GoogleLogin

public class GoogleCloudLogin : MonoBehaviour
{
	public string webClientId = "<your client id here>";

	private GoogleSignInConfiguration configuration;
	private string profilePicUrl;
	#region Google functions
	// Defer the configuration creation until Awake so the web Client ID
	// Can be set via the property inspector in the Editor.
	void Awake() {
		configuration = new GoogleSignInConfiguration {
			WebClientId = webClientId,
            RequestIdToken = true,
            RequestEmail = true,
            RequestProfile = true
		};
	}

	public void OnSignIn() {

        if (configuration == null)
        {
            configuration = new GoogleSignInConfiguration
            {
                WebClientId = webClientId,
                RequestIdToken = true,
                RequestEmail = true,
                RequestProfile = true
            };
        }

		GoogleSignIn.Configuration = configuration;

        GoogleSignIn.Configuration.UseGameSignIn = false;
        GoogleSignIn.Configuration.RequestIdToken = true;
        GoogleSignIn.Configuration.RequestEmail = true;
        GoogleSignIn.Configuration.RequestProfile = true;

		AddStatusText("Calling SignIn");
		GoogleSignIn.DefaultInstance.SignIn().ContinueWith(
			OnAuthenticationFinished);
	}

	public void OnSignOut() {
		AddStatusText("Calling SignOut");
		GoogleSignIn.DefaultInstance.Disconnect();
		if(GoogleSignIn.Configuration.RequestIdToken == true)
			GoogleSignIn.DefaultInstance.SignOut();
	}

	public void OnDisconnect() {
		AddStatusText("Calling Disconnect");
		GoogleSignIn.DefaultInstance.Disconnect();
		AppManager.Instnace.messageBoxManager.HidePreloader ();
	}

	internal void OnAuthenticationFinished(Task<GoogleSignInUser> task) {
		if (task.IsFaulted) {
			using (IEnumerator<System.Exception> enumerator =
				task.Exception.InnerExceptions.GetEnumerator()) {
				if (enumerator.MoveNext()) {
					GoogleSignIn.SignInException error =
						(GoogleSignIn.SignInException)enumerator.Current;
					AddStatusText("Got Error: " + error.Status + " " + error.Message);
				} else {
					AddStatusText("Got Unexpected Exception?!?" + task.Exception);
					AppManager.Instnace.messageBoxManager.HidePreloader ();
				}
			}
		} else if(task.IsCanceled) {
			AddStatusText("Canceled");
			AppManager.Instnace.messageBoxManager.HidePreloader ();
		} else  {
			AddStatusText("Welcome: " + task.Result.DisplayName + "!");
			AppManager.Instnace.messageBoxManager.ShowPreloaderDefaultWithBackGround ();
			LoginProcess (task);
		}
	}

	public void OnSignInSilently() {
		GoogleSignIn.Configuration = configuration;
		GoogleSignIn.Configuration.UseGameSignIn = false;
		GoogleSignIn.Configuration.RequestIdToken = true;
		AddStatusText("Calling SignIn Silently");

		GoogleSignIn.DefaultInstance.SignInSilently()
			.ContinueWith(OnAuthenticationFinished);

	}


	public void OnGamesSignIn() {
		GoogleSignIn.Configuration = configuration;
		GoogleSignIn.Configuration.UseGameSignIn = true;
		GoogleSignIn.Configuration.RequestIdToken = false;

		AddStatusText("Calling Games SignIn");

		GoogleSignIn.DefaultInstance.SignIn().ContinueWith(
			OnAuthenticationFinished);
	}

	private List<string> messages = new List<string>();
	void AddStatusText(string text) {
		if (messages.Count == 5) {
			messages.RemoveAt(0);
		}
		messages.Add(text);
		string txt = "";
		foreach (string s in messages) {
			txt += "\n" + s;
		}
		//		statusText.text = txt;
	}
	#endregion


	void LoginProcess(Task<GoogleSignInUser> task)
	{
		WebService.Instnace.appUser.Address1 = "";
		WebService.Instnace.appUser.Address2 = "";
		WebService.Instnace.appUser.Country = "";
		WebService.Instnace.appUser.DateOfBirth = "";
		WebService.Instnace.appUser.Email = task.Result.Email;
		WebService.Instnace.appUser.Gender = "";
		WebService.Instnace.appUser.FirstName = task.Result.GivenName;
		WebService.Instnace.appUser.LastName = task.Result.FamilyName;
		WebService.Instnace.appUser.GoogleId = task.Result.UserId;
		WebService.Instnace.appUser.Mobile = "";
		WebService.Instnace.appUser.Password = "";
		WebService.Instnace.appUser.PostCode = "";
		WebService.Instnace.appUser.RegionId = AppManager.Instnace.regionId;
		WebService.Instnace.appUser.RelationshipStatus = "";
		WebService.Instnace.appUser.State = "";
		WebService.Instnace.appUser.Suburb = "";
		WebService.Instnace.appUser.LoginInfo = "Google";
		WebService.Instnace.appUser.isLoggedIn = 1;

		profilePicUrl = task.Result.ImageUrl.AbsoluteUri;
		AppManager.Instnace.isSocialSignInScreen = true;
		AppManager.Instnace.eSocial = eSocialSignUp.Social;
		string jsonHeader = "Google " + Convert.ToBase64String (Encoding.UTF8.GetBytes (WebService.Instnace.appUser.Email));
		WebService.Instnace.headerString = jsonHeader;
		string jsonParameter = JsonUtility.ToJson (WebService.Instnace.appUser);
		WebService.Instnace.headerString = jsonHeader;
		byte[] bodyRaw = Encoding.UTF8.GetBytes (jsonParameter);

        ACPUnityPlugin.Instnace.trackSocial("Google", "GoogleLogin", "GoogleLoginPressed");
		//****************************************************************************
		//						VerifyUsers
		//****************************************************************************
		WebService.Instnace.Post (AppManager.Instnace.baseURL + "/cloud/ViewaUserActions.aspx/VerifyUsers", bodyRaw, jsonHeader, UserCheckCallback);
	}

	void UserCheckCallback(UnityWebRequest response ){

		var res = JSON.Parse (response.downloadHandler.text);
		//user already exist code = 500
		if (response.responseCode == 200) {

			if (res != null) {
				RootObject responseModel = JsonUtility.FromJson<RootObject> (response.downloadHandler.text);
				SaveUser (responseModel);
			} else {
				//Jeetesh - Hack - User already exist but we didn't get user data from server.
				Debug.Log("User present but details didn't come from server");
				AppManager.Instnace.messageBoxManager.HidePreloader ();
			}
		} else if(response.responseCode == 402) {

			UserNotRegistered ();
		}
	}
	void SaveUser(RootObject responseModel) {

		D _d = responseModel.d;
		OTPL.modal.User _user = _d.User;

		AppManager.Instnace.userId = _user.Id;
		AppManager.Instnace.regionId = _user.RegionId;
		AppManager.Instnace.userEmail = _user.Email;

		//Save Profile Picture
		StartCoroutine(AppManager.Instnace.SavePictureWithUrlAsPNG(profilePicUrl));
        ACPUnityPlugin.Instnace.trackSocial("Google", "GoogleLogin", "GoogleLoginUserLoggedIn");

		UserDataService userDbService = new UserDataService ();
		//if the user id exist then update user otherwise
		if (userDbService.UserExist (_user.Email) > 0) {
			userDbService.CreateOrReplaceUser (_user.Id, _user.Address1, _user.Address2, _user.Country, _user.DateOfBirth, _user.Email, _user.FirstName, _user.LastName, _user.Gender, _user.Mobile, _user.PostCode,
				_user.RelationshipStatus, _user.State, _user.Suburb, _user.FacebookId, _user.GoogleId, _user.LinkedinId, _user.Password, _user.PasswordSalt, _user.RegionId, WebService.Instnace.appUser.LoginInfo, WebService.Instnace.appUser.isLoggedIn, _user.DateCreated, _user.interest);
		} else {
			userDbService.CreateOrReplaceUser (_user.Id, _user.Address1, _user.Address2, _user.Country, _user.DateOfBirth, _user.Email, _user.FirstName, _user.LastName, _user.Gender, _user.Mobile, _user.PostCode,
				_user.RelationshipStatus, _user.State, _user.Suburb, _user.FacebookId, _user.GoogleId, _user.LinkedinId, _user.Password, _user.PasswordSalt, _user.RegionId, WebService.Instnace.appUser.LoginInfo, WebService.Instnace.appUser.isLoggedIn, _user.DateCreated, _user.interest);
		}
		AppManager.Instnace.GoToScanScreen ();
	}

	void UserNotRegistered() {
		CanvasManager.Instnace.ReturnPanelManager(ePanelManager.MainMenuPanelManager).NavigateToPanel(ePanels.SignUp_Panel);
	}

}