微信支付总金额

src/main/java/org/springblade/modules/weixin/controller/AppEbLoginController.java

@@ -1,20 +1,19 @@
 package org.springblade.modules.weixin.controller;
 
-import com.alibaba.fastjson.JSONObject;
-import com.alibaba.fastjson.TypeReference;
+import com.baomidou.mybatisplus.core.toolkit.CollectionUtils;
 import com.baomidou.mybatisplus.core.toolkit.StringUtils;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
-import com.wechat.pay.contrib.apache.httpclient.auth.Verifier;
-import io.swagger.annotations.Api;
 import lombok.AllArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
+import org.apache.http.util.EntityUtils;
 import org.springblade.common.cache.DictCache;
 import org.springblade.common.enums.DictEnum;
 import org.springblade.core.log.exception.ServiceException;
 import org.springblade.core.tool.api.R;
 import org.springblade.core.tool.utils.SpringUtil;
 import org.springblade.modules.auth.endpoint.BladeTokenEndPoint;
-import org.springblade.modules.weixin.config.WechatPayValidator;
+import org.springblade.modules.desk.entity.Order;
+import org.springblade.modules.desk.service.IOrderService;
 import org.springblade.modules.weixin.entity.WeChatPhone;
 import org.springblade.modules.weixin.entity.WeChatPhoneInfo;
 import org.springblade.modules.weixin.entity.WeChatUser;
@@ -23,12 +22,8 @@ import org.springblade.modules.weixin.utils.WeChatUtil;
 import org.springblade.modules.weixin.utils.WxPayUtils;
 import org.springframework.web.bind.annotation.*;
 
-import javax.annotation.Resource;
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpServletResponse;
 import java.util.HashMap;
 import java.util.Map;
-import java.util.concurrent.locks.ReentrantLock;
 
 @RestController
 @AllArgsConstructor
@@ -38,6 +33,8 @@ public class AppEbLoginController {
 
     private final IWeChatUserService weChatUserService;
 
+    private final IOrderService orderService;
+
     /**
      * 获取openid
      */
@@ -99,11 +96,20 @@ public class AppEbLoginController {
 
     /**
      * 微信下单
+     *
      * @param openId
      */
     @PostMapping("/createOrder")
-	public R createOrder(@RequestParam String openId,@RequestParam String outTradeNo) {
-		return R.data(WxPayUtils.getPayParam(openId,outTradeNo));
+    public R createOrder(@RequestParam String openId, @RequestParam String outTradeNo) {
+        // 根据订单号查询订单
+        Order order = orderService.getOne(Wrappers.<Order>lambdaQuery().eq(Order::getOrderNo, outTradeNo));
+		if (order == null) {
+			throw new ServiceException("该订单不存在");
+		}
+
+        Double totalPrice = order.getTotalPrice() * 100;
+        int total = totalPrice.intValue();
+        return R.data(WxPayUtils.getPayParam(openId, outTradeNo, total));
     }
 
 }

src/main/java/org/springblade/modules/weixin/utils/WxPayUtils.java

@@ -34,7 +34,7 @@ public class WxPayUtils {
 
     //微信下单回调地址，支付成功后会回调这个地址。
     //对应文档 https://pay.weixin.qq.com/wiki/doc/apiv3_partner/apis/chapter4_1_5.shtml
-    public static String callbackUri = "";
+    public static String callbackUri = "https://www.baidu.com";
 
     //APIv3密钥  在微信支付商户平台-账户中心-API安全里设置，如果设置了不知道，就只有修改
     public static String apiV3Key = "YLJJyilvjiaju3613369520230822YLJ";
@@ -122,12 +122,12 @@ public class WxPayUtils {
      * 官方文档路径
      * https://pay.weixin.qq.com/wiki/doc/apiv3_partner/open/pay/chapter2_1.shtml
      */
-    public static String createOrderJSApiV3(String openId, String outTradeNo) {
+    public static String createOrderJSApiV3(String openId, String outTradeNo,int total) {
         payLoading();
         //请求URL
         HttpPost httpPost = new HttpPost(JSApiPayUrl);
         // 请求body参数
-        StringEntity entity = new StringEntity(JSONObject.toJSONString(buildWxJsApiV3PayJson(openId, outTradeNo, 0)), "utf-8");
+        StringEntity entity = new StringEntity(JSONObject.toJSONString(buildWxJsApiV3PayJson(openId, outTradeNo, total)), "utf-8");
         entity.setContentType("application/json");
         httpPost.setEntity(entity);
         httpPost.setHeader("Accept", "application/json");
@@ -196,8 +196,8 @@ public class WxPayUtils {
      * @param openId openId
      * @return 支付参数
      */
-    public static Object getPayParam(String openId, String outTradeNo) {
-        JSONObject jsonObject = JSON.parseObject(createOrderJSApiV3(openId, outTradeNo));
+    public static Object getPayParam(String openId, String outTradeNo,int total) {
+        JSONObject jsonObject = JSON.parseObject(createOrderJSApiV3(openId, outTradeNo,total));
         return getTokenWeiXin(jsonObject.getString("prepay_id"));
 
     }
@@ -207,14 +207,14 @@ public class WxPayUtils {
      * 构造下单的json(第三步需要)
      *
      * @param description 商品描述
-     * @param amount      订单金额
+     * @param total      订单金额
      * @param openId      用户ID       onAky51Fojn3NoLrnKwcY
      * @return JSONObject
      */
-    public static JSONObject buildWxJsApiV3PayJson(String description, String amount, String openId, String outTradeNo) {
+    public static JSONObject buildWxJsApiV3PayJson(String description, int total, String openId, String outTradeNo) {
         //订单金额json
         JSONObject amountJson = new JSONObject();
-        amountJson.put("total", Integer.valueOf(amount));
+        amountJson.put("total", total);
         amountJson.put("currency", "CNY");
 
         //支付者json
@@ -242,8 +242,8 @@ public class WxPayUtils {
      *
      * @return JSONObject
      */
-    public static JSONObject buildWxJsApiV3PayJson(String openId, String outTradeNo, Integer goodsId) {
-        return buildWxJsApiV3PayJson("测试商品", "1", openId, outTradeNo);
+    public static JSONObject buildWxJsApiV3PayJson(String openId, String outTradeNo, int total) {
+        return buildWxJsApiV3PayJson("测试商品", total, openId, outTradeNo);
     }
 
     /**
@@ -252,7 +252,7 @@ public class WxPayUtils {
      * @return JSONObject
      */
     public static JSONObject buildWxJsApiV3PayJson() {
-        return buildWxJsApiV3PayJson("测试商品", "1", "123123123124", "");
+        return buildWxJsApiV3PayJson("测试商品", 1, "123123123124", "");
     }
 
     /**