using UnityEngine;
using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using AOT;
using AudienceNetwork.Utility;

namespace AudienceNetwork
{
    public delegate void FBInterstitialAdBridgeCallback();
    public delegate void FBInterstitialAdBridgeErrorCallback(string error);
    internal delegate void FBInterstitialAdBridgeExternalCallback(int uniqueId);
    internal delegate void FBInterstitialAdBridgeErrorExternalCallback(int uniqueId, string error);

    public sealed class InterstitialAd : IDisposable
    {
        private readonly int uniqueId;
        private bool isLoaded;
        private AdHandler handler;

        public string PlacementId { get; private set; }

        public FBInterstitialAdBridgeCallback InterstitialAdDidLoad
        {
            internal get
            {
                return interstitialAdDidLoad;
            }
            set
            {
                interstitialAdDidLoad = value;
                InterstitialAdBridge.Instance.OnLoad(uniqueId, interstitialAdDidLoad);
            }
        }

        public FBInterstitialAdBridgeCallback InterstitialAdWillLogImpression
        {
            internal get
            {
                return interstitialAdWillLogImpression;
            }
            set
            {
                interstitialAdWillLogImpression = value;
                InterstitialAdBridge.Instance.OnImpression(uniqueId, interstitialAdWillLogImpression);
            }
        }

        public FBInterstitialAdBridgeErrorCallback InterstitialAdDidFailWithError
        {
            internal get
            {
                return interstitialAdDidFailWithError;
            }
            set
            {
                interstitialAdDidFailWithError = value;
                InterstitialAdBridge.Instance.OnError(uniqueId, interstitialAdDidFailWithError);
            }
        }

        public FBInterstitialAdBridgeCallback InterstitialAdDidClick
        {
            internal get
            {
                return interstitialAdDidClick;
            }
            set
            {
                interstitialAdDidClick = value;
                InterstitialAdBridge.Instance.OnClick(uniqueId, interstitialAdDidClick);
            }
        }

        public FBInterstitialAdBridgeCallback InterstitialAdWillClose
        {
            internal get
            {
                return interstitialAdWillClose;
            }
            set
            {
                interstitialAdWillClose = value;
                InterstitialAdBridge.Instance.OnWillClose(uniqueId, interstitialAdWillClose);
            }
        }

        public FBInterstitialAdBridgeCallback InterstitialAdDidClose
        {
            internal get
            {
                return interstitialAdDidClose;
            }
            set
            {
                interstitialAdDidClose = value;
                InterstitialAdBridge.Instance.OnDidClose(uniqueId, interstitialAdDidClose);
            }
        }

        public FBInterstitialAdBridgeCallback InterstitialAdActivityDestroyed
        {
            internal get
            {
                return interstitialAdActivityDestroyed;
            }
            set
            {
                interstitialAdActivityDestroyed = value;
                InterstitialAdBridge.Instance.OnActivityDestroyed(uniqueId, interstitialAdActivityDestroyed);
            }
        }

        public FBInterstitialAdBridgeCallback interstitialAdDidLoad;
        public FBInterstitialAdBridgeCallback interstitialAdWillLogImpression;
        public FBInterstitialAdBridgeErrorCallback interstitialAdDidFailWithError;
        public FBInterstitialAdBridgeCallback interstitialAdDidClick;
        public FBInterstitialAdBridgeCallback interstitialAdWillClose;
        public FBInterstitialAdBridgeCallback interstitialAdDidClose;
        public FBInterstitialAdBridgeCallback interstitialAdActivityDestroyed;

        public InterstitialAd(string placementId)
        {
            AudienceNetworkAds.Initialize();

            PlacementId = placementId;

            if (Application.platform != RuntimePlatform.OSXEditor)
            {
                uniqueId = InterstitialAdBridge.Instance.Create(placementId, this);

                InterstitialAdBridge.Instance.OnLoad(uniqueId, InterstitialAdDidLoad);
                InterstitialAdBridge.Instance.OnImpression(uniqueId, InterstitialAdWillLogImpression);
                InterstitialAdBridge.Instance.OnClick(uniqueId, InterstitialAdDidClick);
                InterstitialAdBridge.Instance.OnError(uniqueId, InterstitialAdDidFailWithError);
                InterstitialAdBridge.Instance.OnWillClose(uniqueId, InterstitialAdWillClose);
                InterstitialAdBridge.Instance.OnDidClose(uniqueId, InterstitialAdDidClose);
                InterstitialAdBridge.Instance.OnActivityDestroyed(uniqueId, InterstitialAdActivityDestroyed);
            }
        }

        ~InterstitialAd()
        {
            Dispose(false);
        }

        public void Dispose()
        {
            Dispose(true);
            GC.SuppressFinalize(this);
        }

        private void Dispose(Boolean iAmBeingCalledFromDisposeAndNotFinalize)
        {
            Debug.Log("Interstitial Ad Disposed.");
            InterstitialAdBridge.Instance.Release(uniqueId);
        }

        public override string ToString()
        {
            return string.Format(
                       "[InterstitialAd: " +
                       "PlacementId={0}, " +
                       "InterstitialAdDidLoad={1}, " +
                       "InterstitialAdWillLogImpression={2}, " +
                       "InterstitialAdDidFailWithError={3}, " +
                       "InterstitialAdDidClick={4}, " +
                       "InterstitialAdWillClose={5}, " +
                       "InterstitialAdDidClose={6}], " +
                       "InterstitialAdActivityDestroyed={7}]",
                       PlacementId,
                       InterstitialAdDidLoad,
                       InterstitialAdWillLogImpression,
                       InterstitialAdDidFailWithError,
                       InterstitialAdDidClick,
                       InterstitialAdWillClose,
                       InterstitialAdDidClose,
                       InterstitialAdActivityDestroyed);
        }

        public void Register(GameObject gameObject)
        {
            handler = gameObject.AddComponent<AdHandler>();
        }

        public void LoadAd()
        {
            if (Application.platform != RuntimePlatform.OSXEditor)
            {
                InterstitialAdBridge.Instance.Load(uniqueId);
            }
            else
            {
                InterstitialAdDidLoad();
            }
        }

        public void LoadAd(String bidPayload)
        {
            if (Application.platform != RuntimePlatform.OSXEditor)
            {
                InterstitialAdBridge.Instance.Load(uniqueId, bidPayload);
            }
            else
            {
                InterstitialAdDidLoad();
            }
        }

        public bool IsValid()
        {
            if (Application.platform != RuntimePlatform.OSXEditor)
            {
                return (isLoaded && InterstitialAdBridge.Instance.IsValid(uniqueId));
            }
            else
            {
                return true;
            }
        }

        internal void LoadAdFromData()
        {
            isLoaded = true;

            if (InterstitialAdDidLoad != null)
            {
                handler.ExecuteOnMainThread(() =>
                {
                    InterstitialAdDidLoad();
                });
            }
        }

        public bool Show()
        {
            return InterstitialAdBridge.Instance.Show(uniqueId);
        }

        public void SetExtraHints(ExtraHints extraHints)
        {
            InterstitialAdBridge.Instance.SetExtraHints(uniqueId, extraHints);
        }

        internal void ExecuteOnMainThread(Action action)
        {
            if (handler)
            {
                handler.ExecuteOnMainThread(action);
            }
        }

        public static implicit operator bool(InterstitialAd obj)
        {
            return !(object.ReferenceEquals(obj, null));
        }
    }

    internal interface IInterstitialAdBridge
    {
        int Create(string placementId,
                   InterstitialAd interstitialAd);

        int Load(int uniqueId);

        int Load(int uniqueId, String bidPayload);

        bool IsValid(int uniqueId);

        bool Show(int uniqueId);

        void SetExtraHints(int uniqueId, ExtraHints extraHints);

        void Release(int uniqueId);

        void OnLoad(int uniqueId,
                    FBInterstitialAdBridgeCallback callback);

        void OnImpression(int uniqueId,
                          FBInterstitialAdBridgeCallback callback);

        void OnClick(int uniqueId,
                     FBInterstitialAdBridgeCallback callback);

        void OnError(int uniqueId,
                     FBInterstitialAdBridgeErrorCallback callback);

        void OnWillClose(int uniqueId,
                         FBInterstitialAdBridgeCallback callback);

        void OnDidClose(int uniqueId,
                        FBInterstitialAdBridgeCallback callback);

        void OnActivityDestroyed(int uniqueId,
                                 FBInterstitialAdBridgeCallback callback);
    }

    internal class InterstitialAdBridge : IInterstitialAdBridge
    {

        /* Interface to Interstitial implementation */

        public static readonly IInterstitialAdBridge Instance;

        internal InterstitialAdBridge()
        {
        }

        static InterstitialAdBridge()
        {
            Instance = InterstitialAdBridge.CreateInstance();
        }

        private static IInterstitialAdBridge CreateInstance()
        {
            if (Application.platform != RuntimePlatform.OSXEditor)
            {
#if UNITY_IOS
                return new InterstitialAdBridgeIOS();
#elif UNITY_ANDROID
                return new InterstitialAdBridgeAndroid();
#endif
            }
            return new InterstitialAdBridge();

        }

        public virtual int Create(string placementId,
                                  InterstitialAd InterstitialAd)
        {
            return 123;
        }

        public virtual int Load(int uniqueId)
        {
            return 123;
        }

        public virtual int Load(int uniqueId, String bidPayload)
        {
            return 123;
        }

        public virtual bool IsValid(int uniqueId)
        {
            return true;
        }

        public virtual bool Show(int uniqueId)
        {
            return true;
        }

        public virtual void SetExtraHints(int uniqueId, ExtraHints extraHints)
        {
        }

        public virtual void Release(int uniqueId)
        {
        }

        public virtual void OnLoad(int uniqueId,
                                   FBInterstitialAdBridgeCallback callback)
        {
        }

        public virtual void OnImpression(int uniqueId,
                                         FBInterstitialAdBridgeCallback callback)
        {
        }

        public virtual void OnClick(int uniqueId,
                                    FBInterstitialAdBridgeCallback callback)
        {
        }

        public virtual void OnError(int uniqueId,
                                    FBInterstitialAdBridgeErrorCallback callback)
        {
        }

        public virtual void OnWillClose(int uniqueId,
                                        FBInterstitialAdBridgeCallback callback)
        {
        }

        public virtual void OnDidClose(int uniqueId,
                                       FBInterstitialAdBridgeCallback callback)
        {
        }

        public virtual void OnActivityDestroyed(int uniqueId,
                                                FBInterstitialAdBridgeCallback callback)
        {
        }
    }

#if UNITY_ANDROID
    internal class InterstitialAdBridgeAndroid : InterstitialAdBridge
    {

        private static Dictionary<int, InterstitialAdContainer> interstitialAds = new Dictionary<int, InterstitialAdContainer>();
        private static int lastKey;

        private AndroidJavaObject InterstitialAdForuniqueId(int uniqueId)
        {
            InterstitialAdContainer interstitialAdContainer = null;
            bool success = InterstitialAdBridgeAndroid.interstitialAds.TryGetValue(uniqueId, out interstitialAdContainer);
            if (success)
            {
                return interstitialAdContainer.bridgedInterstitialAd;
            }
            else
            {
                return null;
            }
        }

        private InterstitialAdContainer InterstitialAdContainerForuniqueId(int uniqueId)
        {
            InterstitialAdContainer interstitialAdContainer = null;
            bool success = InterstitialAdBridgeAndroid.interstitialAds.TryGetValue(uniqueId, out interstitialAdContainer);
            if (success)
            {
                return interstitialAdContainer;
            }
            else
            {
                return null;
            }
        }

        private string GetStringForuniqueId(int uniqueId,
                                            string method)
        {
            AndroidJavaObject interstitialAd = InterstitialAdForuniqueId(uniqueId);
            if (interstitialAd != null)
            {
                return interstitialAd.Call<string>(method);
            }
            else
            {
                return null;
            }
        }

        private string GetImageURLForuniqueId(int uniqueId,
                                              string method)
        {
            AndroidJavaObject interstitialAd = InterstitialAdForuniqueId(uniqueId);
            if (interstitialAd != null)
            {
                AndroidJavaObject image = interstitialAd.Call<AndroidJavaObject>(method);
                if (image != null)
                {
                    return image.Call<string>("getUrl");
                }
            }
            return null;
        }

        public override int Create(string placementId,
                                   InterstitialAd interstitialAd)
        {
            AdUtility.Prepare();
            AndroidJavaClass unityPlayer = new AndroidJavaClass("com.unity3d.player.UnityPlayer");
            AndroidJavaObject currentActivity = unityPlayer.GetStatic<AndroidJavaObject>("currentActivity");
            AndroidJavaObject context = currentActivity.Call<AndroidJavaObject>("getApplicationContext");
            AndroidJavaObject bridgedInterstitialAd = new AndroidJavaObject("com.facebook.ads.InterstitialAd", context, placementId);

            InterstitialAdBridgeListenerProxy proxy = new InterstitialAdBridgeListenerProxy(interstitialAd, bridgedInterstitialAd);

            InterstitialAdContainer interstitialAdContainer = new InterstitialAdContainer(interstitialAd)
            {
                bridgedInterstitialAd = bridgedInterstitialAd,
                listenerProxy = proxy
            };

            int key = InterstitialAdBridgeAndroid.lastKey;
            InterstitialAdBridgeAndroid.interstitialAds.Add(key, interstitialAdContainer);
            InterstitialAdBridgeAndroid.lastKey++;
            return key;
        }

        public override int Load(int uniqueId)
        {
            AdUtility.Prepare();
            InterstitialAdContainer interstitialAdContainer = InterstitialAdContainerForuniqueId(uniqueId);
            if (interstitialAdContainer != null)
            {
                interstitialAdContainer.Load();
            }
            return uniqueId;
        }

        public override int Load(int uniqueId, String bidPayload)
        {
            AdUtility.Prepare();
            InterstitialAdContainer interstitialAdContainer = InterstitialAdContainerForuniqueId(uniqueId);
            if (interstitialAdContainer != null)
            {
                interstitialAdContainer.Load(bidPayload);
            }
            return uniqueId;
        }

        public override bool IsValid(int uniqueId)
        {
            AndroidJavaObject interstitialAd = InterstitialAdForuniqueId(uniqueId);
            if (interstitialAd != null)
            {
                return !interstitialAd.Call<bool>("isAdInvalidated");
            }
            else
            {
                return false;
            }
        }

        public override bool Show(int uniqueId)
        {
            AndroidJavaObject interstitialAd = InterstitialAdForuniqueId(uniqueId);
            if (interstitialAd != null)
            {
                return interstitialAd.Call<bool>("show");
            }
            else
            {
                return false;
            }
        }

        public override void Release(int uniqueId)
        {
            AndroidJavaObject interstitialAd = InterstitialAdForuniqueId(uniqueId);
            if (interstitialAd != null)
            {
                interstitialAd.Call("destroy");
            }
            InterstitialAdBridgeAndroid.interstitialAds.Remove(uniqueId);
        }

        public override void SetExtraHints(int uniqueId, ExtraHints extraHints)
        {
            AdUtility.Prepare();
            AndroidJavaObject interstitialAd = InterstitialAdForuniqueId(uniqueId);

            if (interstitialAd != null)
            {
                interstitialAd.Call("setExtraHints", extraHints.GetAndroidObject());
            }
        }

        public override void OnLoad(int uniqueId, FBInterstitialAdBridgeCallback callback) { }
        public override void OnImpression(int uniqueId, FBInterstitialAdBridgeCallback callback) { }
        public override void OnClick(int uniqueId, FBInterstitialAdBridgeCallback callback) { }
        public override void OnError(int uniqueId, FBInterstitialAdBridgeErrorCallback callback) { }
        public override void OnWillClose(int uniqueId, FBInterstitialAdBridgeCallback callback) { }
        public override void OnDidClose(int uniqueId, FBInterstitialAdBridgeCallback callback) { }
        public override void OnActivityDestroyed(int uniqueId, FBInterstitialAdBridgeCallback callback) { }

    }

#endif

#if UNITY_IOS
    internal class InterstitialAdBridgeIOS : InterstitialAdBridge
    {

        private static Dictionary<int, InterstitialAdContainer> interstitialAds = new Dictionary<int, InterstitialAdContainer>();

        private static InterstitialAdContainer interstitialAdContainerForuniqueId(int uniqueId)
        {
            InterstitialAdContainer interstitialAd = null;
            bool success = InterstitialAdBridgeIOS.interstitialAds.TryGetValue(uniqueId, out interstitialAd);
            if (success)
            {
                return interstitialAd;
            }
            else
            {
                return null;
            }
        }

        [DllImport("__Internal")]
        private static extern int FBInterstitialAdBridgeCreate(string placementId);

        [DllImport("__Internal")]
        private static extern int FBInterstitialAdBridgeLoad(int uniqueId);

        [DllImport("__Internal")]
        private static extern int FBInterstitialAdBridgeLoadWithBidPayload(int uniqueId, string bidPayload);

        [DllImport("__Internal")]
        private static extern bool FBInterstitialAdBridgeIsValid(int uniqueId);

        [DllImport("__Internal")]
        private static extern bool FBInterstitialAdBridgeShow(int uniqueId);

        [DllImport("__Internal")]
        private static extern void FBInterstitialAdBridgeSetExtraHints(int uniqueId, string extraHints);

        [DllImport("__Internal")]
        private static extern void FBInterstitialAdBridgeRelease(int uniqueId);

        [DllImport("__Internal")]
        private static extern void FBInterstitialAdBridgeOnLoad(int uniqueId,
                FBInterstitialAdBridgeExternalCallback callback);

        [DllImport("__Internal")]
        private static extern void FBInterstitialAdBridgeOnImpression(int uniqueId,
                FBInterstitialAdBridgeExternalCallback callback);

        [DllImport("__Internal")]
        private static extern void FBInterstitialAdBridgeOnClick(int uniqueId,
                FBInterstitialAdBridgeExternalCallback callback);

        [DllImport("__Internal")]
        private static extern void FBInterstitialAdBridgeOnError(int uniqueId,
                FBInterstitialAdBridgeErrorExternalCallback callback);

        [DllImport("__Internal")]
        private static extern void FBInterstitialAdBridgeOnDidClose(int uniqueId,
                FBInterstitialAdBridgeExternalCallback callback);

        [DllImport("__Internal")]
        private static extern void FBInterstitialAdBridgeOnWillClose(int uniqueId,
                FBInterstitialAdBridgeExternalCallback callback);

        public override int Create(string placementId,
                                   InterstitialAd interstitialAd)
        {
            int uniqueId = InterstitialAdBridgeIOS.FBInterstitialAdBridgeCreate(placementId);
            InterstitialAdBridgeIOS.interstitialAds.Add(uniqueId, new InterstitialAdContainer(interstitialAd));
            InterstitialAdBridgeIOS.FBInterstitialAdBridgeOnLoad(uniqueId, interstitialAdDidLoadBridgeCallback);
            InterstitialAdBridgeIOS.FBInterstitialAdBridgeOnImpression(uniqueId, interstitialAdWillLogImpressionBridgeCallback);
            InterstitialAdBridgeIOS.FBInterstitialAdBridgeOnClick(uniqueId, interstitialAdDidClickBridgeCallback);
            InterstitialAdBridgeIOS.FBInterstitialAdBridgeOnError(uniqueId, interstitialAdDidFailWithErrorBridgeCallback);
            InterstitialAdBridgeIOS.FBInterstitialAdBridgeOnDidClose(uniqueId, interstitialAdDidCloseBridgeCallback);
            InterstitialAdBridgeIOS.FBInterstitialAdBridgeOnWillClose(uniqueId, interstitialAdWillCloseBridgeCallback);

            return uniqueId;
        }

        public override int Load(int uniqueId)
        {
            return InterstitialAdBridgeIOS.FBInterstitialAdBridgeLoad(uniqueId);
        }

        public override int Load(int uniqueId, string bidPayload)
        {
            return InterstitialAdBridgeIOS.FBInterstitialAdBridgeLoadWithBidPayload(uniqueId, bidPayload);
        }

        public override bool IsValid(int uniqueId)
        {
            return InterstitialAdBridgeIOS.FBInterstitialAdBridgeIsValid(uniqueId);
        }

        public override bool Show(int uniqueId)
        {
            return InterstitialAdBridgeIOS.FBInterstitialAdBridgeShow(uniqueId);
        }

        public override void SetExtraHints(int uniqueId, ExtraHints extraHints)
        {
            InterstitialAdBridgeIOS.FBInterstitialAdBridgeSetExtraHints(uniqueId, JsonUtility.ToJson(extraHints));
        }

        public override void Release(int uniqueId)
        {
            InterstitialAdBridgeIOS.interstitialAds.Remove(uniqueId);
            InterstitialAdBridgeIOS.FBInterstitialAdBridgeRelease(uniqueId);
        }

        // Sets up internal managed callbacks

        public override void OnLoad(int uniqueId,
                                    FBInterstitialAdBridgeCallback callback)
        {
            InterstitialAdContainer container = InterstitialAdBridgeIOS.interstitialAdContainerForuniqueId(uniqueId);
            if (container)
            {
                container.onLoad = container.interstitialAd.LoadAdFromData;
            }
        }

        public override void OnImpression(int uniqueId,
                                          FBInterstitialAdBridgeCallback callback)
        {
            InterstitialAdContainer container = InterstitialAdBridgeIOS.interstitialAdContainerForuniqueId(uniqueId);
            if (container)
            {
                container.onImpression = callback;
            }
        }

        public override void OnClick(int uniqueId,
                                     FBInterstitialAdBridgeCallback callback)
        {
            InterstitialAdContainer container = InterstitialAdBridgeIOS.interstitialAdContainerForuniqueId(uniqueId);
            if (container)
            {
                container.onClick = callback;
            }
        }

        public override void OnError(int uniqueId,
                                     FBInterstitialAdBridgeErrorCallback callback)
        {
            InterstitialAdContainer container = InterstitialAdBridgeIOS.interstitialAdContainerForuniqueId(uniqueId);
            if (container)
            {
                container.onError = callback;
            }
        }

        public override void OnDidClose(int uniqueId,
                                        FBInterstitialAdBridgeCallback callback)
        {
            InterstitialAdContainer container = InterstitialAdBridgeIOS.interstitialAdContainerForuniqueId(uniqueId);
            if (container)
            {
                container.onDidClose = callback;
            }
        }

        public override void OnWillClose(int uniqueId,
                                         FBInterstitialAdBridgeCallback callback)
        {
            InterstitialAdContainer container = InterstitialAdBridgeIOS.interstitialAdContainerForuniqueId(uniqueId);
            if (container)
            {
                container.onWillClose = callback;
            }
        }

        // External unmanaged callbacks (must be static)

        [MonoPInvokeCallback(typeof(FBInterstitialAdBridgeExternalCallback))]
        private static void interstitialAdDidLoadBridgeCallback(int uniqueId)
        {
            InterstitialAdContainer container = InterstitialAdBridgeIOS.interstitialAdContainerForuniqueId(uniqueId);
            if (container && container.onLoad != null)
            {
                container.onLoad();
            }
        }

        [MonoPInvokeCallback(typeof(FBInterstitialAdBridgeExternalCallback))]
        private static void interstitialAdWillLogImpressionBridgeCallback(int uniqueId)
        {
            InterstitialAdContainer container = InterstitialAdBridgeIOS.interstitialAdContainerForuniqueId(uniqueId);
            if (container && container.onImpression != null)
            {
                container.onImpression();
            }
        }

        [MonoPInvokeCallback(typeof(FBInterstitialAdBridgeErrorExternalCallback))]
        private static void interstitialAdDidFailWithErrorBridgeCallback(int uniqueId, string error)
        {
            InterstitialAdContainer container = InterstitialAdBridgeIOS.interstitialAdContainerForuniqueId(uniqueId);
            if (container && container.onError != null)
            {
                container.onError(error);
            }
        }

        [MonoPInvokeCallback(typeof(FBInterstitialAdBridgeExternalCallback))]
        private static void interstitialAdDidClickBridgeCallback(int uniqueId)
        {
            InterstitialAdContainer container = InterstitialAdBridgeIOS.interstitialAdContainerForuniqueId(uniqueId);
            if (container && container.onClick != null)
            {
                container.onClick();
            }
        }

        [MonoPInvokeCallback(typeof(FBInterstitialAdBridgeExternalCallback))]
        private static void interstitialAdDidCloseBridgeCallback(int uniqueId)
        {
            InterstitialAdContainer container = InterstitialAdBridgeIOS.interstitialAdContainerForuniqueId(uniqueId);
            if (container && container.onDidClose != null)
            {
                container.onDidClose();
            }
        }

        [MonoPInvokeCallback(typeof(FBInterstitialAdBridgeExternalCallback))]
        private static void interstitialAdWillCloseBridgeCallback(int uniqueId)
        {
            InterstitialAdContainer container = InterstitialAdBridgeIOS.interstitialAdContainerForuniqueId(uniqueId);
            if (container && container.onWillClose != null)
            {
                container.onWillClose();
            }
        }

    }
#endif

    internal class InterstitialAdContainer
    {
        internal InterstitialAd interstitialAd { get; set; }

        // iOS
        internal FBInterstitialAdBridgeCallback onLoad { get; set; }
        internal FBInterstitialAdBridgeCallback onImpression { get; set; }
        internal FBInterstitialAdBridgeCallback onClick { get; set; }
        internal FBInterstitialAdBridgeErrorCallback onError { get; set; }
        internal FBInterstitialAdBridgeCallback onDidClose { get; set; }
        internal FBInterstitialAdBridgeCallback onWillClose { get; set; }
        internal FBInterstitialAdBridgeCallback onActivityDestroyed { get; set; }

        // Android
#if UNITY_ANDROID
        internal AndroidJavaProxy listenerProxy;
        internal AndroidJavaObject bridgedInterstitialAd;
#endif

        internal InterstitialAdContainer(InterstitialAd interstitialAd)
        {
            this.interstitialAd = interstitialAd;
        }

        public override string ToString()
        {
            return string.Format("[InterstitialAdContainer: interstitialAd={0}, onLoad={1}]", interstitialAd, onLoad);
        }

        public static implicit operator bool(InterstitialAdContainer obj)
        {
            return !(object.ReferenceEquals(obj, null));
        }

#if UNITY_ANDROID
        internal AndroidJavaObject LoadAdConfig(String bidPayload)
        {
            AndroidJavaObject configBuilder = bridgedInterstitialAd.Call<AndroidJavaObject>("buildLoadAdConfig");
            configBuilder.Call<AndroidJavaObject>("withAdListener", listenerProxy);
            if (bidPayload != null)
            {
                configBuilder.Call<AndroidJavaObject>("withBid", bidPayload);
            }
            return configBuilder.Call<AndroidJavaObject>("build");
        }

        public void Load()
        {
            Load(null);
        }
        public void Load(String bidPayload)
        {
            AndroidJavaObject loadConfig = LoadAdConfig(bidPayload);
            bridgedInterstitialAd.Call("loadAd", loadConfig);
        }
#endif
    }

#if UNITY_ANDROID
    internal class InterstitialAdBridgeListenerProxy : AndroidJavaProxy
    {
        private InterstitialAd interstitialAd;
#pragma warning disable 0414
        private readonly AndroidJavaObject bridgedInterstitialAd;
#pragma warning restore 0414

        public InterstitialAdBridgeListenerProxy(InterstitialAd interstitialAd,
                AndroidJavaObject bridgedInterstitialAd)
            : base("com.facebook.ads.InterstitialAdExtendedListener")
        {
            this.interstitialAd = interstitialAd;
            this.bridgedInterstitialAd = bridgedInterstitialAd;
        }

        void onError(AndroidJavaObject ad,
                     AndroidJavaObject error)
        {
            string errorMessage = error.Call<string>("getErrorMessage");
            if (interstitialAd.InterstitialAdDidFailWithError != null)
            {
                interstitialAd.ExecuteOnMainThread(() =>
                {
                    interstitialAd.InterstitialAdDidFailWithError(errorMessage);
                });
            }
        }

        void onAdLoaded(AndroidJavaObject ad)
        {
            interstitialAd.LoadAdFromData();
        }

        // Not executing on the main thread - otherwise InterstitialAdDidClick
        // will only be called after the Interstitial activity be destroyed
        void onAdClicked(AndroidJavaObject ad)
        {
            if (interstitialAd.InterstitialAdDidClick != null)
            {
                interstitialAd.ExecuteOnMainThread(() =>
                {
                    interstitialAd.InterstitialAdDidClick();
                });
            }
        }

        void onInterstitialDisplayed(AndroidJavaObject ad)
        {
            // Not reporting anything so it won't double with InterstitialAdWillLogImpression
        }

        void onInterstitialDismissed(AndroidJavaObject ad)
        {
            if (interstitialAd.InterstitialAdDidClose != null)
            {
                interstitialAd.ExecuteOnMainThread(() =>
                {
                    interstitialAd.InterstitialAdDidClose();
                });
            }
        }

        // Not executing on the main thread - otherwise InterstitialAdWillLogImpression
        // will only be called after the Interstitial activity be destroyed
        void onLoggingImpression(AndroidJavaObject ad)
        {
            if (interstitialAd.InterstitialAdWillLogImpression != null)
            {
                interstitialAd.ExecuteOnMainThread(() =>
                {
                    interstitialAd.InterstitialAdWillLogImpression();
                });
            }
        }

        void onInterstitialActivityDestroyed()
        {
            if (interstitialAd.InterstitialAdActivityDestroyed != null)
            {
                interstitialAd.ExecuteOnMainThread(() =>
                {
                    interstitialAd.InterstitialAdActivityDestroyed();
                });
            }
        }
    }
#endif
}