add repo list of dashboard

models/repo.go

@@ -223,6 +223,10 @@ func GetRepositories(user *User) ([]Repository, error) {
 	return repos, err
 }
 
+func GetRepositoryCount(user *User) (int64, error) {
+	return orm.Count(&Repository{OwnerId: user.Id})
+}
+
 func StarReposiory(user *User, repoName string) error {
 	return nil
 }

models/user.go

@@ -142,13 +142,15 @@ func UpdateUser(user *User) (err error) {
 
 // DeleteUser completely deletes everything of the user.
 func DeleteUser(user *User) error {
-	repos, err := GetRepositories(user)
+	cnt, err := GetRepositoryCount(user)
 	if err != nil {
 		return errors.New("modesl.GetRepositories: " + err.Error())
-	} else if len(repos) > 0 {
+	} else if cnt > 0 {
 		return ErrUserOwnRepos
 	}
 
+	// TODO: check issues, other repos' commits
+
 	_, err = orm.Delete(user)
 	// TODO: delete and update follower information.
 	return err