127 lines
4.3 KiB
Dart
127 lines
4.3 KiB
Dart
import 'dart:async';
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import 'dart:io';
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import 'package:flutter/cupertino.dart';
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import 'package:in_app_purchase/in_app_purchase.dart';
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import 'package:in_app_purchase_android/in_app_purchase_android.dart';
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import 'package:in_app_purchase_platform_interface/in_app_purchase_platform_interface.dart';
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import 'package:in_app_purchase_storekit/store_kit_wrappers.dart';
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// 内购工具类
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class KtInAppPurchaseUtil {
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static final InAppPurchase _iap = InAppPurchase.instance;
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/// 查询可用商品
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static Future<ProductDetailsResponse> queryProducts(Set<String> productIds) async {
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return await _iap.queryProductDetails(productIds);
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}
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/// 购买商品（自动区分消耗型/非消耗型）
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static Future<void> buy(ProductDetails product, {bool consumable = false}) async {
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final purchaseParam = PurchaseParam(productDetails: product);
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if (consumable) {
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await _iap.buyConsumable(purchaseParam: purchaseParam, autoConsume: Platform.isIOS);
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} else {
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await _iap.buyNonConsumable(purchaseParam: purchaseParam);
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}
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}
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/// 监听购买更新
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static Stream<List<PurchaseDetails>> get purchaseStream => _iap.purchaseStream;
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/// 完成购买（消耗型商品）
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static Future<void> completePurchase(PurchaseDetails purchase, {bool isRetry = false}) async {
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if (purchase.pendingCompletePurchase) {
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if (isRetry) {
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for (int i = 0; i < 3; i++) {
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try {
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await _iap.completePurchase(purchase);
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return;
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} catch (e) {
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debugPrint('---err:${e}');
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}
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}
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} else {
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await _iap.completePurchase(purchase);
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}
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}
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// if (Platform.isAndroid) {
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// final InAppPurchaseAndroidPlatformAddition addition =
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// InAppPurchasePlatformAddition.instance! as InAppPurchaseAndroidPlatformAddition;
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// if (purchase.productID.contains('coins')) {
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// await addition.consumePurchase(purchase);
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// }
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// QueryPurchaseDetailsResponse response = await addition.queryPastPurchases();
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// for (GooglePlayPurchaseDetails purchaseDetails in response.pastPurchases) {
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// _iap.completePurchase(purchaseDetails);
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// }
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// } else {
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// if (purchase.pendingCompletePurchase) {
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// await _iap.completePurchase(purchase);
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// }
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// }
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}
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static Future<void> consumeIfNeeded(PurchaseDetails purchaseDetails) async {
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if (purchaseDetails is GooglePlayPurchaseDetails) {
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final InAppPurchaseAndroidPlatformAddition addition =
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InAppPurchasePlatformAddition.instance! as InAppPurchaseAndroidPlatformAddition;
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await addition.consumePurchase(purchaseDetails);
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}
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}
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/// 检查是否可用
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static Future<bool> isAvailable() async {
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return await _iap.isAvailable();
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}
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/// 恢复购买（非消耗型商品）
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static Future<void> restorePurchases() async {
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await _iap.restorePurchases();
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}
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/// 校验购买状态
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static bool isPurchaseSuccess(PurchaseDetails purchase) {
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return purchase.status == PurchaseStatus.purchased || purchase.status == PurchaseStatus.restored;
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}
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/// 取消订阅流（如需手动管理）
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static void cancelStreamSubscription(StreamSubscription? sub) {
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sub?.cancel();
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}
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/// 完成错误的购买
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// static void completeFailed() {
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// _iap.clearPendingPurchases();
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// }
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// @visibleForTesting
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static Future<void> clearFailedPurchases() async {
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if (Platform.isIOS || Platform.isMacOS) {
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final wrapper = SKPaymentQueueWrapper();
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final transactions = await wrapper.transactions();
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for (final transaction in transactions) {
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// if (transaction.transactionState == SKPaymentTransactionStateWrapper.failed) {
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await wrapper.finishTransaction(transaction);
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// }
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}
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}
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}
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/// 获取未完成的购买（通过监听 purchaseStream）
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static Future<List<PurchaseDetails>> getPendingPurchases() async {
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final available = await isAvailable();
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if (!available) return [];
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final List<PurchaseDetails> pending = [];
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// 只获取一次当前流数据
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final completer = Completer<List<PurchaseDetails>>();
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final sub = purchaseStream.listen((purchases) {
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pending.addAll(purchases.where((p) => p.status == PurchaseStatus.pending));
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completer.complete(pending);
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});
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final result = await completer.future;
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await sub.cancel();
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return result;
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}
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} |