362 lines
14 KiB
Swift
362 lines
14 KiB
Swift
//
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// MP_IAPManager.swift
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// relax.offline.mp3.music
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//
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// Created by Mr.Zhou on 2024/7/29.
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//
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import UIKit
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import StoreKit
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///内部购买项目管理器
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class MP_IAPManager: NSObject {
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///单例
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static let shared = MP_IAPManager()
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///产品ID（根据开关获取）
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private var productIdentifiers:[String] = ["1weekvip","1yearvip","lifetimevip"]
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///产品请求(根据ID获取产品信息)
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private var productsRequest:SKProductsRequest?
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///可用产品组
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private var availableProducts:[SKProduct] = []
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override init() {
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super.init()
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SKPaymentQueue.default().add(self)
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}
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deinit {
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SKPaymentQueue.default().remove(self)
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}
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///执行产品请求
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func requestProducts() {
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guard MP_NetWorkManager.shared.netWorkStatu == .reachable else {
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//无网络
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print("无网络状况，无法获得产品")
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return
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}
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//清空可用产品
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availableProducts = []
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//将产品ID转为Set集合
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let setStrings:Set<String> = Set(productIdentifiers)
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//初始化产品请求
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productsRequest = SKProductsRequest(productIdentifiers: setStrings)
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//实现请求代理
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productsRequest?.delegate = self
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//开始执行请求
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productsRequest?.start()
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}
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///对指定产品进行购买
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func purchaseProduct(_ index:Int) {
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//检索用户选择的产品
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guard availableProducts.indices.contains(index) else {
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//越界了，说明广告总数出了问题，重新请求
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MP_HUD.onlytext("Try again!", delay: 1.0, completion: nil)
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requestProducts()
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return
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}
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let id = productIdentifiers[index]
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if let product = availableProducts.first(where: {$0.productIdentifier == id}) {
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//将产品转为交易项
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let payment = SKPayment(product: product)
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//将交易项添加进购买线程中
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SKPaymentQueue.default().add(payment)
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MP_HUD.loading()
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}
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}
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///用户重新检索交易
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func restorePurchases() {
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MP_HUD.loading()
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//更新信息
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SKPaymentQueue.default().restoreCompletedTransactions()
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}
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///系统自动检索
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func systemRestorePurchases() {
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let receiptURL = Bundle.main.appStoreReceiptURL
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guard let receipt = try? Data(contentsOf: receiptURL!) else {
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// 收据不存在
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print("没有收据，广告默认开")
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//不能调用AppStore,默认使用广告
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MP_AdMobManager.shared.setOpenAdStatus(true)
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return
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}
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//收据，重置交易记录
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SKPaymentQueue.default().restoreCompletedTransactions()
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}
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///启动时检索是否购买了广告
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func startLunchStatus() {
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//判断是否存在用户收据
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let receiptURL = Bundle.main.appStoreReceiptURL
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guard let receipt = try? Data(contentsOf: receiptURL!) else {
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// 收据不存在
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print("没有收据，广告默认开")
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//不能调用AppStore,默认使用广告
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MP_AdMobManager.shared.setOpenAdStatus(true)
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return
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}
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//有收据
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print("有收据，开始检索本地信息")
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reloadOpenStatus()
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}
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///更新广告状态
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func reloadOpenStatus() {
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//更新广告开关状态
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if isProductPurchased(productId: productIdentifiers[0]) || isProductPurchased(productId: productIdentifiers[1]) || isProductPurchased(productId: productIdentifiers[2]){
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//设置广告开关为关
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MP_AdMobManager.shared.setOpenAdStatus(false)
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}else {
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MP_AdMobManager.shared.setOpenAdStatus(true)
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}
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}
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}
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//MARK: - SKProductsRequestDelegate
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extension MP_IAPManager: SKProductsRequestDelegate, SKPaymentTransactionObserver {
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///产品请求回调执行
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func productsRequest(_ request: SKProductsRequest, didReceive response: SKProductsResponse) {
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//获得可用产品
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availableProducts = response.products
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//判空
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guard availableProducts.isEmpty == false else {
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//无可用产品
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print("无可用产品")
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return
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}
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//产品可用,检索产品内容
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for (index, item) in availableProducts.enumerated() {
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print("第\(index)号产品--\(item)")
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}
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}
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///产品请求失败
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func request(_ request: SKRequest, didFailWithError error: any Error) {
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print("Failed to fetch products: \(error.localizedDescription)")
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}
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///当交易的状况发生变化后
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func paymentQueue(_ queue: SKPaymentQueue, updatedTransactions transactions: [SKPaymentTransaction]) {
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//遍历交易项
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transactions.forEach { item in
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//检索每笔交易的情况
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switch item.transactionState {
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case .purchasing://交易中
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break
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case .purchased://用户已经付款了
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complete(transaction: item)
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case .failed://交易失败了
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fail(transaction: item)
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case .restored://交易重置
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restore(transaction: item)
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case .deferred://等待外部操作
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break
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@unknown default:
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break
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}
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}
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}
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///重置交易状况
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func paymentQueueRestoreCompletedTransactionsFinished(_ queue: SKPaymentQueue) {
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print("已重启交易")
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MP_HUD.hideNow()
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//确定用户是否购买过订单
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if queue.transactions.isEmpty {
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//用户ID没有购买过任何与当前产品有关的交易
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print("没有购买产品/交易已过期")
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productIdentifiers.forEach { item in
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cleanPurchase(productId: item)
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}
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MP_AdMobManager.shared.setOpenAdStatus(true)
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}
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}
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func paymentQueue(_ queue: SKPaymentQueue, restoreCompletedTransactionsFailedWithError error: any Error) {
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print("重启交易失败")
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MP_HUD.error("The current transaction failed, \(error.localizedDescription)", delay: 1.0, completion: nil)
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//清理所有的VIP信息
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productIdentifiers.forEach { item in
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cleanPurchase(productId: item)
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}
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MP_AdMobManager.shared.setOpenAdStatus(true)
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}
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//存入交易信息值
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private func storePurchase(productId: String) {
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if isProductPurchased(productId: productId) == false {
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var purchasedProducts = UserDefaults.standard.array(forKey: "PurchasedProducts") as? [String] ?? []
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purchasedProducts.append(productId)
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UserDefaults.standard.set(purchasedProducts, forKey: "PurchasedProducts")
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}
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}
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//检索用户是否购买该产品VIP产品
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private func isProductPurchased(productId: String) -> Bool {
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let purchasedProducts = UserDefaults.standard.array(forKey: "PurchasedProducts") as? [String] ?? []
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return purchasedProducts.contains(productId)
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}
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//清理对应的广告ID
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private func cleanPurchase(productId: String) {
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if isProductPurchased(productId: productId) {
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var purchasedProducts = UserDefaults.standard.array(forKey: "PurchasedProducts") as? [String] ?? []
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purchasedProducts.removeAll(where: {$0 == productId})
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UserDefaults.standard.set(purchasedProducts, forKey: "PurchasedProducts")
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}
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}
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///交易完成
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private func complete(transaction: SKPaymentTransaction) {
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MP_HUD.success("Successfully purchased", delay: 1.0, completion: nil)
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print("Transaction completed successfully.")
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validateReceipt { [weak self] status in
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guard let self = self else {return}
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if status {
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// 存储购买信息
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self.storePurchase(productId: transaction.payment.productIdentifier)
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SKPaymentQueue.default().finishTransaction(transaction)
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//更新广告开关状态
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reloadOpenStatus()
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}
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}
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}
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//重启交易
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private func restore(transaction: SKPaymentTransaction) {
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print("Transaction restored.")
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validateReceipt { [weak self] status in
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guard let self = self else {return}
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if status {
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// 存储购买信息
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self.storePurchase(productId: transaction.payment.productIdentifier)
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SKPaymentQueue.default().finishTransaction(transaction)
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//更新广告开关状态
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reloadOpenStatus()
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}
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}
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}
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///交易失败
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private func fail(transaction: SKPaymentTransaction) {
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//检索错误
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if let error = transaction.error as NSError? {
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if error.code != SKError.paymentCancelled.rawValue {
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MP_HUD.error("The current transaction failed, \(error.localizedDescription)", delay: 1.0, completion: nil)
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} else {
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MP_HUD.onlytext("The current transaction has been canceled", delay: 1.0, completion: nil)
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}
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}
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}
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//获取收据信息
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func fetchReceipt() -> String? {
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guard let receiptURL = Bundle.main.appStoreReceiptURL else { return nil }
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guard let receiptData = try? Data(contentsOf: receiptURL) else { return nil }
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return receiptData.base64EncodedString(options: [])
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}
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//验证收据信息
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func validateReceipt(completion: @escaping (Bool) -> Void) {
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guard MP_NetWorkManager.shared.netWorkStatu == .reachable else {
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completion(false)
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return
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}
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//获取收据信息
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guard let receiptString = fetchReceipt() else {
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completion(false)
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return
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}
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//生成请求参数
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let requestDictionary = ["receipt-data": receiptString,
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"password": "d29627e4f78b4b50a0ce5166acd8aa9f" ]
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guard JSONSerialization.isValidJSONObject(requestDictionary) else {
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completion(false)
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return
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}
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do {
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let requestData = try JSONSerialization.data(withJSONObject: requestDictionary)
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#if DEBUG
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let validationURLString = "https://sandbox.itunes.apple.com/verifyReceipt"
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#else
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let validationURLString = "https://buy.itunes.apple.com/verifyReceipt"
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#endif
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guard let validationURL = URL(string: validationURLString) else {
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completion(false)
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return
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}
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//创建请求
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var request = URLRequest(url: validationURL)
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request.httpMethod = "POST"
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request.cachePolicy = .reloadIgnoringCacheData
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request.httpBody = requestData
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//设置会话
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let session = URLSession.shared
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//执行任务
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let task = session.dataTask(with: request) { data, response, error in
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guard error == nil, let data = data else {
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completion(false)
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return
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}
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do {
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if let jsonResponse = try JSONSerialization.jsonObject(with: data, options: .mutableContainers) as? [String: Any] {
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print("Receipt validation response: \(jsonResponse)")
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if let status = jsonResponse["status"] as? Int {
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if status == 0 {
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completion(true)
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} else if status == 21007 {
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self.validateReceiptInSandbox(receiptString: receiptString, completion: completion)
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} else {
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print("Receipt validation failed with status: \(status)")
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completion(false)
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}
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} else {
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completion(false)
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}
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} else {
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completion(false)
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}
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} catch {
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completion(false)
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}
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}
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task.resume()
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} catch {
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completion(false)
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}
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}
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func validateReceiptInSandbox(receiptString: String, completion: @escaping (Bool) -> Void) {
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let requestDictionary = ["receipt-data": receiptString,
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"password": "d29627e4f78b4b50a0ce5166acd8aa9f"]
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guard JSONSerialization.isValidJSONObject(requestDictionary) else {
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completion(false)
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return
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}
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do {
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let requestData = try JSONSerialization.data(withJSONObject: requestDictionary)
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let validationURLString = "https://sandbox.itunes.apple.com/verifyReceipt"
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guard let validationURL = URL(string: validationURLString) else {
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completion(false)
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return
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}
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var request = URLRequest(url: validationURL)
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request.httpMethod = "POST"
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request.cachePolicy = .reloadIgnoringCacheData
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request.httpBody = requestData
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let session = URLSession.shared
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let task = session.dataTask(with: request) { data, response, error in
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guard error == nil, let data = data else {
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completion(false)
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return
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}
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do {
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if let jsonResponse = try JSONSerialization.jsonObject(with: data, options: .mutableContainers) as? [String: Any] {
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print("Sandbox receipt validation response: \(jsonResponse)")
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if let status = jsonResponse["status"] as? Int, status == 0 {
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completion(true)
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} else {
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completion(false)
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}
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} else {
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completion(false)
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}
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} catch {
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completion(false)
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}
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}
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task.resume()
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} catch {
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completion(false)
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}
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}
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}
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