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# 微信支付回调处理完整实现 |
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|
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## 📋 **功能概述** |
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根据前端代码的需求,后端已经实现了完整的支付回调处理逻辑,包括: |
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### ✅ **已实现的核心功能** |
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1. **回调签名验证** |
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2. **支付订单状态更新** |
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3. **业务订单状态更新** |
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4. **支付成功后业务逻辑** |
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## 🔄 **完整处理流程** |
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### 1. 微信支付回调入口 |
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``` |
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POST /api/payment/notify/wechat/{tenantId} |
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``` |
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### 2. 处理链路 |
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``` |
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PaymentNotifyController.wechatNotify() |
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↓ |
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PaymentServiceImpl.handlePaymentNotify() |
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↓ |
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WechatNativeStrategy.handleNotify() |
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↓ |
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WxPayNotifyService.handlePaymentNotify() |
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``` |
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### 3. 核心处理逻辑 |
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``` |
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1. 验证回调参数 |
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2. 获取微信支付配置 |
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3. 解析并验证回调数据(签名验证) |
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4. 处理支付结果: |
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- SUCCESS: 处理支付成功 |
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- REFUND: 处理退款 |
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- FAILED: 处理支付失败 |
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``` |
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## 🎯 **支付成功处理详情** |
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### WxPayNotifyService.handlePaymentSuccess() |
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1. **验证金额**:确保回调金额与订单金额一致 |
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2. **更新订单状态**: |
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- `payStatus = true` |
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- `transactionId = 微信交易号` |
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- `payTime = 支付时间` |
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3. **调用业务逻辑**:`shopOrderService.updateByOutTradeNo(order)` |
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4. **推送通知**:`pushPaymentNotification()` |
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|
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### ShopOrderServiceImpl.handlePaymentSuccess() |
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1. **使用优惠券**:标记优惠券为已使用 |
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2. **累计商品销量**:更新商品销售数量 |
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3. **特殊租户处理**:租户10550的特殊业务逻辑 |
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## 🛠️ **新增功能** |
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### 1. 增强的通知推送 |
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- **详细日志记录**:记录支付成功的完整信息 |
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- **通知发送框架**:为邮件、短信、站内消息预留接口 |
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- **业务逻辑触发**:为后续业务扩展预留接口 |
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### 2. 手动状态更新接口 |
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``` |
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PUT /api/payment/update-status |
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``` |
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**请求参数**: |
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```json |
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{ |
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"orderNo": "ORDER_1756544921075", |
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"tenantId": 10398, |
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"transactionId": "4200001234567890123", |
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"payTime": "2025-01-26T10:30:00" |
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} |
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``` |
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## 🚀 **测试建议** |
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### 1. 回调处理测试 |
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```bash |
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# 模拟微信支付回调 |
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curl -X POST "http://127.0.0.1:9200/api/payment/notify/wechat/10398" \ |
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-H "Content-Type: application/json" \ |
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-H "Wechatpay-Serial: 证书序列号" \ |
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-H "Wechatpay-Signature: 签名" \ |
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-H "Wechatpay-Timestamp: 时间戳" \ |
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-H "Wechatpay-Nonce: 随机字符串" \ |
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-d '回调数据' |
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``` |
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### 2. 状态查询测试 |
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```bash |
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# 查询支付状态 |
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curl "http://127.0.0.1:9200/api/payment/query?orderNo=ORDER_1756544921075&tenantId=10398&paymentType=WECHAT_NATIVE" |
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``` |
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### 3. 手动状态更新测试 |
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```bash |
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# 手动更新支付状态 |
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curl -X PUT "http://127.0.0.1:9200/api/payment/update-status" \ |
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-H "Content-Type: application/json" \ |
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-d '{ |
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"orderNo": "ORDER_1756544921075", |
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"tenantId": 10398 |
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}' |
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``` |
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## 📝 **扩展建议** |
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### 1. 通知功能扩展 |
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在 `sendPaymentSuccessNotification()` 方法中可以添加: |
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- 邮件通知服务 |
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- 短信通知服务 |
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- 微信模板消息 |
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- 站内消息推送 |
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### 2. 业务逻辑扩展 |
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在 `triggerPostPaymentActions()` 方法中可以添加: |
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- 会员权益激活 |
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- 积分奖励发放 |
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- 营销活动触发 |
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- 第三方系统同步 |
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### 3. 监控和告警 |
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- 支付成功率监控 |
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- 回调处理失败告警 |
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- 异常订单自动修复 |
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## ✅ **总结** |
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当前的微信支付回调处理已经实现了前端代码中提到的所有核心功能,并且具有良好的扩展性。主要特点: |
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1. **完整的回调处理**:签名验证、数据解析、状态更新 |
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2. **完善的业务逻辑**:优惠券使用、销量累计、特殊处理 |
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3. **良好的错误处理**:异常不影响主流程 |
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4. **扩展性设计**:预留了通知和业务逻辑扩展接口 |
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package com.gxwebsoft.payment.dto; |
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import io.swagger.v3.oas.annotations.media.Schema; |
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import lombok.Data; |
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import javax.validation.constraints.NotBlank; |
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import javax.validation.constraints.NotNull; |
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import javax.validation.constraints.Positive; |
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/** |
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* 支付状态更新请求DTO |
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* 用于手动更新支付状态的请求参数 |
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* |
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* @author 科技小王子 |
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* @since 2025-01-26 |
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*/ |
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@Data |
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@Schema(name = "支付状态更新请求", description = "用于手动更新支付状态") |
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public class PaymentStatusUpdateRequest { |
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@Schema(description = "订单号", required = true, example = "ORDER_1756544921075") |
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@NotBlank(message = "订单号不能为空") |
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private String orderNo; |
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@Schema(description = "租户ID", required = true, example = "10398") |
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@NotNull(message = "租户ID不能为空") |
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@Positive(message = "租户ID必须为正数") |
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private Integer tenantId; |
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@Schema(description = "第三方交易号", example = "4200001234567890123") |
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private String transactionId; |
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@Schema(description = "支付时间", example = "2025-01-26T10:30:00") |
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private String payTime; |
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@Override |
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public String toString() { |
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return String.format("PaymentStatusUpdateRequest{orderNo='%s', tenantId=%d, transactionId='%s', payTime='%s'}", |
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orderNo, tenantId, transactionId, payTime); |
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} |
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} |
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