;
+			}
+
+			public Builder icon(Supplier<ItemStack> stack) {
+				this.icon = stack;
+				return this;
+			}
+
+			public Element build() {
+				Validate.isTrue(!StringUtils.isEmpty(name));
+				Element element = new Element(name, isApplicable, icon);
+				ELEMENTS.add(element);
+				ELEMENT_MAP.put(element.getName(), element);
+				return element;
+			}
+
+			public static Builder getInstance() {
+				return new Builder();
+			}
+		}
+	}
+
+	public enum State {
+		IGNORED,
+		ENABLED_ON,
+		ENABLED_OFF
+	}
+}

RebornCore/src/main/java/reborncore/common/blockentity/SlotConfiguration.java

@@ -0,0 +1,490 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.common.blockentity;
+
+import com.mojang.brigadier.exceptions.CommandSyntaxException;
+import it.unimi.dsi.fastutil.ints.IntArrayList;
+import it.unimi.dsi.fastutil.ints.IntList;
+import it.unimi.dsi.fastutil.ints.IntLists;
+import net.minecraft.inventory.Inventory;
+import net.minecraft.inventory.SidedInventory;
+import net.minecraft.item.ItemStack;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.nbt.StringNbtReader;
+import net.minecraft.util.math.Direction;
+import org.apache.commons.lang3.Validate;
+import reborncore.RebornCore;
+import reborncore.api.items.InventoryUtils;
+import reborncore.common.util.ItemUtils;
+import reborncore.common.util.NBTSerializable;
+import reborncore.common.util.RebornInventory;
+
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import java.util.*;
+import java.util.stream.Collectors;
+
+public class SlotConfiguration implements NBTSerializable {
+
+	List<SlotConfigHolder> slotDetails = new ArrayList<>();
+
+	@Nullable
+	Inventory inventory;
+
+	public SlotConfiguration(RebornInventory<?> inventory) {
+		this.inventory = inventory;
+
+		for (int i = 0; i < inventory.size(); i++) {
+			updateSlotDetails(new SlotConfigHolder(i));
+		}
+	}
+
+	public void update(MachineBaseBlockEntity machineBase) {
+		if (inventory == null && machineBase.getOptionalInventory().isPresent()) {
+			inventory = machineBase.getOptionalInventory().get();
+		}
+		if (inventory != null && slotDetails.size() != inventory.size()) {
+			for (int i = 0; i < inventory.size(); i++) {
+				SlotConfigHolder holder = getSlotDetails(i);
+				if (holder == null) {
+					RebornCore.LOGGER.debug("Fixed slot " + i + " in " + machineBase);
+					//humm somthing has gone wrong
+					updateSlotDetails(new SlotConfigHolder(i));
+				}
+			}
+		}
+		if (!machineBase.getWorld().isClient && machineBase.getWorld().getTime() % machineBase.slotTransferSpeed() == 0) {
+			getSlotDetails().forEach(slotConfigHolder -> slotConfigHolder.handleItemIO(machineBase));
+		}
+	}
+
+	public SlotConfiguration(CompoundTag tagCompound) {
+		read(tagCompound);
+	}
+
+	public List<SlotConfigHolder> getSlotDetails() {
+		return slotDetails;
+	}
+
+	/**
+	 * Replaces or adds a slot detail for the slot id
+	 *
+	 * @param slotConfigHolder
+	 * @return SlotConfigHolder
+	 */
+	public SlotConfigHolder updateSlotDetails(SlotConfigHolder slotConfigHolder) {
+		SlotConfigHolder lookup = getSlotDetails(slotConfigHolder.slotID);
+		if (lookup != null) {
+			slotDetails.remove(lookup);
+		}
+		slotDetails.add(slotConfigHolder);
+		return slotConfigHolder;
+	}
+
+	@Nullable
+	public SlotConfigHolder getSlotDetails(int id) {
+		for (SlotConfigHolder detail : slotDetails) {
+			if (detail.slotID == id) {
+				return detail;
+			}
+		}
+		return null;
+	}
+
+	public List<SlotConfig> getSlotsForSide(Direction facing) {
+		return slotDetails.stream().map(slotConfigHolder -> slotConfigHolder.getSideDetail(facing)).collect(Collectors.toList());
+	}
+
+	@NotNull
+	@Override
+	public CompoundTag write() {
+		CompoundTag tagCompound = new CompoundTag();
+		tagCompound.putInt("size", slotDetails.size());
+		for (int i = 0; i < slotDetails.size(); i++) {
+			tagCompound.put("slot_" + i, slotDetails.get(i).write());
+		}
+		return tagCompound;
+	}
+
+	@Override
+	public void read(@NotNull CompoundTag nbt) {
+		int size = nbt.getInt("size");
+		for (int i = 0; i < size; i++) {
+			CompoundTag tagCompound = nbt.getCompound("slot_" + i);
+			SlotConfigHolder slotConfigHolder = new SlotConfigHolder(tagCompound);
+			updateSlotDetails(slotConfigHolder);
+		}
+	}
+
+	public static class SlotConfigHolder implements NBTSerializable {
+
+		int slotID;
+		HashMap<Direction, SlotConfig> sideMap;
+		boolean input, output, filter;
+
+		public SlotConfigHolder(int slotID) {
+			this.slotID = slotID;
+			sideMap = new HashMap<>();
+			Arrays.stream(Direction.values()).forEach(facing -> sideMap.put(facing, new SlotConfig(facing, slotID)));
+		}
+
+		public SlotConfigHolder(CompoundTag tagCompound) {
+			sideMap = new HashMap<>();
+			read(tagCompound);
+			Validate.isTrue(Arrays.stream(Direction.values())
+				                .map(enumFacing -> sideMap.get(enumFacing))
+				                .noneMatch(Objects::isNull),
+			                "sideMap failed to load from nbt"
+			);
+		}
+
+		public SlotConfig getSideDetail(Direction side) {
+			Validate.notNull(side, "A none null side must be used");
+			SlotConfig slotConfig = sideMap.get(side);
+			Validate.notNull(slotConfig, "slotConfig was null for side " + side);
+			return slotConfig;
+		}
+
+		public List<SlotConfig> getAllSides() {
+			return new ArrayList<>(sideMap.values());
+		}
+
+		public void updateSlotConfig(SlotConfig config) {
+			SlotConfig toEdit = sideMap.get(config.side);
+			toEdit.slotIO = config.slotIO;
+		}
+
+		private void handleItemIO(MachineBaseBlockEntity machineBase) {
+			if (!input && !output) {
+				return;
+			}
+			getAllSides().stream()
+				.filter(config -> config.getSlotIO().getIoConfig() != ExtractConfig.NONE)
+				.forEach(config -> {
+					if (input && config.getSlotIO().getIoConfig() == ExtractConfig.INPUT) {
+						config.handleItemInput(machineBase);
+					}
+					if (output && config.getSlotIO().getIoConfig() == ExtractConfig.OUTPUT) {
+						config.handleItemOutput(machineBase);
+					}
+				});
+		}
+
+		public boolean autoInput() {
+			return input;
+		}
+
+		public boolean autoOutput() {
+			return output;
+		}
+
+		public boolean filter() {
+			return filter;
+		}
+
+		public void setInput(boolean input) {
+			this.input = input;
+		}
+
+		public void setOutput(boolean output) {
+			this.output = output;
+		}
+
+		public void setfilter(boolean filter) {
+			this.filter = filter;
+		}
+
+		@NotNull
+		@Override
+		public CompoundTag write() {
+			CompoundTag compound = new CompoundTag();
+			compound.putInt("slotID", slotID);
+			Arrays.stream(Direction.values()).forEach(facing -> compound.put("side_" + facing.ordinal(), sideMap.get(facing).write()));
+			compound.putBoolean("input", input);
+			compound.putBoolean("output", output);
+			compound.putBoolean("filter", filter);
+			return compound;
+		}
+
+		@Override
+		public void read(@NotNull CompoundTag nbt) {
+			sideMap.clear();
+			slotID = nbt.getInt("slotID");
+			Arrays.stream(Direction.values()).forEach(facing -> {
+				CompoundTag compound = nbt.getCompound("side_" + facing.ordinal());
+				SlotConfig config = new SlotConfig(compound);
+				sideMap.put(facing, config);
+			});
+			input = nbt.getBoolean("input");
+			output = nbt.getBoolean("output");
+			if (nbt.contains("filter")) { //Was added later, this allows old saves to be upgraded
+				filter = nbt.getBoolean("filter");
+			}
+		}
+	}
+
+	public static class SlotConfig implements NBTSerializable {
+		@NotNull
+		private Direction side;
+		@NotNull
+		private SlotIO slotIO;
+		private int slotID;
+
+		public SlotConfig(@NotNull Direction side, int slotID) {
+			this.side = side;
+			this.slotID = slotID;
+			this.slotIO = new SlotIO(ExtractConfig.NONE);
+		}
+
+		public SlotConfig(@NotNull Direction side, @NotNull SlotIO slotIO, int slotID) {
+			this.side = side;
+			this.slotIO = slotIO;
+			this.slotID = slotID;
+		}
+
+		public SlotConfig(CompoundTag tagCompound) {
+			read(tagCompound);
+			Validate.notNull(side, "error when loading slot config");
+			Validate.notNull(slotIO, "error when loading slot config");
+		}
+
+		@NotNull
+		public Direction getSide() {
+			Validate.notNull(side);
+			return side;
+		}
+
+		@NotNull
+		public SlotIO getSlotIO() {
+			Validate.notNull(slotIO);
+			return slotIO;
+		}
+
+		public int getSlotID() {
+			return slotID;
+		}
+
+		private void handleItemInput(MachineBaseBlockEntity machineBase) {
+			RebornInventory<?> inventory = machineBase.getOptionalInventory().get();
+			ItemStack targetStack = inventory.getStack(slotID);
+			if (targetStack.getMaxCount() == targetStack.getCount()) {
+				return;
+			}
+			Inventory sourceInv = InventoryUtils.getInventoryAt(machineBase.getWorld(), machineBase.getPos().offset(side));
+			if (sourceInv == null) {
+				return;
+			}
+
+			IntList availableSlots = null;
+
+			if (sourceInv instanceof SidedInventory) {
+				availableSlots = IntArrayList.wrap(((SidedInventory) sourceInv).getAvailableSlots(side.getOpposite()));
+			}
+
+			for (int i = 0; i < sourceInv.size(); i++) {
+				if (availableSlots != null && !availableSlots.contains(i)) {
+					continue;
+				}
+
+				ItemStack sourceStack = sourceInv.getStack(i);
+				if (sourceStack.isEmpty()) {
+					continue;
+				}
+				if(!canInsertItem(slotID, sourceStack, side, machineBase)){
+					continue;
+				}
+
+				if (sourceInv instanceof SidedInventory && !((SidedInventory) sourceInv).canExtract(i, sourceStack, side.getOpposite())) {
+					continue;
+				}
+
+				//Checks if we are going to merge stacks that the items are the same
+				if (!targetStack.isEmpty()) {
+					if (!ItemUtils.isItemEqual(sourceStack, targetStack, true, false)) {
+						continue;
+					}
+				}
+				int extract = 4;
+				if (!targetStack.isEmpty()) {
+					extract = Math.min(targetStack.getMaxCount() - targetStack.getCount(), extract);
+				}
+				ItemStack extractedStack = sourceInv.removeStack(i, extract);
+				if (targetStack.isEmpty()) {
+					inventory.setStack(slotID, extractedStack);
+				} else {
+					inventory.getStack(slotID).increment(extractedStack.getCount());
+				}
+				inventory.setChanged();
+				break;
+			}
+		}
+
+		private void handleItemOutput(MachineBaseBlockEntity machineBase) {
+			RebornInventory<?> inventory = machineBase.getOptionalInventory().get();
+			ItemStack sourceStack = inventory.getStack(slotID);
+			if (sourceStack.isEmpty()) {
+				return;
+			}
+			Inventory destInventory = InventoryUtils.getInventoryAt(machineBase.getWorld(), machineBase.getPos().offset(side));
+			if (destInventory == null) {
+				return;
+			}
+
+			ItemStack stack = InventoryUtils.insertItem(sourceStack, destInventory, side.getOpposite());
+			inventory.setStack(slotID, stack);
+		}
+
+		@NotNull
+		@Override
+		public CompoundTag write() {
+			CompoundTag tagCompound = new CompoundTag();
+			tagCompound.putInt("side", side.ordinal());
+			tagCompound.put("config", slotIO.write());
+			tagCompound.putInt("slot", slotID);
+			return tagCompound;
+		}
+
+		@Override
+		public void read(@NotNull CompoundTag nbt) {
+			side = Direction.values()[nbt.getInt("side")];
+			slotIO = new SlotIO(nbt.getCompound("config"));
+			slotID = nbt.getInt("slot");
+		}
+	}
+
+	public static class SlotIO implements NBTSerializable {
+		ExtractConfig ioConfig;
+
+		public SlotIO(CompoundTag tagCompound) {
+			read(tagCompound);
+		}
+
+		public SlotIO(ExtractConfig ioConfig) {
+			this.ioConfig = ioConfig;
+		}
+
+		public ExtractConfig getIoConfig() {
+			return ioConfig;
+		}
+
+		@NotNull
+		@Override
+		public CompoundTag write() {
+			CompoundTag compound = new CompoundTag();
+			compound.putInt("config", ioConfig.ordinal());
+			return compound;
+		}
+
+		@Override
+		public void read(@NotNull CompoundTag nbt) {
+			ioConfig = ExtractConfig.values()[nbt.getInt("config")];
+		}
+	}
+
+	public enum ExtractConfig {
+		NONE(false, false),
+		INPUT(false, true),
+		OUTPUT(true, false);
+
+		boolean extact;
+		boolean insert;
+
+		ExtractConfig(boolean extact, boolean insert) {
+			this.extact = extact;
+			this.insert = insert;
+		}
+
+		public boolean isExtact() {
+			return extact;
+		}
+
+		public boolean isInsert() {
+			return insert;
+		}
+
+		public ExtractConfig getNext() {
+			int i = this.ordinal() + 1;
+			if (i >= ExtractConfig.values().length) {
+				i = 0;
+			}
+			return ExtractConfig.values()[i];
+		}
+	}
+
+	public String toJson(String machineIdent) {
+		CompoundTag tagCompound = new CompoundTag();
+		tagCompound.put("data", write());
+		tagCompound.putString("machine", machineIdent);
+		return tagCompound.toString();
+	}
+
+	public void readJson(String json, String machineIdent) throws UnsupportedOperationException {
+		CompoundTag compound;
+		try {
+			compound = StringNbtReader.parse(json);
+		} catch (CommandSyntaxException e) {
+			throw new UnsupportedOperationException("Clipboard conetents isnt a valid slot configuation");
+		}
+		if (!compound.contains("machine") || !compound.getString("machine").equals(machineIdent)) {
+			throw new UnsupportedOperationException("Machine config is not for this machine.");
+		}
+		read(compound.getCompound("data"));
+	}
+
+	//DO NOT CALL THIS, use the inventory access on the inventory
+	public static boolean canInsertItem(int index, ItemStack itemStackIn, Direction direction, MachineBaseBlockEntity blockEntity) {
+		if(itemStackIn.isEmpty()){
+			return false;
+		}
+		SlotConfiguration.SlotConfigHolder slotConfigHolder = blockEntity.getSlotConfiguration().getSlotDetails(index);
+		SlotConfiguration.SlotConfig slotConfig = slotConfigHolder.getSideDetail(direction);
+		if (slotConfig.getSlotIO().getIoConfig().isInsert()) {
+			if (slotConfigHolder.filter()) {
+				if(blockEntity instanceof SlotFilter){
+					return ((SlotFilter) blockEntity).isStackValid(index, itemStackIn);
+				}
+			}
+			return blockEntity.isValid(index, itemStackIn);
+		}
+		return false;
+	}
+
+	//DO NOT CALL THIS, use the inventory access on the inventory
+	public static boolean canExtractItem(int index, ItemStack stack, Direction direction, MachineBaseBlockEntity blockEntity) {
+		SlotConfiguration.SlotConfigHolder slotConfigHolder = blockEntity.getSlotConfiguration().getSlotDetails(index);
+		SlotConfiguration.SlotConfig slotConfig = slotConfigHolder.getSideDetail(direction);
+		if (slotConfig.getSlotIO().getIoConfig().isExtact()) {
+			return true;
+		}
+		return false;
+	}
+
+	public interface SlotFilter {
+		boolean isStackValid(int slotID, ItemStack stack);
+
+		int[] getInputSlots();
+	}
+
+}

RebornCore/src/main/java/reborncore/common/blocks/BlockMachineBase.java

@@ -0,0 +1,234 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.common.blocks;
+
+import net.minecraft.block.Block;
+import net.minecraft.block.BlockState;
+import net.minecraft.block.InventoryProvider;
+import net.minecraft.block.Material;
+import net.minecraft.block.entity.BlockEntity;
+import net.minecraft.entity.LivingEntity;
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.inventory.SidedInventory;
+import net.minecraft.item.ItemStack;
+import net.minecraft.screen.ScreenHandler;
+import net.minecraft.state.StateManager;
+import net.minecraft.state.property.BooleanProperty;
+import net.minecraft.state.property.DirectionProperty;
+import net.minecraft.state.property.Properties;
+import net.minecraft.util.ActionResult;
+import net.minecraft.util.BlockRotation;
+import net.minecraft.util.Hand;
+import net.minecraft.util.hit.BlockHitResult;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.Direction;
+import net.minecraft.world.BlockView;
+import net.minecraft.world.World;
+import net.minecraft.world.WorldAccess;
+import reborncore.api.ToolManager;
+import reborncore.api.blockentity.IMachineGuiHandler;
+import reborncore.api.blockentity.IUpgrade;
+import reborncore.api.blockentity.IUpgradeable;
+import reborncore.api.items.InventoryUtils;
+import reborncore.common.BaseBlockEntityProvider;
+import reborncore.common.blockentity.MachineBaseBlockEntity;
+import reborncore.common.fluid.FluidUtil;
+import reborncore.common.util.ItemHandlerUtils;
+import reborncore.common.util.Tank;
+import reborncore.common.util.WrenchUtils;
+
+public abstract class BlockMachineBase extends BaseBlockEntityProvider implements InventoryProvider {
+
+	public static final DirectionProperty FACING = Properties.HORIZONTAL_FACING;
+	public static final BooleanProperty ACTIVE = BooleanProperty.of("active");
+
+	boolean hasCustomStates;
+
+	public BlockMachineBase() {
+		this(Block.Settings.of(Material.METAL).strength(2F, 2F));
+	}
+
+	public BlockMachineBase(Block.Settings builder) {
+		this(builder, false);
+	}
+
+	public BlockMachineBase(Block.Settings builder, boolean hasCustomStates) {
+		super(builder);
+		this.hasCustomStates = hasCustomStates;
+		if (!hasCustomStates) {
+			this.setDefaultState(
+					this.getStateManager().getDefaultState().with(FACING, Direction.NORTH).with(ACTIVE, false));
+		}
+		BlockWrenchEventHandler.wrenableBlocks.add(this);
+	}
+
+	public void setFacing(Direction facing, World world, BlockPos pos) {
+		if (hasCustomStates) {
+			return;
+		}
+		world.setBlockState(pos, world.getBlockState(pos).with(FACING, facing));
+	}
+
+	public Direction getFacing(BlockState state) {
+		return state.get(FACING);
+	}
+
+	public void setActive(Boolean active, World world, BlockPos pos) {
+		if (hasCustomStates) {
+			return;
+		}
+		Direction facing = world.getBlockState(pos).get(FACING);
+		BlockState state = world.getBlockState(pos).with(ACTIVE, active).with(FACING, facing);
+		world.setBlockState(pos, state, 3);
+	}
+
+	public boolean isActive(BlockState state) {
+		return state.get(ACTIVE);
+	}
+
+	public boolean isAdvanced() {
+		return false;
+	}
+
+	public abstract IMachineGuiHandler getGui();
+
+	// BaseBlockEntityProvider
+	@Override
+	public void onPlaced(World worldIn, BlockPos pos, BlockState state, LivingEntity placer, ItemStack stack) {
+		super.onPlaced(worldIn, pos, state, placer, stack);
+		setFacing(placer.getHorizontalFacing().getOpposite(), worldIn, pos);
+
+		BlockEntity blockEntity = worldIn.getBlockEntity(pos);
+		if (blockEntity instanceof MachineBaseBlockEntity) {
+			((MachineBaseBlockEntity) blockEntity).onPlace(worldIn, pos, state, placer, stack);
+		}
+	}
+
+	@Override
+	public BlockEntity createBlockEntity(BlockView worldIn) {
+		return null;
+	}
+
+	// Block
+	@Override
+	protected void appendProperties(StateManager.Builder<Block, BlockState> builder) {
+		builder.add(FACING, ACTIVE);
+	}
+
+	@SuppressWarnings("deprecation")
+	@Override
+	public void onStateReplaced(BlockState state, World worldIn, BlockPos pos, BlockState newState, boolean isMoving) {
+		if (state.getBlock() != newState.getBlock()) {
+			ItemHandlerUtils.dropContainedItems(worldIn, pos);
+			super.onStateReplaced(state, worldIn, pos, newState, isMoving);
+		}
+	}
+
+	@Override
+	public void onBreak(World world, BlockPos blockPos, BlockState blockState, PlayerEntity playerEntity) {
+		BlockEntity blockEntity = world.getBlockEntity(blockPos);
+		if (blockEntity instanceof MachineBaseBlockEntity) {
+			((MachineBaseBlockEntity) blockEntity).onBreak(world, playerEntity, blockPos, blockState);
+		}
+		super.onBreak(world, blockPos, blockState, playerEntity);
+	}
+
+	@SuppressWarnings("deprecation")
+	@Override
+	public boolean hasComparatorOutput(BlockState state) {
+		return true;
+	}
+
+	@SuppressWarnings("deprecation")
+	@Override
+	public int getComparatorOutput(BlockState state, World world, BlockPos pos) {
+		return ScreenHandler.calculateComparatorOutput(getInventory(state, world, pos));
+	}
+
+	/*
+	 *  Right-click should open GUI for all non-wrench items
+	 *  Shift-Right-click should apply special action, like fill\drain bucket, install behavior, etc.
+	 */
+	@SuppressWarnings("deprecation")
+	@Override
+	public ActionResult onUse(BlockState state, World worldIn, BlockPos pos, PlayerEntity playerIn, Hand hand, BlockHitResult hitResult) {
+
+		ItemStack stack = playerIn.getStackInHand(hand);
+		BlockEntity blockEntity = worldIn.getBlockEntity(pos);
+
+		// We extended BlockTileBase. Thus we should always have blockEntity entity. I hope.
+		if (blockEntity == null) {
+			return ActionResult.PASS;
+		}
+
+		if (blockEntity instanceof MachineBaseBlockEntity) {
+			Tank tank = ((MachineBaseBlockEntity) blockEntity).getTank();
+			if (tank != null && FluidUtil.interactWithFluidHandler(playerIn, hand, tank)) {
+				return ActionResult.SUCCESS;
+			}
+		}
+
+		if (!stack.isEmpty()) {
+			if (ToolManager.INSTANCE.canHandleTool(stack)) {
+				if (WrenchUtils.handleWrench(stack, worldIn, pos, playerIn, hitResult.getSide())) {
+					return ActionResult.SUCCESS;
+				}
+			} else if (stack.getItem() instanceof IUpgrade && blockEntity instanceof IUpgradeable) {
+				IUpgradeable upgradeableEntity = (IUpgradeable) blockEntity;
+				if (upgradeableEntity.canBeUpgraded()) {
+					if (InventoryUtils.insertItemStacked(upgradeableEntity.getUpgradeInvetory(), stack,
+							true).getCount() > 0) {
+						stack = InventoryUtils.insertItemStacked(upgradeableEntity.getUpgradeInvetory(), stack, false);
+						playerIn.setStackInHand(Hand.MAIN_HAND, stack);
+						return ActionResult.SUCCESS;
+					}
+				}
+			}
+		}
+
+		if (getGui() != null && !playerIn.isSneaking()) {
+			getGui().open(playerIn, pos, worldIn);
+			return ActionResult.SUCCESS;
+		}
+
+		return super.onUse(state, worldIn, pos, playerIn, hand, hitResult);
+	}
+
+	@SuppressWarnings("deprecation")
+	@Override
+	public BlockState rotate(BlockState state, BlockRotation rotation) {
+		return state.with(FACING, rotation.rotate(state.get(FACING)));
+	}
+
+	// InventoryProvider
+	@Override
+	public SidedInventory getInventory(BlockState blockState, WorldAccess world, BlockPos blockPos) {
+		BlockEntity blockEntity = world.getBlockEntity(blockPos);
+		if (blockEntity instanceof MachineBaseBlockEntity) {
+			return (MachineBaseBlockEntity) blockEntity;
+		}
+		return null;
+	}
+}

RebornCore/src/main/java/reborncore/common/blocks/BlockWrenchEventHandler.java

@@ -0,0 +1,61 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.common.blocks;
+
+import net.fabricmc.fabric.api.event.player.UseBlockCallback;
+import net.minecraft.block.Block;
+import net.minecraft.block.BlockState;
+import net.minecraft.util.ActionResult;
+import net.minecraft.util.Hand;
+import reborncore.api.ToolManager;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class BlockWrenchEventHandler {
+
+	public static List<Block> wrenableBlocks = new ArrayList<>();
+
+
+	public static void setup() {
+		UseBlockCallback.EVENT.register((playerEntity, world, hand, blockHitResult) -> {
+			if (hand == Hand.OFF_HAND) {
+				// Wrench should be in main hand
+				return ActionResult.PASS;
+			}
+			if (ToolManager.INSTANCE.canHandleTool(playerEntity.getStackInHand(Hand.MAIN_HAND))) {
+				BlockState state = world.getBlockState(blockHitResult.getBlockPos());
+				if (wrenableBlocks.contains(state.getBlock())) {
+					Block block = state.getBlock();
+					block.onUse(state, world, blockHitResult.getBlockPos(), playerEntity, hand, blockHitResult);
+					return ActionResult.SUCCESS;
+				}
+			}
+			return ActionResult.PASS;
+		});
+	}
+
+
+}

RebornCore/src/main/java/reborncore/common/chunkloading/ChunkLoaderManager.java

@@ -0,0 +1,221 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.common.chunkloading;
+
+import com.mojang.serialization.Codec;
+import com.mojang.serialization.codecs.RecordCodecBuilder;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.nbt.NbtOps;
+import net.minecraft.server.network.ServerPlayerEntity;
+import net.minecraft.server.world.ChunkTicketType;
+import net.minecraft.server.world.ServerChunkManager;
+import net.minecraft.server.world.ServerWorld;
+import net.minecraft.util.Identifier;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.ChunkPos;
+import net.minecraft.util.registry.Registry;
+import net.minecraft.util.registry.RegistryKey;
+import net.minecraft.world.PersistentState;
+import net.minecraft.world.World;
+import net.minecraft.world.dimension.DimensionType;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.commons.lang3.Validate;
+import reborncore.common.network.ClientBoundPackets;
+import reborncore.common.network.NetworkManager;
+
+import java.util.*;
+import java.util.stream.Collectors;
+
+//This does not do the actual chunk loading, just keeps track of what chunks the chunk loader has loaded
+public class ChunkLoaderManager extends PersistentState {
+
+	public static Codec<List<LoadedChunk>> CODEC = Codec.list(LoadedChunk.CODEC);
+
+	private static final ChunkTicketType<ChunkPos> CHUNK_LOADER = ChunkTicketType.create("reborncore:chunk_loader", Comparator.comparingLong(ChunkPos::toLong));
+	private static final String KEY = "reborncore_chunk_loader";
+
+	public ChunkLoaderManager() {
+		super(KEY);
+	}
+
+	public static ChunkLoaderManager get(World world){
+		ServerWorld serverWorld = (ServerWorld) world;
+		return serverWorld.getPersistentStateManager().getOrCreate(ChunkLoaderManager::new, KEY);
+	}
+
+	private final List<LoadedChunk> loadedChunks = new ArrayList<>();
+
+	@Override
+	public void fromTag(CompoundTag tag) {
+		loadedChunks.clear();
+
+		List<LoadedChunk> chunks = CODEC.parse(NbtOps.INSTANCE, tag.getCompound("loadedchunks"))
+				.result()
+				.orElse(Collections.emptyList());
+
+		loadedChunks.addAll(chunks);
+	}
+
+	@Override
+	public CompoundTag toTag(CompoundTag compoundTag) {
+		CODEC.encodeStart(NbtOps.INSTANCE, loadedChunks)
+				.result()
+				.ifPresent(tag -> compoundTag.put("loadedchunks", tag));
+		return compoundTag;
+	}
+
+	public Optional<LoadedChunk> getLoadedChunk(World world, ChunkPos chunkPos, BlockPos chunkLoader){
+		return loadedChunks.stream()
+			.filter(loadedChunk -> loadedChunk.getWorld().equals(getWorldName(world)))
+			.filter(loadedChunk -> loadedChunk.getChunk().equals(chunkPos))
+			.filter(loadedChunk -> loadedChunk.getChunkLoader().equals(chunkLoader))
+			.findFirst();
+	}
+
+	public Optional<LoadedChunk> getLoadedChunk(World world, ChunkPos chunkPos){
+		return loadedChunks.stream()
+			.filter(loadedChunk -> loadedChunk.getWorld().equals(getWorldName(world)))
+			.filter(loadedChunk -> loadedChunk.getChunk().equals(chunkPos))
+			.findFirst();
+	}
+
+	public List<LoadedChunk> getLoadedChunks(World world, BlockPos chunkloader){
+		return loadedChunks.stream()
+			.filter(loadedChunk -> loadedChunk.getWorld().equals(getWorldName(world)))
+			.filter(loadedChunk -> loadedChunk.getChunkLoader().equals(chunkloader))
+			.collect(Collectors.toList());
+	}
+
+	public boolean isChunkLoaded(World world, ChunkPos chunkPos, BlockPos chunkLoader){
+		return getLoadedChunk(world, chunkPos, chunkLoader).isPresent();
+	}
+
+	public boolean isChunkLoaded(World world, ChunkPos chunkPos){
+		return getLoadedChunk(world, chunkPos).isPresent();
+	}
+
+
+	public void loadChunk(World world, ChunkPos chunkPos, BlockPos chunkLoader, String player){
+		Validate.isTrue(!isChunkLoaded(world, chunkPos, chunkLoader), "chunk is already loaded");
+		LoadedChunk loadedChunk = new LoadedChunk(chunkPos, getWorldName(world), player, chunkLoader);
+		loadedChunks.add(loadedChunk);
+
+		final ServerChunkManager serverChunkManager = ((ServerWorld) world).getChunkManager();
+		serverChunkManager.addTicket(ChunkLoaderManager.CHUNK_LOADER, loadedChunk.getChunk(), 31, loadedChunk.getChunk());
+
+		markDirty();
+	}
+
+	public void unloadChunkLoader(World world, BlockPos chunkLoader){
+		getLoadedChunks(world, chunkLoader).forEach(loadedChunk -> unloadChunk(world, loadedChunk.getChunk(), chunkLoader));
+	}
+
+	public void unloadChunk(World world, ChunkPos chunkPos, BlockPos chunkLoader){
+		Optional<LoadedChunk> optionalLoadedChunk = getLoadedChunk(world, chunkPos, chunkLoader);
+		Validate.isTrue(optionalLoadedChunk.isPresent(), "chunk is not loaded");
+
+		LoadedChunk loadedChunk = optionalLoadedChunk.get();
+
+		loadedChunks.remove(loadedChunk);
+
+		if(!isChunkLoaded(world, loadedChunk.getChunk())){
+			final ServerChunkManager serverChunkManager = ((ServerWorld) world).getChunkManager();
+			serverChunkManager.removeTicket(ChunkLoaderManager.CHUNK_LOADER, loadedChunk.getChunk(), 31, loadedChunk.getChunk());
+		}
+		markDirty();
+	}
+
+	public static Identifier getWorldName(World world){
+		return world.getRegistryKey().getValue();
+	}
+
+	public static RegistryKey<World> getDimensionRegistryKey(World world){
+		return world.getRegistryKey();
+	}
+
+	public void syncChunkLoaderToClient(ServerPlayerEntity serverPlayerEntity, BlockPos chunkLoader){
+		syncToClient(serverPlayerEntity, loadedChunks.stream().filter(loadedChunk -> loadedChunk.getChunkLoader().equals(chunkLoader)).collect(Collectors.toList()));
+	}
+
+	public void syncAllToClient(ServerPlayerEntity serverPlayerEntity) {
+		syncToClient(serverPlayerEntity, loadedChunks);
+	}
+
+	public void clearClient(ServerPlayerEntity serverPlayerEntity) {
+		syncToClient(serverPlayerEntity, Collections.emptyList());
+	}
+
+	public void syncToClient(ServerPlayerEntity serverPlayerEntity, List<LoadedChunk> chunks) {
+		NetworkManager.sendToPlayer(ClientBoundPackets.createPacketSyncLoadedChunks(chunks), serverPlayerEntity);
+	}
+
+	public static class LoadedChunk {
+
+		public static Codec<ChunkPos> CHUNK_POS_CODEC = RecordCodecBuilder.create(instance ->
+				instance.group(
+					Codec.INT.fieldOf("x").forGetter(p -> p.x),
+					Codec.INT.fieldOf("z").forGetter(p -> p.z)
+				)
+				.apply(instance, ChunkPos::new));
+
+		public static Codec<LoadedChunk> CODEC = RecordCodecBuilder.create(instance ->
+				instance.group(
+					CHUNK_POS_CODEC.fieldOf("chunk").forGetter(LoadedChunk::getChunk),
+					Identifier.CODEC.fieldOf("world").forGetter(LoadedChunk::getWorld),
+					Codec.STRING.fieldOf("player").forGetter(LoadedChunk::getPlayer),
+					BlockPos.CODEC.fieldOf("chunkLoader").forGetter(LoadedChunk::getChunkLoader)
+				)
+				.apply(instance, LoadedChunk::new));
+
+		private ChunkPos chunk;
+		private Identifier world;
+		private String player;
+		private BlockPos chunkLoader;
+
+		public LoadedChunk(ChunkPos chunk, Identifier world, String player, BlockPos chunkLoader) {
+			this.chunk = chunk;
+			this.world = world;
+			this.player = player;
+			this.chunkLoader = chunkLoader;
+			Validate.isTrue(!StringUtils.isBlank(player), "Player cannot be blank");
+		}
+
+		public ChunkPos getChunk() {
+			return chunk;
+		}
+
+		public Identifier getWorld() {
+			return world;
+		}
+
+		public String getPlayer() {
+			return player;
+		}
+
+		public BlockPos getChunkLoader() {
+			return chunkLoader;
+		}
+	}
+}

RebornCore/src/main/java/reborncore/common/config/Config.java

@@ -0,0 +1,64 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.common.config;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.FIELD)
+public @interface Config {
+
+	/**
+	 * This the category of the config
+	 *
+	 * @return
+	 */
+	String category() default "config";
+
+	/**
+	 * This is the key for the config, the default is the field name.
+	 *
+	 * @return
+	 */
+	String key() default "";
+
+	/**
+	 * This is a comment that will be supplied along with the config, use this to explain what the config does
+	 *
+	 * @return
+	 */
+	String comment() default "";
+
+	/**
+	 * this is the config file name, the default is just config.cgf, use this is you whish to split the config into more than one file.
+	 *
+	 * @return
+	 */
+	String config() default "config";
+
+}

RebornCore/src/main/java/reborncore/common/config/Configuration.java

@@ -0,0 +1,188 @@
+/*
+ * This file is part of RebornCore, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2021 TeamReborn
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package reborncore.common.config;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import net.fabricmc.loader.api.FabricLoader;
+import org.apache.commons.io.FileUtils;
+
+import java.io.File;
+import java.io.IOException;
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
+import java.nio.charset.StandardCharsets;
+import java.util.HashMap;
+import java.util.Map;
+
+public class Configuration {
+
+	private static final Gson GSON = new GsonBuilder().setPrettyPrinting().create();
+
+	private final Class clazz;
+	private final String modId;
+
+	public Configuration(Class clazz, String modId) {
+		this.clazz = clazz;
+		this.modId = modId;
+		setup();
+	}
+
+	private void setup() {
+		final File configDir = new File(FabricLoader.getInstance().getConfigDir().toFile(), modId);
+
+		if (!configDir.exists()) {
+			configDir.mkdirs();
+		}
+
+		final File[] configFiles = configDir.listFiles();
+		if (configFiles != null) {
+			final HashMap<String, JsonObject> configs = new HashMap<>();
+			for (File file : configFiles) {
+				final String name = file.getName().substring(0, file.getName().length() - (".json".length()));
+				try {
+					final String fileContents = FileUtils.readFileToString(file, StandardCharsets.UTF_8);
+					final JsonObject jsonObject = GSON.fromJson(fileContents, JsonObject.class);
+					configs.put(name, jsonObject);
+				} catch (IOException e) {
+					System.err.println("Failed to read config file: " + file.getAbsolutePath());
+					e.printStackTrace();
+				}
+			}
+			readFromJson(configs);
+		}
+
+		//Save the configs
+		for (Map.Entry<String, JsonObject> entry : toJson().entrySet()) {
+			final File configFile = new File(configDir, entry.getKey() + ".json");
+			final String jsonStr = GSON.toJson(entry.getValue());
+			try {
+				FileUtils.writeStringToFile(configFile, jsonStr, StandardCharsets.UTF_8);
+			} catch (IOException e) {
+				throw new RuntimeException("Failed to write config file: " + configFile.getAbsolutePath(), e);
+			}
+		}
+	}
+
+	private HashMap<Field, Config> getConfigFields() {
+		final HashMap<Field, Config> fieldMap = new HashMap<>();
+		for (Field field : clazz.getDeclaredFields()) {
+			if (!field.isAnnotationPresent(Config.class)) {
+				continue;
+			}
+			if (!Modifier.isStatic(field.getModifiers())) {
+				throw new UnsupportedOperationException("Config field must be static");
+			}
+			Config annotation = field.getAnnotation(Config.class);
+			fieldMap.put(field, annotation);
+		}
+		return fieldMap;
+	}
+
+	public HashMap<String, JsonObject> toJson() {
+		final HashMap<Field, Config> fieldMap = getConfigFields();
+		final HashMap<String, JsonObject> configs = new HashMap<>();
+
+		for (Map.Entry<Field, Config> entry : fieldMap.entrySet()) {
+			Field field = entry.getKey();
+			Config annotation = entry.getValue();
+
+			final JsonObject config = configs.computeIfAbsent(annotation.config(), s -> new JsonObject());
+
+			JsonObject categoryObject;
+			if (config.has(annotation.category())) {
+				categoryObject = config.getAsJsonObject(annotation.category());
+			} else {
+				categoryObject = new JsonObject();
+				config.add(annotation.category(), categoryObject);
+			}
+
+			String key = annotation.key().isEmpty() ? field.getName() : annotation.key();
+			if (categoryObject.has(key)) {
+				throw new UnsupportedOperationException("Some bad happened, duplicate key found: " + key);
+			}
+
+			JsonObject fieldObject = new JsonObject();
+			fieldObject.addProperty("comment", annotation.comment());
+
+			Object value;
+			try {
+				value = field.get(null);
+			} catch (IllegalAccessException e) {
+				throw new RuntimeException(e);
+			}
+
+			JsonElement jsonElement = GSON.toJsonTree(value);
+			fieldObject.add("value", jsonElement);
+
+			categoryObject.add(key, fieldObject);
+		}
+
+		return configs;
+	}
+
+	public void readFromJson(HashMap<String, JsonObject> configs) {
+		final HashMap<Field, Config> fieldMap = getConfigFields();
+
+		for (Map.Entry<Field, Config> entry : fieldMap.entrySet()) {
+			Field field = entry.getKey();
+			Config annotation = entry.getValue();
+
+			final JsonObject config = configs.get(annotation.config());
+
+			if (config == null) {
+				continue; //Could be possible if a new config is added
+			}
+
+			JsonObject categoryObject = config.getAsJsonObject(annotation.category());
+			if (categoryObject == null) {
+				continue;
+			}
+
+			String key = annotation.key().isEmpty() ? field.getName() : annotation.key();
+			if (!categoryObject.has(key)) {
+				continue;
+			}
+
+			JsonObject fieldObject = categoryObject.get(key).getAsJsonObject();
+			if (!fieldObject.has("value")) {
+				continue;
+			}
+			JsonElement jsonValue = fieldObject.get("value");
+			Class<?> fieldType = field.getType();
+
+			Object fieldValue = GSON.fromJson(jsonValue, fieldType);
+
+			try {
+				field.set(null, fieldValue);
+			} catch (IllegalAccessException e) {
+				throw new RuntimeException("Failed to set field value", e);
+			}
+		}
+	}
+
+}