修改VOUCHER接口，400返回空字符串而不是空对象

OASystem/OASystem.Api/Controllers/GroupsController.cs

@@ -10147,13 +10147,13 @@ namespace OASystem.API.Controllers
         public async Task<IActionResult> PostHotelReservationsCreateVoucher(HotelReservationsCreateVoucherDto _dto)
         {
             #region  参数验证
-            if (_dto.UserId < 1) return Ok(JsonView(false, "员工Id为空"));
+            if (_dto.UserId < 1) return Ok(JsonView(StatusCodes.Status400BadRequest, "员工Id为空", ""));
             if (_dto.PageId < 1) _dto.PageId = 28; //酒店预定Id
-            if (_dto.DiId < 1) return Ok(JsonView(false, "团组Id为空"));
+            if (_dto.DiId < 1) return Ok(JsonView(StatusCodes.Status400BadRequest, "团组Id为空", ""));
 
             #region 团组操作权限验证 76 酒店预定模块
             var groupAuthView = await GeneralMethod.PostGroupOperationAuth(_dto.DiId, _dto.UserId, 76);
-            if (groupAuthView.Code != 0) return Ok(JsonView(false, groupAuthView.Msg));
+            if (groupAuthView.Code != 0) return Ok(JsonView(StatusCodes.Status400BadRequest, groupAuthView.Msg, ""));
             #endregion
 
             PageFunAuthViewBase pageFunAuthView = new PageFunAuthViewBase();
@@ -10170,7 +10170,7 @@ namespace OASystem.API.Controllers
             List<Grp_HotelReservations> hrDtas = await _sqlSugar.Queryable<Grp_HotelReservations>().Where(it => it.IsDel == 0 && it.DiId == _dto.DiId).ToListAsync();
 
             //判断数据是否完整
-            if (hrDtas.Count < 1) return Ok(JsonView(false, "请先录入酒店预订信息！"));
+            if (hrDtas.Count < 1) return Ok(JsonView(StatusCodes.Status400BadRequest, "请先录入酒店预订信息！", ""));
 
             hrDtas = hrDtas.OrderBy(it => it.CheckInDate).ToList();
             string strFileName = "HotelStatement/";