flutter-in-app-purchaselisted

# Flutter In-App Purchase In-app purchases on the App Store and Play Store. Supports subscriptions, consumables, and non-consumables. --- ## Installation ```bash flutter pub add in_app_purchase ``` ## Prerequisites - App Store Connect: register in-app products and complete agreements - Google Play Console: register in-app products and configure the license key --- ## Quick Reference ### Initialization ```dart import 'package:in_app_purchase/in_app_purchase.dart'; class IAPService { final _iap = InAppPurchase.instance; late StreamSubscription<List<PurchaseDetails>> _subscription; Future<void> init() async { final available = await _iap.isAvailable(); if (!available) return; // listen to the purchase stream _subscription = _iap.purchaseStream.listen( _handlePurchaseUpdates, onError: (error) => print('Purchase error: $error'), ); // restore any incomplete purchases await _iap.restorePurchases(); } void dispose() { _subscription.cancel(); } } ``` ### Load Products ```dart Future<List<ProductDetails>> loadProducts() async { const productIds = {'premium_monthly', 'premium_yearly', 'coins_100'}; final response = await _iap.queryProductDetails(productIds); if (response.notFoundIDs.isNotEmpty) { print('Products not found: ${response.notFoundIDs}'); } return response.productDetails; } ``` ### Initiate a Purchase ```dart Future<void> buyProduct(ProductDetails product) async { final purchaseParam