update issue_index to finish migration

Author: 6543

models/index.go

@@ -111,3 +111,10 @@ func getNextResourceIndex(tableName string, groupID int64) (int64, error) {
 	}
 	return curIdx, nil
 }
+
+// UpdateResourceIndex is used to set max_index to a specific value.
+// !!! Only used to set max_index after repo migration !!!
+func UpdateResourceIndex(tableName string, groupID, max int64) error {
+	_, err := x.Exec(fmt.Sprintf("UPDATE %s SET max_index=? WHERE group_id=?", tableName), max, groupID)
+	return err
+}

models/issue.go

@@ -982,6 +982,13 @@ func newIssue(e *xorm.Session, doer *User, opts NewIssueOptions) (err error) {
 	return opts.Issue.addCrossReferences(e, doer, false)
 }
 
+// GetMaxIssueIndex return highest index of an issue based on repo id.
+// !!! Only used it to calculate entry for issue_index on repo migration !!!
+func GetMaxIssueIndex(repoID int64) (max int64, err error) {
+	_, err = x.Select(" MAX(`index`)").Table("issue").Where("repo_id=?", repoID).Get(&max)
+	return
+}
+
 // NewIssue creates new issue with labels for repository.
 func NewIssue(repo *Repository, issue *Issue, labelIDs []int64, uuids []string) (err error) {
 	idx, err := GetNextResourceIndex("issue_index", repo.ID)

modules/migrations/gitea_uploader.go

@@ -871,6 +871,20 @@ func (g *GiteaLocalUploader) Finish() error {
 		return ErrRepoNotCreated
 	}
 
+	// update issue_index
+	max, err := models.GetMaxIssueIndex(g.repo.ID)
+	if err != nil {
+		return err
+	}
+
+	if _, err := models.GetNextResourceIndex("issue_index", g.repo.ID); err != nil {
+		return err
+	}
+
+	if err := models.UpdateResourceIndex("issue_index", g.repo.ID, max); err != nil {
+		return err
+	}
+
 	g.repo.Status = models.RepositoryReady
 	return models.UpdateRepositoryCols(g.repo, "status")
 }