Google Play Services

Código:

using UnityEngine;
using System;
using GooglePlayGames;
using GooglePlayGames.BasicApi;

public class Placares : MonoBehaviour
{
    //string leaderboardID = "CgkIs8y8oM4ZEAIQAA";
    public static PlayGamesPlatform platform;

    void Start()
    {
        if (platform == null)
        {
            PlayGamesClientConfiguration config = new PlayGamesClientConfiguration.Builder().Build();
            PlayGamesPlatform.InitializeInstance(config);
            PlayGamesPlatform.DebugLogEnabled = true;
            platform = PlayGamesPlatform.Activate();
        }

        Social.Active.localUser.Authenticate(success =>
        {
            if (success)
            {
                Debug.Log("Logged in successfully");
            }
            else
            {
                Debug.Log("Login Failed");
            }
        });
    }




    public static void  addScore(int score)
    {
        if (Social.Active.localUser.authenticated)
        {
            Social.ReportScore(score, "CgkIs8y8oM4ZEAIQAA" , success => { });
        }
    }

    public void showScore()
    {
        if (Social.Active.localUser.authenticated)
        {
            platform.ShowLeaderboardUI();
        }
    }
 
       

}


GOOGLE PLAY SERVICES