Stop Loss Take Profit_v1

ÿþ//+------------------------------------------------------------------+

//|                                        Stop Loss Take Profit.mq5 |

//|                              Copyright © 2016, Vladimir Karputov |

//|                                           http://wmua.ru/slesar/ |

//+------------------------------------------------------------------+

#property copyright "Copyright © 2016, Vladimir Karputov"

#property link      "http://wmua.ru/slesar/"

#property version   "1.006"

#include <Trade\PositionInfo.mqh>

#include <Trade\Trade.mqh>

#include <Trade\SymbolInfo.mqh>  

CPositionInfo  m_position;                   // trade position object

CTrade         m_trade;                      // trading object

CSymbolInfo    m_symbol;                     // symbol info object

//--- input parameters

input ushort   InpStopLoss    = 1;          // Stop Loss (in pips)

input ushort   InpTakeProfit  = 1;          // Take Profit (in pips)

//---

ulong          m_magic=15489;                // magic number

ulong          m_slippage=30;                // slippage



double         ExtLot=0.0;

double         ExtStopLoss=0.0;

double         ExtTakeProfit=0.0;

double         m_adjusted_point;             // point value adjusted for 3 or 5 points

//+------------------------------------------------------------------+

//| Expert initialization function                                   |

//+------------------------------------------------------------------+

int OnInit()

  {

//---

   m_symbol.Name(Symbol());                  // sets symbol name

   RefreshRates();

   m_symbol.Refresh();

//---

   m_trade.SetExpertMagicNumber(m_magic);

//---

   if(IsFillingTypeAllowed(Symbol(),SYMBOL_FILLING_FOK))

      m_trade.SetTypeFilling(ORDER_FILLING_FOK);

   else if(IsFillingTypeAllowed(Symbol(),SYMBOL_FILLING_IOC))

      m_trade.SetTypeFilling(ORDER_FILLING_IOC);

   else

      m_trade.SetTypeFilling(ORDER_FILLING_RETURN);

//---

   m_trade.SetDeviationInPoints(m_slippage);

//--- tuning for 3 or 5 digits

   int digits_adjust=1;

   if(m_symbol.Digits()==3 || m_symbol.Digits()==5)

      digits_adjust=10;

   m_adjusted_point=m_symbol.Point()*digits_adjust;



   ExtLot         = m_symbol.LotsMin();

   ExtStopLoss    = InpStopLoss     * m_adjusted_point;

   ExtTakeProfit  = InpTakeProfit   * m_adjusted_point;

//--- Initialize the generator of random numbers 

   MathSrand(GetTickCount());

//---

   return(INIT_SUCCEEDED);

  }

//+------------------------------------------------------------------+

//| Expert deinitialization function                                 |

//+------------------------------------------------------------------+

void OnDeinit(const int reason)

  {

//---



  }

//+------------------------------------------------------------------+

//| Expert tick function                                             |

//+------------------------------------------------------------------+

void OnTick()

  {

//---

   if(CalculateAllPositions()==0)

     {

      if(!RefreshRates())

         return;

      //--- odd (1) - "BUY", even (2) - "SELL"

      int math_rand=MathRand();

      Print(__FUNCTION__,", ",TimeToString(TimeCurrent(),TIME_SECONDS),"; ExtLot=",DoubleToString(ExtLot,2));

      if(math_rand%1==0 && math_rand%2==0)

        {

         double sl=(InpStopLoss==0)?0.0:m_symbol.Bid()+ExtStopLoss;

         double tp=(InpTakeProfit==0)?0.0:m_symbol.Bid()-ExtTakeProfit;

         OpenSell(ExtLot,sl,tp);

        }

      else

        {

         double sl=(InpStopLoss==0)?0.0:m_symbol.Ask()-ExtStopLoss;

         double tp=(InpTakeProfit==0)?0.0:m_symbol.Ask()+ExtTakeProfit;

         OpenBuy(ExtLot,sl,tp);

        }

     }

//---

  }

//+------------------------------------------------------------------+

//| Refreshes the symbol quotes data                                 |

//+------------------------------------------------------------------+

bool RefreshRates()

  {

//--- refresh rates

   if(!m_symbol.RefreshRates())

      return(false);

//--- protection against the return value of "zero"

   if(m_symbol.Ask()==0 || m_symbol.Bid()==0)

      return(false);

//---

   return(true);

  }

//+------------------------------------------------------------------+ 

//| Checks if the specified filling mode is allowed                  | 

//+------------------------------------------------------------------+ 

bool IsFillingTypeAllowed(string symbol,int fill_type)

  {

//--- Obtain the value of the property that describes allowed filling modes 

   int filling=(int)SymbolInfoInteger(symbol,SYMBOL_FILLING_MODE);

//--- Return true, if mode fill_type is allowed 

   return((filling & fill_type)==fill_type);

  }

//+------------------------------------------------------------------+

//| Calculate all positions Buy and Sell                             |

//+------------------------------------------------------------------+

int CalculateAllPositions()

  {

   int totlal=0;



   for(int i=PositionsTotal()-1;i>=0;i--)

      if(m_position.SelectByIndex(i)) // selects the position by index for further access to its properties

         if(m_position.Symbol()==m_symbol.Name() && m_position.Magic()==m_magic)

            totlal++;

//---

   return(totlal);

  }

//+------------------------------------------------------------------+

//| Open Buy position                                                |

//+------------------------------------------------------------------+

void OpenBuy(double lot,double sl,double tp)

  {

   sl=m_symbol.NormalizePrice(sl);

   tp=m_symbol.NormalizePrice(tp);



   double volume=LotCheck(lot);

   if(volume==0.0)

      return;

//--- check volume before OrderSend to avoid "not enough money" error (CTrade)

   double check_volume_lot=m_trade.CheckVolume(m_symbol.Name(),volume,m_symbol.Ask(),ORDER_TYPE_BUY);



   if(check_volume_lot!=0.0)

      if(check_volume_lot>=volume)

        {

         if(m_trade.Buy(volume,NULL,m_symbol.Ask(),sl,tp))

           {

            if(m_trade.ResultDeal()==0)

              {

               Print("Buy -> false. Result Retcode: ",m_trade.ResultRetcode(),

                     ", description of result: ",m_trade.ResultRetcodeDescription());

              }

            else

              {

               Print("Buy -> true. Result Retcode: ",m_trade.ResultRetcode(),

                     ", description of result: ",m_trade.ResultRetcodeDescription());

              }

           }

         else

           {

            Print("Buy -> false. Result Retcode: ",m_trade.ResultRetcode(),

                  ", description of result: ",m_trade.ResultRetcodeDescription());

           }

        }

//---

  }

//+------------------------------------------------------------------+

//| Open Sell position                                               |

//+------------------------------------------------------------------+

void OpenSell(double lot,double sl,double tp)

  {

   sl=m_symbol.NormalizePrice(sl);

   tp=m_symbol.NormalizePrice(tp);



   double volume=LotCheck(lot);

   if(volume==0.0)

      return;

//--- check volume before OrderSend to avoid "not enough money" error (CTrade)

   double check_volume_lot=m_trade.CheckVolume(m_symbol.Name(),volume,m_symbol.Bid(),ORDER_TYPE_SELL);



   if(check_volume_lot!=0.0)

      if(check_volume_lot>=volume)

        {

         if(m_trade.Sell(volume,NULL,m_symbol.Bid(),sl,tp))

           {

            if(m_trade.ResultDeal()==0)

              {

               Print("Sell -> false. Result Retcode: ",m_trade.ResultRetcode(),

                     ", description of result: ",m_trade.ResultRetcodeDescription());

              }

            else

              {

               Print("Sell -> true. Result Retcode: ",m_trade.ResultRetcode(),

                     ", description of result: ",m_trade.ResultRetcodeDescription());

              }

           }

         else

           {

            Print("Sell -> false. Result Retcode: ",m_trade.ResultRetcode(),

                  ", description of result: ",m_trade.ResultRetcodeDescription());

           }

        }

//---

  }

//+------------------------------------------------------------------+

//| Lot Check                                                        |

//+------------------------------------------------------------------+

double LotCheck(double lots)

  {

//--- calculate maximum volume

   double volume=NormalizeDouble(lots,2);

   double stepvol=m_symbol.LotsStep();

   if(stepvol>0.0)

      volume=stepvol*MathFloor(volume/stepvol);

//---

   double minvol=m_symbol.LotsMin();

   if(volume<minvol)

      volume=0.0;

//---

   double maxvol=m_symbol.LotsMax();

   if(volume>maxvol)

      volume=maxvol;

   return(volume);

  }

//+------------------------------------------------------------------+

//| TradeTransaction function                                        |

//+------------------------------------------------------------------+

void OnTradeTransaction(const MqlTradeTransaction &trans,

                        const MqlTradeRequest &request,

                        const MqlTradeResult &result)

  {

//--- get transaction type as enumeration value 

   ENUM_TRADE_TRANSACTION_TYPE type=trans.type;

//--- if transaction is result of addition of the transaction in history

   if(type==TRADE_TRANSACTION_DEAL_ADD)

     {

      long     deal_entry        =0;

      double   deal_profit       =0.0;

      double   deal_volume       =0.0;

      string   deal_symbol       ="";

      long     deal_magic        =0;

      long     deal_reason       =-1;

      if(HistoryDealSelect(trans.deal))

        {

         deal_entry=HistoryDealGetInteger(trans.deal,DEAL_ENTRY);

         deal_profit=HistoryDealGetDouble(trans.deal,DEAL_PROFIT);

         deal_volume=HistoryDealGetDouble(trans.deal,DEAL_VOLUME);

         deal_symbol=HistoryDealGetString(trans.deal,DEAL_SYMBOL);

         deal_magic=HistoryDealGetInteger(trans.deal,DEAL_MAGIC);

         deal_reason=HistoryDealGetInteger(trans.deal,DEAL_REASON);

        }

      else

         return;



      if(deal_symbol==m_symbol.Name() && deal_magic==m_magic)

         if(deal_entry==DEAL_ENTRY_OUT)

           {

            if(deal_reason==DEAL_REASON_SL)

               ExtLot*=2.0;

            else if(deal_reason==DEAL_REASON_TP)

               ExtLot=m_symbol.LotsMin();

           }

     }

  }

//+------------------------------------------------------------------+