interstitial_ads.dart

import 'package:google_mobile_ads/google_mobile_ads.dart';

import 'ads.dart';

class AdInterstitial{
  AdInterstitial._();
  static AdInterstitial instance=AdInterstitial._();
  InterstitialAd? _interstitialAd;
   int maxFailedLoadAttempts = 3;
  int _numInterstitialLoadAttempts = 0;

// void loadIntersitialAd(){
//   InterstitialAd.load(
//       adUnitId: AdsId.interstitialAdUnitId,
//       request: const AdRequest(),
//       adLoadCallback: InterstitialAdLoadCallback(
//         onAdLoaded: (InterstitialAd ad) {
//           _interstitialAd = ad;
//           _showInterstitialAd();
//         },
//         onAdFailedToLoad: (LoadAdError error) {
//           print('InterstitialAd failed to load: $error');
//         },
//       ));
// }
  void createInterstitialAd() {
    InterstitialAd.load(
        adUnitId: AdsId.interstitialAdUnitId,
        request: const AdRequest(),
        adLoadCallback: InterstitialAdLoadCallback(
          onAdLoaded: (InterstitialAd ad) {
            _interstitialAd = ad;
            _numInterstitialLoadAttempts = 0;
            _interstitialAd!.setImmersiveMode(true);
            _showInterstitialAd();
          },
          onAdFailedToLoad: (LoadAdError error) {
            print('InterstitialAd failed to load: $error.');
            _numInterstitialLoadAttempts += 1;
            _interstitialAd = null;
            if (_numInterstitialLoadAttempts < maxFailedLoadAttempts) {
              createInterstitialAd();
            }
          },
        ));
  }
  void _showInterstitialAd() {
    if (_interstitialAd == null) {
      print('Warning: attempt to show interstitial before loaded.');
      return;
    }
    _interstitialAd?.fullScreenContentCallback = FullScreenContentCallback(
      onAdShowedFullScreenContent: (InterstitialAd ad) =>
          print('ad onAdShowedFullScreenContent.'),
      onAdDismissedFullScreenContent: (InterstitialAd ad) {
        print('$ad onAdDismissedFullScreenContent.');
        ad.dispose();
        createInterstitialAd();
      },
      onAdFailedToShowFullScreenContent: (InterstitialAd ad, AdError error) {
        print('$ad onAdFailedToShowFullScreenContent: $error');
        ad.dispose();
        createInterstitialAd();
      },
    );
    _interstitialAd?.show();
    _interstitialAd = null;
  }

  void dispose() {
    _interstitialAd?.dispose();
  }
}