using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
//----------------------------------------------------------------
//Module Name:  $safeprojectname$
//Purpose:      
//CopyRight:    Muchinfo
//History:
//----------------------------------------------------------------
//DateTime		2016/1/16 18:44:34
//Author       
//Description   Create
//----------------------------------------------------------------
using System.Windows;
using GalaSoft.MvvmLight;
using GalaSoft.MvvmLight.Command;
using GalaSoft.MvvmLight.Ioc;
using GalaSoft.MvvmLight.Messaging;
using Muchinfo.MTPClient.Data;
using Muchinfo.MTPClient.Data.Enums;
using Muchinfo.MTPClient.Data.Model;
using Muchinfo.MTPClient.Data.Model.Account;
using Muchinfo.MTPClient.Infrastructure.Cache;
using Muchinfo.MTPClient.Infrastructure.Utilities;
using Muchinfo.MTPClient.IService;
using Muchinfo.MTPClient.Resources;
using Muchinfo.MTPClient.Service;
using Muchinfo.WPF.Controls.Windows;

namespace Muchinfo.MTPClient.Trade.ViewModels
{
   public class CloseFrameViewModel : ViewModelBase
    {
       
        /// <summary>
        /// 是否忙，显示等待控件
        /// </summary>
        private bool _isBusy;

        /// <summary>
        /// 是否忙，显示等待控件
        /// </summary>
        public bool IsBusy
        {
            get
            {
                return _isBusy;
            }

            set
            {
                Set(() => IsBusy, ref _isBusy, value);
            }
        }


        private string _busyTips;

        /// <summary>
        /// 服务忙提示
        /// </summary>
        public string BusyTips
        {
            get
            {
                return _busyTips;
            }

            set
            {
                Set(() => BusyTips, ref _busyTips, value);
            }
        }

       /// <summary>
       /// 是否可选择商品
       /// </summary>
       public bool IsGoodsSelect { get; set; }


        private List<QuoteGoods> _closeGoodses = new List<QuoteGoods>();

        /// <summary>
        /// 平仓商品
        /// </summary>
        public List<QuoteGoods> CloseGoodses
        {
            get { return _closeGoodses; }
            set { Set(() => CloseGoodses, ref _closeGoodses, value); }
        }


        private QuoteGoods _currentGoods;

        /// <summary>
        /// 当前商品
        /// </summary>
        public QuoteGoods CurrentGoods
        {
            get { return _currentGoods; }
            set
            {
                Set(() => CurrentGoods, ref _currentGoods, value);

                if (IsGoodsSelect)
                {
                    SetCurrentGoods();
                }
            }
        }

        private CloseOrderBase _closeOrderBase;

       public CloseOrderBase CloseOrderBase
       {
           get { return _closeOrderBase; }
           set
           {
               Set(() => CloseOrderBase, ref _closeOrderBase, value); 
           }
       }

       private string _title = Muchinfo_Resource.ClosePage_Title;

       /// <summary>
       /// 平仓界面标题
       /// </summary>
       public string Title
       {
           get { return _title; }
           set { Set(() => Title, ref _title, value); }
       }


       public uint AccoutId
       {
           get
           {
               return UserManager.CurrentTradeAccount.AccountId;
           }
       }

       private IGoodsService _goodsService;

       /// <summary>
        /// Initializes a new instance of the <see cref="OpenFrameViewModel" /> class.
        /// </summary>
        /// <param name="quoteGoods">The quote goods.</param>
        /// <param name="orderType">Type of the order.</param>
        public CloseFrameViewModel(HoldingOrder holdOrder,  OrderType orderType = OrderType.MarketCloseOrder)
       {
        var tempGoods=CacheManager.CacheGoodsBaseInfos.FirstOrDefault(
               (goods) => holdOrder.GoodsId==goods.GoodsId);
            CloseGoodses.Add(tempGoods);
            
           CurrentGoods = CloseGoodses.FirstOrDefault();
           
//#if DEBUG
//           CloseOrderBase = new BidCloseViewModel(holdOrder, CurrentGoods, OrderType.BidMarketClose);
//#else
           if (CurrentGoods != null && CurrentGoods.GoodsParameters.TradeMode == eTradeMode.TRADEMODE_BIDDING)
           {
               CloseOrderBase = new BidCloseViewModel(holdOrder, CurrentGoods, orderType);
           }
           else
           {
               CloseOrderBase = new MakeCloseViewModel(holdOrder, CurrentGoods, orderType);
           }

           Title = string.Format(Muchinfo_Resource.ClosePage_Tilte_OrderNum, holdOrder.OrderID);
//#endif

       }


        public CloseFrameViewModel(HoldingSummary holdingSummary, OrderType orderType = OrderType.MarketCloseOrder)
       {
           CloseGoodses.Add(CacheManager.CacheGoodsBaseInfos.FirstOrDefault((goods) => holdingSummary.GoodsId==goods.GoodsId));
           CurrentGoods = CloseGoodses.FirstOrDefault();
          
//#if DEBUG
//           CloseOrderBase = new BidCloseViewModel(holdingSummary, CurrentGoods, OrderType.BidMarketClose);
//#else
           if (CurrentGoods.GoodsParameters.TradeMode == eTradeMode.TRADEMODE_BIDDING)
           {
               CloseOrderBase = new BidCloseViewModel(holdingSummary, CurrentGoods, orderType);
           }
           else
           {
               CloseOrderBase = new MakeCloseViewModel(holdingSummary, CurrentGoods);
           }
//#endif

       }


       public CloseFrameViewModel(QuoteGoods selectQuoteGoods)
       {
           IsGoodsSelect = true;
           _goodsService = SimpleIoc.Default.GetInstance<IGoodsService>();

           var holdingSummaries = UserManager.GetCacheOrders<HoldingSummary>();
           var quoteGoodses = holdingSummaries.Select((holding) => holding.GoodsId).Distinct();
           CloseGoodses = new List<QuoteGoods>();
           var goodsDic = CacheManager.CacheGoodsBaseInfos.ToDictionary((goods) => goods.GoodsId);
           foreach (var code in quoteGoodses)
           {
                if (goodsDic.ContainsKey(code))
                {
                    CloseGoodses.Add(goodsDic[code]);
                }
              
           }
           if (selectQuoteGoods != null)
           {
               var fristGoods = CloseGoodses.FirstOrDefault((goods) => goods != null &&
                                                                       goods.GoodsId == selectQuoteGoods.GoodsId);
               CurrentGoods = fristGoods ?? CloseGoodses.FirstOrDefault();
           }
           else
           {
               CurrentGoods = CloseGoodses.FirstOrDefault();
           }
          
       }
 

       private void SetCurrentGoods()
       {
           //todo:提示用户无持仓
           if (!IsGoodsSelect || CurrentGoods==null)
           {
               return;
           }
           
           var holdingSummaries = UserManager.GetCacheOrders<HoldingSummary>().Where((item) => item.GoodsId == CurrentGoods.GoodsId).ToList();
           var  direction= holdingSummaries.Count >= 2;    ////是否可选择方向
           if (CurrentGoods!=null&&CurrentGoods.GoodsParameters.TradeMode == eTradeMode.TRADEMODE_BIDDING)
           {
               CloseOrderBase = new BidCloseViewModel(CurrentGoods, holdingSummaries, direction);
           }
           else
           {
               CloseOrderBase = new MakeCloseViewModel(CurrentGoods, holdingSummaries, direction);
           }
       }

       /// <summary>
        /// 快速下单窗口取消
        /// </summary>
        public RelayCommand<Window> CancelCommand
        {
            get
            {
                return new RelayCommand<Window>((dialog) =>
                {
                    dialog.DialogResult = false;
                });
            }
        }
        private bool _oKButtonEnabled = true;

        /// <summary>
        ///设置按键不可用
        /// </summary>
        public bool OKButtonEnabled
        {
            get
            {
                return _oKButtonEnabled;
            }
            set
            {
                Set(() => OKButtonEnabled, ref _oKButtonEnabled, value);
            }
        }

       private Window _openWindow;

        /// <summary>
        /// 下单确定
        /// </summary>
        public RelayCommand<Window> OKCommand
        {
            get
            {
                return new RelayCommand<Window>((dialog) =>
                {
                    OKButtonEnabled = false;
                    string errorMsg = string.Empty;
                    _openWindow = dialog;
                    bool validateBool = CloseOrderBase.Validated();  ////内容验证
                    if (validateBool)
                    {
                        IsBusy = true;
                        BusyTips = Muchinfo_Resource.Busy_Summit_Wait;
                        CloseOrderBase.PostOrder(EntrurstSuccessCallBack, EntrurstErrorCallBack); ////获取表单内容
                    }
                    else
                    {
                        MessageBoxHelper.ShowInfo(errorMsg, Muchinfo_Resource.MessageBox_Error_Title);
                        OKButtonEnabled = true;
                    }
                });
            }
        }


        /// <summary>
        /// 提交成功返回
        /// </summary>
        /// <param name="order"></param>
        private void EntrurstSuccessCallBack(OrderDetail order)
        {
   
            Application.Current.Dispatcher.BeginInvoke(new Action(() =>
            {
                MessageBoxHelper.ShowSuccess(Muchinfo_Resource.Order_Success_Result,
                    Muchinfo_Resource.Open_MessageBox_Title);
                IsBusy = false;

                if (_openWindow != null)
                {
                    _openWindow.Close();
                    this.Cleanup();
                }
            }));
            Messenger.Default.Send(UserManager.CurrentTradeAccount, MessengerTokens.OrderNotify);
        }

        /// <summary>
        /// 委托失败返回
        /// </summary>
        /// <param name="errorEntity"></param>
        private void EntrurstErrorCallBack(ErrorEntity errorEntity)
        {
            Application.Current.Dispatcher.BeginInvoke(new Action(() =>
            {
                ErrorManager.ShowReturnError(errorEntity, Muchinfo_Resource.UI2014_Tips, true);
                if (_openWindow != null)
                {
                    _openWindow.Close();
                    this.Cleanup();
                }
                IsBusy = false;
            }));

        }
    }
}