Fix broken releases when re-pushing tags (#32435)

Fix #32427

(cherry picked from commit 35bcd667b23de29a7b0d0bf1090fb10961d3aca3)

Conflicts:
	- tests/integration/repo_tag_test.go
	  Resolved by manually copying the added test, and also manually
	  adjusting the imported Go modules.

services/repository/push.go

@@ -309,6 +309,7 @@ func pushUpdateAddTags(ctx context.Context, repo *repo_model.Repository, gitRepo
 	releases, err := db.Find[repo_model.Release](ctx, repo_model.FindReleasesOptions{
 		RepoID:        repo.ID,
 		TagNames:      tags,
+		IncludeDrafts: true,
 		IncludeTags:   true,
 	})
 	if err != nil {
@@ -394,14 +395,18 @@ func pushUpdateAddTags(ctx context.Context, repo *repo_model.Repository, gitRepo
 			}
 			newReleases = append(newReleases, rel)
 		} else {
-			rel.Title = parts[0]
-			rel.Note = note
 			rel.Sha1 = commit.ID.String()
 			rel.CreatedUnix = timeutil.TimeStamp(createdAt.Unix())
 			rel.NumCommits = commitsCount
-			if rel.IsTag && author != nil {
+			if rel.IsTag {
+				rel.Title = parts[0]
+				rel.Note = note
+				if author != nil {
 					rel.PublisherID = author.ID
 				}
+			} else {
+				rel.IsDraft = false
+			}
 			if err = repo_model.UpdateRelease(ctx, rel); err != nil {
 				return fmt.Errorf("Update: %w", err)
 			}

tests/integration/repo_tag_test.go

@@ -5,17 +5,20 @@
 package integration
 
 import (
+	"fmt"
 	"net/http"
 	"net/url"
 	"strings"
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	auth_model "code.gitea.io/gitea/models/auth"
 	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	repo_module "code.gitea.io/gitea/modules/repository"
+	api "code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/services/release"
 	"code.gitea.io/gitea/tests"
 
@@ -159,3 +162,47 @@ func TestSyncRepoTags(t *testing.T) {
 		})
 	})
 }
+
+func TestRepushTag(t *testing.T) {
+	onGiteaRun(t, func(t *testing.T, u *url.URL) {
+		repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1})
+		owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID})
+		session := loginUser(t, owner.LowerName)
+		token := getTokenForLoggedInUser(t, session, auth_model.AccessTokenScopeWriteRepository)
+
+		httpContext := NewAPITestContext(t, owner.Name, repo.Name)
+
+		dstPath := t.TempDir()
+
+		u.Path = httpContext.GitPath()
+		u.User = url.UserPassword(owner.Name, userPassword)
+
+		doGitClone(dstPath, u)(t)
+
+		// create and push a tag
+		_, _, err := git.NewCommand(git.DefaultContext, "tag", "v2.0").RunStdString(&git.RunOpts{Dir: dstPath})
+		require.NoError(t, err)
+		_, _, err = git.NewCommand(git.DefaultContext, "push", "origin", "--tags", "v2.0").RunStdString(&git.RunOpts{Dir: dstPath})
+		require.NoError(t, err)
+		// create a release for the tag
+		createdRelease := createNewReleaseUsingAPI(t, token, owner, repo, "v2.0", "", "Release of v2.0", "desc")
+		assert.False(t, createdRelease.IsDraft)
+		// delete the tag
+		_, _, err = git.NewCommand(git.DefaultContext, "push", "origin", "--delete", "v2.0").RunStdString(&git.RunOpts{Dir: dstPath})
+		require.NoError(t, err)
+		// query the release by API and it should be a draft
+		req := NewRequest(t, "GET", fmt.Sprintf("/api/v1/repos/%s/%s/releases/tags/%s", owner.Name, repo.Name, "v2.0"))
+		resp := MakeRequest(t, req, http.StatusOK)
+		var respRelease *api.Release
+		DecodeJSON(t, resp, &respRelease)
+		assert.True(t, respRelease.IsDraft)
+		// re-push the tag
+		_, _, err = git.NewCommand(git.DefaultContext, "push", "origin", "--tags", "v2.0").RunStdString(&git.RunOpts{Dir: dstPath})
+		require.NoError(t, err)
+		// query the release by API and it should not be a draft
+		req = NewRequest(t, "GET", fmt.Sprintf("/api/v1/repos/%s/%s/releases/tags/%s", owner.Name, repo.Name, "v2.0"))
+		resp = MakeRequest(t, req, http.StatusOK)
+		DecodeJSON(t, resp, &respRelease)
+		assert.False(t, respRelease.IsDraft)
+	})
+}