using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Muchinfo.MTPClient.Data.Enums;
using Muchinfo.MTPClient.Data.Model;
using Muchinfo.MTPClient.Data.Model.Account;
using Muchinfo.MTPClient.Infrastructure.Helpers;
using Muchinfo.MTPClient.Infrastructure.Utilities;
using System.Windows;
using Muchinfo.MTPClient.Infrastructure.Cache;
using Muchinfo.MTPClient.Service;
using Muchinfo.MTPClient.Data;
using Muchinfo.MTPClient.Resources;

namespace Muchinfo.MTPClient.Trade.ViewModels
{
    public class ChannelTradeViewMode : TradeBaseViewModel
    {
        #region Implement Methods

        /// <summary>
        /// Initializes a new instance of the <see cref="ChannelTradeViewMode"/> class.
        /// </summary>
        /// <param name="goods">The goods.</param>
        /// <param name="direction">The direction.</param>
        public ChannelTradeViewMode(QuoteGoods goods, Direction direction)
            : base(goods, direction)
        {
            ChannelMarketInit(direction);
            SetMinMaxQtyVaule();
        }

        /// <summary>
        /// 平仓ty
        /// </summary>
        /// <param name="goods">The goods.</param>
        /// <param name="orderBase">The order base.</param>
        public ChannelTradeViewMode(QuoteGoods goods, OrderBase orderBase)
            : base(goods, orderBase)
        {
            OpenCloseMode = OpenCloseMode.BUILDTYPE_CLOSE;
            ChannelMarketInit(this.Direction);
            SetCloseQty();
        }

        /// <summary>
        /// Initializes a new instance of the <see cref="ChannelTradeViewMode"/> class.
        /// </summary>
        /// <param name="goods">The goods.</param>
        /// <param name="orderBase">The order base.</param>
        /// <param name="priceMode">The price mode.</param>
        public ChannelTradeViewMode(QuoteGoods goods, OrderBase orderBase, ePriceMode priceMode)
            : this(goods, orderBase)
        {
            PriceMode = priceMode;
        }

        /// <summary>
        /// Initializes a new instance of the <see cref="ChannelTradeViewMode"/> class.
        /// </summary>
        /// <param name="goods">The goods.</param>
        /// <param name="orderBase">The order base.</param>
        /// <param name="orderModel">The order model.</param>
        public ChannelTradeViewMode(QuoteGoods goods, OrderBase orderBase, OrderModel orderModel)
            : this(goods, orderBase)
        {
            OrderModel = orderModel;
            OpenCloseMode = OpenCloseMode.BUILDTYPE_CLOSE;
            ChannelMarketInit(this.Direction);
            SetCloseQty();
        }

        private void ChannelMarketInit(Direction direction)
        {
            //默认使用市价 fixme 没有市价，就默认显示超价
            //CurrentChannelPriceMode = ApplicationParameter.CanMarketPrice(CurrentGoods) ? ChannelPriceMode.MarketPrice : ChannelPriceMode.SuperPrice;
            CurrentChannelPriceMode = ChannelPriceMode.MatchPrice;

            CurrentSPSLOrderType = SPSLOrderType.SLOrder;
            //SetEntrustPriceRange();

            DefautEntrustPrice();

            ////注册实时行情消息
            MessengerHelper.QuoteRegister<List<QuoteGoods>>(this, MessengerTokens.ReceiveRealTimeQuote, (quoteList) =>
            {
                Application.Current.Dispatcher.BeginInvoke(new Action(() =>
                {
                    if (_currentGoods != null)
                    {
                        if (quoteList.FirstOrDefault((item) => item.Symbol == _currentGoods.Symbol) != null)
                        {
                            //SetEntrustPriceRange();
                            DefautEntrustPrice(false);
                        }
                    }
                }));
            });
        }


        #endregion

        #region Override Methods

        protected override void SetMinMaxQtyVaule()
        {

            if (this.OpenCloseMode == OpenCloseMode.BUILDTYPE_OPEN)
            {
                SetOpenQty();
            }
            else if (this.OpenCloseMode == OpenCloseMode.BUILDTYPE_CLOSE) //平仓设置最大最小数量
            {
                SetCloseQty();
            }
        }

        public override void PostOrder(Action<OrderDetail> successAction, Action<ErrorEntity> errorAction)
        {
            var entrustOrder = BuildEntrustOrder();
            entrustOrder.CurtQuotePrice = Direction == Direction.Ask ? _currentGoods.BidPrice : _currentGoods.AskPrice;

            if (OrderModel == OrderModel.Normal)
            {
                _orderService.ChannelEntrustOrder(entrustOrder, successAction, errorAction);
            }
            else if (OrderModel == OrderModel.SPSL) // 止盈止损下单
            {
                entrustOrder.ChannelPriceMode = this.CurrentChannelPriceMode;
                if (this.CanUseSlPrice && !this.CanUseSpPrice)// 只有止损价
                {
                    entrustOrder.SPSLOrderType = SPSLOrderType.SLOrder;// 传入止盈止损
                    entrustOrder.SLPrice = (decimal)this.SlPrice;
                }
                else if (this.CanUseSpPrice && !this.CanUseSlPrice)// 只有止盈价
                {
                    entrustOrder.SPSLOrderType = SPSLOrderType.SPOrder;// 传入止盈止损
                    entrustOrder.SPPrice = (decimal)this.SpPrice;
                }
                else if (this.CanUseSlPrice && this.CanUseSlPrice)// 有止盈止损价
                {
                    entrustOrder.SPSLOrderType = SPSLOrderType.SPSL;// 传入止盈止损
                    entrustOrder.SLPrice = (decimal)this.SlPrice;
                    entrustOrder.SPPrice = (decimal)this.SpPrice;
                }
                /*entrustOrder.TriggerPrice = this.SPSLTriggerPrice;*/
                // 本身就是止盈止损价，应该就不需要上传止盈止损点数了。
                // 资管下止损止盈的方向应该是持仓方向
                entrustOrder.BuyOrSell = this.Direction == Direction.Ask ? Direction.Bid : Direction.Ask;
                _orderService.ChannelSPSLOrder(entrustOrder, successAction, errorAction);
            }

            //通知更新资金
            //MessengerHelper.DefaultSend(string.Empty, MessengerTokens.MoneyNoticeToken);
        }

        #endregion

        #region Private Methods

        /// <summary>
        /// 设置建仓最大最小数量
        /// </summary>
        private void SetOpenQty()
        {
            MinLot = defaut_minLot;
            MaxLot = defaut_maxLot;
        }

        /// <summary>
        /// 设置平仓最大最小数量
        /// </summary>
        private void SetCloseQty()
        {
            var currentAccount = UserManager.CurrentTradeAccount.FundsAccountId;// == 0 ? CacheManager.FundsAccountId : UserManager.CurrentTradeAccount.FundsAccountId;
            if (currentAccount == 0) return;

            // 需要判断集合中是否有数据。
            if (CacheManager.HoldingSummaries.Count == 0 || !CacheManager.HoldingSummaries.ContainsKey(currentAccount)/*有数据，但是没有这个资金账户的东西，那也返回，不做处理*/) return;
            var currentHolding = CacheManager.HoldingSummaries[currentAccount].FirstOrDefault(p => p.GoodsId == (uint)CurrentGoods.GoodsParameters.GoodsId);
            if (currentHolding == null) return;

            var agreeUnit = currentHolding.AgreeUnit;
            if (agreeUnit == 0)
            {
                // 如果持仓汇总中拿不到合约单位，则从商品信息里面拿
                var goods = CacheManager.CacheGoodsBaseInfos.FirstOrDefault(p => p.GoodsId == (uint)CurrentGoods.GoodsParameters.GoodsId);
                if (goods != null)
                {
                    agreeUnit = goods.AgreeUnit;
                }
            }

            var qty = Direction == Direction.Ask ? currentHolding.AvailableBuyHolderQty() : currentHolding.AvailableSellHolderQty();

            //最小平仓数
            MinLot = Math.Min(defaut_minLot, qty);
            //按寸头平仓
            MaxLot = Math.Max(0, qty);

            if (this.OrderModel == OrderModel.SPSL)
            {
                //初始化止损止盈相关字段
                //HoldAvgPriceDisplay = Direction == Direction.Ask
                //    ? (currentHolding.BuyCurHolderAmount / currentHolding.BuyCurPositionQty / currentHolding.AgreeUnit).ToString(CurrentGoods.FormatPrice)
                //    : (currentHolding.SellCurHolderAmount / currentHolding.SellCurPositionQty / currentHolding.AgreeUnit).ToString(CurrentGoods.FormatPrice);
                HoldAvgPriceDisplay = Direction == Direction.Ask
                    ? (currentHolding.BuyCurHolderAmount / currentHolding.BuyCurPositionQty / agreeUnit).ToString(CurrentGoods.FormatPrice)
                    : (currentHolding.SellCurHolderAmount / currentHolding.SellCurPositionQty / agreeUnit).ToString(CurrentGoods.FormatPrice);
                DirectionDisplay = Direction == Direction.Ask ? Client_Resource.Delivery_BuyIn : Client_Resource.Delivery_SellOut;
                HoldTotalQtyDisplay = Direction == Direction.Ask
                    ? currentHolding.BuyCurPositionQty.ToString()
                    : currentHolding.SellCurPositionQty.ToString();
                QuerySpslOrderByFundAccountId();
            }
        }

        #endregion

        #region 界面项目是否显示控制

        /// <summary>
        /// 是否显示报价牌
        /// </summary>
        public override bool IsBidAskVsb
        {
            get { return false; }
        }

        /// <summary>
        /// 是否可按商品平仓 (不可按商品平仓)
        /// </summary>
        public override bool IsCanGoodsEdit
        {
            get
            {
                return true;//MTP2.0 NWE[只能按头寸平仓]
            }
        }

        /// <summary>
        /// 是否显示价格类型可见  默认显示
        /// </summary>
        public override bool IsPriceModeVisible
        {
            get { return false; }
        }


        /// <summary>
        /// 是否通道交易模式
        /// </summary>
        public override bool IsVisibilityChannelTrade
        {
            get { return true; }
        }

        #endregion
    }
}