【修改】移动端-在线缴费：缴费订单编号生成规则修改；

Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/ReceiveSendFeeManagement/FinaChargeStuYearApi.cs

@@ -107,6 +107,12 @@ namespace Learun.Application.WebApi.Modules
             FinaChargeStuYearEntity entity = parameter.strEntity.ToObject<FinaChargeStuYearEntity>();
             List<FinaChargeStuOrderDetailEntity> list = parameter.detailList.ToObject<List<FinaChargeStuOrderDetailEntity>>();
             var imgUrl = "";
+            Random ran = new Random();
+            string orderid = DateTime.Now.ToString("yyyyMMddHHmmssffffff") + ran.Next(0, 100000);
+            if (finaChargeStuOrderIbll.GetEntityByorderid(orderid) != null)
+            {
+                return Fail("请刷新页面重试！");
+            }
 
             //访问学校财务服务器
             string payresulturl = Config.GetValue("payresulturl");
@@ -127,11 +133,9 @@ namespace Learun.Application.WebApi.Modules
 
                 try
                 {
-                    Random ran = new Random();
                     string merchantid = "105000082201406";//商户号
                     string posid = "043724806";//商户柜台代码
                     string branchid = "510000000";//分行代码
-                    string orderid = DateTime.Now.ToString("yyyyMMddhhmmss") + ran.Next(0, 100000);
                     string payment = entity.PayMoney.ToString();
                     string curcode = "01";
                     string txcode = "530550";