driver-server/src/main/java/com/jwl/driver/server/controller/PayNoticeLogController.java

package com.jwl.driver.server.controller;


import com.alibaba.fastjson.JSONObject;
import com.jwl.driver.server.config.WechatPayConfig;
import com.jwl.driver.server.response.BaseResponse;
import com.wechat.pay.java.core.RSAAutoCertificateConfig;
import com.wechat.pay.java.core.notification.NotificationConfig;
import com.wechat.pay.java.core.notification.NotificationParser;
import com.wechat.pay.java.core.notification.RequestParam;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import org.springframework.http.HttpRequest;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestHeader;
import org.springframework.web.bind.annotation.RequestMapping;

import org.springframework.stereotype.Controller;
import org.springframework.web.servlet.resource.HttpResource;

import javax.annotation.Resource;

/**
 * <p>
 * 支付回调日志表 前端控制器
 * </p>
 *
 * @author Automated procedures
 * @since 2023-08-10
 */
@Api(tags = "支付回调")
@Controller
@RequestMapping("/payNoticeLog")
public class PayNoticeLogController {
    @Resource
    private WechatPayConfig wechatPayConfig;

    /**
     * 支付回调接口 本接口不能做验证
     * @param wechatPayCertificateSerialNumber
     * @param signature
     * @param timstamp
     * @param nonce
     * @param requestBody
     * @return
     */
    @ApiOperation("支付回调接口")
    @PostMapping()
    public JSONObject payNotice(@RequestHeader("Wechatpay-Serial") String wechatPayCertificateSerialNumber,
                                  @RequestHeader("Wechatpay-Signature") String signature,
                                  @RequestHeader("Wechatpay-Timestamp") String timstamp,
                                  @RequestHeader("Wechatpay-Nonce") String nonce,
                                  @RequestBody String requestBody){
        NotificationConfig config = new RSAAutoCertificateConfig.Builder()
                .merchantId(wechatPayConfig.getMchId())
                .privateKeyFromPath(wechatPayConfig.getPrivateKeyPath())
                .merchantSerialNumber(wechatPayConfig.getPrivateKeyPath())
                .apiV3Key(wechatPayConfig.getApiV3Key())
                .build();
        RequestParam requestParam = new RequestParam.Builder()
                .serialNumber(wechatPayCertificateSerialNumber)
                .nonce(nonce)
                .signature(signature)
                .timestamp(timstamp)
                // 若未设置signType，默认值为 WECHATPAY2-SHA256-RSA2048

                .body(requestBody)
                .build();

        // 初始化 NotificationParser
        NotificationParser parser = new NotificationParser(config);

        // 验签并解密报文
        JSONObject decryptObject = parser.parse(requestParam,JSONObject.class);
        System.out.println("decryptObject="+decryptObject.toJSONString());

        String trade_state=decryptObject.getString("trade_state");
        JSONObject jsonResponse = new JSONObject();
        if(trade_state.equals("SUCCESS")) {
            //各种业务逻辑
        }else{
            //还是各种业务逻辑
        }
        jsonResponse.put("code", "SUCCESS");
        jsonResponse.put("message", "成功");
        return jsonResponse;
    }
}