feat: 初始化项目
This commit is contained in:
richarjiang
494
src/users/services/apple-purchase.service.ts
Normal file
494
src/users/services/apple-purchase.service.ts
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@@ -0,0 +1,494 @@
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import { Injectable, Logger } from '@nestjs/common';
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import { ConfigService } from '@nestjs/config';
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import * as fs from 'fs';
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import * as jwt from 'jsonwebtoken';
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import axios from 'axios';
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@Injectable()
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export class ApplePurchaseService {
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private readonly logger = new Logger(ApplePurchaseService.name);
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private readonly appSharedSecret: string;
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private readonly keyId: string;
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private readonly issuerId: string;
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private readonly bundleId: string;
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private readonly privateKeyPath: string;
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private privateKey: string;
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constructor(private configService: ConfigService) {
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this.appSharedSecret = this.configService.get<string>('APPLE_APP_SHARED_SECRET') || '';
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this.keyId = this.configService.get<string>('APPLE_KEY_ID') || '';
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this.issuerId = this.configService.get<string>('APPLE_ISSUER_ID') || '';
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this.bundleId = this.configService.get<string>('APPLE_BUNDLE_ID') || '';
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this.privateKeyPath = this.configService.get<string>('APPLE_PRIVATE_KEY_PATH') || '';
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try {
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// 读取私钥文件
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this.privateKey = fs.readFileSync(this.privateKeyPath, 'utf8');
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} catch (error) {
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this.logger.error(`无法读取Apple私钥文件: ${error.message}`);
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this.privateKey = '';
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}
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}
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/**
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* 使用共享密钥验证收据（旧方法，适用于StoreKit 1）
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*/
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async verifyReceiptWithSharedSecret(receipt: string, isSandbox = false): Promise<any> {
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try {
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// 苹果验证URL
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const productionUrl = 'https://buy.itunes.apple.com/verifyReceipt';
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const sandboxUrl = 'https://sandbox.itunes.apple.com/verifyReceipt';
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const verifyUrl = isSandbox ? sandboxUrl : productionUrl;
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this.logger.log(`验证receipt: ${receipt}`);
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// 发送验证请求
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const response = await axios.post(verifyUrl, {
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'receipt-data': receipt,
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'password': this.appSharedSecret,
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});
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// 如果状态码为21007，说明是沙盒收据，需要在沙盒环境验证
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if (response.data.status === 21007 && !isSandbox) {
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return this.verifyReceiptWithSharedSecret(receipt, true);
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}
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this.logger.log(`Apple验证响应: ${JSON.stringify(response.data)}`);
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return response.data;
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} catch (error) {
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this.logger.error(`Apple验证失败: ${error.message}`);
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throw error;
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}
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}
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/**
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* 生成用于App Store Connect API的JWT令牌
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*/
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private generateToken(): string {
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try {
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if (!this.privateKey) {
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throw new Error('私钥未加载，无法生成令牌');
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}
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const now = Math.floor(Date.now() / 1000);
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const payload = {
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iss: this.issuerId, // 发行者ID
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iat: now, // 签发时间
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exp: now + 3600, // 过期时间，1小时后
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aud: 'appstoreconnect-v1' // 受众，固定值
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};
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const signOptions = {
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algorithm: 'ES256', // 要求使用ES256算法
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header: {
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alg: 'ES256',
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kid: this.keyId, // 密钥ID
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typ: 'JWT'
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}
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};
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return jwt.sign(payload, this.privateKey, signOptions as jwt.SignOptions);
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} catch (error) {
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this.logger.error(`生成JWT令牌失败: ${error.message}`);
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throw error;
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}
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}
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/**
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* 使用StoreKit 2 API验证交易（新方法）
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*/
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async verifyTransactionWithJWT(transactionId: string): Promise<any> {
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try {
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const token = this.generateToken();
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// App Store Server API请求
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const url = `https://api.storekit.itunes.apple.com/inApps/v1/transactions/${transactionId}`;
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const response = await axios.get(url, {
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headers: {
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'Authorization': `Bearer ${token}`,
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'Content-Type': 'application/json'
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}
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});
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this.logger.debug(`交易验证响应: ${JSON.stringify(response.data)}`);
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return response.data;
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} catch (error) {
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this.logger.error(`交易验证失败: ${error.message}`);
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throw error;
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}
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}
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/**
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* 查询订阅状态
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*/
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async getSubscriptionStatus(originalTransactionId: string): Promise<any> {
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try {
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const token = this.generateToken();
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// 查询订阅状态API
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const url = `https://api.storekit.itunes.apple.com/inApps/v1/subscriptions/${originalTransactionId}`;
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const response = await axios.get(url, {
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headers: {
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'Authorization': `Bearer ${token}`,
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'Content-Type': 'application/json'
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}
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});
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this.logger.debug(`订阅状态响应: ${JSON.stringify(response.data)}`);
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return response.data;
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} catch (error) {
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this.logger.error(`获取订阅状态失败: ${error.message}`);
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throw error;
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}
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}
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/**
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* 验证收据
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* 综合使用旧API和新API进行验证
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*/
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async verifyPurchase(receipt: string, transactionId: string): Promise<boolean> {
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try {
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// 首先使用共享密钥验证收据
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const receiptVerification = await this.verifyReceiptWithSharedSecret(receipt, false);
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if (receiptVerification.status !== 0) {
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this.logger.warn(`收据验证失败，状态码: ${receiptVerification.status}`);
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return false;
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}
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// 如果提供了transactionId，则使用JWT验证交易
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if (transactionId && this.privateKey) {
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try {
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const transactionVerification = await this.verifyTransactionWithJWT(transactionId);
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// 验证bundleId
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if (transactionVerification.bundleId !== this.bundleId) {
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this.logger.warn(`交易绑定的bundleId不匹配: ${transactionVerification.bundleId} !== ${this.bundleId}`);
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return false;
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}
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// 验证交易状态
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if (transactionVerification.signedTransactionInfo?.transactionState !== 1) {
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this.logger.warn(`交易状态无效: ${transactionVerification.signedTransactionInfo?.transactionState}`);
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return false;
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}
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return true;
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} catch (error) {
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this.logger.error(`JWT交易验证失败: ${error.message}`);
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// 如果JWT验证失败，但收据验证成功，仍然返回true
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return true;
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}
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}
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return true;
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} catch (error) {
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this.logger.error(`验证购买失败: ${error.message}`);
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return false;
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}
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}
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/**
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* 处理App Store服务器通知
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* 用于处理苹果服务器发送的通知事件
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*/
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async processServerNotification(signedPayload: string): Promise<any> {
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try {
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this.logger.log(`接收到App Store服务器通知: ${signedPayload.substring(0, 100)}...`);
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// 解码JWS格式的负载
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const notificationPayload = this.decodeJWS<{
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// SUBSCRIBED
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notificationType: string;
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subtype: string;
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notificationUUID: string;
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data: {
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appAppleId: number;
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bundleId: string;
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environment: string;
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bundleVersion: string;
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signedTransactionInfo: string;
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signedRenewalInfo: string;
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status: number;
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};
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// 时间戳
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signedDate: number
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}>(signedPayload);
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if (!notificationPayload) {
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throw new Error('无法解码通知负载');
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}
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this.logger.log(`解码后的通知负载: ${JSON.stringify(notificationPayload, null, 2)}`);
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// 验证通知的合法性
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if (!this.validateNotification(notificationPayload)) {
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throw new Error('通知验证失败');
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}
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// 解码交易信息
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let transactionInfo = null;
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if (notificationPayload.data?.signedTransactionInfo) {
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transactionInfo = this.decodeJWS(notificationPayload.data.signedTransactionInfo);
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}
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// 解码续订信息
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let renewalInfo = null;
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if (notificationPayload.data?.signedRenewalInfo) {
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renewalInfo = this.decodeJWS(notificationPayload.data.signedRenewalInfo);
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}
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return {
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notificationPayload,
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transactionInfo,
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renewalInfo,
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};
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} catch (error) {
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this.logger.error(`处理App Store服务器通知失败: ${error.message}`);
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throw error;
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}
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}
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/**
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* 解码JWS格式的数据
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*/
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private decodeJWS<T>(jwsString: string): T | null {
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try {
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// JWS格式: header.payload.signature
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const parts = jwsString.split('.');
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if (parts.length !== 3) {
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throw new Error('无效的JWS格式');
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}
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// 解码payload部分（Base64URL编码）
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const payload = parts[1];
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const decodedPayload = Buffer.from(payload, 'base64url').toString('utf8');
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return JSON.parse(decodedPayload);
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} catch (error) {
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this.logger.error(`解码JWS失败: ${error.message}`);
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return null;
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}
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}
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/**
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* 验证通知的合法性
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*/
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private validateNotification(notificationPayload: any): boolean {
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try {
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// 验证必要字段
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if (!notificationPayload.notificationType) {
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this.logger.warn('通知缺少notificationType字段');
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return false;
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}
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if (!notificationPayload.data?.bundleId) {
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this.logger.warn('通知缺少bundleId字段');
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return false;
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}
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// 验证bundleId是否匹配
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if (notificationPayload.data.bundleId !== this.bundleId) {
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this.logger.warn(`bundleId不匹配: ${notificationPayload.data.bundleId} !== ${this.bundleId}`);
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return false;
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}
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return true;
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} catch (error) {
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this.logger.error(`验证通知失败: ${error.message}`);
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return false;
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}
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}
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/**
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* 根据通知类型处理不同的业务逻辑
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*/
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async handleNotificationByType(notificationType: string, transactionInfo: any, renewalInfo: any): Promise<any> {
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this.logger.log(`处理通知类型: ${notificationType}`);
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switch (notificationType) {
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case 'SUBSCRIBED':
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return this.handleSubscribed(transactionInfo, renewalInfo);
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case 'DID_RENEW':
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return this.handleDidRenew(transactionInfo, renewalInfo);
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case 'EXPIRED':
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return this.handleExpired(transactionInfo, renewalInfo);
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case 'DID_FAIL_TO_RENEW':
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return this.handleDidFailToRenew(transactionInfo, renewalInfo);
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case 'DID_CHANGE_RENEWAL_STATUS':
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return this.handleDidChangeRenewalStatus(transactionInfo, renewalInfo);
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case 'REFUND':
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return this.handleRefund(transactionInfo, renewalInfo);
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case 'REVOKE':
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return this.handleRevoke(transactionInfo, renewalInfo);
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case 'TEST':
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return this.handleTest(transactionInfo, renewalInfo);
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default:
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this.logger.warn(`未处理的通知类型: ${notificationType}`);
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return { handled: false, notificationType };
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}
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}
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/**
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* 处理订阅通知
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*/
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private async handleSubscribed(transactionInfo: any, renewalInfo: any): Promise<any> {
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this.logger.log('处理订阅通知', transactionInfo, renewalInfo);
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// 这里可以实现具体的订阅处理逻辑
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// 例如：更新用户的订阅状态、发送欢迎邮件等
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return { handled: true, action: 'subscribed' };
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}
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/**
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* 处理续订通知
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*/
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private async handleDidRenew(transactionInfo: any, renewalInfo: any): Promise<any> {
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this.logger.log('处理续订通知');
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// 这里可以实现具体的续订处理逻辑
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// 例如：延长用户的订阅期限
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return { handled: true, action: 'renewed' };
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}
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/**
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* 处理过期通知
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*/
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private async handleExpired(transactionInfo: any, renewalInfo: any): Promise<any> {
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this.logger.log('处理过期通知');
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// 这里可以实现具体的过期处理逻辑
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// 例如：停止用户的订阅服务
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return { handled: true, action: 'expired' };
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}
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/**
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* 处理续订失败通知
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*/
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private async handleDidFailToRenew(transactionInfo: any, renewalInfo: any): Promise<any> {
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this.logger.log('处理续订失败通知');
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// 这里可以实现具体的续订失败处理逻辑
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// 例如：发送付款提醒邮件
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return { handled: true, action: 'renewal_failed' };
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}
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/**
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* 处理续订状态变更通知
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*/
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private async handleDidChangeRenewalStatus(transactionInfo: any, renewalInfo: any): Promise<any> {
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this.logger.log('处理续订状态变更通知');
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// 这里可以实现具体的续订状态变更处理逻辑
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return { handled: true, action: 'renewal_status_changed' };
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}
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/**
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* 处理退款通知
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*/
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||||
private async handleRefund(transactionInfo: any, renewalInfo: any): Promise<any> {
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this.logger.log('处理退款通知');
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// 这里可以实现具体的退款处理逻辑
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// 例如：撤销用户的订阅权限
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return { handled: true, action: 'refunded' };
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}
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||||
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||||
/**
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||||
* 处理撤销通知
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||||
*/
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||||
private async handleRevoke(transactionInfo: any, renewalInfo: any): Promise<any> {
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this.logger.log('处理撤销通知');
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// 这里可以实现具体的撤销处理逻辑
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return { handled: true, action: 'revoked' };
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}
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/**
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* 处理测试通知
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*/
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private async handleTest(transactionInfo: any, renewalInfo: any): Promise<any> {
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this.logger.log('处理测试通知');
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return { handled: true, action: 'test' };
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}
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async handleServerNotification(payload: any): Promise<any> {
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try {
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this.logger.log(`收到Apple服务器通知: ${JSON.stringify(payload)}`);
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// 验证通知签名（生产环境应该实现）
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// ...
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||||
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const notificationType = payload.notificationType;
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||||
const subtype = payload.subtype;
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const data = payload.data;
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||||
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// 处理不同类型的通知
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switch (notificationType) {
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case 'CONSUMPTION_REQUEST':
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// 消费请求，用于非消耗型项目
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||||
break;
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case 'DID_CHANGE_RENEWAL_PREF':
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// 订阅续订偏好改变
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break;
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case 'DID_CHANGE_RENEWAL_STATUS':
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// 订阅续订状态改变
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break;
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case 'DID_FAIL_TO_RENEW':
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// 订阅续订失败
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||||
break;
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case 'DID_RENEW':
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// 订阅已续订
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||||
break;
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||||
case 'EXPIRED':
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||||
// 订阅已过期
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||||
break;
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||||
case 'GRACE_PERIOD_EXPIRED':
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||||
// 宽限期已过期
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||||
break;
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||||
case 'OFFER_REDEEMED':
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||||
// 优惠已兑换
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||||
break;
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||||
case 'PRICE_INCREASE':
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||||
// 价格上涨
|
||||
break;
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||||
case 'REFUND':
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||||
// 退款
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||||
break;
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||||
case 'REVOKE':
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||||
// 撤销
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||||
break;
|
||||
default:
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||||
this.logger.warn(`未知的通知类型: ${notificationType}`);
|
||||
}
|
||||
|
||||
return {
|
||||
success: true
|
||||
};
|
||||
} catch (error) {
|
||||
this.logger.error(`处理服务器通知失败: ${error.message}`);
|
||||
throw error;
|
||||
}
|
||||
}
|
||||
|
||||
//从apple获取用户的订阅历史，参考 storekit2 的示例
|
||||
async getAppleSubscriptionHistory(userId: string): Promise<any> {
|
||||
const token = this.generateToken();
|
||||
const url = `https://api.storekit.itunes.apple.com/inApps/v1/subscriptions/${userId}/history`;
|
||||
const response = await axios.get(url, {
|
||||
headers: {
|
||||
'Authorization': `Bearer ${token}`,
|
||||
'Content-Type': 'application/json'
|
||||
}
|
||||
});
|
||||
|
||||
return response.data;
|
||||
}
|
||||
|
||||
}
|
||||
Reference in New Issue
Block a user