Fix change target the commit pushing comments are not changed

Author: lunny

services/pull/pull.go

@@ -28,7 +28,6 @@ import (
 	"code.gitea.io/gitea/modules/gitrepo"
 	"code.gitea.io/gitea/modules/globallock"
 	"code.gitea.io/gitea/modules/graceful"
-	"code.gitea.io/gitea/modules/json"
 	"code.gitea.io/gitea/modules/log"
 	repo_module "code.gitea.io/gitea/modules/repository"
 	"code.gitea.io/gitea/modules/setting"
@@ -141,36 +140,7 @@ func NewPullRequest(ctx context.Context, opts *NewPullRequestOptions) error {
 			return err
 		}
 
-		compareInfo, err := baseGitRepo.GetCompareInfo(pr.BaseRepo.RepoPath(),
-			git.BranchPrefix+pr.BaseBranch, pr.GetGitHeadRefName(), false, false)
-		if err != nil {
-			return err
-		}
-		if len(compareInfo.Commits) == 0 {
-			return nil
-		}
-
-		data := issues_model.PushActionContent{IsForcePush: false}
-		data.CommitIDs = make([]string, 0, len(compareInfo.Commits))
-		for i := len(compareInfo.Commits) - 1; i >= 0; i-- {
-			data.CommitIDs = append(data.CommitIDs, compareInfo.Commits[i].ID.String())
-		}
-
-		dataJSON, err := json.Marshal(data)
-		if err != nil {
-			return err
-		}
-
-		ops := &issues_model.CreateCommentOptions{
-			Type:        issues_model.CommentTypePullRequestPush,
-			Doer:        issue.Poster,
-			Repo:        repo,
-			Issue:       pr.Issue,
-			IsForcePush: false,
-			Content:     string(dataJSON),
-		}
-
-		if _, err = issues_model.CreateComment(ctx, ops); err != nil {
+		if _, err := CreatePushPullComment(ctx, issue.Poster, pr, git.BranchPrefix+pr.BaseBranch, pr.GetGitHeadRefName()); err != nil {
 			return err
 		}
 
@@ -331,24 +301,42 @@ func ChangeTargetBranch(ctx context.Context, pr *issues_model.PullRequest, doer
 	pr.CommitsAhead = divergence.Ahead
 	pr.CommitsBehind = divergence.Behind
 
-	if err := pr.UpdateColsIfNotMerged(ctx, "merge_base", "status", "conflicted_files", "changed_protected_files", "base_branch", "commits_ahead", "commits_behind"); err != nil {
+	// add first push codes comment
+	baseGitRepo, err := gitrepo.OpenRepository(ctx, pr.BaseRepo)
+	if err != nil {
 		return err
 	}
+	defer baseGitRepo.Close()
 
-	// Create comment
-	options := &issues_model.CreateCommentOptions{
-		Type:   issues_model.CommentTypeChangeTargetBranch,
-		Doer:   doer,
-		Repo:   pr.Issue.Repo,
-		Issue:  pr.Issue,
-		OldRef: oldBranch,
-		NewRef: targetBranch,
-	}
-	if _, err = issues_model.CreateComment(ctx, options); err != nil {
-		return fmt.Errorf("CreateChangeTargetBranchComment: %w", err)
-	}
+	return db.WithTx(ctx, func(ctx context.Context) error {
+		if err := pr.UpdateColsIfNotMerged(ctx, "merge_base", "status", "conflicted_files", "changed_protected_files", "base_branch", "commits_ahead", "commits_behind"); err != nil {
+			return err
+		}
 
-	return nil
+		// Create comment
+		options := &issues_model.CreateCommentOptions{
+			Type:   issues_model.CommentTypeChangeTargetBranch,
+			Doer:   doer,
+			Repo:   pr.Issue.Repo,
+			Issue:  pr.Issue,
+			OldRef: oldBranch,
+			NewRef: targetBranch,
+		}
+		if _, err = issues_model.CreateComment(ctx, options); err != nil {
+			return fmt.Errorf("CreateChangeTargetBranchComment: %w", err)
+		}
+
+		// Delete all old push comments and insert new push comments
+		if _, err := db.GetEngine(ctx).Where("issue_id = ?", pr.IssueID).
+			And("type = ?", issues_model.CommentTypePullRequestPush).
+			NoAutoCondition().
+			Delete(new(issues_model.Comment)); err != nil {
+			return err
+		}
+
+		_, err = CreatePushPullComment(ctx, doer, pr, git.BranchPrefix+pr.BaseBranch, pr.GetGitHeadRefName())
+		return err
+	})
 }
 
 func checkForInvalidation(ctx context.Context, requests issues_model.PullRequestList, repoID int64, doer *user_model.User, branch string) error {