微信支付

joying-common/src/main/java/com/fzm/common/config/RabbitMQConfig.java

@@ -47,41 +47,6 @@ public class RabbitMQConfig {
         return new DirectExchange(DEAD_LETTER_DIRECT, true, false, null);
     }
 
-    /**
-     * 存放死信的队列,用户监听这个队列
-     *
-     * @return
-     */
-    @Bean
-    public Queue copyrightQueue() {
-        return new Queue(COPYRIGHT_QUEUE, true);
-    }
-
-
-    /**
-     * 定义死信队列
-     *
-     * @return
-     */
-    @Bean
-    public Queue dlQueue() {
-        return QueueBuilder.durable(DEAD_LETTER_QUEUE)
-                .ttl(1000 * 60 * 60 * 6)
-                .ttl(1000 * 60 * 2) // 测试环境
-                .deadLetterExchange(DEAD_LETTER_DIRECT)
-                .deadLetterRoutingKey("copyright.notify")
-                .build();
-    }
-
-    @Bean
-    public Binding dlBinding() {
-        return BindingBuilder.bind(dlQueue()).to(copyrightDirect()).with("copyright.apply");
-    }
-
-    @Bean
-    public Binding copyrightBinding() {
-        return BindingBuilder.bind(copyrightQueue()).to(dlDirect()).with("copyright.notify");
-    }
 
 
     /**

joying-common/src/main/java/com/fzm/common/entity/dto/NftPublishMsg.java

+package com.fzm.common.entity.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * @author tangtuo
+ * @date 2022/1/21 16:56
+ */
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+public class NftPublishMsg {
+
+    private String hash;
+
+    private Integer id;
+
+    private Long tokenId;
+}

joying-common/src/main/java/com/fzm/common/enums/ResultCode.java

@@ -21,6 +21,7 @@ public enum ResultCode implements IErrorCode {
     COPYRIGHT_FAILED(420, "版权申请失败"),
     SELECT_FAILED(421, "查询失败"),
     PAY_FAILED(422, "支付失败"),
+    REFUND_FAILED(422, "退款失败"),
     ;
 
 

joying-common/src/main/java/com/fzm/common/properties/WxPayProperties.java

@@ -34,9 +34,9 @@ public class WxPayProperties {
     private String privateKeyPath;
 
     @ApiModelProperty("h5支付回调地址")
-    private String h5PayNotifyUrl;
+    private String payNotifyUrl;
 
-    @ApiModelProperty("h5退款回调地址")
-    private String h5RefundNotifyUrl;
+    @ApiModelProperty("退款回调地址")
+    private String refundNotifyUrl;
 
 }

joying-common/src/main/java/com/fzm/common/service/WxPayService.java

 package com.fzm.common.service;
 
 import cn.hutool.json.JSONObject;
+import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fzm.common.entity.dto.JsapiPayDto;
 
 import javax.servlet.http.HttpServletRequest;
+import java.io.IOException;
 import java.security.GeneralSecurityException;
 import java.util.Map;
 
@@ -34,4 +36,26 @@ public interface WxPayService {
     void processOrder(JSONObject jsonObject) throws GeneralSecurityException;
 
     String queryOrder(Long orderId);
+
+    /**
+     * 退款
+     *
+     * @param orderId
+     */
+    void refund(Long orderId) throws IOException;
+
+    /**
+     * 退款回调
+     *
+     * @param request
+     * @return
+     */
+    Boolean notifyRefund(HttpServletRequest request);
+
+    /**
+     * 处理退款成功后的订单
+     *
+     * @param jsonObject
+     */
+    void processRefund(JSONObject jsonObject);
 }

joying-common/src/main/java/com/fzm/common/service/impl/NftServiceImpl.java

@@ -14,6 +14,7 @@ import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.fzm.common.constant.RedisConstant;
 import com.fzm.common.constant.SystemConstant;
 import com.fzm.common.entity.*;
+import com.fzm.common.entity.dto.NftPublishMsg;
 import com.fzm.common.entity.vo.CollectionNftVo;
 import com.fzm.common.entity.vo.CopyrightVo;
 import com.fzm.common.entity.vo.NftListVo;
@@ -109,7 +110,8 @@ public class NftServiceImpl extends ServiceImpl<NftMapper, Nft> implements NftSe
 
     @Override
     public Integer publish(Integer id) {
-        User user = userService.getUserByToken();
+        Nft nft = getById(id);
+        User user = userService.getUserByWallet(nft.getPublishAddress());
         if (!AuthStatus.SUCCESS.getStatus().equals(user.getAuthStatus())) {
             throw GlobalException.newException(ResultCode.PUBLISH_ERROR, "您还未实名认证,请先实名认证");
         }
@@ -118,7 +120,6 @@ public class NftServiceImpl extends ServiceImpl<NftMapper, Nft> implements NftSe
         String privkey = paraChainClient.walletDumpPrivkey(wallet);
         // 生产tokenId
         long tokenId = getTokenId();
-        Nft nft = getById(id);
         TreeMap<String, String> map = new TreeMap<>();
         map.put("hash", nft.getFileHash());
         map.put("publishAddress", wallet);
@@ -138,26 +139,9 @@ public class NftServiceImpl extends ServiceImpl<NftMapper, Nft> implements NftSe
         if (StringUtils.isBlank(tradeHash)) {
             throw GlobalException.newException(ResultCode.PUBLISH_ERROR, "nft发行失败");
         }
-        // 确认交易结果
-        TxResult txResult = paraChainClient.cycleConfirmTxWithHash(hash, true, 1000);
-        if (!TxStatusEnum.SUCCESS.equals(txResult.getStatus())) {
-            throw GlobalException.newException(ResultCode.PUBLISH_ERROR, txResult.getErrMsg().getValue());
-        }
-        String realHash = paraChainClient.getRealTxHashFromGrp(hash);
-        /*TxResult txResult = paraChainClient.cycleConfirmTxWithHash(realHash, false, 1000);
-        if (!TxStatusEnum.SUCCESS.equals(txResult.getStatus())) {
-            throw GlobalException.newException(ResultCode.PUBLISH_ERROR, txResult.getErrMsg().getValue());
-        }*/
-        nft.setNftHash(realHash);
-        nft.setTokenId(tokenId);
-        nft.setPublishTime(new Date());
-        updateById(nft);
-        // 如果用户是第一次发行作品,把用户的isPublish修改成1,并清空用户统计的缓存信息
-        if (SystemConstant.BOOLEAN_DATA_FALSE.equals(user.getIsPublish())) {
-            User u = new User().setId(user.getId()).setIsPublish(SystemConstant.BOOLEAN_DATA_TRUE);
-            userService.updateById(u);
-            redisUtil.delete("user::statistic");
-        }
+        // 给mq发送一条消息,异步确认交易结果
+        NftPublishMsg nftPublishMsg = new NftPublishMsg(hash, id, tokenId);
+        rabbitTemplate.convertAndSend("nft-exchange", "nft.publish", nftPublishMsg);
         return nft.getId();
     }
 

joying-common/src/main/java/com/fzm/common/service/impl/WxPayServiceImpl.java

@@ -13,7 +13,7 @@ import com.fzm.common.enums.*;
 import com.fzm.common.exception.GlobalException;
 import com.fzm.common.properties.WxPayProperties;
 import com.fzm.common.service.*;
-import com.fzm.common.utils.JwtUtil;
+import com.fzm.common.utils.SnowflakeUtil;
 import com.wechat.pay.contrib.apache.httpclient.util.AesUtil;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang3.StringUtils;
@@ -74,6 +74,9 @@ public class WxPayServiceImpl implements WxPayService {
     @Resource
     private RabbitTemplate rabbitTemplate;
 
+    @Resource
+    private SnowflakeUtil snowflakeUtil;
+
     public Map<String, Object> payJsapi(JsapiPayDto jsapiPayDto) throws Exception {
         RLock lock = redisson.getLock("pay-" + jsapiPayDto.getOrderId());
         if (!lock.tryLock(10, TimeUnit.SECONDS)) {
@@ -94,7 +97,7 @@ public class WxPayServiceImpl implements WxPayService {
             rootNode.put("mchid", wxPayProperties.getMchId())
                     .put("appid", appId)
                     .put("description", PayScene.getTypeByCode(order.getPayScene()))
-                    .put("notify_url", wxPayProperties.getH5PayNotifyUrl())
+                    .put("notify_url", wxPayProperties.getPayNotifyUrl())
                     .put("out_trade_no", String.valueOf(out_trade_no));
             rootNode.putObject("amount")
                     .put("total", order.getFee());
@@ -216,6 +219,74 @@ public class WxPayServiceImpl implements WxPayService {
         return null;
     }
 
+    @Override
+    public void refund(Long orderId) throws IOException {
+        Order order = orderService.getById(orderId);
+        if (order == null || !order.getOrderStatus().equals(OrderStatus.PAYED.getStatus())) {
+            throw GlobalException.newException(ResultCode.REFUND_FAILED, "当前订单未支付成功");
+        }
+        String out_refund_no = "refund-" + snowflakeUtil.snowflakeId();
+        String url = "https://api.mch.weixin.qq.com/v3/refund/domestic/refunds";
+        HttpPost httpPost = new HttpPost(url);
+        httpPost.addHeader("Accept", "application/json");
+        httpPost.addHeader("Content-type", "application/json; charset=utf-8");
+        ByteArrayOutputStream bos = new ByteArrayOutputStream();
+        ObjectMapper objectMapper = new ObjectMapper();
+        ObjectNode rootNode = objectMapper.createObjectNode();
+        rootNode.put("mchid", wxPayProperties.getMchId())
+                .put("appid", wxPayProperties.getAppId())
+                .put("out_refund_no", out_refund_no)
+                .put("notify_url", wxPayProperties.getRefundNotifyUrl())
+                .put("out_trade_no", String.valueOf(orderId));
+        rootNode.putObject("amount")
+                .put("refund", order.getFee())
+                .put("total", order.getFee())
+                .put("currency", "CNY");
+        String json = objectMapper.writeValueAsString(rootNode);
+        log.info("退款接口请求参数: {}", json);
+        objectMapper.writeValue(bos, rootNode);
+        httpPost.setEntity(new StringEntity(bos.toString("UTF-8"), "UTF-8"));
+        CloseableHttpResponse response = httpClient.execute(httpPost);
+        String bodyAsString = EntityUtils.toString(response.getEntity());
+        JSONObject jsonObject = JSONUtil.parseObj(bodyAsString);
+        // 修改订单状态为退款中
+        orderService.updateOrderStatus(orderId, OrderStatus.REFUNDING);
+
+    }
+
+    @Override
+    public Boolean notifyRefund(HttpServletRequest request) {
+        try {
+            String requestBodyData = this.getRequestBodyData(request);
+            log.info("接收微信退款接口回调请求, 请求参数: {}", requestBodyData);
+            JSONObject jsonObject = JSONUtil.parseObj(requestBodyData);
+            JSONObject resource = jsonObject.getJSONObject("resource");
+            String plainText = this.decrypt(resource);
+            log.info("解密后的明文信息为: {}", plainText);
+            JSONObject obj = JSONUtil.parseObj(plainText);
+            processRefund(jsonObject);
+            return null;
+        } catch (Exception e) {
+            e.printStackTrace();
+            return false;
+        }
+    }
+
+    @Override
+    public void processRefund(JSONObject jsonObject) {
+        Long out_trade_no = jsonObject.getLong("out_trade_no");
+        RLock lock = redisson.getLock("refund-" + out_trade_no);
+        lock.lock(10, TimeUnit.SECONDS);
+        try {
+            // 修改订单未退款成功
+            orderService.updateOrderStatus(out_trade_no, OrderStatus.REFUNDED);
+            // 保存流水信息
+        } finally {
+            lock.unlock();
+        }
+    }
+
+
     /**
      * 解密
      *

joying-portal/src/main/java/com/fzm/portal/TestController.java

+package com.fzm.portal;
+
+import com.fzm.common.entity.dto.OrderProcessMsg;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.amqp.rabbit.core.RabbitTemplate;
+import org.springframework.scheduling.support.SimpleTriggerContext;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.annotation.Resource;
+
+/**
+ * @author tangtuo
+ * @date 2022/1/21 16:28
+ */
+@Slf4j
+@RestController
+@RequestMapping("/test")
+public class TestController {
+
+    @Resource
+    private RabbitTemplate rabbitTemplate;
+
+    @GetMapping("/send")
+    public String send(){
+        log.info("发送消息: {}",123);
+        rabbitTemplate.convertAndSend("nft-exchange", "nft.publish", 123);
+        return "SUCCESS";
+    }
+
+}

joying-portal/src/main/java/com/fzm/portal/controller/OrderController.java

 package com.fzm.portal.controller;
 
 import com.fzm.common.annotation.Authentication;
-import com.fzm.common.entity.Order;
 import com.fzm.common.entity.dto.OrderDto;
-import com.fzm.common.enums.PayScene;
 import com.fzm.common.model.ResponseModel;
-import com.fzm.common.service.CopyrightApplyService;
-import com.fzm.common.service.NftService;
 import com.fzm.common.service.OrderService;
-import com.fzm.common.utils.SnowflakeUtil;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
 import org.springframework.web.bind.annotation.*;
 
 import javax.annotation.Resource;
+import java.util.HashMap;
+import java.util.Map;
 
 /**
  * @author tangtuo
  * @date 2022/1/20 18:22
  */
 @Authentication
-@Api(tags = "作品类别")
+@Api(tags = "订单管理")
 @RestController
-@RequestMapping("/opus/category")
+@RequestMapping("/order")
 public class OrderController {
 
     @Resource
@@ -31,13 +28,13 @@ public class OrderController {
 
     @PostMapping("/create")
     @ApiOperation("下单")
-    public ResponseModel<Long> createOrder(@RequestBody OrderDto orderDto) {
+    public ResponseModel<String> createOrder(@RequestBody OrderDto orderDto) {
         Long orderId = orderService.createOrder(orderDto);
-        return ResponseModel.success(orderId);
+        return ResponseModel.success(String.valueOf(orderId));
     }
 
 
-    @GetMapping("/query-order-status")
+    @GetMapping("/query-order-status/{orderId}")
     @ApiOperation(value = "查询订单状态")
     public ResponseModel<Integer> queryOrderStatus(@PathVariable Long orderId) {
         return ResponseModel.success(orderService.getById(orderId).getOrderStatus());

joying-portal/src/main/java/com/fzm/portal/controller/WxPayController.java

@@ -13,6 +13,7 @@ import org.springframework.web.bind.annotation.*;
 import javax.annotation.Resource;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
 import java.util.HashMap;
 import java.util.Map;
 
@@ -52,6 +53,23 @@ public class WxPayController {
         return result;
     }
 
+    @ApiOperation("退款回调通知")
+    @PostMapping("/notify/refund")
+    public Map<String, String> notifyRefund(HttpServletRequest request, HttpServletResponse response) {
+        Map<String, String> result = new HashMap<>();
+        Boolean refund = wxPayService.notifyRefund(request);
+        if (refund) {
+            result.put("code", "SUCCESS");
+            result.put("message", "成功");
+            response.setStatus(HttpStatus.HTTP_OK);
+        } else {
+            result.put("code", "FAILED");
+            result.put("message", "系统异常");
+            response.setStatus(HttpStatus.HTTP_INTERNAL_ERROR);
+        }
+        return result;
+    }
+
 
 
 }

joying-portal/src/main/java/com/fzm/portal/listener/NftListener.java

+package com.fzm.portal.listener;
+
+import cn.fzm.chain.simplesdk.client.ParaChainClient;
+import cn.fzm.chain.simplesdk.constant.TxStatusEnum;
+import cn.fzm.chain.simplesdk.model.TxResult;
+import com.fzm.common.constant.SystemConstant;
+import com.fzm.common.entity.Nft;
+import com.fzm.common.entity.User;
+import com.fzm.common.entity.dto.NftPublishMsg;
+import com.fzm.common.enums.ResultCode;
+import com.fzm.common.exception.GlobalException;
+import com.fzm.common.service.NftService;
+import com.fzm.common.service.UserService;
+import com.fzm.common.utils.RedisUtil;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.amqp.rabbit.annotation.RabbitListener;
+import org.springframework.stereotype.Component;
+
+import javax.annotation.Resource;
+import java.util.Date;
+
+/**
+ * @author tangtuo
+ * @date 2022/1/21 16:49
+ */
+@Slf4j
+@Component
+public class NftListener {
+
+    @Resource
+    private ParaChainClient paraChainClient;
+
+    @Resource
+    private NftService nftService;
+
+    @Resource
+    UserService userService;
+
+    @Resource
+    private RedisUtil redisUtil;
+
+    /**
+     * 监听nft发行结果
+     *
+     * @param msg
+     */
+    @RabbitListener(queues = "nft.publish.queue")
+    public void listenNftPublish(NftPublishMsg msg) {
+        log.info("收到处理确认nft发行结果的消息: {}", msg);
+        Nft nft = nftService.getById(msg.getId());
+        User user = userService.getUserByWallet(nft.getPublishAddress());
+        String hash = msg.getHash();
+        // 确认交易结果
+        TxResult txResult = paraChainClient.cycleConfirmTxWithHash(hash, true, 1000);
+        if (!TxStatusEnum.SUCCESS.equals(txResult.getStatus())) {
+            throw GlobalException.newException(ResultCode.PUBLISH_ERROR, txResult.getErrMsg().getValue());
+        }
+        String realHash = paraChainClient.getRealTxHashFromGrp(hash);
+        /*TxResult txResult = paraChainClient.cycleConfirmTxWithHash(realHash, false, 1000);
+        if (!TxStatusEnum.SUCCESS.equals(txResult.getStatus())) {
+            throw GlobalException.newException(ResultCode.PUBLISH_ERROR, txResult.getErrMsg().getValue());
+        }*/
+        nft.setNftHash(realHash);
+        nft.setTokenId(msg.getTokenId());
+        nft.setPublishTime(new Date());
+        nftService.updateById(nft);
+        // 如果用户是第一次发行作品,把用户的isPublish修改成1,并清空用户统计的缓存信息
+        if (SystemConstant.BOOLEAN_DATA_FALSE.equals(user.getIsPublish())) {
+            User u = new User().setId(user.getId()).setIsPublish(SystemConstant.BOOLEAN_DATA_TRUE);
+            userService.updateById(u);
+            redisUtil.delete("user::statistic");
+        }
+    }
+}

joying-portal/src/main/java/com/fzm/portal/listener/OrderListener.java

@@ -37,9 +37,4 @@ public class OrderListener {
         }
     }
 
-    @RabbitListener(queues = "nft.publish.queue")
-    public void listenProcessOrder(Long id) {
-        log.info("接收到信息: {}", id);
-
-    }
 }

joying-portal/src/main/resources/application-dev.yml

@@ -113,5 +113,5 @@ wx-pay:
   api-v3-key: D864DA53FEF8ACD41519064967DC10D2
   mch-serial-num: 72A62544B0A08A214FAEC780108692EDC6E7D5FA
   private-key-path: apiclient_key.pem
-  h5-pay-notify-url: https://146.56.218.121:12100/wx-pay/notify/h5
-  h5-refund-notify-url:
+  pay-notify-url: https://146.56.218.121:12100/wx-pay/notify/jsapi
+  refund-notify-url: https://146.56.218.121:12100/wx-pay/notify/refund

joying-portal/src/main/resources/application-local.yml

@@ -113,5 +113,5 @@ wx-pay:
   api-v3-key: D864DA53FEF8ACD41519064967DC10D2
   mch-serial-num: 72A62544B0A08A214FAEC780108692EDC6E7D5FA
   private-key-path: apiclient_key.pem
-  h5-pay-notify-url: https://146.56.218.121:12100/wx-pay/notify/h5
-  h5-refund-notify-url:
\ No newline at end of file
+  pay-notify-url: https://146.56.218.121:12100/wx-pay/notify/jsapi
+  refund-notify-url: https://146.56.218.121:12100/wx-pay/notify/refund
\ No newline at end of file

joying-portal/src/main/resources/application-nj.yml

@@ -126,5 +126,5 @@ wx-pay:
   api-v3-key: D864DA53FEF8ACD41519064967DC10D2
   mch-serial-num: 72A62544B0A08A214FAEC780108692EDC6E7D5FA
   private-key-path: apiclient_key.pem
-  h5-pay-notify-url: https://test.inmvo.com:8985/proxyApi/wx-pay/notify/h5
-  h5-refund-notify-url:
+  pay-notify-url: https://test.inmvo.com:8985/proxyApi/wx-pay/notify/jsapi
+  refund-notify-url: https://test.inmvo.com:8985/proxyApi/wx-pay/notify/refund

joying-portal/src/main/resources/application-prod.yml

@@ -115,5 +115,5 @@ wx-pay:
   api-v3-key: D864DA53FEF8ACD41519064967DC10D2
   mch-serial-num: 72A62544B0A08A214FAEC780108692EDC6E7D5FA
   private-key-path: apiclient_key.pem
-  h5-pay-notify-url: https://nft.inmvo.com/proxyApi/wx-pay/notify/h5
-  h5-refund-notify-url:
\ No newline at end of file
+  pay-notify-url: https://nft.inmvo.com/proxyApi/wx-pay/notify/jsapi
+  refund-notify-url: https://nft.inmvo.com/proxyApi/wx-pay/notify/refund
\ No newline at end of file

joying-portal/src/main/resources/application.yml

 spring:
   profiles:
-    active: local
+    active: nj
   application:
     name: joying-portal
   servlet:

joying-portal/src/test/java/com/fzm/portal/RabbitTestDemo.java

 package com.fzm.portal;
 
 import lombok.extern.slf4j.Slf4j;
+import org.junit.jupiter.api.Test;
+import org.springframework.amqp.rabbit.core.RabbitTemplate;
 import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.web.bind.annotation.RequestParam;
+
+import javax.annotation.Resource;
 
 /**
  * @author tangtuo
@@ -12,4 +17,11 @@ import org.springframework.boot.test.context.SpringBootTest;
 public class RabbitTestDemo {
 
 
+    @Resource
+    private RabbitTemplate rabbitTemplate;
+
+    @Test
+    public void send() {
+
+    }
 }

joying-portal/src/test/java/com/fzm/portal/WxPayTest.java

@@ -2,6 +2,7 @@ package com.fzm.portal;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ObjectNode;
+import com.fzm.common.entity.dto.OrderProcessMsg;
 import com.fzm.common.properties.WxPayProperties;
 import com.fzm.common.service.WxPayService;
 import com.fzm.common.utils.SnowflakeUtil;
@@ -12,6 +13,7 @@ import org.apache.http.entity.StringEntity;
 import org.apache.http.impl.client.CloseableHttpClient;
 import org.apache.http.util.EntityUtils;
 import org.junit.jupiter.api.Test;
+import org.springframework.amqp.rabbit.core.RabbitTemplate;
 import org.springframework.boot.test.context.SpringBootTest;
 
 import javax.annotation.Resource;
@@ -39,6 +41,9 @@ public class WxPayTest {
     @Resource
     private SnowflakeUtil snowflakeUtil;
 
+    @Resource
+    private RabbitTemplate rabbitTemplate;
+
     @Test
     public void testSnowFlake() {
         for (int i = 0; i < 10; i++) {
@@ -48,9 +53,10 @@ public class WxPayTest {
 
     @Test
     public void testH5Pay() throws IOException {
-        for (int i = 0; i < 10; i++) {
-            log.info(String.valueOf(snowflakeUtil.snowflakeId()));
-        }
+        OrderProcessMsg orderProcessMsg = new OrderProcessMsg(1, 1);
+        rabbitTemplate.convertAndSend("order-exchange", "order.process", orderProcessMsg);
+//        for (int i = 0; i < 10; i++) {
+//            log.info(String.valueOf(snowflakeUtil.snowflakeId()));//       }
 //        String url = "https://api.mch.weixin.qq.com/v3/pay/transactions/jsapi";
 //        HttpPost httpPost = new HttpPost(url);
 //        httpPost.addHeader("Accept", "application/json");