MQLArticles/Strategy/Core/Base.mqh

//+------------------------------------------------------------------+
//|                                                 StrategyBase.mqh |
//|                                             Copyright 2025, Leo. |
//|                                             https://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2025, Leo."
#property link      "https://www.mql5.com"
#property strict

#ifndef MQLARTICLES_STRATEGY_CORE_BASE_MQH
#define MQLARTICLES_STRATEGY_CORE_BASE_MQH

//+------------------------------------------------------------------+
//| Include                                                          |
//+------------------------------------------------------------------+
#include "Defines.mqh"
#include "..\\Utils\\YearFilter.mqh"
#include "..\\Utils\\DailyFilter.mqh"

//+------------------------------------------------------------------+
//| Clase base para las estrategias de trading                       |
//+------------------------------------------------------------------+
// TPadre = [Cualquier clase de eventos CAllEventsBasic, CAccountGestor, etc]
template <typename TPadre>
class CStrategyBaseTemplate : public TPadre
 {
protected:
  //--- Variables
  // Generales
  ENUM_TIMEFRAMES    m_timeframe; //Timeframe de la estrategia
  string             m_symbol;
  int                m_subwindow;
  long               m_chart_id;
  int                m_period_in_seconds;
  string             m_strategy_name;
  string             m_obj_code;
  bool               m_enable_strategy; // Habilitar la logica de la estrategia (como un boton de off on para ejecutar la estrategia)
  int8_t             m_new_bar_idx; // Indice para consultar nueva barra (otros TFs - CNewBarManager)

  // Parametros generales
  bool               m_is_enable_buy;
  bool               m_is_enable_sell;
  ulong              m_max_deviation;
  ulong              m_magic_number;

  // Info del simbolo
  MqlTick            m_tick;
  double             m_point_value;
  int8_t             m_digits;
  double             m_vol_min;
  double             m_vol_max;
  double             m_vol_step;
  double             m_stops_leevel;

  // Apertura de operaciones
  double             m_TP_POINTS;
  double             m_SL_POINTS;
  double             m_LOT_SIZE;
  CTrade*            m_trade;
  ENUM_TYPE_TP_SL_FIXED m_tp_sl_mode;

  // Atr optimizado para el calculo del tp, sl e uso interno
  CAtrUltraOptimized* m_atr_pointer;
  double             m_atr_multiplier_tp;
  double             m_atr_multiplier_sl;


  //--- Funciones
  // TP\SL basico para posiciones
  double             GetSL(double entry_price, ENUM_POSITION_TYPE position_type, const datetime curr_time);
  double             GetTP(double entry_price, ENUM_POSITION_TYPE position_type, const datetime curr_time);

  // Utilidades extra
  inline int         DistanceToPoints(double dist) { return (m_point_value == 0.00) ? 0 : (int)::MathRound(dist / m_point_value); }
  inline double      GetDiff(ENUM_MODE_DIFF mode, double val, datetime curr_time) const { return mode == MODE_DIFF_BY_ATR ? (m_atr_pointer.base.GetAtrValue(curr_time) * val) : (val * m_point_value); }

public:
                     CStrategyBaseTemplate(const ulong magic_number_, const string& symbol_, const ENUM_TIMEFRAMES timeframe_, const long chart_id_,
                        const int subwindow_, const ulong max_deviation_, const string& name);
                    ~CStrategyBaseTemplate();

  //--- Funciones para establecer valores de la clase
  void               SetTP_SL(long new_sl_value, long new_tp_value);
  void               SetAtrTP_SL(CAtrUltraOptimized* atr_ptr, double atr_mult_tp_, double atr_mult_sl_);
  void               SetOperateMode(ENUM_TYPE_TRADE trade_type, ENUM_TYPE_TP_SL_FIXED tp_sl_mode_);

  //--- Funciones getter y setter
  // General getters
  inline ENUM_TIMEFRAMES Timeframe()      const { return m_timeframe;         }
  inline long        ChartId()            const { return m_chart_id;          }
  inline int         Subwin()             const { return m_subwindow;         }
  inline string      Symbol()             const { return m_symbol;            }
  inline int         TimeframeInSeconds() const { return m_period_in_seconds; }
  inline ulong       MagicNumber()        const { return m_magic_number;      }
  inline string      Name()               const { return m_strategy_name;     }

  // Codigo de objeto
  inline string      ObjCode()                  const { return m_obj_code;         }
  void               ObjCode(const string& new_value) { m_obj_code = new_value;    }
  __forceinline string ObjCodeConc(string str)  const { return (m_obj_code + str); }

  // Puntero de CTrade utilizado
  const CTrade* const TradePointer() const { return m_trade; }  // Evitamos la modificacion de dirreicon y del obejto y de las variabes miembro de la clase

  // Tamaño de lote
  __forceinline double FixedLotSize() const { return m_LOT_SIZE; }
  double               FixedLotSize(double new_lot);

  // Ventas y commpras habilitadas
  __forceinline bool EnableBuyTrades()  const { return m_is_enable_buy;  }
  __forceinline bool EnableSellTrades() const { return m_is_enable_sell; }

  //
  __forceinline bool EnableStrategy() const { return m_enable_strategy; }
  __forceinline bool EnableStrategy(const bool enable) { return (m_enable_strategy = enable); }

  //--- Funciones de ejecucion
  virtual void       OnNewBar(const datetime curr_time) = 0; // Funcion que se ejecutara cada nueva vela
  virtual void       OnTick(const datetime curr_time) = 0;   // Funcion que se ejecutara cada nuevo tick

  // Funcion que se llama anted de detener el llamado a OnTick y OnNewBar
  // La estrategia tomara sus acciones como que en la siguiente llamada a OnNewBar o OnTick hacer un recalculo completo
  // Esto depende de la estrategia habra unas que no lo requieren otras que si etc
  virtual void       OnInterupcion() {}
 };

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
template <typename TPadre> CStrategyBaseTemplate::CStrategyBaseTemplate(const ulong magic_number_, const string& symbol_, const ENUM_TIMEFRAMES timeframe_, const long chart_id_,
    const int subwindow_, const ulong max_deviation_, const string& name)
  :
  m_TP_POINTS(0), m_SL_POINTS(0), m_LOT_SIZE(0.00), m_atr_multiplier_sl(2.0), m_atr_multiplier_tp(4.0), m_is_enable_buy(true),
  m_is_enable_sell(true), m_atr_pointer(NULL), m_enable_strategy(true)
 {
//---
//AddLogFlags(LOG_LEVEL_WARNING);
  m_trade = new CTrade();

//---
  m_magic_number = magic_number_;
  m_symbol = symbol_;
  m_chart_id = chart_id_;
  m_subwindow = subwindow_;
  m_timeframe = (timeframe_ == PERIOD_CURRENT ? _Period : timeframe_);

//---
  m_trade.LogLevel(LOG_LEVEL_NO);
  m_trade.SetExpertMagicNumber(m_magic_number);
  m_period_in_seconds = PeriodSecondsFastSeg(m_timeframe);

//---
  m_digits = (int8_t)::SymbolInfoInteger(symbol_, SYMBOL_DIGITS);
  m_vol_max = ::SymbolInfoDouble(symbol_, SYMBOL_VOLUME_MAX);
  m_vol_step = ::SymbolInfoDouble(symbol_, SYMBOL_VOLUME_STEP);
  m_vol_min = ::SymbolInfoDouble(symbol_, SYMBOL_VOLUME_MIN);
  m_point_value = ::SymbolInfoDouble(m_symbol, SYMBOL_POINT);
  m_stops_leevel = (::SymbolInfoInteger(symbol_, SYMBOL_TRADE_STOPS_LEVEL) * m_point_value) + (m_point_value * 10);

//---
  if(max_deviation_ > NO_MAX_DEVIATION_DEFINED)
    m_trade.SetDeviationInPoints(max_deviation_);
  m_max_deviation = max_deviation_;

//---
  ::MathSrand(::GetTickCount());

//---
  m_strategy_name  = name;
  m_obj_code = ::StringFormat("%s_%s_%d_", name, AbreviarPeriodo(m_timeframe), ::rand());
 }

//+------------------------------------------------------------------+
template <typename TPadre> CStrategyBaseTemplate::~CStrategyBaseTemplate() /* ADVERTENCIA SI SE AÑADEN PUNTEROS EN ITEMS ENTONCES ESTOS SE LIMPIARAN NO HACE FALTA HACERLO EN EL DESTRUCTOE DEL HIJO*/
 {
// Para que no se elimina y copratri recomeindion instancia global
//Se Elimina el atr ultra optimizado
  CleanItems("StrategyBase"); //Limpiamos todos los punteros de CLogger, en este caso solo se limpiaria el "base", el atr_pointer lo hacemos manual:
  if(::CheckPointer(m_atr_pointer) == POINTER_DYNAMIC)
    delete m_atr_pointer;
  if(::CheckPointer(m_trade) == POINTER_DYNAMIC)
    delete m_trade;
 }


//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
// Notas:
// - Tick debe de ser obtenido antes
// - Esta funcion solo debe invocarse para posiciones, mejor para ordenes a mercado
// - Esta funcion solo es compatible con el tipo de tp y sl Atr, Points, si tiene otro modo redefina la funcion.. dado que m_tp_sl_mdode para un valor (0) llamara a atr
//   de lo contrario para cualquier valor a puntos... asi que ya esta avisado.

//+------------------------------------------------------------------+
template <typename TPadre>
double CStrategyBaseTemplate::GetTP(double entry_price, ENUM_POSITION_TYPE position_type, const datetime curr_time)
 {
  const double distance = (m_tp_sl_mode) ? (m_point_value * m_TP_POINTS) : (m_atr_multiplier_tp * m_atr_pointer.base.GetAtrValue(curr_time));
  if(distance < DBL_EPSILON)
    return 0.00;
  const double to_sum = ::fmax((m_stops_leevel + (m_tick.ask - m_tick.bid)), distance);
  return  position_type == POSITION_TYPE_BUY ? entry_price + to_sum : entry_price - to_sum;
 }

//+------------------------------------------------------------------+
template <typename TPadre>
double CStrategyBaseTemplate::GetSL(double entry_price, ENUM_POSITION_TYPE position_type, const datetime curr_time)
 {
  const double distance = (m_tp_sl_mode) ? (m_point_value * m_SL_POINTS) : (m_atr_multiplier_sl * m_atr_pointer.base.GetAtrValue(curr_time));
  if(distance < DBL_EPSILON)
    return 0.00;
  const double to_sum = ::fmax((m_stops_leevel + (m_tick.ask - m_tick.bid)), distance);
  return  position_type == POSITION_TYPE_BUY ? entry_price - to_sum : entry_price + to_sum;
 }

//+------------------------------------------------------------------+
//| Setters                                                          |
//+------------------------------------------------------------------+
template <typename TPadre>
double CStrategyBaseTemplate::FixedLotSize(double new_lot)
 {
  if(new_lot <= STRATEGY_BASE_EMPTY_VALUE)
    return 0.00;

  if(new_lot < m_vol_min)
   {
    LogWarning(::StringFormat("El nuevo lote %f es menor al minimo volumen permitido, se ajustara al valor permitido mas cercano", new_lot), FUNCION_ACTUAL);
    new_lot = m_vol_min;
   }

  if(new_lot > m_vol_max)
   {
    LogWarning(::StringFormat("El nuevo lote %f es mayor al maximo volumen permitido, se ajustara al valor permitido mas cercano", new_lot), FUNCION_ACTUAL);
    new_lot = m_vol_max;
   }

  return (m_LOT_SIZE = new_lot);
 }

//+------------------------------------------------------------------+
template <typename TPadre>
void CStrategyBaseTemplate::SetAtrTP_SL(CAtrUltraOptimized* atr_ptr, double atr_mult_tp_, double atr_mult_sl_)
 {
  if(atr_ptr != NULL)
   {
    if(m_atr_pointer != NULL) //Si no es invalido eliminamos el anteior solo si es dinamico
     {
      RemoveLogger(m_atr_pointer.base);
      if(::CheckPointer(m_atr_pointer) == POINTER_DYNAMIC)
       {
        delete m_atr_pointer;
        m_atr_pointer = NULL;
        LogWarning("Se ha eliminado el puntero anteior a CAtrUltraOptimized*", FUNCION_ACTUAL);
       }
     }

    m_atr_pointer = atr_ptr;
    AddLogger(m_atr_pointer.base);
   }
  else
   {
    if(::CheckPointer(m_atr_pointer) == POINTER_INVALID || ::CheckPointer(m_atr_pointer.base) == POINTER_INVALID)
     {
      LogError("El puntero a CAtrUltraOptimized es invalido, corregir ahora", FUNCION_ACTUAL);
      Remover();
     }
   }

  if(atr_mult_sl_ > STRATEGY_BASE_EMPTY_VALUE)
    m_atr_multiplier_sl = atr_mult_sl_;

  if(atr_mult_tp_ > STRATEGY_BASE_EMPTY_VALUE)
    m_atr_multiplier_tp = atr_mult_tp_;
 }

//+------------------------------------------------------------------+
template <typename TPadre>
void CStrategyBaseTemplate::SetTP_SL(long new_sl_value, long new_tp_value)
 {
  if(new_sl_value > STRATEGY_BASE_EMPTY_VALUE)
   {
    if(new_sl_value < 1)
     {
      LogWarning(::StringFormat("Los puntos del stoploss %d son menores a 1 los proximos trades no tendran stoploss", new_sl_value), FUNCION_ACTUAL);
      new_sl_value = 0;
     }
    m_SL_POINTS = (double)new_sl_value;
   }

  if(new_tp_value > STRATEGY_BASE_EMPTY_VALUE)
   {
    if(new_tp_value < 1)
     {
      LogWarning(::StringFormat("Los puntos del takeprofit %d son menores a 1, los proximos trades no tendran takeprofit", new_tp_value), FUNCION_ACTUAL);
      new_tp_value = 0;
     }
    m_TP_POINTS = (double)new_tp_value;
   }
 }

//+------------------------------------------------------------------+
template <typename TPadre>
void CStrategyBaseTemplate::SetOperateMode(ENUM_TYPE_TRADE trade_type, ENUM_TYPE_TP_SL_FIXED tp_sl_mode_)
 {
  if(trade_type != WRONG_VALUE)
   {
    if(trade_type == TR_BUY_SELL)
     {
      m_is_enable_sell = true;
      m_is_enable_buy = true;
     }
    else
      if(trade_type == TR_BUY)
       {
        m_is_enable_sell = false;
        m_is_enable_buy = true;
       }
      else
       {
        m_is_enable_sell = true;
        m_is_enable_buy = false;
       }
   }

  if(tp_sl_mode_ != WRONG_VALUE)
    m_tp_sl_mode = tp_sl_mode_;
 }

//+------------------------------------------------------------------+
//| Clase para compatibilidad                                        |
//+------------------------------------------------------------------+
class CStrategyBase : public CStrategyBaseTemplate<CAccountGestor>
 {
public:
                     CStrategyBase(const ulong magic_number_, const string& symbol_, const ENUM_TIMEFRAMES timeframe_, const long chart_id_,
                const int subwindow_, const ulong max_deviation_, const string& name)
    :                CStrategyBaseTemplate<CAccountGestor>(magic_number_, symbol_, timeframe_, chart_id_, subwindow_, max_deviation_, name) {}
                    ~CStrategyBase(void) {}
 };

#endif // MQLARTICLES_STRATEGY_CORE_BASE_MQH
//+------------------------------------------------------------------+`

/*
//+------------------------------------------------------------------+
//| Open Order Default                                               |
//+------------------------------------------------------------------+
void CEstrategia::OpenOrder(ENUM_POSITION_TYPE type)
 {
  ::SymbolInfoTick(m_symbol, m_tick);

  if(type == POSITION_TYPE_BUY)
   {
    double entry = m_tick.ask;
    double sl = GetSL(entry, type, m_tick.time);
    double tp = GetTP(entry, type, m_tick.time);

    risk.SetStopLoss(entry - sl);
    double l = m_LOT_SIZE > 0.00 ? m_LOT_SIZE : risk.GetLote(ORDER_TYPE_BUY, entry, m_max_deviation, 0);
    m_trade.Buy(l, m_symbol, entry, sl, tp, "Ea buy");
   }
  else
    if(type == POSITION_TYPE_SELL)
     {
      double entry = m_tick.bid;
      double sl = GetSL(entry, type, m_tick.time);
      double tp = GetTP(entry, type, m_tick.time);

      risk.SetStopLoss(sl - entry);
      double l = m_LOT_SIZE > 0.00 ? m_LOT_SIZE : risk.GetLote(ORDER_TYPE_SELL, entry, m_max_deviation, 0);
      m_trade.Sell(l, m_symbol, entry, sl, tp, "Ea sell");
     }
  Clean();
 }
*/
//+------------------------------------------------------------------+