public async Task SignInWithFacebookIdAsync(string facebookId, string facebookToken) { LoggerService.Instance.Log("Account.SignInWithFacebookIdAsync..."); var error = string.Empty; var success = false; var response = await LoginClient.LoginWithFacebook(facebookId, facebookToken); if (response != null) { if (response.Success) { var newUser = response.Data.ToObject <User>(); newUser.Name = newUser.FirstName + " " + newUser.LastName; if (!string.IsNullOrEmpty(newUser.Token)) { UserInfo = newUser; await FetchUserCreditsAsync(); success = true; UserStoreService.Instance.SaveUserCredentials(UserInfo); } else { LoggerService.Instance.Log("ERROR: Account.SignInWithFacebookIdAsync: token is null"); error = "There was an error signing in with Facebook"; } } else { error = response.ErrorMessageClean; } } else { error = "There was an error signing in with Facebook"; } if (!string.IsNullOrEmpty(error)) { LoggerService.Instance.Log("ERROR: Account.SignInWithFacebookIdAsync: " + error); } else { LoggerService.Instance.Log("Account.SignInWithFacebookIdAsync: success"); } OnPropertyChanged("SignedIn"); await Fire_OnSignInComplete(success, error, false, SignInAErrorType.LoginError); }