ad helper

covas_mobile/lib/classes/ad_helper.dart

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+import 'package:google_mobile_ads/google_mobile_ads.dart';
+import 'package:flutter_dotenv/flutter_dotenv.dart';
+
+class AdHelper {
+  static BannerAd? bannerAd;
+  static bool isBannerAdLoaded = false;
+
+  static Future<void> loadBannerAd(Function setStateCallback) async {
+    await dotenv.load(fileName: ".env");
+    final adUnitId = dotenv.env['AD_UNIT_ID'] ?? '';
+
+    bannerAd = BannerAd(
+      adUnitId: adUnitId, // Replace with actual ID
+      size: AdSize.banner,
+      request: AdRequest(),
+      listener: BannerAdListener(
+        onAdLoaded: (ad) {
+          setStateCallback(() {
+            isBannerAdLoaded = true;
+          });
+        },
+        onAdFailedToLoad: (ad, error) {
+          print('Banner Ad failed to load: $error');
+          isBannerAdLoaded = false;
+          ad.dispose();
+        },
+      ),
+    );
+
+    bannerAd?.load();
+  }
+
+  static void disposeAd() {
+    bannerAd?.dispose();
+    bannerAd = null;
+    isBannerAdLoaded = false;
+  }
+}