Detect whether action view branch was deleted (#32764)

Fix #32761 

![图片](https://github.com/user-attachments/assets/a5a7eef8-0fea-4242-b199-1b0b73d9bbdb)

2 files changed, 46 insertions, 2 deletions

diff --git a/routers/web/repo/actions/actions.go b/routers/web/repo/actions/actions.go
index ad16b9fb4e..7ed37ea26b 100644
--- a/routers/web/repo/actions/actions.go
+++ b/routers/web/repo/actions/actions.go
@@ -245,6 +245,10 @@ func List(ctx *context.Context) {
 		return
 	}
 
+	if err := loadIsRefDeleted(ctx, runs); err != nil {
+		log.Error("LoadIsRefDeleted", err)
+	}
+
 	ctx.Data["Runs"] = runs
 
 	actors, err := actions_model.GetActors(ctx, ctx.Repo.Repository.ID)
@@ -267,6 +271,34 @@ func List(ctx *context.Context) {
 	ctx.HTML(http.StatusOK, tplListActions)
 }
 
+// loadIsRefDeleted loads the IsRefDeleted field for each run in the list.
+// TODO: move this function to models/actions/run_list.go but now it will result in a circular import.
+func loadIsRefDeleted(ctx *context.Context, runs actions_model.RunList) error {
+	branches := make(container.Set[string], len(runs))
+	for _, run := range runs {
+		refName := git.RefName(run.Ref)
+		if refName.IsBranch() {
+			branches.Add(refName.ShortName())
+		}
+	}
+	if len(branches) == 0 {
+		return nil
+	}
+
+	branchInfos, err := git_model.GetBranches(ctx, ctx.Repo.Repository.ID, branches.Values(), false)
+	if err != nil {
+		return err
+	}
+	branchSet := git_model.BranchesToNamesSet(branchInfos)
+	for _, run := range runs {
+		refName := git.RefName(run.Ref)
+		if refName.IsBranch() && !branchSet.Contains(run.Ref) {
+			run.IsRefDeleted = true
+		}
+	}
+	return nil
+}
+
 type WorkflowDispatchInput struct {
 	Name        string   `yaml:"name"`
 	Description string   `yaml:"description"`
diff --git a/routers/web/repo/actions/view.go b/routers/web/repo/actions/view.go
index 73c6e54fbf..b711038da0 100644
--- a/routers/web/repo/actions/view.go
+++ b/routers/web/repo/actions/view.go
@@ -19,6 +19,7 @@ import (
 
 	actions_model "code.gitea.io/gitea/models/actions"
 	"code.gitea.io/gitea/models/db"
+	git_model "code.gitea.io/gitea/models/git"
 	"code.gitea.io/gitea/models/perm"
 	access_model "code.gitea.io/gitea/models/perm/access"
 	repo_model "code.gitea.io/gitea/models/repo"
@@ -136,8 +137,9 @@ type ViewUser struct {
 }
 
 type ViewBranch struct {
-	Name string `json:"name"`
-	Link string `json:"link"`
+	Name      string `json:"name"`
+	Link      string `json:"link"`
+	IsDeleted bool   `json:"isDeleted"`
 }
 
 type ViewJobStep struct {
@@ -236,6 +238,16 @@ func ViewPost(ctx *context_module.Context) {
 		Name: run.PrettyRef(),
 		Link: run.RefLink(),
 	}
+	refName := git.RefName(run.Ref)
+	if refName.IsBranch() {
+		b, err := git_model.GetBranch(ctx, ctx.Repo.Repository.ID, refName.ShortName())
+		if err != nil && !git_model.IsErrBranchNotExist(err) {
+			log.Error("GetBranch: %v", err)
+		} else if git_model.IsErrBranchNotExist(err) || (b != nil && b.IsDeleted) {
+			branch.IsDeleted = true
+		}
+	}
+
 	resp.State.Run.Commit = ViewCommit{
 		ShortSha: base.ShortSha(run.CommitSHA),
 		Link:     fmt.Sprintf("%s/commit/%s", run.Repo.Link(), run.CommitSHA),