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Estrategia de Ruptura AutoFib

Esta estrategia traza una extensión de Fibonacci dinámica desde el máximo y mínimo recientes y abre una posición larga cuando el precio rompe por encima del nivel 1.618 durante una tendencia alcista definida por la EMA de 200 períodos. El riesgo se gestiona mediante un stop y objetivo basados en ATR.

Detalles

  • Criterios de entrada: Cierre por encima de la extensión 1.618 de Fibonacci y por encima de la EMA200.
  • Largo/Corto: Solo largos.
  • Criterios de salida: Stop-loss basado en ATR o toma de ganancias de 3×ATR.
  • Stops: Sí, basados en ATR.
  • Valores predeterminados:
    • EmaLength = 200
    • AtrLength = 14
    • FibLevel = 1.618
    • PivotPeriod = 10
    • CandleType = 5 minutos
  • Filtros:
    • Categoría: Ruptura
    • Dirección: Largo
    • Indicadores: EMA, ATR, Highest, Lowest
    • Stops: Sí
    • Complejidad: Básico
    • Marco temporal: Intradía
    • 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>
/// AutoFib breakout strategy.
/// Uses Highest/Lowest channel with EMA trend filter.
/// Buys on breakout above channel high in uptrend, sells on break below in downtrend.
/// </summary>
public class AutoFibBreakoutStrategy : Strategy
{
	private readonly StrategyParam<DataType> _candleType;
	private readonly StrategyParam<int> _emaLength;
	private readonly StrategyParam<int> _channelLength;
	private readonly StrategyParam<int> _cooldownBars;

	private decimal _prevHighest;
	private decimal _prevLowest;
	private int _barIndex;
	private int _lastTradeBar;

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

	/// <summary>
	/// EMA period.
	/// </summary>
	public int EmaLength
	{
		get => _emaLength.Value;
		set => _emaLength.Value = value;
	}

	/// <summary>
	/// Channel lookback period.
	/// </summary>
	public int ChannelLength
	{
		get => _channelLength.Value;
		set => _channelLength.Value = value;
	}

	/// <summary>
	/// Cooldown bars between trades.
	/// </summary>
	public int CooldownBars
	{
		get => _cooldownBars.Value;
		set => _cooldownBars.Value = value;
	}

	/// <summary>
	/// Constructor.
	/// </summary>
	public AutoFibBreakoutStrategy()
	{
		_candleType = Param(nameof(CandleType), TimeSpan.FromMinutes(1).TimeFrame())
			.SetDisplay("Candle Type", "Type of candles", "General");

		_emaLength = Param(nameof(EmaLength), 50)
			.SetGreaterThanZero()
			.SetDisplay("EMA Length", "EMA trend filter period", "Indicators");

		_channelLength = Param(nameof(ChannelLength), 20)
			.SetGreaterThanZero()
			.SetDisplay("Channel Length", "Highest/Lowest lookback", "Indicators");

		_cooldownBars = Param(nameof(CooldownBars), 350)
			.SetDisplay("Cooldown Bars", "Bars between trades", "Trading");
	}

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

	/// <inheritdoc />
	protected override void OnReseted()
	{
		base.OnReseted();
		_prevHighest = 0;
		_prevLowest = 0;
		_barIndex = 0;
		_lastTradeBar = 0;
	}

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

		var ema = new ExponentialMovingAverage { Length = EmaLength };
		var highest = new Highest { Length = ChannelLength };
		var lowest = new Lowest { Length = ChannelLength };

		var subscription = SubscribeCandles(CandleType);
		subscription
			.Bind(ema, highest, lowest, ProcessCandle)
			.Start();

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

	private void ProcessCandle(ICandleMessage candle, decimal emaValue, decimal highestValue, decimal lowestValue)
	{
		if (candle.State != CandleStates.Finished)
			return;

		_barIndex++;

		var cooldownOk = _barIndex - _lastTradeBar > CooldownBars;

		// Breakout above previous highest with uptrend confirmation
		var breakUp = _prevHighest > 0 && candle.ClosePrice > _prevHighest && candle.ClosePrice > emaValue;
		// Breakdown below previous lowest with downtrend confirmation
		var breakDown = _prevLowest > 0 && candle.ClosePrice < _prevLowest && candle.ClosePrice < emaValue;

		if (breakUp && Position <= 0 && cooldownOk)
		{
			BuyMarket();
			_lastTradeBar = _barIndex;
		}
		else if (breakDown && Position >= 0 && cooldownOk)
		{
			SellMarket();
			_lastTradeBar = _barIndex;
		}

		_prevHighest = highestValue;
		_prevLowest = lowestValue;
	}
}