using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data;
using PosDataTest.Common;

namespace PosDataTest
{
    public class GoodsAddHelper
    {
        /// <summary>
        /// 留夫鸭销售模式
        /// </summary>
        /// <param name="inputBarcode">条码</param>
        /// <param name="commodityTable">销售列表</param>
        /// <param name="guaranteeState">out[保质期状态]</param>
        /// <param name="commodityRow">out[商品行]</param>
        /// <returns></returns>
        public static bool GetLFY(string inputBarcode, DataTable commodityTable,
            out PosDictionary.GuaranteeState guaranteeState, out DataRow commodityRow)
        {
            //01234567 8901 234567 89
            //05314020 0290 180914 08808
            if (inputBarcode.Length < 23)
            {
                commodityRow = null;
                guaranteeState = PosDictionary.GuaranteeState.OK;
                return false;
            }
            string _strBarcode = inputBarcode.Substring(0, 8);
            string _strWeight = inputBarcode.Substring(8, 4);
            if (!decimal.TryParse(_strWeight, out decimal _decWeight))
            {
                commodityRow = null;
                guaranteeState = PosDictionary.GuaranteeState.OK;
                return false;
            }
            _decWeight = _decWeight / 1000;
            string _strProductionDate = inputBarcode.Substring(12, 6);
            if (!DateTime.TryParseExact(_strProductionDate, "yyMMdd",
                System.Globalization.CultureInfo.CurrentCulture,
                System.Globalization.DateTimeStyles.None,
                out DateTime _ProductionDate))
            {
                commodityRow = null;
                guaranteeState = PosDictionary.GuaranteeState.OK;
                return false;
            }
            string _strSelect = string.Format(@"SELECT DISTINCT A.COMMODITY_NAME,A.COMMODITY_RETAILPRICE,
                    A.COMMODITY_CODE,A.COMMODITY_TYPE,A.COMMODITY_SYMBOL,A.COMMODITY_BARCODE,
                    A.COMMODITY_MEMBERPRICE,ISNULL(A.METERINGMETHOD,1) AS METERINGMETHOD,
                    ISNULL(A.GUARANTEE_DAY,0) AS GUARANTEE_DAY,ISNULL(A.REMINDER_DAY,0) AS REMINDER_DAY,
                    ISNULL(B.KITCHENCONFIG_INDEX,1000) AS KITCHENCONFIG_INDEX,A.COMMODITY_UNIT 
                FROM T_COMMODITYEX A LEFT JOIN T_KITCHENCONFIG B ON A.COMMODITY_TYPE = B.COMMODITYTYPE 
                WHERE A.ISVALID = 1 AND A.SERVERPARTSHOP_ID = {0} AND A.COMMODITY_BARCODE = '{1}'",
                QualityHelper.serverpartshop_id, _strBarcode);
            try
            {
                using (DataTable _DataTable = ESSupport.Lib.SyBaseHelper.QueryOdbc(_strSelect).Tables[0])
                {
                    if (_DataTable.Rows.Count > 0)
                    {
                        commodityRow = commodityTable.NewRow();
                        commodityRow["commodity_barcode"] = _DataTable.Rows[0]["COMMODITY_BARCODE"];
                        commodityRow["commodity_name"] = _DataTable.Rows[0]["COMMODITY_NAME"];
                        commodityRow["commodity_unit"] = _DataTable.Rows[0]["COMMODITY_UNIT"];
                        commodityRow["PrintGoodsName"] = _DataTable.Rows[0]["COMMODITY_NAME"];
                        commodityRow["commodity_code"] = _DataTable.Rows[0]["COMMODITY_CODE"];
                        commodityRow["commodity_retailprice"] = _DataTable.Rows[0]["COMMODITY_RETAILPRICE"];
                        commodityRow["discount_rate"] = 0;
                        commodityRow["actualprice"] = _DataTable.Rows[0]["COMMODITY_RETAILPRICE"];
                        commodityRow["memberprice"] = _DataTable.Rows[0]["COMMODITY_MEMBERPRICE"];
                        commodityRow["price"] = (decimal)_DataTable.Rows[0]["METERINGMETHOD"] == 1 ?
                            (decimal)_DataTable.Rows[0]["COMMODITY_RETAILPRICE"] :
                            ((decimal)_DataTable.Rows[0]["COMMODITY_RETAILPRICE"] * _decWeight);
                        commodityRow["count"] = (decimal)_DataTable.Rows[0]["METERINGMETHOD"] == 1 ? 1 : _decWeight;
                        commodityRow["foreground"] = "#575757";
                        commodityRow["background"] = "#91DAC9";
                        commodityRow["kitchenindex"] = _DataTable.Rows[0]["KITCHENCONFIG_INDEX"];
                        commodityRow["commodity_type"] = _DataTable.Rows[0]["COMMODITY_TYPE"];
                        commodityRow["commodity_symbol"] = _DataTable.Rows[0]["COMMODITY_SYMBOL"];
                        //计算到期日期
                        if ((decimal)_DataTable.Rows[0]["GUARANTEE_DAY"] > 0)
                        {
                            DateTime _GuaranteeDate = _ProductionDate.AddDays((int)(decimal)_DataTable.Rows[0]["GUARANTEE_DAY"]);
                            if (_GuaranteeDate < DateTime.Today)
                            {
                                guaranteeState = PosDictionary.GuaranteeState.Expire;
                            }
                            else
                            {
                                if ((_GuaranteeDate - DateTime.Today).TotalDays <= (int)(decimal)_DataTable.Rows[0]["REMINDER_DAY"])
                                {
                                    guaranteeState = PosDictionary.GuaranteeState.Reminder;
                                }
                                else
                                {
                                    guaranteeState = PosDictionary.GuaranteeState.OK;
                                }
                            }
                        }
                        else
                        {
                            guaranteeState = PosDictionary.GuaranteeState.OK;
                        }
                        return true;
                    }
                    else
                    {
                        commodityRow = null;
                        guaranteeState = PosDictionary.GuaranteeState.OK;
                        return false;
                    }
                }
            }
            catch (Exception ex)
            {
                ESSupport.Lib.LogHelper.WriteServiceLog("留夫鸭错误:" + ex.Message);
                commodityRow = null;
                guaranteeState = PosDictionary.GuaranteeState.OK;
                return false;
            }
        }

        /// <summary>
        /// 查询商品信息
        /// </summary>
        /// <param name="inputBarcode">商品条码</param>
        /// <param name="goodsTable">商品列表</param>
        /// <param name="weighSign">称重标识</param>
        /// <param name="IsOverly">是否叠加</param>
        /// <returns></returns>
        public static DataRow IsVague(string inputBarcode, DataTable goodsTable, string weighSign, out bool IsOverly)
        {
            DataRow _DataRow = goodsTable.NewRow();
            IsOverly = true;
            decimal Price = 0;
            decimal Count = 0;
            string sql = string.Format(@"SELECT DISTINCT A.COMMODITY_NAME,A.COMMODITY_RETAILPRICE,
                    A.COMMODITY_CODE,A.COMMODITY_TYPE,A.COMMODITY_SYMBOL,A.COMMODITY_BARCODE,
                    A.COMMODITY_MEMBERPRICE,ISNULL(B.KITCHENCONFIG_INDEX,1000) AS KITCHENCONFIG_INDEX,
                    ISNULL(A.METERINGMETHOD,1) AS METERINGMETHOD,A.COMMODITY_UNIT
                FROM T_COMMODITYEX A LEFT JOIN T_KITCHENCONFIG B ON A.COMMODITY_TYPE = B.COMMODITYTYPE 
                WHERE A.ISVALID = 1 AND A.SERVERPARTSHOP_ID = {0} AND {1}", 
                ESSupport.DataStorage.DataFunction.QueryShopID(QualityHelper.serverpartcode,QualityHelper.shopcode),
                (QualityHelper.input_mode == "1" && inputBarcode.Length <= 4) ?
                string.Format(" COMMODITY_HOTKEY = '{0}'", inputBarcode) :
                string.Format(" (COMMODITY_BARCODE = '{0}' OR COMMODITY_CODE = '{0}' OR UPPER(COMMODITY_EN) = '{0}')",
                inputBarcode.ToUpper()));

            DataTable _GoodsTable = ESSupport.Lib.SyBaseHelper.QueryOdbc(sql).Tables[0];
            if (_GoodsTable.Rows.Count > 1)
            {
                return null;
            }
            if (_GoodsTable.Rows.Count == 0)
            {
                if (inputBarcode.Length < 13)
                {
                    return null;
                }
                string _strGoodsSign = inputBarcode.Substring(0, 2);
                string _strCommodityCode = "";
                if (_strGoodsSign == weighSign)
                {
                    _strCommodityCode = inputBarcode.Substring(2, 5);
                    _GoodsTable = ESSupport.Lib.SyBaseHelper.QueryOdbc(string.Format(
                        @"SELECT DISTINCT A.COMMODITY_NAME,A.COMMODITY_RETAILPRICE,
                            A.COMMODITY_CODE,A.COMMODITY_TYPE,A.COMMODITY_SYMBOL,
                            A.COMMODITY_BARCODE,A.COMMODITY_RULE,A.COMMODITY_MEMBERPRICE,
                            ISNULL(A.METERINGMETHOD,1) AS METERINGMETHOD,
                            ISNULL(B.KITCHENCONFIG_INDEX,1000) AS KITCHENCONFIG_INDEX,A.COMMODITY_UNIT 
                        FROM T_COMMODITYEX A LEFT JOIN T_KITCHENCONFIG B 
                            ON A.COMMODITY_TYPE = B.COMMODITYTYPE,T_COMMODITYSCALE C 
                        WHERE A.ISVALID = 1 AND A.SERVERPARTSHOP_ID = {0}  AND 
                            A.COMMODITY_CODE = C.COMMODITY_CODE AND C.SCALE_CODE = '{1}'",
                        QualityHelper.serverpartshop_id, _strCommodityCode)).Tables[0];
                    if (_GoodsTable.Rows.Count == 1)
                    {
                        if ((decimal)_GoodsTable.Rows[0]["METERINGMETHOD"] == 0)
                        {
                            IsOverly = false;
                            Price = decimal.Parse(inputBarcode.Substring(7, 5)) / 100;
                            Count = Math.Round(Price / (decimal)_GoodsTable.Rows[0]["COMMODITY_RETAILPRICE"], 3, MidpointRounding.AwayFromZero);
                        }
                        else
                        {
                            return null;
                        }
                    }
                    else
                    {
                        return null;
                    }
                }
                else
                {
                    return null;
                }
            }
            _DataRow["commodity_barcode"] = _GoodsTable.Rows[0]["commodity_barcode"];
            _DataRow["commodity_name"] = _GoodsTable.Rows[0]["commodity_name"];
            _DataRow["commodity_unit"] = _GoodsTable.Rows[0]["commodity_unit"];
            _DataRow["PrintGoodsName"] = _GoodsTable.Rows[0]["commodity_name"];
            _DataRow["commodity_code"] = _GoodsTable.Rows[0]["commodity_code"];
            _DataRow["commodity_retailprice"] = _GoodsTable.Rows[0]["commodity_retailprice"];
            _DataRow["discount_rate"] = 0;
            _DataRow["actualprice"] = _GoodsTable.Rows[0]["commodity_retailprice"];
            _DataRow["memberprice"] = _GoodsTable.Rows[0]["commodity_memberprice"];
            _DataRow["price"] = IsOverly ? (decimal)_GoodsTable.Rows[0]["commodity_retailprice"] : Price;
            _DataRow["count"] = IsOverly ? 1 : Count;
            _DataRow["foreground"] = "#575757";
            _DataRow["background"] = "#91DAC9";
            _DataRow["kitchenindex"] = _GoodsTable.Rows[0]["kitchenconfig_index"];
            _DataRow["commodity_type"] = _GoodsTable.Rows[0]["commodity_type"];
            _DataRow["commodity_symbol"] = _GoodsTable.Rows[0]["commodity_symbol"];
            _DataRow["meteringmethod"] = _GoodsTable.Rows[0]["meteringmethod"];
            _DataRow["kitchenconfig_index"] = _GoodsTable.Rows[0]["kitchenconfig_index"];
            _DataRow["commodity_memberprice"] = _GoodsTable.Rows[0]["commodity_memberprice"];
            return _DataRow;
        }
    }
}