mql5/Include/MasterOfPuppetsLib/Utils.mqh

//+------------------------------------------------------------------+
//|                                                        Utils.mqh |
//|                                  Copyright 2026, MasterOfPuppets |
//|                       https://forge.mql5.io/masterofpuppets/mql5 |
//+------------------------------------------------------------------+
#ifndef MASTER_OF_PUPPETS_LIB_UTILS_MQH
#define MASTER_OF_PUPPETS_LIB_UTILS_MQH

#include <MasterOfPuppetsLib\DuplicateFinder.mqh>

#property copyright "Copyright 2026, MasterOfPuppets"
#property link      "https://forge.mql5.io/masterofpuppets/mql5"

//+------------------------------------------------------------------+
//| Is key mapping correct function                                  |
//+------------------------------------------------------------------+
bool IsKeyMappingCorrect()
  {
   int actionKeys[];
   actions.GetActionKeys(actionKeys);
   string actionNames[];
   actions.GetActionNames(actionNames);
   DuplicateResult<int> duplicateResults[];
   DuplicateFinder<int>::Find(actionKeys, duplicateResults);
   if(duplicateResults.Size() == 0)
     {
      return true;
     }
   string error;
   for(uint i = 0; i < duplicateResults.Size(); i++)
     {
      string mappedActionNames;
      for(uint j = 0; j < duplicateResults[i].indices.Size(); j++)
        {
         if(j > 0)
           {
            mappedActionNames += ", ";
           }
         mappedActionNames += actionNames[duplicateResults[i].indices[j]];
        }
      error += StringFormat("Error: duplicated key [%c] for %s\n", duplicateResults[i].value, mappedActionNames);
     }
   Alert(error);
   return false;
  }

//+------------------------------------------------------------------+
//| Is standard deal reason function                                 |
//+------------------------------------------------------------------+
bool IsStandardDealReason(int dealReason)
  {
   switch(dealReason)
     {
      case DEAL_REASON_CLIENT:
      case DEAL_REASON_EXPERT:
      case DEAL_REASON_MOBILE:
      case DEAL_REASON_SL:
      case DEAL_REASON_TP:
      case DEAL_REASON_WEB:
         return true;
     }
   return false;
  }

//+------------------------------------------------------------------+
//| Is zero function                                                 |
//+------------------------------------------------------------------+
bool IsZero(const double value)
  {
   return MathAbs(value) < DBL_EPSILON ? true : false;
  }

//+------------------------------------------------------------------+
//| Play sound file function                                         |
//+------------------------------------------------------------------+
void PlaySoundFile(bool soundEnabled, string soundFileName)
  {
   if(soundEnabled)
     {
      PlaySound(soundFileName);
     }
  }

//+------------------------------------------------------------------+
//| Trailing stop function                                           |
//+------------------------------------------------------------------+
//OnTick() TrailingStep
void TrailingStop(const int distance)
  {
   double point = SymbolInfoDouble(_Symbol, SYMBOL_POINT);
   double trailingStep = distance * point;
   for(int i = PositionsTotal() - 1; i >= 0; i--)
     {
      ulong ticket = PositionGetTicket(i);
      if(PositionSelectByTicket(ticket))
        {
         double openPrice = PositionGetDouble(POSITION_PRICE_OPEN);
         double currentSL = PositionGetDouble(POSITION_SL);
         double bid = SymbolInfoDouble(_Symbol, SYMBOL_BID);
         double ask = SymbolInfoDouble(_Symbol, SYMBOL_ASK);
         // Для покупок (Buy)
         if(PositionGetInteger(POSITION_TYPE) == POSITION_TYPE_BUY)
           {
            if(bid - openPrice > trailingStep)   // Проверяем, в прибыли ли мы
              {
               if(currentSL < bid - trailingStep)
                 {
                  MqlTradeRequest request = {};
                  MqlTradeResult result = {};
                  request.action = TRADE_ACTION_SLTP;
                  request.position = ticket;
                  request.sl = NormalizeDouble(bid - trailingStep, _Digits);
                  if(OrderSend(request, result))
                    {
                    };
                 }
              }
           }
         // Для продаж (Sell)
         else
            if(PositionGetInteger(POSITION_TYPE) == POSITION_TYPE_SELL)
              {
               if(openPrice - ask > trailingStep)
                 {
                  if(currentSL > ask + trailingStep || currentSL == 0)
                    {
                     MqlTradeRequest request = {};
                     MqlTradeResult result = {};
                     request.action = TRADE_ACTION_SLTP;
                     request.position = ticket;
                     request.sl = NormalizeDouble(ask + trailingStep, _Digits);
                     if(OrderSend(request, result))
                       {
                       };
                    }
                 }
              }
        }
     }
  }

#endif
//+------------------------------------------------------------------+