using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace DataUpdate
{
    public partial class CommodityDown : Form
    {
        static QualityHelper _QualityHelper = new QualityHelper();
        OracleHelper _OracleHelper = new OracleHelper(_QualityHelper.dbip, _QualityHelper.dbport,
            _QualityHelper.conname, _QualityHelper.dbuser, _QualityHelper.dbpass);
        string webserviceURL = "http://" + _QualityHelper.dbip + ":" + _QualityHelper.serviceport + "/Service.asmx";
        WaiteFrom _WaitForm;
        public CommodityDown(string[] Type)
        {
            InitializeComponent();
            DataBaseUpdate();
            if (Type.Count() > 0)
            {
                if (Type[0] == "GoodsHotkey")
                {
                    if (GoodsHotkeyDown())
                    {
                        Environment.Exit(0);
                    }
                }
                else
                {
                    if (GoodsDownload())
                    {
                        Environment.Exit(0);
                    }
                }
            }
            else
            {
                Environment.Exit(0);
            }
        }
        public void ShowWaiteForm()
        {
            _WaitForm = WaiteFrom.GetInstance();
            //设置WaitForm的父窗体为当前窗体，以便在WaitForm中使用父窗体对象
            _WaitForm.TopMost = true;
            _WaitForm.Owner = this;
            _WaitForm.ShowMessage("加载中......");
            _WaitForm.Show();
            Application.DoEvents();
            _WaitForm.Refresh();
        }

        private bool GoodsHotkeyDown()
        {
            ShowWaiteForm();
            _WaitForm.ShowMessage("正在获取商品快捷键信息......");
            string _selectsql = string.Format("SELECT HOTKEYSET_ID,SERVERPARTCODE," +
                "COMMODITY_BARCODE,HOTKEY,BUSINESSTYPE,DOWNLOADDATE,FLAG,VALID " +
                "FROM {0}.T_HOTKEYSET WHERE SERVERPARTCODE = '{1}' AND BUSINESSTYPE = {2}",
                _QualityHelper.dbname, _QualityHelper.serverpartcode, _QualityHelper.businesstype);
            try
            {
                using (DataTable _DataTable = _OracleHelper.ExcuteSqlGetDataSet(_selectsql).Tables[0])
                {
                    if (_DataTable.Rows.Count > 0)
                    {
                        _WaitForm.ShowMessage("正在更新商品快捷键......");
                        DBHelper.ExcuteSql("DELETE FROM T_HOTKEYSET");
                        for (int i = 0; i < _DataTable.Rows.Count; i++)
                        {
                            string _HOTKEYSET_ID = _DataTable.Rows[i]["HOTKEYSET_ID"].ToString();
                            string _SERVERPARTCODE = _DataTable.Rows[i]["SERVERPARTCODE"].ToString();
                            string _COMMODITY_BARCODE = _DataTable.Rows[i]["COMMODITY_BARCODE"].ToString();
                            string _HOTKEY = _DataTable.Rows[i]["HOTKEY"].ToString();
                            string _BUSINESSTYPE = _DataTable.Rows[i]["BUSINESSTYPE"].ToString();
                            string _DOWNLOADDATE = _DataTable.Rows[i]["DOWNLOADDATE"].ToString() == "" ?
                                DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss") : _DataTable.Rows[i]["DOWNLOADDATE"].ToString();
                            string _FLAG = _DataTable.Rows[i]["FLAG"].ToString() == "" ? "1" : _DataTable.Rows[i]["FLAG"].ToString();
                            string _VALID = _DataTable.Rows[i]["VALID"].ToString() == "" ? "1" : _DataTable.Rows[i]["VALID"].ToString();

                            string _insertsql = "INSERT INTO T_HOTKEYSET (HOTKEYSET_ID,SERVERPARTCODE,COMMODITY_BARCODE," +
                                "HOTKEY,BUSINESSTYPE,DOWNLOADDATE,FLAG,VALID) VALUES (" + _HOTKEYSET_ID + ",'" + _SERVERPARTCODE +
                                "','" + _COMMODITY_BARCODE + "','" + _HOTKEY + "','" + _BUSINESSTYPE + "',DATETIME('" + _DOWNLOADDATE +
                                "'),'" + _FLAG + "'," + _VALID + ")";
                            try
                            {
                                DBHelper.ExcuteSql(_insertsql);
                            }
                            catch { }
                            _WaitForm.ShowMessage("正在更新商品快捷键......" + (i / _DataTable.Rows.Count) * 100 + "%");
                        }
                        for (int i = 5; i > 0; i--)
                        {
                            _WaitForm.ShowMessage("商品快捷键更新完成，快捷键总数：" +
                                _DataTable.Rows.Count + "条。(" + i + ")");
                            System.Threading.Thread.Sleep(2 * 1000);
                        }
                        _WaitForm.Close();
                        _WaitForm.Dispose();
                    }
                    else
                    {
                        _WaitForm.ShowMessage("当前门店未在综管平台设置商品快捷键\n如有需要请联系管理员。");
                        System.Threading.Thread.Sleep(2 * 1000);
                    }
                }
            }
            catch
            {
                _WaitForm.Close();
                _WaitForm.Dispose();
            }
            return true;
        }
        /// <summary>
        /// 下载商品信息（便利店）
        /// </summary>
        /// <returns></returns>
        private bool GoodsDownload()
        {
            KillExe("dbsyc.exe");
            ShowWaiteForm();
            _WaitForm.ShowMessage("正在校验商品信息完整性...");
            string dbname = _QualityHelper.dbname;
            string _strDate = "";
            string StrSql = "SELECT COMMODITYEX_ID, SERVERPARTCODE, COMMODITY_TYPE, COMMODITY_CODE, " +
                "COMMODITY_BARCODE, COMMODITY_NAME, COMMODITY_RULE, COMMODITY_UNIT, COMMODITY_RETAILPRICE, " +
                "COMMODITY_MEMBERPRICE, CANCHANGEPRICE, ISVALID, COMMODITY_EN, ISBULK, METERINGMETHOD, " +
                "DOWNLOADDATE, FLAG, BUSINESSTYPE, SERVERPARTSHOP_ID FROM T_COMMODITYEX " +
                "WHERE SERVERPARTSHOP_ID =" + _QualityHelper.serverpartshop_id;
            //备份商品信息
            try
            {
                DBHelper.ExecuteSqlTran("DELETE FROM T_COMMODITYEX_BAK " +
                    "WHERE COMMODITY_BARCODE IN (SELECT COMMODITY_BARCODE FROM T_COMMODITYEX)");
                DBHelper.ExecuteSqlTran("INSERT INTO T_COMMODITYEX_BAK (COMMODITYEX_ID, SERVERPARTCODE, " +
                    "COMMODITY_TYPE, COMMODITY_CODE, COMMODITY_BARCODE, COMMODITY_NAME, " +
                    "COMMODITY_RULE, COMMODITY_UNIT, COMMODITY_RETAILPRICE, COMMODITY_MEMBERPRICE, " +
                    "CANCHANGEPRICE, ISVALID, COMMODITY_EN, ISBULK, METERINGMETHOD, DOWNLOADDATE, FLAG, " +
                    "BUSINESSTYPE, SERVERPARTSHOP_ID ) SELECT COMMODITYEX_ID, SERVERPARTCODE, COMMODITY_TYPE, " +
                    "COMMODITY_CODE, COMMODITY_BARCODE, COMMODITY_NAME, COMMODITY_RULE, COMMODITY_UNIT, " +
                    "COMMODITY_RETAILPRICE, COMMODITY_MEMBERPRICE, CANCHANGEPRICE, ISVALID, COMMODITY_EN, " +
                    "ISBULK, METERINGMETHOD, DOWNLOADDATE, FLAG, BUSINESSTYPE, SERVERPARTSHOP_ID FROM T_COMMODITYEX");
            }
            catch
            { }
            try
            {
                DataTable _CommodityTable = DBHelper.QueryOdbc(StrSql).Tables[0];
                DataTable _ServerTable = _OracleHelper.ExcuteSqlGetDataSet(StrSql).Tables[0];

                if (_CommodityTable.Rows.Count > 0)
                {
                    List<string> ListSQL = new List<string>();
                    for (int i = 0; i < _CommodityTable.Rows.Count; i++)
                    {
                        //定义字段值
                        string COMMODITYEX_ID = _CommodityTable.Rows[i]["COMMODITYEX_ID"].ToString(),
                                SERVERPARTCODE = _CommodityTable.Rows[i]["SERVERPARTCODE"].ToString(),
                                COMMODITY_TYPE = _CommodityTable.Rows[i]["COMMODITY_TYPE"].ToString(),
                                COMMODITY_CODE = _CommodityTable.Rows[i]["COMMODITY_CODE"].ToString(),
                                COMMODITY_BARCODE = _CommodityTable.Rows[i]["COMMODITY_BARCODE"].ToString(),
                                COMMODITY_NAME = _CommodityTable.Rows[i]["COMMODITY_NAME"].ToString(),
                                COMMODITY_RULE = _CommodityTable.Rows[i]["COMMODITY_RULE"].ToString(),
                                COMMODITY_UNIT = _CommodityTable.Rows[i]["COMMODITY_UNIT"].ToString(),
                                COMMODITY_RETAILPRICE = _CommodityTable.Rows[i]["COMMODITY_RETAILPRICE"].ToString(),
                                COMMODITY_MEMBERPRICE = _CommodityTable.Rows[i]["COMMODITY_MEMBERPRICE"].ToString(),
                                CANCHANGEPRICE = _CommodityTable.Rows[i]["CANCHANGEPRICE"].ToString(),
                                ISVALID = _CommodityTable.Rows[i]["ISVALID"].ToString(),
                                COMMODITY_EN = _CommodityTable.Rows[i]["COMMODITY_EN"].ToString(),
                                ISBULK = _CommodityTable.Rows[i]["ISBULK"].ToString(),
                                METERINGMETHOD = _CommodityTable.Rows[i]["METERINGMETHOD"].ToString(),
                                DOWNLOADDATE = _CommodityTable.Rows[i]["DOWNLOADDATE"].ToString(),
                                FLAG = _CommodityTable.Rows[i]["FLAG"].ToString(),
                                BUSINESSTYPE = _CommodityTable.Rows[i]["BUSINESSTYPE"].ToString(),
                                SERVERPARTSHOP_ID = _CommodityTable.Rows[i]["SERVERPARTSHOP_ID"].ToString();
                        if (BUSINESSTYPE != "" && SERVERPARTSHOP_ID != "")
                        {
                            string _SelectSQL = string.Format("SELECT 1 FROM {2}.T_COMMODITYEX " +
                                "WHERE COMMODITY_BARCODE = '{0}' AND SERVERPARTSHOP_ID = {1} ",
                                COMMODITY_BARCODE, SERVERPARTSHOP_ID, dbname);
                            DataRow[] _Row = _ServerTable.Select("COMMODITY_BARCODE = '" + COMMODITY_BARCODE + "'");
                            if (_Row.Count() == 0)
                            {
                                long _MaxId = 0;
                                try
                                {
                                    _MaxId = long.Parse(_OracleHelper.ExcuteSqlGetDataSet("SELECT MAX(COMMODITYEX_ID) " +
                                        "FROM " + dbname + ".T_COMMODITYEX WHERE SERVERPARTSHOP_ID = " +
                                        SERVERPARTSHOP_ID).Tables[0].Rows[0][0].ToString()) + 1;
                                }
                                catch
                                {
                                    _MaxId = 1;
                                }
                                string _InsertSQL = "INSERT INTO " + dbname + ".T_COMMODITYEX " +
                                        "( COMMODITYEX_ID, SERVERPARTCODE, COMMODITY_TYPE, " +
                                        "COMMODITY_CODE, COMMODITY_BARCODE, COMMODITY_NAME, " +
                                        "COMMODITY_RULE, COMMODITY_UNIT, COMMODITY_RETAILPRICE, " +
                                        "COMMODITY_MEMBERPRICE, CANCHANGEPRICE, ISVALID, " +
                                        "COMMODITY_EN, ISBULK, METERINGMETHOD, DOWNLOADDATE, " +
                                        "FLAG, BUSINESSTYPE, SERVERPARTSHOP_ID ) " +
                                    "VALUES (" + _MaxId + ",'" + SERVERPARTCODE + "','" + COMMODITY_TYPE + "','" +
                                        _MaxId.ToString().PadLeft(8, '0') + "','" + COMMODITY_BARCODE + "','" + COMMODITY_NAME + "','" +
                                        COMMODITY_RULE + "','" + COMMODITY_UNIT + "'," +
                                        (COMMODITY_RETAILPRICE == "" ? "NULL" : COMMODITY_RETAILPRICE) + "," +
                                        (COMMODITY_MEMBERPRICE == "" ? "NULL" : COMMODITY_MEMBERPRICE) + ",1,1,'" +
                                        (COMMODITY_EN == "" ? "*" : COMMODITY_EN) + "'," +
                                        (ISBULK == "" ? "0" : ISBULK) + "," +
                                        (METERINGMETHOD == "" ? "1" : METERINGMETHOD) + ",TO_DATE('" +
                                        (DOWNLOADDATE == "" ? DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss") : DOWNLOADDATE) +
                                        "','YYYY/MM/DD HH24:MI:SS')," + (FLAG == "" ? "1" : FLAG) + "," +
                                        (BUSINESSTYPE == "" ? "NULL" : BUSINESSTYPE) + "," +
                                        (SERVERPARTSHOP_ID == "" ? "NULL" : SERVERPARTSHOP_ID) + ") ";
                                //执行插入
                                try { _OracleHelper.ExecuteSqlTran(_InsertSQL); } catch { }
                            }
                            else
                            {
                                decimal.TryParse(_Row[0]["COMMODITY_RETAILPRICE"].ToString(), out decimal _RETAILPRICE);
                                decimal.TryParse(_Row[0]["COMMODITY_MEMBERPRICE"].ToString(), out decimal _MEMBERPRICE);
                                decimal.TryParse(COMMODITY_RETAILPRICE, out decimal _COMMODITY_RETAILPRICE);
                                decimal.TryParse(COMMODITY_MEMBERPRICE, out decimal _COMMODITY_MEMBERPRICE);
                                bool _Local = DateTime.TryParse(DOWNLOADDATE, out DateTime _LocalDateTime);
                                bool _Server = DateTime.TryParse(_Row[0]["DOWNLOADDATE"].ToString(), out DateTime _ServerDateTime);
                                if (_Local && _LocalDateTime > _ServerDateTime)
                                {
                                    if (_Row[0]["COMMODITY_BARCODE"].ToString() == COMMODITY_BARCODE &&
                                     (_Row[0]["COMMODITY_CODE"].ToString() != COMMODITY_CODE ||
                                     _Row[0]["COMMODITY_NAME"].ToString() != COMMODITY_NAME ||
                                      _Row[0]["COMMODITY_TYPE"].ToString() != COMMODITY_TYPE ||
                                     _RETAILPRICE != _COMMODITY_RETAILPRICE || _MEMBERPRICE != _COMMODITY_MEMBERPRICE))
                                    {
                                        string _UpdateSQL = "UPDATE " + dbname + ".T_COMMODITYEX SET SERVERPARTCODE = '" + SERVERPARTCODE + "'," +
                                            "COMMODITY_TYPE = '" + COMMODITY_TYPE + "'," + "COMMODITY_NAME = '" + COMMODITY_NAME + "'," +
                                            "COMMODITY_RULE = '" + COMMODITY_RULE + "'," + "COMMODITY_UNIT = '" + COMMODITY_UNIT + "'," +
                                            "COMMODITY_RETAILPRICE = " + (COMMODITY_RETAILPRICE == "" ? "NULL" : COMMODITY_RETAILPRICE) + "," +
                                            "COMMODITY_MEMBERPRICE = " + (COMMODITY_MEMBERPRICE == "" ? "NULL" : COMMODITY_MEMBERPRICE) + "," +
                                            "CANCHANGEPRICE = " + (CANCHANGEPRICE == "" ? "1" : CANCHANGEPRICE) + "," + "ISVALID = 1," +
                                            "COMMODITY_EN = '" + COMMODITY_EN + "'," + "ISBULK = " + (ISBULK == "" ? "0" : ISBULK) + "," +
                                            "METERINGMETHOD = " + (METERINGMETHOD == "" ? "1" : METERINGMETHOD) + "," +
                                            "DOWNLOADDATE = TO_DATE('" + (DOWNLOADDATE == "" ? DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss") :
                                                DOWNLOADDATE) + "','YYYY/MM/DD HH24:MI:SS')," + "FLAG = " + (FLAG == "" ? "1" : FLAG) + "," +
                                            "BUSINESSTYPE = " + (BUSINESSTYPE == "" ? "NULL" : BUSINESSTYPE) +
                                        " WHERE COMMODITY_BARCODE = '" + COMMODITY_BARCODE + "' AND SERVERPARTSHOP_ID = " + SERVERPARTSHOP_ID;
                                        try
                                        {
                                            _OracleHelper.ExecuteSqlTran(_UpdateSQL);
                                        }
                                        catch (Exception ex)
                                        {
                                        }
                                    }
                                }
                            }
                        }
                        _WaitForm.ShowMessage(string.Format("正在验证商品信息 {0}%", (((decimal)i / _CommodityTable.Rows.Count) * 100).ToString("F0")));
                    }
                }
            }
            catch (Exception ex)
            {
            }
            //检测商品版本信息
            try
            {
                _strDate = _OracleHelper.ExcuteSqlGetDataSet("SELECT MAX(DOWNLOADDATE) " +
                    "FROM T_COMMODITYEX WHERE SERVERPARTSHOP_ID =" +
                    _QualityHelper.serverpartshop_id).Tables[0].Rows[0][0].ToString();
            }
            catch
            {
                _strDate = "";
            }
            //if (_strDate == "")
            //{
            //    _strDate = "1970/01/01 00:00:00";
            //}
            string _strLocalDate = "";
            try
            {
                _strLocalDate = DBHelper.QueryOdbc("select max(DOWNLOADDATE) from T_COMMODITYEX").Tables[0].Rows[0][0].ToString();
            }
            catch
            {
                _strLocalDate = "";
            }
            if (_strLocalDate == "")
            {
                _strLocalDate = "1970/01/01 00:00:00";
            }
            bool b_Server = DateTime.TryParse(_strDate, out DateTime _ServerDate);
            bool b_Local = DateTime.TryParse(_strDate, out DateTime _LocalDate);
            if (b_Server && _ServerDate < _LocalDate)
            {
                if (MessageBox.Show("本地商品库版本大于服务器版本，\n是否备份后更新商品库", "系统提示", MessageBoxButtons.YesNo,
                    MessageBoxIcon.Question, MessageBoxDefaultButton.Button1) == DialogResult.Yes)
                {
                    try
                    {
                        using (DataTable _CommodityTable = DBHelper.QueryOdbc(StrSql).Tables[0])
                        {
                            if (_CommodityTable.Rows.Count > 0)
                            {
                                DataSet _DataSet = SplitDataTable(_CommodityTable, 50);
                                for (int i = 0; i < _DataSet.Tables.Count; i++)
                                {
                                    _WaitForm.ShowMessage(string.Format("正在备份商品信息 {0}%", (((decimal)i / _DataSet.Tables.Count) * 100).ToString("F0")));
                                    string[] Json = { JsonHelper.ToJson(_DataSet.Tables[i]) };
                                    try
                                    {
                                        WSHelper.InvokeWebService(webserviceURL, "LocalCommodityExUpLoad", Json);
                                    }
                                    catch (Exception ex)
                                    {

                                    }
                                }
                            }
                        }
                    }
                    catch (Exception ex)
                    {
                        //MessageBox.Show("数据库连接失败!", "系统提示");
                    }
                }
            }
            //下载商品信息并覆盖本地
            _WaitForm.ShowMessage("正在更新商品信息...");
            string strselect = string.Format("SELECT COMMODITYEX_ID, SERVERPARTCODE, COMMODITY_TYPE, " +
                "COMMODITY_CODE, COMMODITY_BARCODE, COMMODITY_NAME,COMMODITY_RULE, " +
                "COMMODITY_UNIT, COMMODITY_RETAILPRICE, COMMODITY_MEMBERPRICE, CANCHANGEPRICE, " +
                "ISVALID, COMMODITY_EN, ISBULK, METERINGMETHOD, DOWNLOADDATE, FLAG, BUSINESSTYPE, " +
                "SERVERPARTSHOP_ID FROM (SELECT COMMODITYEX_ID, SERVERPARTCODE, COMMODITY_TYPE, " +
                "COMMODITY_CODE, COMMODITY_BARCODE, COMMODITY_NAME, COMMODITY_RULE, " +
                "COMMODITY_UNIT, COMMODITY_RETAILPRICE, COMMODITY_MEMBERPRICE, CANCHANGEPRICE, " +
                "ISVALID, COMMODITY_EN, ISBULK, METERINGMETHOD, DOWNLOADDATE, FLAG, BUSINESSTYPE, " +
                "SERVERPARTSHOP_ID, ROW_NUMBER() OVER(PARTITION BY COMMODITY_BARCODE " +
                "ORDER BY DOWNLOADDATE DESC) COLNUM FROM {0}.T_COMMODITYEX " +
                "WHERE SERVERPARTSHOP_ID = {1} ) WHERE COLNUM = 1 ORDER BY COMMODITYEX_ID DESC",
                _QualityHelper.dbname, _QualityHelper.serverpartshop_id);
            try
            {
                using (DataTable _DataTable = _OracleHelper.ExcuteSqlGetDataSet(strselect, "t_commodityex").Tables["t_commodityex"])
                {
                    //_DataTable.TableName = "t_commodityex";
                    string columns = @"COMMODITYEX_ID, SERVERPARTCODE, COMMODITY_TYPE, COMMODITY_CODE,
                    COMMODITY_BARCODE, COMMODITY_NAME, COMMODITY_RULE, COMMODITY_UNIT, COMMODITY_RETAILPRICE,
                    COMMODITY_MEMBERPRICE, CANCHANGEPRICE, ISVALID, COMMODITY_EN, ISBULK, METERINGMETHOD,
                    DOWNLOADDATE, FLAG, BUSINESSTYPE, SERVERPARTSHOP_ID";
                    string strrow = "";
                    List<string> _list = new List<string>();
                    List<string> insertlist = new List<string>();
                    //insertlist.Add("delete from t_commodityex");
                    //foreach (DataColumn col in _DataTable.Columns)
                    //{
                    //    columns += (columns == "" ? col.ColumnName : "," + col.ColumnName);
                    //}
                    DataTable _CommodityTable = DBHelper.QueryOdbc(StrSql).Tables[0];
                    int count = 0;
                    string _serverpartshop_id = _QualityHelper.serverpartshop_id;
                    foreach (DataRow row in _DataTable.Rows)
                    {
                        count++;
                        _WaitForm.ShowMessage(string.Format("正在更新商品信息 {0}%", (((decimal)count / _DataTable.Rows.Count) * 100).ToString("F0")));
                        strrow = "";
                        string COMMODITYEX_ID = row["COMMODITYEX_ID"].ToString();
                        string SERVERPARTCODE = row["SERVERPARTCODE"].ToString();
                        string COMMODITY_TYPE = row["COMMODITY_TYPE"].ToString();
                        string COMMODITY_CODE = row["COMMODITY_CODE"].ToString();
                        string COMMODITY_BARCODE = row["COMMODITY_BARCODE"].ToString();
                        string COMMODITY_NAME = row["COMMODITY_NAME"].ToString();
                        string COMMODITY_RULE = row["COMMODITY_RULE"].ToString();
                        string COMMODITY_UNIT = row["COMMODITY_UNIT"].ToString();
                        string COMMODITY_RETAILPRICE = row["COMMODITY_RETAILPRICE"].ToString();
                        string COMMODITY_MEMBERPRICE = row["COMMODITY_MEMBERPRICE"].ToString();
                        string CANCHANGEPRICE = row["CANCHANGEPRICE"].ToString();
                        string ISVALID = row["ISVALID"].ToString();
                        string COMMODITY_EN = row["COMMODITY_EN"].ToString();
                        string ISBULK = row["ISBULK"].ToString();
                        string METERINGMETHOD = row["METERINGMETHOD"].ToString();
                        string DOWNLOADDATE = row["DOWNLOADDATE"].ToString();
                        string FLAG = row["FLAG"].ToString();
                        string BUSINESSTYPE = row["BUSINESSTYPE"].ToString();
                        string SERVERPARTSHOP_ID = row["SERVERPARTSHOP_ID"].ToString();
                        DataRow[] _Row = _CommodityTable.Select("commodity_barcode = '" + COMMODITY_BARCODE + "'");
                        if (_Row.Count() > 0)
                        {
                            decimal.TryParse(_Row[0]["COMMODITY_RETAILPRICE"].ToString(), out decimal _RETAILPRICE);
                            decimal.TryParse(_Row[0]["COMMODITY_MEMBERPRICE"].ToString(), out decimal _MEMBERPRICE);
                            decimal.TryParse(COMMODITY_RETAILPRICE, out decimal _COMMODITY_RETAILPRICE);
                            decimal.TryParse(COMMODITY_MEMBERPRICE, out decimal _COMMODITY_MEMBERPRICE);
                            if (_Row[0]["COMMODITY_BARCODE"].ToString() == COMMODITY_BARCODE &&
                                (_Row[0]["COMMODITY_CODE"].ToString() != COMMODITY_CODE ||
                                _Row[0]["COMMODITY_NAME"].ToString() != COMMODITY_NAME ||
                                 _Row[0]["COMMODITY_TYPE"].ToString() != COMMODITY_TYPE ||
                                _RETAILPRICE != _COMMODITY_RETAILPRICE ||
                                _MEMBERPRICE != _COMMODITY_MEMBERPRICE))
                            {
                                string _UpdateSql = "UPDATE T_COMMODITYEX SET COMMODITYEX_ID = " + COMMODITYEX_ID +
                                ",COMMODITY_CODE = '" + COMMODITY_CODE + "',COMMODITY_NAME = '" + COMMODITY_NAME +
                                "',COMMODITY_RULE = '" + COMMODITY_RULE + "',COMMODITY_UNIT = '" + COMMODITY_UNIT +
                                "',COMMODITY_RETAILPRICE = " + COMMODITY_RETAILPRICE + ",COMMODITY_MEMBERPRICE = " +
                                COMMODITY_MEMBERPRICE + ",CANCHANGEPRICE = " + CANCHANGEPRICE + ",ISVALID = " + ISVALID +
                                ",COMMODITY_EN = '" + (COMMODITY_EN == "" ? "*" : COMMODITY_EN) + "',ISBULK = " + ISBULK +
                                 ",METERINGMETHOD = " + METERINGMETHOD + ",DOWNLOADDATE = datetime('" + DOWNLOADDATE +
                                 "'),FLAG = " + FLAG + ",BUSINESSTYPE = " + BUSINESSTYPE + ",SERVERPARTSHOP_ID = " + _serverpartshop_id +
                                 " WHERE COMMODITY_BARCODE = '" + COMMODITY_BARCODE + "'";
                                insertlist.Add(_UpdateSql);
                            }
                        }
                        else
                        {
                            //DBHelper.ExecuteSqlTran("delete from t_commodityex where commodity_barcode = '" + COMMODITY_BARCODE + "'");
                            strrow = COMMODITYEX_ID + ",'" + SERVERPARTCODE + "','" + COMMODITY_TYPE + "','" +
                                  COMMODITY_CODE + "','" + COMMODITY_BARCODE + "','" + COMMODITY_NAME + "','" +
                                  COMMODITY_RULE + "','" + COMMODITY_UNIT + "'," +
                                  (COMMODITY_RETAILPRICE == "" ? "0" : COMMODITY_RETAILPRICE) + "," +
                                  (COMMODITY_MEMBERPRICE == "" ? "0" : COMMODITY_MEMBERPRICE) + "," +
                                  (CANCHANGEPRICE == "" ? "1" : CANCHANGEPRICE) + "," +
                                  (ISVALID == "" ? "1" : ISVALID) + ",'" +
                                  (COMMODITY_EN == "" ? "*" : COMMODITY_EN) + "'," +
                                  (ISBULK == "" ? "0" : ISBULK) + "," +
                                  (METERINGMETHOD == "" ? "1" : METERINGMETHOD) + ",DATETIME('" +
                                  (DOWNLOADDATE == "" ? DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss") : DOWNLOADDATE) +
                                  "')," + (FLAG == "" ? "1" : FLAG) + "," +
                                  (BUSINESSTYPE == "" ? "NULL" : BUSINESSTYPE) + "," +
                                  (SERVERPARTSHOP_ID == "" ? _serverpartshop_id : SERVERPARTSHOP_ID);
                            _list.Add(strrow);
                        }
                    }
                    string str = "";
                    for (int i = 0; i < _list.Count; i++)
                    {
                        str += (str == "" ? "(" + _list[i] + ")" : ",(" + _list[i] + ")");
                        if ((i + 1) % 100 == 0)
                        {
                            insertlist.Add(string.Format("insert into t_commodityex ({0}) values {1}", columns, str));
                            str = "";
                        }
                        else if (i + 1 == _list.Count)
                        {
                            insertlist.Add(string.Format("insert into t_commodityex ({0}) values {1}", columns, str));
                            str = "";
                        }
                    }
                    int _failcount = 0;
                    for (int n = 0; n < insertlist.Count; n++)
                    {
                        _WaitForm.ShowMessage(string.Format("正在保存商品信息 {0}%", (((decimal)(n + 1) / insertlist.Count) * 100).ToString("F0")));
                        try
                        {
                            DBHelper.ExecuteSqlTran(insertlist[n].ToString());
                        }
                        catch (Exception ex) { }
                    }
                    for (int i = 5; i > 0; i--)
                    {
                        _WaitForm.ShowMessage("商品库已更新至最新版本，共" + _DataTable.Rows.Count + "条；\n" + i + "秒后自动返回收银系统");
                        System.Threading.Thread.Sleep(1 * 1000);
                    }
                }
            }
            catch (Exception ex)
            {
                _WaitForm.ShowMessage("商品库更新失败，原因：" + ex.Message);
            }
            _WaitForm.Close();
            _WaitForm.Dispose();
            return true;
        }

        private void CommodityDown_Load(object sender, EventArgs e)
        {
            Hide();
        }
        public bool KillExe(string strProName)
        {
            Process[] processes = Process.GetProcessesByName(strProName.Substring(0, strProName.LastIndexOf('.')));   //同程序名的所有进程
            foreach (Process p in processes)//判断当前进程中是否已有该程序
            {
                if (p.MainModule.ModuleName == strProName)//通过程序路径判断，而不能通过程序名判断
                {
                    p.Kill(); // 结束进程
                }
            }
            return true;
        }
        private void DataBaseUpdate()
        {
            try
            {
                DBHelper.QueryOdbc("select 1 from t_commodityex_bak");
            }
            catch
            {
                string _CreateSql = "create table dba.t_commodityex_bak (commodityex_id decimal(9, 0) not null," +
                    "serverpartcode char(10) null,commodity_type char(50) null,commodity_code char(10) null," +
                    "commodity_barcode char(30) null,commodity_name char(50) null,commodity_rule char(50) null," +
                    "commodity_unit char(100) null,commodity_retailprice decimal(16, 2) null,commodity_memberprice decimal(16, 2) null," +
                    "canchangeprice decimal(1, 0) null,isvalid decimal(1, 0) null,commodity_en char(10) null,isbulk decimal(1, 0) null," +
                    "meteringmethod decimal(1, 0) null,downloaddate timestamp null,flag decimal(1, 0) null,businesstype decimal(6, 0) null," +
                    "serverpartshop_id decimal(9, 0) null,print_date timestamp null,container_code char(2000) null,commodity_symbol char(200) null)";
                try
                {
                    DBHelper.ExecuteSqlTran(_CreateSql);
                }
                catch (Exception ex)
                {
                    LogHelper.WriteServiceLog(ex.Message);
                }
            }
        }
        /// <summary>
        /// 分解数据表
        /// </summary>
        /// <param name="originalTab">需要分解的表</param>
        /// <param name="rowsNum">每个表包含的数据量</param>
        /// <returns></returns>
        public DataSet SplitDataTable(DataTable originalTab, int rowsNum)
        {
            //获取所需创建的表数量
            int tableNum = (int)Math.Ceiling((decimal)originalTab.Rows.Count / rowsNum);
            //获取数据余数
            int remainder = originalTab.Rows.Count % rowsNum;

            DataSet ds = new DataSet();

            //如果只需要创建1个表，直接将原始表存入DataSet
            //if (originalTab.Rows.Count <= rowsNum)
            //{
            //    ds.Tables.Add(originalTab);
            //}
            //else
            //{
            DataTable[] tableSlice = new DataTable[tableNum];

            //Save orginal columns into new table.            
            for (int c = 0; c < tableNum; c++)
            {
                tableSlice[c] = originalTab.Clone();
                tableSlice[c].TableName = originalTab.TableName + c.ToString();
            }
            //Import Rows
            for (int i = 0; i < tableNum; i++)
            {
                // if the current table is not the last one
                //if (i != tableNum - 1)
                //{
                for (int j = i * rowsNum; j < ((i + 1) * rowsNum); j++)
                {
                    if (j >= originalTab.Rows.Count)
                    {
                        break;
                    }
                    tableSlice[i].ImportRow(originalTab.Rows[j]);
                }
                //}
                //else
                //{
                //    for (int k = i * rowsNum; k < ((i + 1) * rowsNum + remainder); k++)
                //    {
                //        tableSlice[i].ImportRow(originalTab.Rows[k]);
                //    }
                //}
            }

            //add all tables into a dataset                
            foreach (DataTable dt in tableSlice)
            {
                ds.Tables.Add(dt);
            }
            //}
            return ds;
        }
    }
}