Стратегия EURUSD Session Breakout

using System;
using System.Collections.Generic;

using Ecng.Common;

using StockSharp.Algo.Indicators;
using StockSharp.Algo.Strategies;
using StockSharp.BusinessEntities;
using StockSharp.Messages;

namespace StockSharp.Samples.Strategies;

/// <summary>
/// Breakout strategy that trades after a tight consolidation range.
/// Captures the range from a "quiet" session, then trades breakouts in the following session.
/// </summary>
public class EurUsdSessionBreakoutStrategy : Strategy
{
	private readonly StrategyParam<int> _euSessionLengthBars;
	private readonly StrategyParam<int> _startHourRangeSession;
	private readonly StrategyParam<int> _startHourTradeSession;
	private readonly StrategyParam<int> _endHourTradeSession;
	private readonly StrategyParam<decimal> _smallSessionThreshold;
	private readonly StrategyParam<decimal> _stopLossDistance;
	private readonly StrategyParam<decimal> _takeProfitDistance;
	private readonly StrategyParam<decimal> _breakoutBuffer;
	private readonly StrategyParam<DataType> _candleType;

	private Highest _highest = null!;
	private Lowest _lowest = null!;
	private decimal _currentHighest;
	private decimal _currentLowest;
	private decimal _entryPrice;
	private decimal _stopPrice;
	private decimal _takePrice;
	private DateTime _currentDate;

	public EurUsdSessionBreakoutStrategy()
	{
		_startHourRangeSession = Param(nameof(StartHourRangeSession), 0)
			.SetDisplay("Range Session Start", "Start hour of the consolidation range session", "Schedule");

		_startHourTradeSession = Param(nameof(StartHourTradeSession), 8)
			.SetDisplay("Trade Session Start", "Start hour of the trading session", "Schedule");

		_endHourTradeSession = Param(nameof(EndHourTradeSession), 20)
			.SetDisplay("Trade Session End", "End hour of the trading session", "Schedule");

		_smallSessionThreshold = Param(nameof(SmallSessionThreshold), 200m)
			.SetDisplay("Small Session Threshold", "Maximum range session price range to trigger trading", "Risk");

		_stopLossDistance = Param(nameof(StopLossDistance), 5m)
			.SetDisplay("Stop Loss Distance", "Stop loss distance in price units", "Risk");

		_takeProfitDistance = Param(nameof(TakeProfitDistance), 8m)
			.SetDisplay("Take Profit Distance", "Take profit distance in price units", "Risk");

		_breakoutBuffer = Param(nameof(BreakoutBuffer), 0m)
			.SetDisplay("Breakout Buffer", "Extra price buffer added to breakout trigger", "Entries");

		_euSessionLengthBars = Param(nameof(EuSessionLengthBars), 10)
			.SetRange(1, 72)
			.SetDisplay("Range Session Length (bars)", "Number of bars representing the range session", "Schedule");

		_candleType = Param(nameof(CandleType), TimeSpan.FromHours(4).TimeFrame())
			.SetDisplay("Candle Type", "Candle type used for calculations", "General");
	}

	public int StartHourRangeSession
	{
		get => _startHourRangeSession.Value;
		set => _startHourRangeSession.Value = value;
	}

	public int StartHourTradeSession
	{
		get => _startHourTradeSession.Value;
		set => _startHourTradeSession.Value = value;
	}

	public int EndHourTradeSession
	{
		get => _endHourTradeSession.Value;
		set => _endHourTradeSession.Value = value;
	}

	public decimal SmallSessionThreshold
	{
		get => _smallSessionThreshold.Value;
		set => _smallSessionThreshold.Value = value;
	}

	public decimal StopLossDistance
	{
		get => _stopLossDistance.Value;
		set => _stopLossDistance.Value = value;
	}

	public decimal TakeProfitDistance
	{
		get => _takeProfitDistance.Value;
		set => _takeProfitDistance.Value = value;
	}

	public decimal BreakoutBuffer
	{
		get => _breakoutBuffer.Value;
		set => _breakoutBuffer.Value = value;
	}

	public int EuSessionLengthBars
	{
		get => _euSessionLengthBars.Value;
		set => _euSessionLengthBars.Value = value;
	}

	public DataType CandleType
	{
		get => _candleType.Value;
		set => _candleType.Value = value;
	}

	/// <inheritdoc />
	public override IEnumerable<(Security sec, DataType dt)> GetWorkingSecurities()
	{
		return [(Security, CandleType)];
	}

	/// <inheritdoc />
	protected override void OnReseted()
	{
		base.OnReseted();
		_highest = null!;
		_lowest = null!;
		_currentHighest = 0;
		_currentLowest = 0;
		_entryPrice = 0;
		_stopPrice = 0;
		_takePrice = 0;
		_currentDate = default;
	}

	protected override void OnStarted2(DateTime time)
	{
		base.OnStarted2(time);

		_highest = new Highest { Length = EuSessionLengthBars };
		_lowest = new Lowest { Length = EuSessionLengthBars };

		_currentDate = time.Date;

		var subscription = SubscribeCandles(CandleType);
		subscription.Bind(ProcessCandle).Start();

		var area = CreateChartArea();
		if (area != null)
		{
			DrawCandles(area, subscription);
			DrawOwnTrades(area);
		}
	}

	private void ProcessCandle(ICandleMessage candle)
	{
		if (candle.State != CandleStates.Finished)
			return;

		// Manage protective exits first
		ManageActivePosition(candle);

		// Update rolling highest/lowest
		var previousHighest = _currentHighest;
		var previousLowest = _currentLowest;

		_currentHighest = _highest.Process(candle).ToDecimal();
		_currentLowest = _lowest.Process(candle).ToDecimal();

		if (!_highest.IsFormed || !_lowest.IsFormed)
			return;

		if (previousHighest <= 0 || previousLowest <= 0)
			return;

		if (Position != 0)
			return;

		// Breakout above previous rolling highest
		if (candle.ClosePrice > previousHighest + BreakoutBuffer)
		{
			BuyMarket();
			SetLongTargets(candle.ClosePrice);
		}
		// Breakout below previous rolling lowest
		else if (candle.ClosePrice < previousLowest - BreakoutBuffer)
		{
			SellMarket();
			SetShortTargets(candle.ClosePrice);
		}
	}

	private void ManageActivePosition(ICandleMessage candle)
	{
		if (Position == 0)
			return;

		if (Position > 0)
		{
			var exitByStop = StopLossDistance > 0m && candle.LowPrice <= _stopPrice;
			var exitByTake = TakeProfitDistance > 0m && candle.HighPrice >= _takePrice;

			if (exitByStop || exitByTake)
			{
				SellMarket();
				ClearTargets();
			}
		}
		else if (Position < 0)
		{
			var exitByStop = StopLossDistance > 0m && candle.HighPrice >= _stopPrice;
			var exitByTake = TakeProfitDistance > 0m && candle.LowPrice <= _takePrice;

			if (exitByStop || exitByTake)
			{
				BuyMarket();
				ClearTargets();
			}
		}
	}

	private void SetLongTargets(decimal entryPrice)
	{
		_entryPrice = entryPrice;
		_stopPrice = entryPrice - StopLossDistance;
		_takePrice = entryPrice + TakeProfitDistance;
	}

	private void SetShortTargets(decimal entryPrice)
	{
		_entryPrice = entryPrice;
		_stopPrice = entryPrice + StopLossDistance;
		_takePrice = entryPrice - TakeProfitDistance;
	}

	private void ClearTargets()
	{
		_entryPrice = 0m;
		_stopPrice = 0m;
		_takePrice = 0m;
	}

	private void ResetDailyState(DateTime date)
	{
		_currentDate = date;

		if (Position == 0)
			ClearTargets();
	}
}

import clr

clr.AddReference("StockSharp.Messages")
clr.AddReference("StockSharp.Algo")
clr.AddReference("StockSharp.Algo.Indicators")
clr.AddReference("StockSharp.Algo.Strategies")

from System import TimeSpan
from StockSharp.Messages import DataType, CandleStates
from StockSharp.Algo.Indicators import Highest, Lowest, CandleIndicatorValue
from StockSharp.Algo.Strategies import Strategy

class eur_usd_session_breakout_strategy(Strategy):
    """
    Session breakout strategy using rolling highest/lowest channels.
    Buys on breakout above rolling highest, sells on breakout below rolling lowest.
    Manual SL/TP management.
    """

    def __init__(self):
        super(eur_usd_session_breakout_strategy, self).__init__()
        self._eu_session_length = self.Param("EuSessionLengthBars", 10) \
            .SetDisplay("Range Session Length", "Number of bars for range", "Schedule")
        self._stop_loss_dist = self.Param("StopLossDistance", 5.0) \
            .SetDisplay("Stop Loss Distance", "Stop loss in price units", "Risk")
        self._take_profit_dist = self.Param("TakeProfitDistance", 8.0) \
            .SetDisplay("Take Profit Distance", "Take profit in price units", "Risk")
        self._breakout_buffer = self.Param("BreakoutBuffer", 0.0) \
            .SetDisplay("Breakout Buffer", "Extra buffer for breakout trigger", "Entries")
        self._candle_type = self.Param("CandleType", DataType.TimeFrame(TimeSpan.FromHours(4))) \
            .SetDisplay("Candle Type", "Candle type", "General")

        self._highest = None
        self._lowest = None
        self._current_highest = 0.0
        self._current_lowest = 0.0
        self._entry_price = 0.0
        self._stop_price = 0.0
        self._take_price = 0.0

    @property
    def candle_type(self):
        return self._candle_type.Value

    def OnReseted(self):
        super(eur_usd_session_breakout_strategy, self).OnReseted()
        self._highest = None
        self._lowest = None
        self._current_highest = 0.0
        self._current_lowest = 0.0
        self._entry_price = 0.0
        self._stop_price = 0.0
        self._take_price = 0.0

    def OnStarted2(self, time):
        super(eur_usd_session_breakout_strategy, self).OnStarted2(time)

        self._highest = Highest()
        self._highest.Length = self._eu_session_length.Value
        self._lowest = Lowest()
        self._lowest.Length = self._eu_session_length.Value

        subscription = self.SubscribeCandles(self.candle_type)
        subscription.Bind(self._process_candle).Start()

        area = self.CreateChartArea()
        if area is not None:
            self.DrawCandles(area, subscription)
            self.DrawOwnTrades(area)

    def _process_candle(self, candle):
        if candle.State != CandleStates.Finished:
            return

        self._manage_position(candle)

        prev_highest = self._current_highest
        prev_lowest = self._current_lowest

        h_result = self._highest.Process(CandleIndicatorValue(self._highest, candle))
        l_result = self._lowest.Process(CandleIndicatorValue(self._lowest, candle))
        self._current_highest = float(h_result) if not h_result.IsEmpty else self._current_highest
        self._current_lowest = float(l_result) if not l_result.IsEmpty else self._current_lowest

        if not self._highest.IsFormed or not self._lowest.IsFormed:
            return

        if prev_highest <= 0 or prev_lowest <= 0:
            return

        if self.Position != 0:
            return

        close = float(candle.ClosePrice)
        buf = float(self._breakout_buffer.Value)

        if close > prev_highest + buf:
            self.BuyMarket()
            self._set_long_targets(close)
        elif close < prev_lowest - buf:
            self.SellMarket()
            self._set_short_targets(close)

    def _manage_position(self, candle):
        if self.Position == 0:
            return

        low = float(candle.LowPrice)
        high = float(candle.HighPrice)
        sl_dist = float(self._stop_loss_dist.Value)
        tp_dist = float(self._take_profit_dist.Value)

        if self.Position > 0:
            exit_stop = sl_dist > 0 and low <= self._stop_price
            exit_take = tp_dist > 0 and high >= self._take_price
            if exit_stop or exit_take:
                self.SellMarket()
                self._clear_targets()
        elif self.Position < 0:
            exit_stop = sl_dist > 0 and high >= self._stop_price
            exit_take = tp_dist > 0 and low <= self._take_price
            if exit_stop or exit_take:
                self.BuyMarket()
                self._clear_targets()

    def _set_long_targets(self, price):
        self._entry_price = price
        self._stop_price = price - float(self._stop_loss_dist.Value)
        self._take_price = price + float(self._take_profit_dist.Value)

    def _set_short_targets(self, price):
        self._entry_price = price
        self._stop_price = price + float(self._stop_loss_dist.Value)
        self._take_price = price - float(self._take_profit_dist.Value)

    def _clear_targets(self):
        self._entry_price = 0.0
        self._stop_price = 0.0
        self._take_price = 0.0

    def CreateClone(self):
        return eur_usd_session_breakout_strategy()