MQLArticles/Utils/FA/Events.mqh

<EFBFBD><EFBFBD>//+------------------------------------------------------------------+
//|                                                       Events.mqh |
//|                                    Niquel y Leo, Copyright 2025. |
//|                                             https://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Niquel y Leo, Copyright 2025"
#property link      "https://www.mql5.com"
#property strict


#ifndef MQLARTICLES_UTILS_FA_EVENTS_MQH
#define MQLARTICLES_UTILS_FA_EVENTS_MQH

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

//+------------------------------------------------------------------+
//| Clase base para los eventos basicos                              |
//+------------------------------------------------------------------+
class CAllClassEventsBasic : public CSpecializedManager
 {
protected:
  bool               m_is_global;
  int                m_hijos_events_valid_idx[];
  int                m_hijos_events_valid_idx_size;

  //--- Impidimos la instanciacion solo ptr.. pero se debe de asignar..
                     CAllClassEventsBasic(const bool& is_g) : m_is_global(is_g), m_hijos_events_valid_idx_size(0) {}

  //--- Ocultamos
  void                AddLogger(CLoggerBase* _logger, bool is_all_class);
  void                AddLogger(CLoggerBase &_logger, bool is_all_class);
  bool                RemoveLogger(CLoggerBase* _logger);

  //---
  void                CleanItems(const string &den_name) override final;
  void                CleanItemsNoDelete(const string& den_name) override final;

public:
                    ~CAllClassEventsBasic() {}

  //---
  void                 __SetGlobal(bool is_global);

  //---
  __forceinline bool IsGlobalInstance() { return m_is_global;  }

  //--- Eventos basicos
  // Nota: Estos eventos son los basicos
  virtual void       OnNewDay(const datetime& curr_time)   {}
  virtual void       OnNewWeek(const datetime& curr_time)  {}
  virtual void       OnNewMonth(const datetime& curr_time) {}
 };

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void CAllClassEventsBasic::CleanItems(const string &den_name)
 {
  m_hijos_events_valid_idx_size = ArrayResize(m_hijos_events_valid_idx, 0);
  CSpecializedManager::CleanItems(den_name);
 }
//+------------------------------------------------------------------+
void CAllClassEventsBasic::CleanItemsNoDelete(const string &den_name)
 {
  m_hijos_events_valid_idx_size = ArrayResize(m_hijos_events_valid_idx, 0);
  CSpecializedManager::CleanItemsNoDelete(den_name);
 }

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void               CAllClassEventsBasic::AddLogger(CLoggerBase* _logger, bool is_all_class)
 {
//---
  if(!CheckPointer(_logger))
   {
    LogFatalError("El puntero *_logger es inv<00>lido", FUNCION_ACTUAL);
    return;
   }

//---
  m_loggers[ArrayResize(m_loggers, (++m_loggers_total)) - 1] = _logger;

//---
  if(is_all_class)
    m_hijos_events_valid_idx[ArrayResize(m_hijos_events_valid_idx, (++m_hijos_events_valid_idx_size)) - 1] = (m_loggers_total - 1);

//---
  _logger.AddLogFlags(LogFlags());
 }

//+------------------------------------------------------------------+
__forceinline void CAllClassEventsBasic::AddLogger(CLoggerBase &_logger, bool is_all_class)
 {
  AddLogger(GetPointer(_logger), is_all_class);
 }

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
/*
- [L1, L2, L3, L4, L5, L6, L7, L8]
   0            3       5       7

- Eliminar L4

- [L1, L2, L3, L8, L5, L6, L7]
  0            3        5

- [0, 3, 7, 5]

- [0, 5, 7]

- [0, 5, 3]
   L1, L8,

 - El orden no improta...
 aqui eliminamos usando find + swap
*/
bool               CAllClassEventsBasic::RemoveLogger(CLoggerBase* _logger)
 {
//---
  if(!CheckPointer(_logger))
   {
    LogError("Se esta removiendo un logger NULL", FUNCION_ACTUAL);
   }

//---
  for(int i = 0; i < m_loggers_total; i++)
   {
    if(m_loggers[i] == _logger)
     {
      //---
      const int last_idx = --m_loggers_total;
      m_loggers[i] = m_loggers[last_idx];
      ArrayResize(m_loggers, m_loggers_total);

      //---
      for(int k = 0; k < m_hijos_events_valid_idx_size; k++)
       {
        if(m_hijos_events_valid_idx[k] == i)
         {
          m_hijos_events_valid_idx[k] = m_hijos_events_valid_idx[--m_hijos_events_valid_idx_size];
          ArrayResize(m_hijos_events_valid_idx, m_hijos_events_valid_idx_size);
          k--;
         }
        else
          if(m_hijos_events_valid_idx[k] == last_idx)
           {
            m_hijos_events_valid_idx[k] = i;
           }
       }

      //---
      LogInfo(StringFormat("Logger en <00>ndice %d removido. Total restante: %d", i, m_loggers_total), FUNCION_ACTUAL);

      //---
      return true;
     }
   }

//---
  LogWarning("Logger no encontrado para remover", FUNCION_ACTUAL);
  return false;
 }


//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void               CAllClassEventsBasic::__SetGlobal(bool is_global)
 {
  m_is_global = is_global;
  for(int k = 0; k < m_hijos_events_valid_idx_size; k++)
    ((CAllClassEventsBasic*)m_loggers[m_hijos_events_valid_idx[k]]).__SetGlobal(is_global);
 }


//+------------------------------------------------------------------+
//| Clase base para los eventos                                      |
//+------------------------------------------------------------------+
#define BASICEVENT_REG_FLAG_ON_NEW_DAY  (1)
#define BASICEVENT_REG_FLAG_ON_NEW_WEEK (2)
#define BASICEVENT_REG_FLAG_ON_NEW_MON  (4)

//---
#define BASICEVENT_REG_ALL_FLAG (BASICEVENT_REG_FLAG_ON_NEW_DAY|BASICEVENT_REG_FLAG_ON_NEW_WEEK|BASICEVENT_REG_FLAG_ON_NEW_MON)


//---
class CBasicEvents
 {
private:
  static CAllClassEventsBasic* m_on_new_day[];
  static int                m_on_new_day_size;

  static CAllClassEventsBasic* m_on_new_week[];
  static int                m_on_new_week_size;

  static CAllClassEventsBasic* m_on_new_mon[];
  static int                m_on_new_mon_size;

  //---
  static void        RemoveFromArrayFast(CAllClassEventsBasic* &array[], int &size, CAllClassEventsBasic* &ptr);

public:
                     CBasicEvents(void) {}
                    ~CBasicEvents(void) {}

  //--- Registrar
  static void        Register(CAllClassEventsBasic* ptr, const uint8_t flags);
  static void        RegisterEvent(CAllClassEventsBasic* ptr, const uint8_t event);

  static void        Unregister(CAllClassEventsBasic* ptr, const uint8_t flags);
  static void        UnregisterEvent(CAllClassEventsBasic* ptr, const uint8_t event);


  //--- Eventos
  static void        OnNewDay(const datetime& curr_time);
  static void        OnNewWeek(const datetime& curr_time);
  static void        OnNewMonth(const datetime& curr_time);
 };


//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
static void CBasicEvents::RemoveFromArrayFast(CAllClassEventsBasic* &array[], int &size, CAllClassEventsBasic* &ptr)
 {
  for(int i = 0; i < size; i++)
   {
    if(array[i] == ptr)
     {
      array[i] = array[size - 1];
      ArrayResize(array, --size);
      return;
     }
   }
 }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
static void CBasicEvents::Unregister(CAllClassEventsBasic* ptr, const uint8_t flags)
 {
  if(!CheckPointer(ptr))
   {
    FastLog(FUNCION_ACTUAL, WARNING_TEXT, "Invalid pointer for unregister");
    return;
   }

//--- OnNewDay
  if((flags & BASICEVENT_REG_FLAG_ON_NEW_DAY) != 0)
    RemoveFromArrayFast(m_on_new_day, m_on_new_day_size, ptr);

//--- OnNewWeek
  if((flags & BASICEVENT_REG_FLAG_ON_NEW_WEEK) != 0)
    RemoveFromArrayFast(m_on_new_week, m_on_new_week_size, ptr);

//--- OnNewMonth
  if((flags & BASICEVENT_REG_FLAG_ON_NEW_MON) != 0)
    RemoveFromArrayFast(m_on_new_mon, m_on_new_mon_size, ptr);
 }

//+------------------------------------------------------------------+
static void CBasicEvents::UnregisterEvent(CAllClassEventsBasic *ptr, const uchar event)
 {
  if(!CheckPointer(ptr))
   {
    FastLog(FUNCION_ACTUAL, WARNING_TEXT, "Invalid pointer for unregister");
    return;
   }

//--- OnNewDay
  if(event == BASICEVENT_REG_FLAG_ON_NEW_DAY)
    RemoveFromArrayFast(m_on_new_day, m_on_new_day_size, ptr);

//--- OnNewWeek
  else
    if(event ==   BASICEVENT_REG_FLAG_ON_NEW_WEEK)
      RemoveFromArrayFast(m_on_new_week, m_on_new_week_size, ptr);
    //--- OnNewMonth
    else
      if(event == BASICEVENT_REG_FLAG_ON_NEW_MON)
        RemoveFromArrayFast(m_on_new_mon, m_on_new_mon_size, ptr);

 }

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
static void CBasicEvents::RegisterEvent(CAllClassEventsBasic *ptr, const uchar event)
 {
//---
  if(!CheckPointer(ptr))
   {
    FastLog(FUNCION_ACTUAL, FATAL_ERROR_TEXT, "No se puede registrar puntos invalidos");
    Remover();
    return;
   }

//---
  if(event ==  BASICEVENT_REG_FLAG_ON_NEW_DAY)
   {
    m_on_new_day[ArrayResize(m_on_new_day, (++m_on_new_day_size)) - 1 ] = ptr;
   }
//---
  else
    if(event ==  BASICEVENT_REG_FLAG_ON_NEW_WEEK)
     {
      m_on_new_week[ArrayResize(m_on_new_week, (++m_on_new_week_size)) - 1 ] = ptr;
     }
    //---
    else
      if(event ==  BASICEVENT_REG_FLAG_ON_NEW_MON)
       {
        m_on_new_mon[ArrayResize(m_on_new_mon, (++m_on_new_mon_size)) - 1 ] = ptr;
       }
 }


//+------------------------------------------------------------------+
static void CBasicEvents::Register(CAllClassEventsBasic *ptr, const uint8_t flags)
 {
//---
  if(!CheckPointer(ptr))
   {
    FastLog(FUNCION_ACTUAL, FATAL_ERROR_TEXT, "No se puede registrar puntos invalidos");
    Remover();
    return;
   }

//---
  if((flags & BASICEVENT_REG_FLAG_ON_NEW_DAY) != 0)
   {
    m_on_new_day[ArrayResize(m_on_new_day, (++m_on_new_day_size)) - 1 ] = ptr;
   }

//---
  if((flags & BASICEVENT_REG_FLAG_ON_NEW_WEEK) != 0)
   {
    m_on_new_week[ArrayResize(m_on_new_week, (++m_on_new_week_size)) - 1 ] = ptr;
   }

//---
  if((flags & BASICEVENT_REG_FLAG_ON_NEW_MON) != 0)
   {
    m_on_new_mon[ArrayResize(m_on_new_mon, (++m_on_new_mon_size)) - 1 ] = ptr;
   }
 }

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
static void CBasicEvents::OnNewDay(const datetime& curr_time)
 {
  for(int i = 0; i < m_on_new_day_size; i++)
   {
    m_on_new_day[i].OnNewDay(curr_time);
   }
 }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
static void CBasicEvents::OnNewWeek(const datetime &curr_time)
 {
  for(int i = 0; i < m_on_new_week_size; i++)
   {
    m_on_new_week[i].OnNewWeek(curr_time);
   }
 }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
static void CBasicEvents::OnNewMonth(const datetime &curr_time)
 {
  for(int i = 0; i < m_on_new_mon_size; i++)
   {
    m_on_new_mon[i].OnNewMonth(curr_time);
   }
 }


//+------------------------------------------------------------------+
CAllClassEventsBasic* CBasicEvents::m_on_new_day[] = {};
int                CBasicEvents::m_on_new_day_size = 0;
//---
CAllClassEventsBasic* CBasicEvents::m_on_new_week[] = {};
int                CBasicEvents::m_on_new_week_size = 0;
//---
CAllClassEventsBasic*CBasicEvents:: m_on_new_mon[] = {};
int                CBasicEvents::m_on_new_mon_size = 0;



//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
/* ---------- Experts
//+------------------------------------------------------------------+
//| Expert initialization function                                   |
//+------------------------------------------------------------------+
int OnInit()
  {
//---

//---
   return(INIT_SUCCEEDED);
  }
//+------------------------------------------------------------------+
//| Expert deinitialization function                                 |
//+------------------------------------------------------------------+
void OnDeinit(const int reason)
  {
//---

  }
//+------------------------------------------------------------------+
//| Expert tick function                                             |
//+------------------------------------------------------------------+
void OnTick()
  {
//---

  }
//+------------------------------------------------------------------+
//| Timer function                                                   |
//+------------------------------------------------------------------+
void OnTimer()
  {
//---

  }
//+------------------------------------------------------------------+
//| Trade function                                                   |
//+------------------------------------------------------------------+
void OnTrade()
  {
//---

  }
//+------------------------------------------------------------------+
//| TradeTransaction function                                        |
//+------------------------------------------------------------------+
void OnTradeTransaction(const MqlTradeTransaction& trans,
                        const MqlTradeRequest& request,
                        const MqlTradeResult& result)
  {
//---

  }
//+------------------------------------------------------------------+
//| Tester function                                                  |
//+------------------------------------------------------------------+
double OnTester()
  {
//---
   double ret=0.0;
//---

//---
   return(ret);
  }
//+------------------------------------------------------------------+
//| TesterInit function                                              |
//+------------------------------------------------------------------+
void OnTesterInit()
  {
//---

  }
//+------------------------------------------------------------------+
//| TesterPass function                                              |
//+------------------------------------------------------------------+
void OnTesterPass()
  {
//---

  }
//+------------------------------------------------------------------+
//| TesterDeinit function                                            |
//+------------------------------------------------------------------+
void OnTesterDeinit()
  {
//---

  }
//+------------------------------------------------------------------+
//| ChartEvent function                                              |
//+------------------------------------------------------------------+
void OnChartEvent(const int id,
                  const long &lparam,
                  const double &dparam,
                  const string &sparam)
  {
//---

  }
//+------------------------------------------------------------------+
//| BookEvent function                                               |
//+------------------------------------------------------------------+
void OnBookEvent(const string &symbol)
  {
//---

  }

---
[L1, L2, L3, L4]
[0, 2, 3]

---
Eliminar L3
- [L1, L2, L4]
Eliminar indice 2
- [0, 3]



*/
//+------------------------------------------------------------------+
#endif // MQLARTICLES_UTILS_FA_EVENTS_MQH