MQLArticles/RM/LossProfit/Basic/MaxLosses.mqh

//+------------------------------------------------------------------+
//|                                                    MaxLosses.mqh |
//|                                  Copyright 2025, Niquel Mendoza. |
//|                          https://www.mql5.com/es/users/nique_372 |
//+------------------------------------------------------------------+
#property copyright "Copyright 2025, Niquel Mendoza."
#property link      "https://www.mql5.com/es/users/nique_372"
#property strict


#ifndef MQLARTICLES_RM_LOSSPROFIT_BASIC_MAXLOSSES_MQH
#define MQLARTICLES_RM_LOSSPROFIT_BASIC_MAXLOSSES_MQH


//+------------------------------------------------------------------+
//| Include                                                          |
//+------------------------------------------------------------------+
#include "Classes.mqh"

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
namespace TSN
{
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
template <typename TPadre>
class CLossLossGmlpo : public CLossProfitBaseLoss<TPadre>
 {
public:
                     CLossLossGmlpo(bool empty, CRiskManagemetBase* risk_pointer);
                    ~CLossLossGmlpo(void) {}
 };

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
template <typename TPadre> CLossLossGmlpo::CLossLossGmlpo(bool empty, CRiskManagemetBase *risk_pointer)
  :  CLossProfitBaseLoss<TPadre>(LOSSPROFIT_TYPE_GMLPO, empty, false, risk_pointer)
 {
 }

//+------------------------------------------------------------------+
//| MDL - Maximum Daily Loss                                         |
//+------------------------------------------------------------------+
template <typename TPadre>
class CLossLossMaxDaily : public CLossProfitBaseLoss<TPadre>
 {
public:
                     CLossLossMaxDaily(bool empty, CRiskManagemetBase* risk_pointer);
                    ~CLossLossMaxDaily(void) { if(!m_empty_flag && CBasicEvents::IsActive()) CBasicEvents::UnregisterEvent(&this, BASICEVENT_REG_FLAG_ON_NEW_DAY); }

  //---
  void               OnNewDay(const datetime curr_time) override final;
 };

//+------------------------------------------------------------------+
template <typename TPadre> CLossLossMaxDaily::CLossLossMaxDaily(bool empty, CRiskManagemetBase *risk_pointer)
  : CLossProfitBaseLoss<TPadre>(LOSSPROFIT_TYPE_MDL, empty, false, risk_pointer)
 {
  if(empty)
    return;
  CBasicEvents::RegisterEvent(&this, BASICEVENT_REG_FLAG_ON_NEW_DAY); // Registramos para recibir OnNewDay
 }

//+------------------------------------------------------------------+
template <typename TPadre>
void CLossLossMaxDaily::OnNewDay(const datetime curr_time)
 {
  if(Set())
    m_saved_value = m_lp.value;
 }
//+------------------------------------------------------------------+


//+------------------------------------------------------------------+
//| MWL - Maximum Weekly Loss                                        |
//+------------------------------------------------------------------+
template <typename TPadre>
class CLossLossMaxWeekly : public CLossProfitBaseLoss<TPadre>
 {
public:
                     CLossLossMaxWeekly(bool empty, CRiskManagemetBase* risk_pointer);
                    ~CLossLossMaxWeekly(void) { if(!m_empty_flag && CBasicEvents::IsActive())  CBasicEvents::UnregisterEvent(&this, BASICEVENT_REG_FLAG_ON_NEW_WEEK); }

  //---
  void               OnNewWeek(const datetime curr_time) override final;
 };

//+------------------------------------------------------------------+
template <typename TPadre> CLossLossMaxWeekly::CLossLossMaxWeekly(bool empty, CRiskManagemetBase *risk_pointer)
  : CLossProfitBaseLoss<TPadre>(LOSSPROFIT_TYPE_MWL, empty, false, risk_pointer)
 {
  if(empty)
    return;
  CBasicEvents::RegisterEvent(&this, BASICEVENT_REG_FLAG_ON_NEW_WEEK); // Registramos para recibir OnNewWeek
 }

//+------------------------------------------------------------------+
template <typename TPadre>
void CLossLossMaxWeekly::OnNewWeek(const datetime curr_time)
 {
  if(Set())
    m_saved_value = m_lp.value;
 }
//+------------------------------------------------------------------+


//+------------------------------------------------------------------+
//| MML - Maximum Monthly Loss                                       |
//+------------------------------------------------------------------+
template <typename TPadre>
class CLossLossMaxMon : public CLossProfitBaseLoss<TPadre>
 {
public:
                     CLossLossMaxMon(bool empty, CRiskManagemetBase* risk_pointer);
                    ~CLossLossMaxMon(void) { if(!m_empty_flag && CBasicEvents::IsActive()) CBasicEvents::UnregisterEvent(&this, BASICEVENT_REG_FLAG_ON_NEW_MON); }

  //---
  void               OnNewMonth(const datetime curr_time) override final;
 };

//+------------------------------------------------------------------+
template <typename TPadre> CLossLossMaxMon::CLossLossMaxMon(bool empty, CRiskManagemetBase *risk_pointer)
  : CLossProfitBaseLoss<TPadre>(LOSSPROFIT_TYPE_MML, empty, false, risk_pointer)
 {
  if(empty)
    return;
  CBasicEvents::RegisterEvent(&this, BASICEVENT_REG_FLAG_ON_NEW_MON); // Registramos para recibir OnNewMonth
 }

//+------------------------------------------------------------------+
template <typename TPadre>
void CLossLossMaxMon::OnNewMonth(const datetime curr_time)
 {
  if(Set())
    m_saved_value = m_lp.value;
 }
//+------------------------------------------------------------------+


//+------------------------------------------------------------------+
//| ML - Maximum Loss (sin reseteo temporal)                         |
//+------------------------------------------------------------------+
template <typename TPadre>
class CLossLossMax : public CLossProfitBaseLoss<TPadre>
 {
public:
                     CLossLossMax(bool empty, CRiskManagemetBase* risk_pointer);
                    ~CLossLossMax(void) {}
 };

//+------------------------------------------------------------------+
template <typename TPadre> CLossLossMax::CLossLossMax(bool empty, CRiskManagemetBase *risk_pointer)
  : CLossProfitBaseLoss<TPadre>(LOSSPROFIT_TYPE_ML, empty, false, risk_pointer)
 {
// No registra eventos temporales - tracking continuo
 }
//+------------------------------------------------------------------+


//+------------------------------------------------------------------+
//| Pérdida máxima desde pico                                        |
//+------------------------------------------------------------------+
#define LOSSPROFIT_MAXLOSS_FLAG_PICO_LISTO (1)

template <typename TPadre>
class CLossLossMaxDesdeArriba : public CLossProfitBaseLoss<TPadre>
 {
private:
  uint8_t            m_flags;
  double             m_positive_profit;
  double             m_max_positive_profit;
  FuncionLossProfitSuperate m_func_base;

  //---
  void               OnSuperated() override final;

public:
                     CLossLossMaxDesdeArriba(bool empty, CRiskManagemetBase* risk_pointer);
                    ~CLossLossMaxDesdeArriba(void) {}

  //---
  void               OnLossProfit(const double p) override final;

  //---
  void               Init(double _percentage, ENUM_APPLIED_PERCENTAGES _applied, bool _is_strict, FuncionLossProfitSuperate fsup);
 };

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
template <typename TPadre> CLossLossMaxDesdeArriba::CLossLossMaxDesdeArriba(bool empty, CRiskManagemetBase *risk_pointer)
  : CLossProfitBaseLoss<TPadre>(LOSSPROFIT_TYPE_MDDPICO, empty, true, risk_pointer), m_func_base(NULL),
    m_positive_profit(0.00), m_max_positive_profit(0.00),
    m_flags(0)
 {
 }

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
template <typename TPadre>
void CLossLossMaxDesdeArriba::Init(double _percentage, ENUM_APPLIED_PERCENTAGES _applied, bool _is_strict, FuncionLossProfitSuperate fsup)
 {
  if(m_empty_flag)
    return;

  if(fsup == NULL)
   {
    LogError("Function superation cannot be NULL", FUNCION_ACTUAL);
    return;
   }

  m_func_base = fsup;
  CLossProfitBaseLoss<TPadre>::Init(_percentage, _applied, _is_strict, fsup); // Llamamos a la del padre
  m_funcion_check_sup = LossProfitEmptyFuncionSup;
 }

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
template <typename TPadre>
void CLossLossMaxDesdeArriba::OnSuperated()
 {
  m_flags = 0;
  m_positive_profit = 0.00;
  m_max_positive_profit = 0.00;
  m_funcion_check_sup = LossProfitEmptyFuncionSup;

  if(Set())
    m_saved_value = m_lp.value;

#ifdef MORE_INFO_LOSS_PROFIT_DEFINE
  LogInfo("Drawdown limit reached, resetting to search new peak", FUNCION_ACTUAL);
#endif
 }

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
template <typename TPadre>
void CLossLossMaxDesdeArriba::OnLossProfit(const double p)
 {
//---
  if(m_magic_number != NOT_MAGIC_NUMBER && m_magic_number != account_status.LastDealMagic())
    return;

//---
  const bool is_loss = (p < 0.00);
  m_positive_profit += p;

//--- Nuevo pico detectado - recalcular objetivo
  if(m_positive_profit > m_max_positive_profit)
   {
    //--- Calculamos el nuevo valor (pérdida máxima desde este pico)
    if(Set())
      m_saved_value = m_lp.value;

    m_flags = 0;
    m_max_positive_profit = m_positive_profit;
    m_funcion_check_sup = LossProfitEmptyFuncionSup;  // Volver a buscar pico

#ifdef MORE_INFO_LOSS_PROFIT_DEFINE
    LogInfo(StringFormat("New peak detected: %.2f, DD limit: %.2f", m_max_positive_profit, m_saved_value), FUNCION_ACTUAL);
#endif
   }

//--- Primera pérdida después de pico - activar tracking
  if(is_loss && m_max_positive_profit != 0.00 && (m_flags & LOSSPROFIT_MAXLOSS_FLAG_PICO_LISTO) == 0)
   {
    m_flags |= LOSSPROFIT_MAXLOSS_FLAG_PICO_LISTO;
    m_funcion_check_sup = m_func_base;  // Activar verificación real

#ifdef MORE_INFO_LOSS_PROFIT_DEFINE
    LogInfo("Drawdown tracking activated", FUNCION_ACTUAL);
#endif
   }

//--- Ajustar valor si estamos tracking drawdown
  if((m_flags & LOSSPROFIT_MAXLOSS_FLAG_PICO_LISTO) != 0)
   {
    if(is_loss)  // Pérdida - aumenta el drawdown
     {
      m_lp.value += p;  // p es negativo, suma a pérdida acumulada
     }
    else
      if(p > 0.00)  // Profit - reduce el drawdown
       {
        const double nv = m_lp.value + p;
        m_lp.value = (!m_strict && nv > m_saved_value) ? nv : m_saved_value;
       }
   }
 }
}
//+------------------------------------------------------------------+
#endif // MQLARTICLES_RM_LOSSPROFIT_BASIC_MAXLOSSES_MQH