feat(payment): 初始化支付模块核心代码
- 添加支付常量类PaymentConstants，定义支付状态、微信、支付宝、银联等相关常量 - 创建微信支付类型常量类WechatPayType，支持JSAPI、NATIVE、H5、APP支付方式 - 新增支付控制器PaymentController，提供创建支付、查询状态、退款等统一接口 - 实现支付回调控制器PaymentNotifyController，处理微信、支付宝、银联异步通知 - 添加支付请求数据传输对象PaymentRequest，支持多种支付方式参数校验 - 定义支付响应、状态更新请求等相关DTO类- 集成Swagger注解，完善接口文档说明- 添加参数校验和异常处理机制，确保支付流程安全可靠
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java/payment/controller/PaymentNotifyController.java
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188
java/payment/controller/PaymentNotifyController.java
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package com.gxwebsoft.payment.controller;
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import com.gxwebsoft.payment.constants.PaymentConstants;
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import com.gxwebsoft.payment.enums.PaymentType;
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import com.gxwebsoft.payment.exception.PaymentException;
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import com.gxwebsoft.payment.service.PaymentService;
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import io.swagger.v3.oas.annotations.Operation;
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import io.swagger.v3.oas.annotations.Parameter;
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import io.swagger.v3.oas.annotations.tags.Tag;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.web.bind.annotation.*;
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import javax.annotation.Resource;
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import javax.servlet.http.HttpServletRequest;
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import java.util.Enumeration;
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import java.util.HashMap;
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import java.util.Map;
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/**
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* 统一支付回调控制器
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* 处理所有支付方式的异步通知回调
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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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@Slf4j
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@Tag(name = "统一支付回调接口", description = "处理所有支付方式的异步通知回调")
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@RestController
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@RequestMapping("/api/payment/notify")
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public class PaymentNotifyController {
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@Resource
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private PaymentService paymentService;
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@Operation(summary = "微信支付回调通知", description = "处理微信支付的异步通知")
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@PostMapping("/wechat/{tenantId}")
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public String wechatNotify(
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@Parameter(description = "租户ID", required = true)
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@PathVariable("tenantId") Integer tenantId,
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@RequestBody String body,
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HttpServletRequest request) {
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log.info("收到微信支付回调通知, 租户ID: {}", tenantId);
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try {
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// 提取请求头
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Map<String, String> headers = extractHeaders(request);
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// 处理回调
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String result = paymentService.handlePaymentNotify(PaymentType.WECHAT_NATIVE, headers, body, tenantId);
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log.info("微信支付回调处理完成, 租户ID: {}, 结果: {}", tenantId, result);
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return result;
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} catch (PaymentException e) {
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log.error("微信支付回调处理失败, 租户ID: {}, 错误: {}", tenantId, e.getMessage());
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return PaymentConstants.Wechat.NOTIFY_FAIL;
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} catch (Exception e) {
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log.error("微信支付回调系统错误, 租户ID: {}, 错误: {}", tenantId, e.getMessage(), e);
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return PaymentConstants.Wechat.NOTIFY_FAIL;
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}
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}
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@Operation(summary = "支付宝支付回调通知", description = "处理支付宝支付的异步通知")
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@PostMapping("/alipay/{tenantId}")
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public String alipayNotify(
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@Parameter(description = "租户ID", required = true)
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@PathVariable("tenantId") Integer tenantId,
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@RequestBody String body,
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HttpServletRequest request) {
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log.info("收到支付宝支付回调通知, 租户ID: {}", tenantId);
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try {
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// 提取请求头
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Map<String, String> headers = extractHeaders(request);
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// 处理回调
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String result = paymentService.handlePaymentNotify(PaymentType.ALIPAY, headers, body, tenantId);
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log.info("支付宝支付回调处理完成, 租户ID: {}, 结果: {}", tenantId, result);
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return result;
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} catch (PaymentException e) {
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log.error("支付宝支付回调处理失败, 租户ID: {}, 错误: {}", tenantId, e.getMessage());
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return PaymentConstants.Alipay.NOTIFY_FAIL;
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} catch (Exception e) {
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log.error("支付宝支付回调系统错误, 租户ID: {}, 错误: {}", tenantId, e.getMessage(), e);
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return PaymentConstants.Alipay.NOTIFY_FAIL;
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}
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}
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@Operation(summary = "银联支付回调通知", description = "处理银联支付的异步通知")
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@PostMapping("/unionpay/{tenantId}")
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public String unionPayNotify(
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@Parameter(description = "租户ID", required = true)
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@PathVariable("tenantId") Integer tenantId,
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@RequestBody String body,
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HttpServletRequest request) {
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log.info("收到银联支付回调通知, 租户ID: {}", tenantId);
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try {
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// 提取请求头
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Map<String, String> headers = extractHeaders(request);
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// 处理回调
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String result = paymentService.handlePaymentNotify(PaymentType.UNION_PAY, headers, body, tenantId);
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log.info("银联支付回调处理完成, 租户ID: {}, 结果: {}", tenantId, result);
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return result;
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} catch (PaymentException e) {
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log.error("银联支付回调处理失败, 租户ID: {}, 错误: {}", tenantId, e.getMessage());
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return "failure";
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} catch (Exception e) {
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log.error("银联支付回调系统错误, 租户ID: {}, 错误: {}", tenantId, e.getMessage(), e);
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return "failure";
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}
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}
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@Operation(summary = "通用支付回调通知", description = "处理指定支付类型的异步通知")
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@PostMapping("/{paymentType}/{tenantId}")
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public String genericNotify(
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@Parameter(description = "支付类型", required = true)
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@PathVariable("paymentType") PaymentType paymentType,
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@Parameter(description = "租户ID", required = true)
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@PathVariable("tenantId") Integer tenantId,
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@RequestBody String body,
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HttpServletRequest request) {
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log.info("收到{}支付回调通知, 租户ID: {}", paymentType.getName(), tenantId);
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try {
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// 提取请求头
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Map<String, String> headers = extractHeaders(request);
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// 处理回调
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String result = paymentService.handlePaymentNotify(paymentType, headers, body, tenantId);
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log.info("{}支付回调处理完成, 租户ID: {}, 结果: {}", paymentType.getName(), tenantId, result);
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return result;
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} catch (PaymentException e) {
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log.error("{}支付回调处理失败, 租户ID: {}, 错误: {}", paymentType.getName(), tenantId, e.getMessage());
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return getFailureResponse(paymentType);
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} catch (Exception e) {
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log.error("{}支付回调系统错误, 租户ID: {}, 错误: {}", paymentType.getName(), tenantId, e.getMessage(), e);
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return getFailureResponse(paymentType);
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}
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}
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/**
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* 提取HTTP请求头
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*/
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private Map<String, String> extractHeaders(HttpServletRequest request) {
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Map<String, String> headers = new HashMap<>();
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Enumeration<String> headerNames = request.getHeaderNames();
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while (headerNames.hasMoreElements()) {
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String headerName = headerNames.nextElement();
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String headerValue = request.getHeader(headerName);
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headers.put(headerName, headerValue);
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}
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// 记录关键头部信息（不记录敏感信息）
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log.debug("提取请求头完成, 头部数量: {}", headers.size());
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return headers;
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}
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/**
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* 根据支付类型获取失败响应
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*/
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private String getFailureResponse(PaymentType paymentType) {
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switch (paymentType) {
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case WECHAT:
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case WECHAT_NATIVE:
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return PaymentConstants.Wechat.NOTIFY_FAIL;
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case ALIPAY:
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return PaymentConstants.Alipay.NOTIFY_FAIL;
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case UNION_PAY:
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return "failure";
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default:
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return "fail";
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}
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}
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}
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