public DatabaseResponseWithData <CurrentUserModel> GetSignInResponse()
        {
            SignIn();

            if (string.IsNullOrWhiteSpace(_errorMessage) && _facebookUser != null)
            {
                return(new DatabaseResponseWithData <CurrentUserModel> (true, null, _userMapper.ToCurrentUserModelFrom(_facebookUser)));
            }

            return(new DatabaseResponseWithData <CurrentUserModel> (false, _errorMessage));
        }