using cuidian.Common;
using cuidian.Sql;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using WdtUtils;
using WdtUtils.Load;
using WdtUtils.Proxy;

namespace WangToTempDb
{
    /// <summary>
    /// 库存现存量上传中间库
    /// </summary>
    public class StockUpLoad : BaseUpLoad
    {
        private string __sql = "if not exists(select 1 from stock where cinvcode = '{0}' and cwhcode = '{1}') insert into stock(cinvcode, cwhcode, qty, price) values('{0}','{1}','{2}','{3}')";
        protected override Result _LoadFirstPage()
        {
            StockProxy tmp = new StockProxy();
            Result rtn = _load.Load<StockProxy>(_args, ref tmp);

            _proxy = tmp;

            return rtn;
        }

        protected override void _SetLoader()
        {
            _load = new StockLoad();
        }

        protected override void _ImportData()
        {
            _operType = "插入库存现存量中间表数据";

            Stock[] entitys = ((StockProxy)_proxy).stocks;

            StringBuilder sb = new StringBuilder();

            foreach (Stock item in entitys)
            {
                if (Convert.ToDecimal(item.stock_num) > 0)
                {
                    sb.Append(string.Format(__sql, new object[] { item.spec_no, item.warehouse_no, item.stock_num, item.cost_price }));

                    _InsertIntoTempDb(sb.ToString(), item.spec_no + "~~~" + item.warehouse_no);
                }                
            }           
        }

        protected override void _LoadNextPage()
        {
            _proxy = _load.Load<StockProxy>(_args);
        }

        protected override void _DeleteDup()
        {
            _operType = "删除库存现存量中间表重复数据";
           
            string sql = @"delete a from stock a,stock b where a.cinvcode = b.cinvcode and a.cwhcode = b.cwhcode and a.processflag=0 and b.processflag=1";
            
            DbUtils.ExecuteNonQuery(sql, _tempDb);
        }
    }
}