using System;
using System.Collections.Generic;
using System.Linq;
using WX.CRM.IBLL.QH;
using WX.CRM.Model.Entity;

namespace WX.CRM.BLL.QH
{
    public class QH_PRODUCTTRANCOUNT_BL : IQH_PRODUCTTRANCOUNT_Q
    {

        public List<QH_PRODUCTTRANCOUNT> GetList_QH_ProductTranCount(string productCode, DateTime? dtstart, DateTime? dtend)
        {

            using (crmContext db = new crmContext())
            {
                var query = db.QH_PRODUCTTRANCOUNT.AsQueryable();

                if (dtstart != null && dtend != null)
                {

                    query = query.Where(m => m.TRANDATE >= dtstart && m.TRANDATE < dtend);
                }

                if (!string.IsNullOrWhiteSpace(productCode))
                {
                    productCode = productCode.Trim();

                    query = query.Where(m => m.PRODUCTCODE == productCode);
                }
                var lists = query.ToList();
                return lists;
            }

        }
    }
}