MTP2.0_CSharp/Muchinfo.MTPClient/Fx4.0/Main/03.UI/Modules/Muchinfo.TASClient.Quotation/ViewModels/QuoteBoardViewModel.cs

using GalaSoft.MvvmLight;
using GalaSoft.MvvmLight.Command;
using GalaSoft.MvvmLight.Ioc;
using GalaSoft.MvvmLight.Messaging;
using Muchinfo.MTPClient.Data.DTO;
using Muchinfo.MTPClient.Data.Enums;
using Muchinfo.MTPClient.Data.Model;
using Muchinfo.MTPClient.Infrastructure.Cache;
using Muchinfo.MTPClient.Infrastructure.Helpers;
using Muchinfo.MTPClient.Infrastructure.Utilities;
using Muchinfo.MTPClient.IService;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;

namespace Muchinfo.MTPClient.Quotation.ViewModels
{
    public class QuoteBoardViewModel : ViewModelBase
    {
        #region Fields

        private IGoodsService _goodsService;
        private IFavoriteService _ifavoriteService;
        private QuoteGoodsDTO _goodsItem;
        /// <summary>
        /// 数据集合
        /// </summary>
        private ObservableCollection<QuoteGoodsDTO> _itemsSource;
        private RelayCommand<QuoteGoodsDTO> _sellCommand;
        private RelayCommand<QuoteGoodsDTO> _buyCommand;

        #endregion Fields


        private bool _isVisibilityGoodsOfPAndX = false;

        /// <summary>
        /// 是否显示P+X商品数据源LIST    
        /// </summary>
        public bool IsVisibilityGoodsOfPAndX
        {
            get
            {
                return _isVisibilityGoodsOfPAndX && (UserManager.CurrentGroupHasGoods && IsDeliveryVisible);
            }
            set
            {
                Set(() => IsVisibilityGoodsOfPAndX, ref _isVisibilityGoodsOfPAndX, value);
            }
        }

        private string _PDeliveryGoodsName;

        /// <summary>
        /// P交割模式商品
        /// </summary>
        public string PDeliveryGoodsName
        {
            get
            {
                return _PDeliveryGoodsName;
            }
            set
            {
                Set(() => PDeliveryGoodsName, ref _PDeliveryGoodsName, value);
            }
        }
        private eDeliveryContractLink _relationMode;

        /// <summary>
        /// 关联模式
        /// </summary>
        public eDeliveryContractLink RelationMode
        {
            get
            {
                return _relationMode;
            }
            set
            {
                Set(() => RelationMode, ref _relationMode, value);
            }
        }
        public QuoteGoods SelectedQuoteGoods { get; set; }
        private ObservableCollection<QuoteGoodsDTO> _goodsOfPAndXInfoList = new ObservableCollection<QuoteGoodsDTO>();

        /// <summary>
        /// 选择商品的P+X商品数据源
        /// </summary>
        public ObservableCollection<QuoteGoodsDTO> GoodsOfPandXInfoList
        {
            get
            {
                return _goodsOfPAndXInfoList;
            }
            set
            {
                Set(() => GoodsOfPandXInfoList, ref _goodsOfPAndXInfoList, value);


            }
        }

        #region 是否可交易

        #region P+X 信息显示高度
        private decimal _pXInfoHeight = decimal.Zero;

        /// <summary>
        /// P+X 信息显示高度
        /// </summary>
        public decimal PXInfoHeight
        {
            get
            {
                return _pXInfoHeight;
            }
            set
            {
                Set(() => PXInfoHeight, ref _pXInfoHeight, value);
            }
        }
        #endregion
        public bool IsDeliveryVisible
        {
            get
            {
                return ApplicationParameter.IsDeliveryVisible == 1 && UserManager.IsAccountLogin;
            }
        }

        /// <summary>
        /// 是否买入
        /// </summary>
        public bool IsBidEnable
        {
            get
            {
                //var buyFunc = UserManager.TradeFuncMenus.FirstOrDefault((item) => item.FuncMenuCode == UserManager.GetMenuCommandValue(MenuCommandType.BuyIn));
                var buyFunc = UserManager.TradeFuncMenus.FirstOrDefault((item) => item.FuncMenuCode == MenuCommandType.BuyIn.ToString());
                //买入
                if (buyFunc != null)
                {
                    return buyFunc.IsEnabled;
                }
                return false;
            }
        }

        /// <summary>
        /// 是否卖出
        /// </summary>
        public bool IsAskEnable
        {
            get
            {
                //var tradeFunc =UserManager.TradeFuncMenus.FirstOrDefault((item) => item.FuncMenuCode == UserManager.GetMenuCommandValue(MenuCommandType.Sellout));
                var tradeFunc = UserManager.TradeFuncMenus.FirstOrDefault((item) => item.FuncMenuCode == MenuCommandType.Sellout.ToString());
                //卖出
                if (tradeFunc != null)
                {
                    return tradeFunc.IsEnabled;
                }
                return false;
            }
        }

        #endregion

        #region Constructors

        /// <summary>
        /// Initializes a new instance of the <see cref="QuoteDataGridViewModel" /> class.
        /// </summary>
        public QuoteBoardViewModel()
            : base()
        {
            _goodsService = SimpleIoc.Default.GetInstance<IGoodsService>();
            _ifavoriteService = SimpleIoc.Default.GetInstance<IFavoriteService>();
            _sellCommand = new RelayCommand<QuoteGoodsDTO>((dto) =>
            {

                MessengerHelper.DefaultSend<QuoteGoodsDTO>(dto, MessengerTokens.QuoteBoardSelectItemChange);
                MessengerHelper.DefaultSend<QuoteGoodsDTO>(dto, MessengerTokens.QuickSell);
            });
            _buyCommand = new RelayCommand<QuoteGoodsDTO>((dto) =>
            {

                MessengerHelper.DefaultSend<QuoteGoodsDTO>(dto, MessengerTokens.QuoteBoardSelectItemChange);
                MessengerHelper.DefaultSend<QuoteGoodsDTO>(dto, MessengerTokens.QuickBuy);
            });

            //注册消息
            RegisterMessages();
        }

        #endregion Constructors

        #region Properties

        #region Public Properties

        /// <summary>
        /// 获取和设置数据集合
        /// </summary>
        public ObservableCollection<QuoteGoodsDTO> ItemsSource
        {
            get
            {
                return _itemsSource;
            }
            private set
            {
                _itemsSource = value;
                RaisePropertyChanged(() => ItemsSource);
            }
        }

        #endregion Public Properties

        #endregion Properties

        #region Methods

        #region Public Methods

        public RelayCommand<QuoteGoodsDTO> SellCommand
        {
            get { return _sellCommand; }
        }

        public RelayCommand<QuoteGoodsDTO> BuyCommand
        {
            get { return _buyCommand; }
        }


        /// <summary>
        /// 命令类型改变时更新数据集合,并刷新盘面
        /// </summary>
        /// <param name="newType">The new type.</param>
        /// <param name="goodsGroup">The goods group.</param>
        public void RefreshList(MenuCommandType newType, MarketsInfoModel goodsGroup)
        {
            if (_itemsSource != null) ItemsSource.Clear();

            if (goodsGroup.TradeMode == eTradeMode.MySelected)
            {
                var goodsList = _ifavoriteService.GetMyFavoriteGoodses(goodsGroup.MarketID);
                ItemsSource = goodsList == null ? null : _goodsService.ConvertGoodsDtos(goodsList.ToList());
            }
            else
            {
                ItemsSource = _goodsService.GetQuoteGoodsDTOList(newType, goodsGroup);
            }

            ////重新订阅并查询盘面
            UserManager.CurrentGoodsIds = ItemsSource == null ? new List<int>() : ItemsSource.Select(z => (int)z.GoodsId).ToList();
            QuoteProxyHelper.QuoteSubscribe(GoodsFromScr.Trade);
        }

        #endregion Public Methods

        #region Private Methods

        /// <summary>
        /// Registers the resource change.
        /// </summary>
        private void RegisterMessages()
        {
            //Application.Current.Dispatcher.BeginInvoke(new Action(() =>
            //{
            //    MessengerHelper.DefaultUnregister<string>(this, MessengerTokens.RegisterResourceChange);
            //    MessengerHelper.DefaultRegister<string>(this, MessengerTokens.RegisterResourceChange, (e) =>
            //    {
            //        if (_itemsSource == null || !_itemsSource.Any()) return;

            //        foreach (var item in _itemsSource)
            //        {
            //            if (item == null) continue;
            //            item.UpdateNameColor(item.IsSelected);
            //        }
            //    });
            //}));

            ////注册实时行情消息
            MessengerHelper.QuoteRegister<List<QuoteGoods>>(this,
                MessengerTokens.ReceiveRealTimeQuote, (quoteList) =>
                {
                    if (quoteList == null || !quoteList.Any() || _itemsSource == null || !_itemsSource.Any())
                        return;

                    foreach (var goods in quoteList)
                    {
                        if (goods == null) continue;
                        var item = _itemsSource.FirstOrDefault(z => z.Symbol == goods.Symbol);
                        if (item == null) continue;
                        item.UpdateFromQuoteGoods(goods);
                    }
                    //更新X商品行情
                    if (this._goodsItem != null)
                    {
                        SelectGoodsOfPAndX_ItemSource(_goodsItem);
                    }
                });

            //MessengerHelper.DefaultRegister<QuoteGoodsDTO>(this, MessengerTokens.SelectGoodsChange, SelectGoodsOfPAndX_ItemSource);
        }



        /// <summary>
        /// 获取选择商品的P+X商品数据源
        /// </summary>
        public void SelectGoodsOfPAndX_ItemSource(QuoteGoodsDTO goodsItem)
        {
            //PXInfoHeight = 23;
            this._goodsItem = goodsItem;
            var quoteGoods = CacheManager.CacheGoodsBaseInfos.FirstOrDefault((item) => item.Symbol == goodsItem.Symbol);
            SelectedQuoteGoods = quoteGoods;
            IsVisibilityGoodsOfPAndX = false;
            var tempPAndXList = CacheManager.AllDeliveryRelationList.Where((item) => item.GoodsId == goodsItem.GoodsId).ToList();
            var dicModel = new List<QuoteGoods>();
            if (tempPAndXList != null && tempPAndXList.Count() > 0)
            {
                if (IsDeliveryVisible)
                {
                    IsVisibilityGoodsOfPAndX = true;
                }
                foreach (var relationModel in tempPAndXList)
                {
                    RelationMode = relationModel.RelationMode;
                    QuoteGoods delivery_Goods = null;
                    if (relationModel.RelationMode == eDeliveryContractLink.Normal)
                    {
                        delivery_Goods = quoteGoods;
                        PDeliveryGoodsName = relationModel.deliverygoodsname;
                        //PXInfoHeight = 51;
                    }
                    else if (relationModel.RelationMode == eDeliveryContractLink.PAndX)
                    {
                        delivery_Goods =
                       CacheManager.CacheGoodsBaseInfos.FirstOrDefault((item) => relationModel.RelationGoodsId == item.GoodsId);
                       // PXInfoHeight = 108;
                    }

                    if (delivery_Goods != null)
                    {
                        delivery_Goods.DeliveryGoodsName = relationModel.deliverygoodsname;
                        dicModel.Add(delivery_Goods);
                    } //// DeliveryGoodsName
                }

                var goodsDtos = _goodsService.ConvertGoodsDtos(dicModel.ToList());
                GoodsOfPandXInfoList = goodsDtos;
            }
           
        }

        /// <summary>
        /// Cleanups this instance.
        /// </summary>
        public override void Cleanup()
        {
            base.Cleanup();
            _itemsSource = null;
        }

        #endregion Private Methods

        #endregion Methods
    }
}