public Folder CreateFolder(string email, Folder folder)
        {
            //TODO Api
            //найдём пользователя в БД
            var userFromDb = Db.SingleOrDefault<User>(u => u.Email == email);
            if (userFromDb != null)
            {

                folder.LogDate = DateTime.Now;
                folder.User = new User { Id = userFromDb.Id };

                var result = Db.SaveOrUpdate(folder);

                _logger.Info($"Создана папка {folder}");
            }
            else
            {
                throw new UserNotFoundException(email);
            }
            return folder;
        }
        public ActionResult CreateFolder(FolderViewModel model)
        {
            var item = new Folder();
            if (model.Id > 0)
            {
                item = FileService.GetFolder(model.Id);
            }
            item = Mapper.Map(model, item);

            try
            {
                FileService.CreateFolder(UserInfo.Email, item);
            }
            catch (UserNotFoundException ex)
            {
                return View("ServerError", ex.Message);
            }
            catch (Exception ex)
            {
                Logger.Fatal(ex);
                return View("ServerError", (object)"Произошла непредвиденная ошибка");
            }
            return RedirectToAction("Edit", new { id =  item.Id});
        }
        public ActionResult CreateFolder(FolderViewModel model)
        {
            var user = YandexAuth.GetUser(Request);

            //найдём пользователя в БД
            var userFromDb = Db.SingleOrDefault<User>(u => u.Email == user.default_email);
            if (userFromDb != null)
            {
                var item = new Folder();
                if (model.Id > 0)
                {
                    item = Db.Get<Folder>(model.Id);
                }
                item = Mapper.Map(model, item);

                item.LogDate = DateTime.Now;
                item.User = new User { Id = userFromDb.Id };

                var result = Db.SaveOrUpdate(item);

                return RedirectToAction("Edit", new {id = result});
            }
            return View("ServerError", (object)"Не удалось определить пользователя");
        }
        public void DeleteFolder(Folder folder)
        {
            var result = Db.Delete(folder);

            _logger.Info($"Удалена папка {folder}");
        }