using System;
using System.Threading.Tasks;
using UnityEngine;

namespace Mogafa.Unity.Common.Contexts
{
    public class MogafaApplication
    {
        private static string deviceId;
        public static Task<string> GetDeviceId()
        {
            var tcs = new TaskCompletionSource<string>();
            if (!string.IsNullOrEmpty(deviceId))
            {
                tcs.SetResult(deviceId);
                return tcs.Task;
            }

#if UNITY_ANDROID && !UNITY_EDITOR
            try
            {
                AndroidJavaClass up = new AndroidJavaClass("com.unity3d.player.UnityPlayer");
                AndroidJavaObject currentActivity = up.GetStatic<AndroidJavaObject>("currentActivity");
                AndroidJavaClass client = new AndroidJavaClass("com.google.android.gms.ads.identifier.AdvertisingIdClient");
                AndroidJavaObject adInfo = client.CallStatic<AndroidJavaObject>("getAdvertisingIdInfo", currentActivity);
                deviceId = adInfo.Call<string>("getId").ToString();
                if(Guid.Empty.ToString() == deviceId)
                {
                    deviceId = SystemInfo.deviceUniqueIdentifier;
                }
                tcs.SetResult(deviceId);
            }
            catch (Exception ex)
            {
                deviceId = SystemInfo.deviceUniqueIdentifier;
                tcs.SetResult(deviceId);
            }
#elif UNITY_IOS && !UNIRY_EDITOR
            deviceId = UnityEngine.iOS.Device.vendorIdentifier;
            tcs.SetResult(deviceId);
#else
            deviceId = SystemInfo.deviceUniqueIdentifier;
            tcs.SetResult(deviceId);
#endif
            return tcs.Task;
        }
        public static string PlatfromName
        {
            get
            {
                switch (Application.platform)
                {
                    case RuntimePlatform.Android:
                        return PlatformNames.Android;
                    case RuntimePlatform.IPhonePlayer:
                        return PlatformNames.iOS;
                    case RuntimePlatform.WindowsPlayer:
                        return PlatformNames.Windows;
                    case RuntimePlatform.OSXPlayer:
                        return PlatformNames.Mac;
                }
                return PlatformNames.Others;
            }
        }
    }
}