Freeman-Strategie

using System;
using System.Collections.Generic;

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

namespace StockSharp.Samples.Strategies;

/// <summary>
/// Freeman strategy using dual MA crossover with RSI filter.
/// </summary>
public class FreemanStrategy : Strategy
{
	private readonly StrategyParam<DataType> _candleType;
	private readonly StrategyParam<int> _fastPeriod;
	private readonly StrategyParam<int> _slowPeriod;
	private readonly StrategyParam<int> _rsiPeriod;
	private readonly StrategyParam<decimal> _rsiBuyLevel;
	private readonly StrategyParam<decimal> _rsiSellLevel;

	private decimal? _prevFast;
	private decimal? _prevSlow;

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

	public int FastPeriod
	{
		get => _fastPeriod.Value;
		set => _fastPeriod.Value = value;
	}

	public int SlowPeriod
	{
		get => _slowPeriod.Value;
		set => _slowPeriod.Value = value;
	}

	public int RsiPeriod
	{
		get => _rsiPeriod.Value;
		set => _rsiPeriod.Value = value;
	}

	public decimal RsiBuyLevel
	{
		get => _rsiBuyLevel.Value;
		set => _rsiBuyLevel.Value = value;
	}

	public decimal RsiSellLevel
	{
		get => _rsiSellLevel.Value;
		set => _rsiSellLevel.Value = value;
	}

	public FreemanStrategy()
	{
		_candleType = Param(nameof(CandleType), TimeSpan.FromHours(1).TimeFrame())
			.SetDisplay("Candle Type", "Timeframe", "General");

		_fastPeriod = Param(nameof(FastPeriod), 10)
			.SetGreaterThanZero()
			.SetDisplay("Fast Period", "Fast SMA period", "Indicators");

		_slowPeriod = Param(nameof(SlowPeriod), 30)
			.SetGreaterThanZero()
			.SetDisplay("Slow Period", "Slow SMA period", "Indicators");

		_rsiPeriod = Param(nameof(RsiPeriod), 14)
			.SetGreaterThanZero()
			.SetDisplay("RSI Period", "RSI period for filter", "Indicators");

		_rsiBuyLevel = Param(nameof(RsiBuyLevel), 55m)
			.SetDisplay("RSI Buy Level", "RSI below which buys are allowed", "Levels");

		_rsiSellLevel = Param(nameof(RsiSellLevel), 45m)
			.SetDisplay("RSI Sell Level", "RSI above which sells are allowed", "Levels");
	}

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

	/// <inheritdoc />
	protected override void OnReseted()
	{
		base.OnReseted();
		_prevFast = null;
		_prevSlow = null;
	}

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

		_prevFast = null;
		_prevSlow = null;

		var fastSma = new SimpleMovingAverage { Length = FastPeriod };
		var slowSma = new SimpleMovingAverage { Length = SlowPeriod };
		var rsi = new RelativeStrengthIndex { Length = RsiPeriod };

		var subscription = SubscribeCandles(CandleType);
		subscription
			.Bind(fastSma, slowSma, rsi, ProcessCandle)
			.Start();

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

	private void ProcessCandle(ICandleMessage candle, decimal fast, decimal slow, decimal rsiValue)
	{
		if (candle.State != CandleStates.Finished)
			return;

		if (!IsFormedAndOnlineAndAllowTrading())
		{
			_prevFast = fast;
			_prevSlow = slow;
			return;
		}

		if (_prevFast == null || _prevSlow == null)
		{
			_prevFast = fast;
			_prevSlow = slow;
			return;
		}

		var prevAbove = _prevFast.Value > _prevSlow.Value;
		var currAbove = fast > slow;

		_prevFast = fast;
		_prevSlow = slow;

		// MA crossover
		if (!prevAbove && currAbove)
		{
			if (Position < 0)
				BuyMarket();
			if (Position <= 0)
				BuyMarket();
		}
		else if (prevAbove && !currAbove)
		{
			if (Position > 0)
				SellMarket();
			if (Position >= 0)
				SellMarket();
		}
	}
}

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 SimpleMovingAverage, RelativeStrengthIndex
from StockSharp.Algo.Strategies import Strategy


class freeman_strategy(Strategy):
    def __init__(self):
        super(freeman_strategy, self).__init__()

        self._candle_type = self.Param("CandleType", DataType.TimeFrame(TimeSpan.FromHours(1))) \
            .SetDisplay("Candle Type", "Timeframe", "General")
        self._fast_period = self.Param("FastPeriod", 10) \
            .SetDisplay("Fast Period", "Fast SMA period", "Indicators")
        self._slow_period = self.Param("SlowPeriod", 30) \
            .SetDisplay("Slow Period", "Slow SMA period", "Indicators")
        self._rsi_period = self.Param("RsiPeriod", 14) \
            .SetDisplay("RSI Period", "RSI period for filter", "Indicators")
        self._rsi_buy_level = self.Param("RsiBuyLevel", 55.0) \
            .SetDisplay("RSI Buy Level", "RSI below which buys are allowed", "Levels")
        self._rsi_sell_level = self.Param("RsiSellLevel", 45.0) \
            .SetDisplay("RSI Sell Level", "RSI above which sells are allowed", "Levels")

        self._prev_fast = None
        self._prev_slow = None

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

    @property
    def FastPeriod(self):
        return self._fast_period.Value

    @property
    def SlowPeriod(self):
        return self._slow_period.Value

    @property
    def RsiPeriod(self):
        return self._rsi_period.Value

    @property
    def RsiBuyLevel(self):
        return self._rsi_buy_level.Value

    @property
    def RsiSellLevel(self):
        return self._rsi_sell_level.Value

    def OnReseted(self):
        super(freeman_strategy, self).OnReseted()
        self._prev_fast = None
        self._prev_slow = None

    def OnStarted2(self, time):
        super(freeman_strategy, self).OnStarted2(time)
        self._prev_fast = None
        self._prev_slow = None

        fast_sma = SimpleMovingAverage()
        fast_sma.Length = self.FastPeriod
        slow_sma = SimpleMovingAverage()
        slow_sma.Length = self.SlowPeriod
        rsi = RelativeStrengthIndex()
        rsi.Length = self.RsiPeriod

        subscription = self.SubscribeCandles(self.CandleType)
        subscription.Bind(fast_sma, slow_sma, rsi, self._on_process).Start()

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

    def _on_process(self, candle, fast_value, slow_value, rsi_value):
        if candle.State != CandleStates.Finished:
            return

        fv = float(fast_value)
        sv = float(slow_value)

        if self._prev_fast is None or self._prev_slow is None:
            self._prev_fast = fv
            self._prev_slow = sv
            return

        prev_above = self._prev_fast > self._prev_slow
        curr_above = fv > sv

        self._prev_fast = fv
        self._prev_slow = sv

        # MA crossover
        if not prev_above and curr_above:
            if self.Position < 0:
                self.BuyMarket()
            if self.Position <= 0:
                self.BuyMarket()
        elif prev_above and not curr_above:
            if self.Position > 0:
                self.SellMarket()
            if self.Position >= 0:
                self.SellMarket()

    def CreateClone(self):
        return freeman_strategy()