提交查询退款接口

Mall.WebApi/App_Code/PayUtil.cs

@@ -109,15 +109,9 @@ namespace Mall.WebApi.App_Code
                 var res = new ResponseHandler();
 
                 var tradeType = res.GetParameter("trade_type");
+                LogHelper.Write(null, "Notify支付回调：res-" + res.ToString());
                 RB_MiniProgram_Extend model = new RB_MiniProgram_Extend();
                 model = programModule.GetMiniProgramModule(new RB_MiniProgram_Extend { MallBaseId = 0, TenantId = 0 });
-                //if (tradeType.Equals("APP"))
-                //    res.SetKey(EheMall.WeChat.Common.WeChatConfig.GetOpenKey());
-                //if (tradeType.Equals("MWEB"))
-                //    res.SetKey(EheMall.WeChat.Common.WeChatConfig.GetOpenKey());
-                //if (tradeType.Equals("JSAPI	"))
-                //    res.SetKey(EheMall.WeChat.Common.WeChatConfig.GetOpenKey());
-                //else
                 res.SetKey(model.WeChatApiSecret);
                 //判断签名
                 if (res.IsWXsign(out string error))
@@ -255,42 +249,101 @@ namespace Mall.WebApi.App_Code
                     };
                 }
             }
-            else
-            {//查询退款情况 
 
-                packageReq = new RequestHandler();
-                packageReq.SetKey(model.WeChatApiSecret);
-                packageReq.SetParameter("appid", model.MiniAppId);
-                packageReq.SetParameter("mch_id", model.WeChatPayMerchants);
-                packageReq.SetParameter("nonce_str", GetNoncestr());
-                packageReq.SetParameter("sign", packageReq.CreateMd5Sign(_accessor));
-                packageReq.SetParameter("out_refund_no", param.RefundNumber);
+            var errCodeDes = xe.GetElement("err_code_des") == null ? "" : xe.GetElement("err_code_des").Value;
+            var returnMsg = xe.GetElement("return_msg") == null ? "" : xe.GetElement("return_msg").Value;
+
+            return new BaseResult() { IsSuccess = false, Message = returnMsg + errCodeDes };
+            #endregion
+        }
+
+
+
+
+        // <summary>
+        /// 查询退款状态  
+        /// </summary>
+        /// <param name="param"></param>
+        /// <returns></returns>
+        public BaseResult Refundquery(PayParam param, RB_MiniProgram_Extend model, IHttpContextAccessor _accessor)
+        {
+            if (param.TotalFee == null || param.RefundFee == null || string.IsNullOrWhiteSpace(param.OrderNumber) || string.IsNullOrWhiteSpace(param.RefundNumber))
+            {
+                return new BaseResult() { IsSuccess = false, Message = "参数错误！" };
+            }
+            #region 微信退款
+            var packageReq = new RequestHandler();
+            packageReq.SetKey(model.WeChatApiSecret);
+            packageReq.SetParameter("appid", model.MiniAppId);
+            packageReq.SetParameter("mch_id", model.WeChatPayMerchants);
+            packageReq.SetParameter("nonce_str", GetNoncestr());
+            packageReq.SetParameter("sign", packageReq.CreateMd5Sign(_accessor));
+            packageReq.SetParameter("out_refund_no", param.RefundNumber);//商户系统内部的退款单号
 
-                reqXml = packageReq.ParseXml();
+            var reqXml = packageReq.ParseXml();
 
-                result = Common.Pay.WeChatPat.HttpHelper.Post(new HttpParam()
+            var result = Common.Pay.WeChatPat.HttpHelper.Post(new HttpParam()
+            {
+                Url = "https://api.mch.weixin.qq.com/pay/refundquery",
+                PostParam = reqXml,
+                Encoding = Common.Pay.WeChatPat.HttpHelper.GetRequestEncoding(_accessor.HttpContext.Request),
+            });
+
+            var xe = XElement.Parse(result, LoadOptions.SetLineInfo);
+            var returnCode = xe.GetElement("return_code").Value;
+            string outTradeNo = xe.GetElement("out_refund_no_0").Value;
+            if (returnCode.Equals("SUCCESS"))
+            {
+
+                string refundStatus = xe.GetElement("refund_status_0").Value;
+                if (!string.IsNullOrWhiteSpace(refundStatus) && refundStatus.Equals("SUCCESS"))
                 {
-                    Url = "https://api.mch.weixin.qq.com/pay/refundquery",
-                    PostParam = reqXml,
-                    Encoding = Common.Pay.WeChatPat.HttpHelper.GetRequestEncoding(_accessor.HttpContext.Request),
-                });
-
-                xe = XElement.Parse(result, LoadOptions.SetLineInfo);
-                returnCode = xe.GetElement("return_code").Value;
-                if (returnCode.Equals("SUCCESS"))
+                    //在外面回写订单
+                    return new BaseResult()
+                    {
+                        IsSuccess = true,
+                        Data = new Dictionary<string, string>
+                        {
+                            { "OrderNumber", outTradeNo},
+                            { "refundStatus",refundStatus}
+
+                        }
+                    };
+                }
+                else
                 {
+                    //在外面回写订单
+                    return new BaseResult()
+                    {
+                        IsSuccess = false,
+                        Data = new Dictionary<string, string>
+                        {
+                            { "OrderNumber", outTradeNo},
+                            { "refundStatus",refundStatus}
 
+                        }
+                    };
                 }
             }
             var errCodeDes = xe.GetElement("err_code_des") == null ? "" : xe.GetElement("err_code_des").Value;
             var returnMsg = xe.GetElement("return_msg") == null ? "" : xe.GetElement("return_msg").Value;
 
-            return new BaseResult() { IsSuccess = false, Message = returnMsg + errCodeDes };
+            return new BaseResult()
+            {
+                IsSuccess = false,
+                Message = returnMsg + errCodeDes,
+                Data = new Dictionary<string, string>
+                        {
+                            { "OrderNumber", outTradeNo}
+                        }
+            };
             #endregion
         }
 
 
 
+
+
         /// <summary>
         /// 企业付款
         /// </summary>