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Estrategia de Reversión de Tendencia EMA RSI

Estrategia que entra en largo cuando el EMA cruza con confirmación del RSI y sale cuando se produce el cruce opuesto con RSI por debajo del nivel. Usa take profit y stop loss basados en porcentaje.

Detalles

  • Criterios de entrada:
    • Largo: FastEMA crosses above SlowEMA && RSI > RsiLevel
  • Largo/Corto: Solo largos
  • Stops: Take profit y stop loss porcentuales
  • Valores predeterminados:
    • FastLength = 9
    • SlowLength = 21
    • RsiLength = 14
    • RsiLevel = 50m
    • TakeProfitPercent = 2m
    • StopLossPercent = 1m
    • CandleType = TimeSpan.FromMinutes(5).TimeFrame()
  • Filtros:
    • Categoría: Tendencia
    • Dirección: Solo largos
    • Indicadores: EMA, RSI
    • Stops: Sí
    • Complejidad: Principiante
    • Marco temporal: Medio plazo
    • Estacionalidad: No
    • Redes neuronales: No
    • Divergencia: No
    • Nivel de riesgo: Medio
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>
/// EMA RSI trend reversal strategy.
/// Long only: buys when the fast EMA crosses above the slow EMA with RSI above RsiLevel and closes the long when the fast EMA
/// crosses below the slow EMA with RSI below RsiLevel. Percent take profit and stop loss protect the position.
/// </summary>
public class EmaRsiTrendReversalStrategy : Strategy
{
	private readonly StrategyParam<int> _fastLength;
	private readonly StrategyParam<int> _slowLength;
	private readonly StrategyParam<int> _rsiLength;
	private readonly StrategyParam<decimal> _rsiLevel;
	private readonly StrategyParam<decimal> _takeProfitPercent;
	private readonly StrategyParam<decimal> _stopLossPercent;
	private readonly StrategyParam<DataType> _candleType;

	private decimal? _prevFast;
	private decimal? _prevSlow;

	/// <summary>
	/// Fast EMA length.
	/// </summary>
	public int FastLength
	{
		get => _fastLength.Value;
		set => _fastLength.Value = value;
	}

	/// <summary>
	/// Slow EMA length.
	/// </summary>
	public int SlowLength
	{
		get => _slowLength.Value;
		set => _slowLength.Value = value;
	}

	/// <summary>
	/// RSI length.
	/// </summary>
	public int RsiLength
	{
		get => _rsiLength.Value;
		set => _rsiLength.Value = value;
	}

	/// <summary>
	/// RSI level that confirms entries and exits.
	/// </summary>
	public decimal RsiLevel
	{
		get => _rsiLevel.Value;
		set => _rsiLevel.Value = value;
	}

	/// <summary>
	/// Take profit percentage from entry price.
	/// </summary>
	public decimal TakeProfitPercent
	{
		get => _takeProfitPercent.Value;
		set => _takeProfitPercent.Value = value;
	}

	/// <summary>
	/// Stop loss percentage from entry price.
	/// </summary>
	public decimal StopLossPercent
	{
		get => _stopLossPercent.Value;
		set => _stopLossPercent.Value = value;
	}

	/// <summary>
	/// Candle type.
	/// </summary>
	public DataType CandleType
	{
		get => _candleType.Value;
		set => _candleType.Value = value;
	}

	/// <summary>
	/// Constructor.
	/// </summary>
	public EmaRsiTrendReversalStrategy()
	{
		_fastLength = Param(nameof(FastLength), 9)
			.SetGreaterThanZero()
			.SetDisplay("Fast EMA", "Fast EMA length", "Indicators");

		_slowLength = Param(nameof(SlowLength), 21)
			.SetGreaterThanZero()
			.SetDisplay("Slow EMA", "Slow EMA length", "Indicators");

		_rsiLength = Param(nameof(RsiLength), 14)
			.SetGreaterThanZero()
			.SetDisplay("RSI Length", "RSI length", "Indicators");

		_rsiLevel = Param(nameof(RsiLevel), 50m)
			.SetDisplay("RSI Level", "RSI level that confirms entries and exits", "Indicators");

		_takeProfitPercent = Param(nameof(TakeProfitPercent), 2m)
			.SetNotNegative()
			.SetDisplay("Take Profit %", "Take profit percentage from entry price", "Risk");

		_stopLossPercent = Param(nameof(StopLossPercent), 1m)
			.SetNotNegative()
			.SetDisplay("Stop Loss %", "Stop loss percentage from entry price", "Risk");

		_candleType = Param(nameof(CandleType), TimeSpan.FromMinutes(5).TimeFrame())
			.SetDisplay("Candle Type", "Type of candles to use", "General");
	}

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

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

	/// <inheritdoc />
	protected override void OnStarted2(DateTime time)
	{
		base.OnStarted2(time);

		_prevFast = null;
		_prevSlow = null;

		var fast = new ExponentialMovingAverage { Length = FastLength };
		var slow = new ExponentialMovingAverage { Length = SlowLength };
		var rsi = new RelativeStrengthIndex { Length = RsiLength };

		var subscription = SubscribeCandles(CandleType);
		subscription
			.Bind(fast, slow, rsi, ProcessCandle)
			.Start();

		StartProtection(
			TakeProfitPercent > 0m ? new Unit(TakeProfitPercent, UnitTypes.Percent) : new Unit(),
			StopLossPercent > 0m ? new Unit(StopLossPercent, UnitTypes.Percent) : new Unit(),
			useMarketOrders: true);

		var area = CreateChartArea();
		if (area != null)
		{
			DrawCandles(area, subscription);
			DrawIndicator(area, fast);
			DrawIndicator(area, slow);
			DrawOwnTrades(area);

			var oscillators = CreateChartArea();
			if (oscillators != null)
				DrawIndicator(oscillators, rsi);
		}
	}

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

		var prevFast = _prevFast;
		var prevSlow = _prevSlow;
		_prevFast = fast;
		_prevSlow = slow;

		if (prevFast is not decimal pf || prevSlow is not decimal ps)
			return;

		if (!IsFormedAndOnlineAndAllowTrading())
			return;

		if (Position == 0 && pf <= ps && fast > slow && rsi > RsiLevel)
			BuyMarket(Volume);
		else if (Position > 0 && pf >= ps && fast < slow && rsi < RsiLevel)
			SellMarket(Position);
	}
}