public JsonResult PostOrderDetails(OrderDetailsVM vm)
        {
            string       message;
            OrderDetails orderDetails = new OrderDetails()
            {
                ID           = vm.ID,
                Price        = vm.Price,
                TotalPrice   = vm.TotalPrice,
                Quantity     = vm.Quantity,
                ProductFK    = vm.ProductFK,
                OrderFK      = vm.OrderFK,
                CreatedBy    = (int)EcommerceProject.Common.CommonEnum.Role.Customer,
                CreationDate = DateTime.Now
            };

            return(Json(new { done = orderDetailsDAL.Add
                                         (orderDetails, out message), message }
                        , JsonRequestBehavior.AllowGet));
        }