Dian.Biz.OrderBiz.UpdateOrder C# (CSharp) Method

        public void UpdateOrder(int orderId, decimal price, string foodOp, OrderListEntity entity)
        {
            using (TransactionScope ts = new TransactionScope())
            {
                //更新主表价格
                var orderMainEntity = new OrderMainEntity();
                orderMainEntity.ORDER_ID = orderId;
                orderMainEntity.PRICE = price;
                UpdateOrderMainEntity(orderMainEntity);

                //更新子表明细
                var dt = GetUnConfirmOrderData(orderId, entity.FOOD_ID);
                if (foodOp == "add")
                {
                    if (dt != null && dt.Rows.Count > 0)
                    {
                        var condition = new OrderListEntity();
                        condition.LIST_ID = int.Parse(dt.Rows[0]["LIST_ID"].ToString());
                        condition.COUNT = int.Parse(dt.Rows[0]["COUNT"].ToString()) + 1;
                        UpdateOrderListEntity(condition);
                    }
                    else
                    {
                        entity.ORDER_ID = orderId;
                        entity.COUNT = 1;
                        entity.ORDER_FLAG = "1";
                        entity.ORDER_TIME = DateTime.Now.ToString("yyyy-MM-dd HH:mm:sss");
                        InsertOrderListEntity(entity);
                    }
                }
                else if (foodOp == "cut")
                {
                    if (dt != null && dt.Rows.Count > 0)
                    {
                        var count = int.Parse(dt.Rows[0]["COUNT"].ToString());
                        if (count <= 1)
                        {
                            var condition = new OrderListEntity();
                            condition.LIST_ID = int.Parse(dt.Rows[0]["LIST_ID"].ToString());
                            DeleteOrderListEntity(condition);
                        }
                        else
                        {
                            var condition = new OrderListEntity();
                            condition.LIST_ID = int.Parse(dt.Rows[0]["LIST_ID"].ToString());
                            condition.COUNT = count - 1;
                            UpdateOrderListEntity(condition);
                        }
                    }
                }
                else if (foodOp == "remark")
                {
                    if (dt != null && dt.Rows.Count > 0)
                    {
                        var condition = new OrderListEntity();
                        condition.LIST_ID = int.Parse(dt.Rows[0]["LIST_ID"].ToString());
                        condition.TASTE = entity.TASTE;
                        condition.REMARK = entity.REMARK;
                        UpdateOrderListEntity(condition);
                    }
                }

                ts.Complete();
            }
        }