async Task <Data.Model.TwitterUser> GetUser(long userId) { Data.Model.TwitterUser user = null; var existingUser = await _twitterRepository.GetUserFrom(userId); if (existingUser == null) { var userFromApi = _twitterService.GetUserProfileFor(new GetUserProfileForOptions { UserId = userId }); user = new Data.Model.TwitterUser { TwitterId = userId, TwitterUsername = userFromApi.ScreenName }; await _twitterRepository.AddAsync(user); } else { user = existingUser; } return(user); }