Implement some action notifier functions (#29173)

Fix #29166

Add support for the following activity types of `pull_request`
- assigned
- unassigned
- review_requested
- review_request_removed
- milestoned
- demilestoned

(cherry picked from commit 1a6e1cbada27db1e3327b0d7d331492c95e24759)

modules/actions/github.go

@@ -55,7 +55,9 @@ func canGithubEventMatch(eventName string, triggedEvent webhook_module.HookEvent
 		case webhook_module.HookEventPullRequest,
 			webhook_module.HookEventPullRequestSync,
 			webhook_module.HookEventPullRequestAssign,
-			webhook_module.HookEventPullRequestLabel:
+			webhook_module.HookEventPullRequestLabel,
+			webhook_module.HookEventPullRequestReviewRequest,
+			webhook_module.HookEventPullRequestMilestone:
 			return true
 
 		default:

modules/actions/workflows.go

@@ -186,7 +186,9 @@ func detectMatched(gitRepo *git.Repository, commit *git.Commit, triggedEvent web
 		webhook_module.HookEventPullRequest,
 		webhook_module.HookEventPullRequestSync,
 		webhook_module.HookEventPullRequestAssign,
-		webhook_module.HookEventPullRequestLabel:
+		webhook_module.HookEventPullRequestLabel,
+		webhook_module.HookEventPullRequestReviewRequest,
+		webhook_module.HookEventPullRequestMilestone:
 		return matchPullRequestEvent(gitRepo, commit, payload.(*api.PullRequestPayload), evt)
 
 	case // pull_request_review
@@ -362,13 +364,13 @@ func matchPullRequestEvent(gitRepo *git.Repository, commit *git.Commit, prPayloa
 	} else {
 		// See https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#pull_request
 		// Actions with the same name:
-		// opened, edited, closed, reopened, assigned, unassigned
+		// opened, edited, closed, reopened, assigned, unassigned, review_requested, review_request_removed, milestoned, demilestoned
 		// Actions need to be converted:
 		// synchronized -> synchronize
 		// label_updated -> labeled
 		// label_cleared -> unlabeled
 		// Unsupported activity types:
-		// converted_to_draft, ready_for_review, locked, unlocked, review_requested, review_request_removed, auto_merge_enabled, auto_merge_disabled
+		// converted_to_draft, ready_for_review, locked, unlocked, auto_merge_enabled, auto_merge_disabled, enqueued, dequeued
 
 		action := prPayload.Action
 		switch action {

services/actions/notifier.go

@@ -101,11 +101,40 @@ func (n *actionsNotifier) IssueChangeStatus(ctx context.Context, doer *user_mode
 		Notify(ctx)
 }
 
+// IssueChangeAssignee notifies assigned or unassigned to notifiers
+func (n *actionsNotifier) IssueChangeAssignee(ctx context.Context, doer *user_model.User, issue *issues_model.Issue, assignee *user_model.User, removed bool, comment *issues_model.Comment) {
+	ctx = withMethod(ctx, "IssueChangeAssignee")
+
+	var action api.HookIssueAction
+	if removed {
+		action = api.HookIssueUnassigned
+	} else {
+		action = api.HookIssueAssigned
+	}
+	notifyIssueChange(ctx, doer, issue, webhook_module.HookEventPullRequestAssign, action)
+}
+
+// IssueChangeMilestone notifies assignee to notifiers
+func (n *actionsNotifier) IssueChangeMilestone(ctx context.Context, doer *user_model.User, issue *issues_model.Issue, oldMilestoneID int64) {
+	ctx = withMethod(ctx, "IssueChangeMilestone")
+
+	var action api.HookIssueAction
+	if issue.MilestoneID > 0 {
+		action = api.HookIssueMilestoned
+	} else {
+		action = api.HookIssueDemilestoned
+	}
+	notifyIssueChange(ctx, doer, issue, webhook_module.HookEventPullRequestMilestone, action)
+}
+
 func (n *actionsNotifier) IssueChangeLabels(ctx context.Context, doer *user_model.User, issue *issues_model.Issue,
 	_, _ []*issues_model.Label,
 ) {
 	ctx = withMethod(ctx, "IssueChangeLabels")
+	notifyIssueChange(ctx, doer, issue, webhook_module.HookEventPullRequestLabel, api.HookIssueLabelUpdated)
+}
 
+func notifyIssueChange(ctx context.Context, doer *user_model.User, issue *issues_model.Issue, event webhook_module.HookEventType, action api.HookIssueAction) {
 	var err error
 	if err = issue.LoadRepo(ctx); err != nil {
 		log.Error("LoadRepo: %v", err)
@@ -117,20 +146,15 @@ func (n *actionsNotifier) IssueChangeLabels(ctx context.Context, doer *user_mode
 		return
 	}
 
-	permission, _ := access_model.GetUserRepoPermission(ctx, issue.Repo, issue.Poster)
 	if issue.IsPull {
 		if err = issue.LoadPullRequest(ctx); err != nil {
 			log.Error("loadPullRequest: %v", err)
 			return
 		}
-		if err = issue.PullRequest.LoadIssue(ctx); err != nil {
+		newNotifyInputFromIssue(issue, event).
-			log.Error("LoadIssue: %v", err)
-			return
-		}
-		newNotifyInputFromIssue(issue, webhook_module.HookEventPullRequestLabel).
 			WithDoer(doer).
 			WithPayload(&api.PullRequestPayload{
-				Action:      api.HookIssueLabelUpdated,
+				Action:      action,
 				Index:       issue.Index,
 				PullRequest: convert.ToAPIPullRequest(ctx, issue.PullRequest, nil),
 				Repository:  convert.ToRepo(ctx, issue.Repo, access_model.Permission{AccessMode: perm_model.AccessModeNone}),
@@ -140,10 +164,11 @@ func (n *actionsNotifier) IssueChangeLabels(ctx context.Context, doer *user_mode
 			Notify(ctx)
 		return
 	}
-	newNotifyInputFromIssue(issue, webhook_module.HookEventIssueLabel).
+	permission, _ := access_model.GetUserRepoPermission(ctx, issue.Repo, issue.Poster)
+	newNotifyInputFromIssue(issue, event).
 		WithDoer(doer).
 		WithPayload(&api.IssuePayload{
-			Action:     api.HookIssueLabelUpdated,
+			Action:     action,
 			Index:      issue.Index,
 			Issue:      convert.ToAPIIssue(ctx, issue),
 			Repository: convert.ToRepo(ctx, issue.Repo, permission),
@@ -305,6 +330,39 @@ func (n *actionsNotifier) PullRequestReview(ctx context.Context, pr *issues_mode
 		}).Notify(ctx)
 }
 
+func (n *actionsNotifier) PullRequestReviewRequest(ctx context.Context, doer *user_model.User, issue *issues_model.Issue, reviewer *user_model.User, isRequest bool, comment *issues_model.Comment) {
+	if !issue.IsPull {
+		log.Warn("PullRequestReviewRequest: issue is not a pull request: %v", issue.ID)
+		return
+	}
+
+	ctx = withMethod(ctx, "PullRequestReviewRequest")
+
+	permission, _ := access_model.GetUserRepoPermission(ctx, issue.Repo, doer)
+	if err := issue.LoadPullRequest(ctx); err != nil {
+		log.Error("LoadPullRequest failed: %v", err)
+		return
+	}
+	var action api.HookIssueAction
+	if isRequest {
+		action = api.HookIssueReviewRequested
+	} else {
+		action = api.HookIssueReviewRequestRemoved
+	}
+	newNotifyInputFromIssue(issue, webhook_module.HookEventPullRequestReviewRequest).
+		WithDoer(doer).
+		WithPayload(&api.PullRequestPayload{
+			Action:            action,
+			Index:             issue.Index,
+			PullRequest:       convert.ToAPIPullRequest(ctx, issue.PullRequest, nil),
+			RequestedReviewer: convert.ToUser(ctx, reviewer, nil),
+			Repository:        convert.ToRepo(ctx, issue.Repo, permission),
+			Sender:            convert.ToUser(ctx, doer, nil),
+		}).
+		WithPullRequest(issue.PullRequest).
+		Notify(ctx)
+}
+
 func (*actionsNotifier) MergePullRequest(ctx context.Context, doer *user_model.User, pr *issues_model.PullRequest) {
 	ctx = withMethod(ctx, "MergePullRequest")