using System.Collections;
using System.Collections.Generic;
using System;
using Newtonsoft.Json;

public partial class AdManager
{
    int retryAttemptInterstitial;
    private Action<int> _interstitialAdCallback;

    public void InitializeInterstitialAds()
    {
        // Attach callback
        MaxSdkCallbacks.Interstitial.OnAdLoadedEvent += OnInterstitialLoadedEvent;
        MaxSdkCallbacks.Interstitial.OnAdLoadFailedEvent += OnInterstitialLoadFailedEvent;
        MaxSdkCallbacks.Interstitial.OnAdDisplayedEvent += OnInterstitialDisplayedEvent;
        MaxSdkCallbacks.Interstitial.OnAdClickedEvent += OnInterstitialClickedEvent;
        MaxSdkCallbacks.Interstitial.OnAdRevenuePaidEvent += OnInterstitialAdRevenuePaidEvent;
        MaxSdkCallbacks.Interstitial.OnAdHiddenEvent += OnInterstitialHiddenEvent;
        MaxSdkCallbacks.Interstitial.OnAdDisplayFailedEvent += OnInterstitialAdFailedToDisplayEvent;

        // Load the first interstitial
        LoadInterstitial();
    }

    private void LoadInterstitial()
    {
        MaxSdk.LoadInterstitial(adInterstitialUnitId);
    }

    private void OnInterstitialLoadedEvent(string adUnitId, MaxSdkBase.AdInfo adInfo)
    {
        // Interstitial ad is ready for you to show. MaxSdk.IsInterstitialReady(adUnitId) now returns 'true'

        // Reset retry attempt
        retryAttemptInterstitial = 0;
    }

    private void OnInterstitialLoadFailedEvent(string adUnitId, MaxSdkBase.ErrorInfo errorInfo)
    {
        // Interstitial ad failed to load 
        // AppLovin recommends that you retry with exponentially higher delays, up to a maximum delay (in this case 64 seconds)

        retryAttemptInterstitial++;
        double retryDelay = Math.Pow(2, Math.Min(6, retryAttemptInterstitial));

        Invoke("LoadInterstitial", (float)retryDelay);
    }

    private void OnInterstitialDisplayedEvent(string adUnitId, MaxSdkBase.AdInfo adInfo)
    {
        _interstitialAdCallback?.Invoke(0);
    }

    private void OnInterstitialAdFailedToDisplayEvent(string adUnitId, MaxSdkBase.ErrorInfo errorInfo, MaxSdkBase.AdInfo adInfo)
    {
        // Interstitial ad failed to display. AppLovin recommends that you load the next ad.
        LoadInterstitial();
        _interstitialAdCallback?.Invoke(1);
    }

    private void OnInterstitialClickedEvent(string adUnitId, MaxSdkBase.AdInfo adInfo) { }

    private void OnInterstitialHiddenEvent(string adUnitId, MaxSdkBase.AdInfo adInfo)
    {
        // Interstitial ad is hidden. Pre-load the next ad.
        LoadInterstitial();
        _interstitialAdCallback?.Invoke(1);
    }

    private void OnInterstitialAdRevenuePaidEvent(string adUnitId, MaxSdkBase.AdInfo adInfo)
    {
        if (luaAdRevenuePaidEventCallback == null)
        {
            return;
        }
        double revenue = adInfo.Revenue;
        // Miscellaneous data
        string countryCode = MaxSdk.GetSdkConfiguration().CountryCode; // "US" for the United States, etc - Note: Do not confuse this with currency code which is "USD" in most cases!
        string networkName = adInfo.NetworkName; // Display name of the network that showed the ad (e.g. "AdColony")
        string adUnitIdentifier = adInfo.AdUnitIdentifier; // The MAX Ad Unit ID
        string placement = adInfo.Placement; // The placement this ad's postbacks are tied to
        string networkPlacement = adInfo.NetworkPlacement; // The placement ID from the network that showed the ad
        string adFormat = adInfo.AdFormat;

        var dict = new Dictionary<string, System.Object>();
        dict.Add("revenue", revenue);
        dict.Add("country_code", countryCode);
        dict.Add("network_name", networkName);
        dict.Add("ad_unit_Id", adUnitId);
        dict.Add("ad_unit_identifier", adUnitIdentifier);
        dict.Add("placement", placement);
        dict.Add("network_placement", networkPlacement);
        dict.Add("ad_format", adFormat);
        dict.Add("ad_type", "interstitial");
        var result = JsonConvert.SerializeObject(dict);
        luaAdRevenuePaidEventCallback(result);
    }
}