From ac0a5107a0cfa9e2198176d6cdf33f6516edda12 Mon Sep 17 00:00:00 2001
From: huanghongfa <huanghongfa123456>
Date: 星期二, 20 四月 2021 15:26:55 +0800
Subject: [PATCH] 小程序商城模块对接微信支付api

---
 springcloud_k8s_panzhihuazhihuishequ/applets/src/main/java/com/panzhihua/applets/api/WxCallbackApi.java |   71 ++++++++++++++++++++++++-----------
 1 files changed, 49 insertions(+), 22 deletions(-)

diff --git a/springcloud_k8s_panzhihuazhihuishequ/applets/src/main/java/com/panzhihua/applets/api/WxCallbackApi.java b/springcloud_k8s_panzhihuazhihuishequ/applets/src/main/java/com/panzhihua/applets/api/WxCallbackApi.java
index c1cbb06..19d8662 100644
--- a/springcloud_k8s_panzhihuazhihuishequ/applets/src/main/java/com/panzhihua/applets/api/WxCallbackApi.java
+++ b/springcloud_k8s_panzhihuazhihuishequ/applets/src/main/java/com/panzhihua/applets/api/WxCallbackApi.java
@@ -1,16 +1,21 @@
 package com.panzhihua.applets.api;
 
-import com.panzhihua.common.utlis.PayUtil;
+import com.alibaba.fastjson.JSON;
+import com.alibaba.fastjson.JSONObject;
+import com.panzhihua.common.model.dtos.shop.WxPayNotifyOrderDTO;
+import com.panzhihua.common.service.community.CommunityService;
+import com.panzhihua.common.utlis.StringUtils;
 import lombok.extern.slf4j.Slf4j;
+import org.json.XML;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
+import javax.annotation.Resource;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import java.io.IOException;
 import java.io.PrintWriter;
-import java.util.Map;
 
 /**
  * @auther lyq
@@ -22,10 +27,12 @@
 @RequestMapping("/wx/")
 public class WxCallbackApi {
 
-    @PostMapping("notify")
+    @Resource
+    private CommunityService communityService;
+
+    @PostMapping("wxNotify")
     public void payCallback(HttpServletRequest request, HttpServletResponse response) {
-        log.info("微信回调接口方法 start");
-        log.info("微信回调接口 操作逻辑 start");
+        log.info("微信支付回调start");
         String inputLine = "";
         String notityXml = "";
         try {
@@ -35,18 +42,31 @@
             //关闭流
             request.getReader().close();
             log.info("微信回调内容信息:"+notityXml);
-            //解析成Map
-            Map<String,String> map = PayUtil.doXMLParse(notityXml);
-            //判断 支付是否成功
-            if("SUCCESS".equals(map.get("result_code"))){
-                log.info("微信回调返回是否支付成功:是");
-                //获得 返回的商户订单号
-                String outTradeNo = map.get("out_trade_no");
-                log.info("微信回调返回商户订单号:"+outTradeNo);
-                //访问DB
-//                WechatAppletGolfPayInfo payInfo = appletGolfPayInfoMapper.selectByPrimaryKey(outTradeNo);
-                log.info("微信回调 根据订单号查询订单状态:");
-                if("0".equals("0")){
+            //解析成Json
+            org.json.JSONObject xmlJson = XML.toJSONObject(notityXml);
+            if(StringUtils.isNotEmpty(xmlJson.toString())){
+                JSONObject resultData = JSON.parseObject(xmlJson.get("xml").toString());
+                //成功支付订单
+                if(resultData.getString("result_code").equals("SUCCESS") && resultData.getString("return_code").equals("SUCCESS")){
+                    WxPayNotifyOrderDTO notifyOrderDTO = new WxPayNotifyOrderDTO();
+                    //订单号
+                    String orderTradeNo = resultData.getString("out_trade_no");
+                    notifyOrderDTO.setOrderTradeNo(orderTradeNo);
+                    //微信支付订单号
+                    String wxTradeNo = resultData.getString("transaction_id");
+                    notifyOrderDTO.setWxTradeNo(wxTradeNo);
+                    //订单金额
+                    String totalFee = resultData.getString("total_fee");
+                    notifyOrderDTO.setTotalFee(totalFee);
+                    //支付完成时间
+                    String payTime = resultData.getString("time_end");
+                    notifyOrderDTO.setPayTime(payTime);
+                    //现金支付金额
+                    String cashFee = resultData.getString("cash_fee");
+                    notifyOrderDTO.setCashFee(cashFee);
+
+                    //根据订单号修改订单信息
+                    communityService.wxOrderPayNotify(notifyOrderDTO);
 
                     //封装 返回值
                     StringBuffer buffer = new StringBuffer();
@@ -59,14 +79,21 @@
                     PrintWriter writer = response.getWriter();
                     //返回
                     writer.print(buffer.toString());
-                }
-            }else{
-                log.info("微信回调返回支付失败");
+                }else{//未成功支付订单
+                    //封装 返回值
+                    StringBuffer buffer = new StringBuffer();
+                    buffer.append("<xml>");
+                    buffer.append("<return_code>FAIL</return_code>");
+                    buffer.append("<return_msg>FAIL</return_msg>");
+                    buffer.append("</xml>");
 
+                    //给微信服务器返回 成功标示 否则会一直询问 咱们服务器 是否回调成功
+                    PrintWriter writer = response.getWriter();
+                    //返回
+                    writer.print(buffer.toString());
+                }
             }
         } catch (IOException e) {
-            e.printStackTrace();
-        } catch (Exception e) {
             e.printStackTrace();
         }
     }

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