ASP.NET MVC搭建项目后台UI框架—9、服务器端排序

  Dictionary<int, string> dicSort = new Dictionary<int, string>(); //排序字段键值对列表 （列序号，列名称）

        /// <summary>
        /// 运单异常数据
        /// </summary>
        /// <returns></returns>
        public ActionResult WayBillException(WayBillExceptionFilter filter)
        {
            return View(filter);
        }

        public JsonResult WayBillExceptionList(WayBillExceptionFilter filter)
        {
            dicSort.Add(2, "w.PostingTime");

            DataTablesRequest parm = new DataTablesRequest(this.Request);    //处理对象
            int pageIndex = parm.iDisplayLength == 0 ? 0 : parm.iDisplayStart / parm.iDisplayLength;
            filter.PageIndex = pageIndex;    //页索引
            filter.PageSize = parm.iDisplayLength;    //页行数

            string strSortField = dicSort.Where(x => x.Key == parm.SortColumns[0].Index).Select(x => x.Value).FirstOrDefault();

            string strSortDire = parm.SortColumns[0].Direction == SortDirection.Asc ? "asc" : "desc";

            filter.OrderBy = " " + strSortField + " " + strSortDire;

            var DataSource = Core.Reconciliation.WayBillException.GetByFilter(filter) as WRPageOfList<WayBillException>;

            int i = parm.iDisplayLength * pageIndex;

            List<WayBillException> queryData = DataSource.ToList();
            var data = queryData.Select(u => new
            {
                Index = ++i, //行号
                ID = u.ID,
                IsInputCost = u.IsInputCost,
                CusName = u.CusName, //客户简称
                PostingTime = u.PostingTime == null ? string.Empty : u.PostingTime.Value.ToStringDate(),//收寄日期
                ExpressNo = u.ExpressNo, //运单号
                BatchNO = u.LoadBillNum, //提单号
                Weight = u.Weight == null ? 0m : u.Weight / 1000, //重量
                WayBillFee = u.WayBillFee, //邮资
                ProcessingFee = u.ProcessingFee, //邮政邮件处理费
                InComeWayBillFee = u.ExpressFee, //客户运费
                InComeOprateFee = u.OperateFee, //客户操作费
                WayBillMargins = u.WayBillProfit, //运费毛利
                TotalMargins = u.ExpressFee + u.OperateFee + u.InComeOtherFee - (u.WayBillFee + u.ProcessingFee + u.CostOtherFee), //总毛利
                Margin = Math.Round((u.ExpressFee + u.OperateFee + u.InComeOtherFee == 0 ? 0m : (u.ExpressFee + u.OperateFee + u.InComeOtherFee -
 (u.WayBillFee + u.ProcessingFee + u.CostOtherFee)) / (u.ExpressFee + u.OperateFee + u.InComeOtherFee) * 100), 2) + "%", 
//毛利率 毛利率=(总收入-总的支出的成本)/总收入*100%
                ReconcileDate = u.ReconcileDate.ToStringDate(), //对账日期
                CostOtherFee = u.CostOtherFee, //成本 其他费用
                CostTotalFee = u.WayBillFee + u.ProcessingFee + u.CostOtherFee, //成本 总费用
                CostStatus = u.CostStatus.ToChinese(),  //成本 状态
                InComeOtherFee = u.InComeOtherFee, //收入 其他费用
                InComeTotalFee = u.ExpressFee + u.OperateFee + u.InComeOtherFee, //收入 总费用
                InComeStatus = u.InComeStatus.ToChinese(),  //收入 状态
                ExceptionMsg = u.ExceptionMsg, //运单异常原因
                WayBillCostID = u.WayBillCostID //运单成本ID
                // ExceptionType = u.ExceptionType  //运单异常状态
            });
            //decimal totalProfit = 0m;      //总毛利求和
            //构造成Json的格式传递
            var result = new
            {
                iTotalRecords = DataSource.Count,
                iTotalDisplayRecords = DataSource.RecordTotal,
                data = data
            };
            return Json(result, JsonRequestBehavior.AllowGet);
        }

            bServerSide: true,                    //指定从服务器端获取数据  
            //跟数组下标一样，第一列从0开始，这里表格初始化时，第四列默认降序
            order: [[2, "desc"]],