photon pun2 unity playfab email and password auth - unity3d

Question

i want to make email auth with playfab and photon istead of custom id auth shown in photon quickstart guide playfab. i tried this script
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using Photon.Realtime;
using Photon.Pun;
using PlayFab;
using PlayFab.ClientModels;
using TMPro;
public class pfauth : MonoBehaviour
{
#region objects
[Header (" register ")]
public TMP_InputField user;
public TMP_InputField email;
public TMP_InputField pass;
public GameObject regpanel;
[Header(" login ")]
public TMP_InputField luser;
public TMP_InputField lpass;
public GameObject loginpanel;
[Header(" Other gameobjects ")]
public TMP_Text message;
public bool IsAuthenticated = false;
public GameObject prpo;
public float sec;
private string _playFabPlayerIdCache;
LoginWithPlayFabRequest loginrequest;
#endregion
public void Start() //set the loginpanel as disable at start
{
loginpanel.SetActive(false);
regpanel.SetActive(true);
}
public void login()
{
loginrequest = new LoginWithPlayFabRequest();
loginrequest.Username = luser.text;
loginrequest.Password = lpass.text;
PlayFabClientAPI.LoginWithPlayFab(loginrequest, \\in this line how can i call requestphotontoken result => {
//if account found
message.text = "welcome back" + user.text + "loging in...";
StartCoroutine("waitforempty"); //hide the text after few seconds
IsAuthenticated = true;
Debug.Log("logged in");
}, error => {
message.text = "Sorry! Failed to login(" + error.ErrorMessage + ")";
StartCoroutine("waitforempty"); //hide the text after few seconds
Debug.Log(error.ErrorDetails);
IsAuthenticated = false;
}, null);
}
public void register()
{
RegisterPlayFabUserRequest request = new RegisterPlayFabUserRequest();
request.Email = email.text;
request.Password = pass.text;
request.Username = user.text;
PlayFabClientAPI.RegisterPlayFabUser(request, \\in this line how can i call requestphotontoken result =>
{
message.text = "Your account has been created!";
StartCoroutine("waitforempty"); //hide the text after few seconds
prpo.SetActive(true);
}, error =>
{
message.text = "Sorry! Failed to create your account(" + error.ErrorMessage + ")";
StartCoroutine("waitforempty"); //hide the text after few seconds
});
}
public void regpan()
{
loginpanel.SetActive(false);
regpanel.SetActive(true);
}
public void logbak()
{
loginpanel.SetActive(true);
regpanel.SetActive(false);
}
IEnumerator waitforempty() //hide the text after few seconds
{
yield return new WaitForSeconds(sec);
message.text = " ";
}
private void RequestPhotonToken(LoginResult obj)
{
LogMessage("PlayFab authenticated. Requesting photon token...");
//We can player PlayFabId. This will come in handy during next step
_playFabPlayerIdCache = obj.PlayFabId;
PlayFabClientAPI.GetPhotonAuthenticationToken(new GetPhotonAuthenticationTokenRequest()
{
PhotonApplicationId = PhotonNetwork.PhotonServerSettings.AppSettings.AppIdRealtime
}, AuthenticateWithPhoton, OnPlayFabError);
}
/*
* Step 3
* This is the final and the simplest step. We create new AuthenticationValues instance.
* This class describes how to authenticate a players inside Photon environment.
*/
private void AuthenticateWithPhoton(GetPhotonAuthenticationTokenResult obj)
{
LogMessage("Photon token acquired: " + obj.PhotonCustomAuthenticationToken + " Authentication complete.");
//We set AuthType to custom, meaning we bring our own, PlayFab authentication procedure.
var customAuth = new AuthenticationValues { AuthType = CustomAuthenticationType.Custom };
//We add "username" parameter. Do not let it confuse you: PlayFab is expecting this parameter to contain player PlayFab ID (!) and not username.
customAuth.AddAuthParameter("username", _playFabPlayerIdCache); // expected by PlayFab custom auth service
//We add "token" parameter. PlayFab expects it to contain Photon Authentication Token issues to your during previous step.
customAuth.AddAuthParameter("token", "");
//We finally tell Photon to use this authentication parameters throughout the entire application.
PhotonNetwork.AuthValues = customAuth;
Debug.Log(PhotonNetwork.ConnectUsingSettings().ToString());
}
private void OnPlayFabError(PlayFabError obj)
{
LogMessage(obj.GenerateErrorReport());
}
public void LogMessage(string message)
{
Debug.Log("PlayFab + Photon Example: " + message);
}
}
but in the "PlayFabClientAPI.LoginWithPlayFab(loginrequest, \in this line how can i call requestphotontoken" result line in both login and register void when i try to call RequestPhotonToken i shows this error-
Cannot convert methord group to function
please help
Photon PUN 2
Playfab latest