using GalaSoft.MvvmLight;
using GalaSoft.MvvmLight.Command;
using GalaSoft.MvvmLight.Ioc;
using Microsoft.Practices.ServiceLocation;
using Muchinfo.MTPClient.Data;
using Muchinfo.MTPClient.Data.DTO;
using Muchinfo.MTPClient.Data.Enums;
using Muchinfo.MTPClient.Data.Helper;
using Muchinfo.MTPClient.Data.Model;
using Muchinfo.MTPClient.Data.Model.Sale;
using Muchinfo.MTPClient.Infrastructure.Cache;
using Muchinfo.MTPClient.Infrastructure.Helpers;
using Muchinfo.MTPClient.Infrastructure.Utilities;
using Muchinfo.MTPClient.IService;
using Muchinfo.MTPClient.Resources;
using Muchinfo.MTPClient.Sale.Views;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Windows;

namespace Muchinfo.MTPClient.Sale.ViewModels
{
    public class QuerySaleGoodsViewModel : ViewModelBase
    {
        private ISaleService _saleService;
        private long _goodsGroupId;


        //申购中的商品
        private ObservableCollection<SaleGoods> purchaseGoodsList;

        //战略投资者商品
        private List<StrategicInvestor> strategicInvestors;

        #region 构造函数
        public QuerySaleGoodsViewModel()
        {
            MessengerHelper.DefaultRegister<bool>(this, MessengerTokens.RefrashSaleGoodsCommand, RegisterMethod);
        }
        #endregion

        #region 成员变量

        private SaleGoods _currentDataGridItem;
        /// <summary>
        /// 当前选中DataGridItem
        /// </summary>
        public SaleGoods CurrentDataGridItem
        {
            get { return _currentDataGridItem; }
            set
            {
                Set(() => CurrentDataGridItem, ref _currentDataGridItem, value);
                SendCurrentGoods(_currentDataGridItem);
            }
        }

        /// <summary>
        /// 发行商品
        /// </summary>
        private List<SaleGoods> _saleGoodsList;
        public List<SaleGoods> SaleGoodsList
        {
            get { return _saleGoodsList; }
            set { Set(() => SaleGoodsList, ref _saleGoodsList, value); }
        }


        private List<QuoteGoods> _quoteGoodsList;


        public List<QuoteGoods> QuoteGoodsList
        {
            get { return _quoteGoodsList; }
            set { Set(() => QuoteGoodsList, ref _quoteGoodsList, value); }
        }


        private string _goodCode = string.Empty;
        /// <summary>
        /// 商品代码
        /// </summary>
        public string GoodCode
        {
            get
            {
                return _goodCode.Trim();
            }
            set
            {
                Set(() => GoodCode, ref _goodCode, value);
            }
        }


        #endregion

        #region 私有方法
        /// <summary>
        /// 查询
        /// </summary>
        public RelayCommand SelectCommand
        {
            get
            {
                return new RelayCommand(() =>
                {
                    QuerySaleGoods();
                });
            }
        }

        /// <summary>
        /// 重置
        /// </summary>
        public RelayCommand ResetCommand
        {
            get
            {
                return new RelayCommand(() =>
                {
                    GoodCode = string.Empty;
                });
            }
        }

        /// <summary>
        /// 申购
        /// </summary>
        public RelayCommand DetailCommand
        {
            get
            {
                return new RelayCommand(() =>
                {
                    if (CurrentDataGridItem == null)
                    {
                        //todo:提示无选择商品
                        return;
                    }
                    var win = new SaleOrderFrame(CurrentDataGridItem)
                    {
                        Owner = Application.Current.MainWindow,
                        WindowStartupLocation = WindowStartupLocation.CenterOwner
                    };
                    win.ShowDialog();
                });
            }
        }

        public void QuerySaleGoods()
        {
            QuoteGoodsList =
                 CacheManager.CacheGoodsBaseInfos.Where((item) => item.GoodsParameters.SortId == _goodsGroupId)
                     .ToList();
            if (UserManager.IsAccountLogin)
            {
                if (QuoteGoodsList == null || !QuoteGoodsList.Any())
                {
                    SaleGoodsList = null;
                    return;
                }
                var queryParamers = new List<QueryCommonParam>() {};
                var goodsIdString = string.Empty;

                foreach (var quoteGoods in QuoteGoodsList)
                {
                    if ((quoteGoods.ContainsGoodsSrc & (int) GoodsFromScr.Trade) > 0)  ///只查询交易的商品
                    {
                        goodsIdString += quoteGoods.GoodsParameters.GoodsId + ",";
                    }
                }
                goodsIdString = goodsIdString.TrimEnd(',');
                if (!string.IsNullOrEmpty(goodsIdString))
                {
                    queryParamers.Add(new QueryCommonParam() {ParamKey = "goodsIds", ParamValue = goodsIdString});

                    _saleService.QueryAccountSaleGoodsRpt(QueryStatement.SearchSaleGoods, queryParamers, QuerySuccess,
                        QueryErrorFunc);
                }
            }
            else     ////游客登录
            {
                if (UserManager.BrownSaleGoodses == null)
                {
                    var quoteDataServie = SimpleIoc.Default.GetInstance<IQuoteDataService>();
                    quoteDataServie.QuerySaleGoodsParam(QuoteQuerySaleParamSuccess, QueryErrorFunc);
                }
                else
                {
                    SetCurrentSaleGoods();
                }
            }
        }

        /// <summary>
        /// 设置发售商品显示内容
        /// </summary>
        private void SetCurrentSaleGoods()
        {
            if (QuoteGoodsList == null || !QuoteGoodsList.Any()||UserManager.BrownSaleGoodses==null || !UserManager.BrownSaleGoodses.Any())
            {
                SaleGoodsList = null;
                return;
            }
            int index = 1;
            var goodsList = new List<SaleGoods>();
            foreach (var quoteGoodse in QuoteGoodsList)
            {
              var goods=  UserManager.BrownSaleGoodses.FirstOrDefault((item) => item.GoodsId == quoteGoodse.GoodsId);
              
                if (goods != null)
                {
                    goods.OrderNumber = index;
                    goods.GoodsName = quoteGoodse.Name;
                    goods.GoodsCode = quoteGoodse.GoodsCode;
                    goods.AgreeUnit = quoteGoodse.GoodsParameters.AgreeUnit;
                    goods.GoodsId = quoteGoodse.GoodsId;
                    
                    goods.RunStepsDisplay = goods.RunSteps.Discription();
                    goods.GoodsCodeColor = quoteGoodse.GoodsCodeColor;
                    goods.GoodsNameColor = quoteGoodse.NameColor;
                    goods.DefaultColor = quoteGoodse.DefaultColor;
                    goods.IsBrownMode = true;
                    goodsList.Add(goods);
                    index++;
                }
            }
            SaleGoodsList = goodsList;
        }

        /// <summary>
        /// 查询发售商品参数回应
        /// </summary>
        /// <param name="goodses"></param>
        private void QuoteQuerySaleParamSuccess(List<SaleGoods> goodses )
        {
            if (goodses != null && goodses.Any())
            {
                UserManager.BrownSaleGoodses = goodses;
                SetCurrentSaleGoods();
            }
           
        }


        //private void QuoteQuerySaleError(ErrorEntity error)
        //{
        //    ErrorManager.ShowReturnError(error, Client_Resource.UI2014_Tips, true);
        //}

        /// <summary>
        /// 查询申购 的商品
        /// </summary>
        /// <param name="saleGoodses"></param>
        public void QuerySuccess(List<SaleGoods> saleGoodses)
        {
            if (saleGoodses == null || !saleGoodses.Any()) return;

            var saleGoodsList = new List<SaleGoods>();

            var dicSaleGoods = saleGoodses.ToDictionary((item) => item.GoodsId);
            int index = 1;
            foreach (var quoteGoods in QuoteGoodsList)
            {
                if (quoteGoods == null || quoteGoods.ContainsGoodsSrc == (int)GoodsFromScr.Brown) continue;
                var saleGoods = new SaleGoods(quoteGoods)
                {
                    OrderNumber = index,
                    AgreeUnitString = CacheManager.TradeGoodsUnit.Where(x => x.UNITID == quoteGoods.GoodsParameters.AgreeUnitType).Select(x => x.GOODSUNITNAME).FirstOrDefault()
                };
                if (CacheManager.TradeGoodsFeeRules != null)
                {
                    var rule = CacheManager.TradeGoodsFeeRules.FirstOrDefault(z => z.Key == quoteGoods.GoodsId).Value;
                    if (rule != null && rule.GoodsRules != null)
                    {
                        var minKey = (int)eTradeRule.TRADERULE_SPPT;
                        var maxKey = (int)eTradeRule.TRADERULE_SPPT;
                        var maxHolderKey = (int)eTradeRule.TRADERULE_SPPT;

                        ////单笔最小申购数量
                        if (rule.GoodsRules.ContainsKey(minKey))
                        {
                            long minLot = 1;
                            long.TryParse(rule.GoodsRules[minKey].FeeValue + string.Empty, out minLot);
                            saleGoods.PerMinSubQty = minLot;

                        }
                        ////单笔最大申购数量
                        if (rule.GoodsRules.ContainsKey(maxKey))
                        {
                            long maxLot = 10;
                            long.TryParse(rule.GoodsRules[maxKey].FeeValue + string.Empty, out maxLot);
                            saleGoods.PerMaxSubQty = maxLot;
                        }

                        ////最大可申购数量
                        if (rule.GoodsRules.ContainsKey(maxHolderKey))
                        {
                            long Qty = long.MaxValue;
                            long.TryParse(rule.GoodsRules[maxHolderKey].FeeValue + string.Empty, out Qty);
                            //saleGoods.Qty = Qty;
                        }
                    }
                }

                ////todo:测试用
                if (saleGoods.PerMinSubQty == 0) saleGoods.PerMinSubQty = 10;
                if (saleGoods.PerMaxSubQty == 0) saleGoods.PerMaxSubQty = 1000;

                if (dicSaleGoods.ContainsKey(quoteGoods.GoodsId))
                {
                    saleGoods.Planissueqty = dicSaleGoods[quoteGoods.GoodsId].Planissueqty;
                    saleGoods.ApplyStartTime = dicSaleGoods[quoteGoods.GoodsId].ApplyStartTime;
                    saleGoods.ApplyEndTime = dicSaleGoods[quoteGoods.GoodsId].ApplyEndTime;
                }
                //只显示申购中和待申购状态的商品
                if (saleGoods.RunSteps == eRunStep.RUNSTEP_BIDDINGPRICE || saleGoods.RunSteps == eRunStep.RUNSTEP_BIDDINGCONTINUOUS)
                {
                    saleGoodsList.Add(saleGoods);
                    index++;
                }
            }
            SaleGoodsList = saleGoodsList;
            CacheManager.SaleGoodses[_goodsGroupId] = SaleGoodsList;
            //默认选择第一个
            CurrentDataGridItem = SaleGoodsList.FirstOrDefault();
        }

        /// <summary>
        /// 错误处理
        /// </summary>
        /// <param name="error">错误内容</param>
        private void QueryErrorFunc(ErrorEntity error)
        {
            SaleGoodsList = null;
            Application.Current.Dispatcher.BeginInvoke(new Action(() =>
            {
                ErrorManager.ShowReturnError(error, Client_Resource.UI2014_Tips, true);
            }));
        }

        private void RegisterMethod(bool obj)
        {
            this.SelectCommand.Execute(null);
        }

        /// <summary>
        /// 
        /// </summary>
        /// <param name="goodsGroupId"></param>
        public void InitQuery(long goodsGroupId)
        {
            _goodsGroupId = goodsGroupId;
            _saleService = ServiceLocator.Current.GetInstance<ISaleService>();
            QuerySaleGoods();
        }

        /// <summary>
        /// 发当前商品
        /// </summary>
        /// <param name="saleGoods">发售商品</param>
        private void SendCurrentGoods(SaleGoods saleGoods)
        {
            if (saleGoods == null) return;
         var quoteGoods=   CacheManager.CacheGoodsBaseInfos.FirstOrDefault((item) => item.GoodsId == saleGoods.GoodsId);
            if (quoteGoods == null) return;
            var goodsDTO = new QuoteGoodsDTO(quoteGoods);
  
            MessengerHelper.DefaultSend<QuoteGoodsDTO>(goodsDTO, MessengerTokens.SelectGoodsChange);
        }
        #endregion

    }
}