public ActionResult GetRepairPage(int page = 1, int pageSize = 10, string beginDate = "", string endDate = "", int isFinish = 2)
        {
            var repairService = new RepairService();

            var where = PredicateBuilder.True <Repair>();

            var ownerId = (Session["Account"] as AccountInfo).Id;

            where = where.And(f => f.OwnerId == ownerId);

            if (!string.IsNullOrEmpty(beginDate))
            {
                DateTime begin;
                if (DateTime.TryParse(beginDate, out begin))
                {
                    where = where.And(f => f.ApplyDate >= begin);
                }
            }

            if (!string.IsNullOrEmpty(endDate))
            {
                DateTime end;
                if (DateTime.TryParse(endDate, out end))
                {
                    where = where.And(f => f.ApplyDate <= end);
                }
            }

            if (isFinish == 1)
            {
                where = where.And(f => f.FinishDate != null);
            }
            else if (isFinish == 0)
            {
                where = where.And(f => f.FinishDate == null);
            }

            return(Json(repairService.QueryToPageByOwner(where, page, pageSize)));
        }