Pending orders Three sessions Breakeven

Author: Copyright © 2019, Vladimir Karputov
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Pending orders Three sessions Breakeven 
ÿþ//+------------------------------------------------------------------+

//|                      Pending orders Three sessions Breakeven.mq5 |

//|                              Copyright © 2019, Vladimir Karputov |

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

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

#property copyright "Copyright © 2019, Vladimir Karputov"

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

#property version   "1.000"

/*

   barabashkakvn Trading engine 3.029

*/

#include <Trade\PositionInfo.mqh>

#include <Trade\Trade.mqh>

#include <Trade\SymbolInfo.mqh>  

#include <Trade\AccountInfo.mqh>

#include <Trade\DealInfo.mqh>

#include <Trade\OrderInfo.mqh>

#include <Expert\Money\MoneyFixedMargin.mqh>

CPositionInfo  m_position;                   // trade position object

CTrade         m_trade;                      // trading object

CSymbolInfo    m_symbol;                     // symbol info object

CAccountInfo   m_account;                    // account info wrapper

CDealInfo      m_deal;                       // deals object

COrderInfo     m_order;                      // pending orders object

CMoneyFixedMargin *m_money;

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

//| Enum Lor or Risk                                                 |

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

enum ENUM_LOT_OR_RISK

  {

   lots_min=0, // Lots Min

   lot=1,      // Constant lot

   risk=2,     // Risk in percent for a deal

  };

//--- input parameters

input ushort   InpTrailingFrequency = 10;          // Trailing, in seconds (< "10" -> only on a new bar)

input ushort   InpTrailingStop      = 25;          // Trailing Stop (min distance from price to Stop Loss, in pips

input ushort   InpTrailingStep      = 5;           // Trailing Step, in pips (1.00045-1.00055=1 pips)

//--- Session #N start time

input uchar    InpSession_1_StartTime=1;           // Session #1 start time (in hours)

input uchar    InpSession_2_StartTime=9;           // Session #2 start time (in hours)

input uchar    InpSession_3_StartTime=14;          // Session #3 start time (in hours)

//--- Session #N lifetime

input ushort   InpSession_1_LifeTime=299;          // Session #1 lifetime (in minutes, at least 15 minutes)

input ushort   InpSession_2_LifeTime=299;          // Session #2 lifetime (in minutes, at least 15 minutes)

input ushort   InpSession_3_LifeTime=299;          // Session #3 lifetime (in minutes, at least 15 minutes)

//--- Session #N indent UP 

input ushort   InpSession_1_Indent_UP=5;           // Session #1 indent UP, in pips (1.00045-1.00055=1 pips)

input ushort   InpSession_2_Indent_UP=5;           // Session #2 indent UP, in pips (1.00045-1.00055=1 pips)

input ushort   InpSession_3_Indent_UP=5;           // Session #3 indent UP, in pips (1.00045-1.00055=1 pips)

//--- Session #N indent DOWN 

input ushort   InpSession_1_Indent_DOWN=5;         // Session #1 indent DOWN, in pips (1.00045-1.00055=1 pips)

input ushort   InpSession_2_Indent_DOWN=5;         // Session #2 indent DOWN, in pips (1.00045-1.00055=1 pips)

input ushort   InpSession_3_Indent_DOWN=5;         // Session #3 indent DOWN, in pips (1.00045-1.00055=1 pips)

//--- Session #N Stop Loss

input ushort   InpSession_1_StopLoss=15;           // Session #1 Stop Loss, in pips (1.00045-1.00055=1 pips)

input ushort   InpSession_2_StopLoss=15;           // Session #2 Stop Loss, in pips (1.00045-1.00055=1 pips)

input ushort   InpSession_3_StopLoss=15;           // Session #3 Stop Loss, in pips (1.00045-1.00055=1 pips)

//--- Session #N TakeProfit

input ushort   InpSession_1_TakeProfit=0;        // Session #1 Take Profit, in pips (1.00045-1.00055=1 pips)

input ushort   InpSession_2_TakeProfit=0;        // Session #2 Take Profit, in pips (1.00045-1.00055=1 pips)

input ushort   InpSession_3_TakeProfit=0;        // Session #3 Take Profit, in pips (1.00045-1.00055=1 pips)

//--- Session #N Money management: Lot OR Risk

input ENUM_LOT_OR_RISK InpSession_1_LotOrRisk=risk;// Session #1 Money management: Lot OR Risk

input ENUM_LOT_OR_RISK InpSession_2_LotOrRisk=risk;// Session #2 Money management: Lot OR Risk

input ENUM_LOT_OR_RISK InpSession_3_LotOrRisk=risk;// Session #3 Money management: Lot OR Risk

//--- Session #N The value for "Money management"

input double   InpSession_1_VolumeLotOrRisk=3.0;   // Session #1 The value for "Money management"

input double   InpSession_2_VolumeLotOrRisk=3.0;   // Session #2 The value for "Money management"

input double   InpSession_3_VolumeLotOrRisk=3.0;  // Session #3 The value for "Money management"

//---

input bool     InpPrintLog          = false;       // Print log

input ulong    InpMagic             = 200;         // Magic number

//---

string   m_hline_name_buy        = "Buy net price";

string   m_hline_name_sell       = "Sell net price";

//---

ulong  ExtSlippage=10;              // Slippage



double ExtTrailingStop           = 0.0;      // Trailing Stop           -> double

double ExtTrailingStep           = 0.0;      // Trailing Step           -> double

double ExtSession_1_Indent_UP    = 0.0;      // Session #1 indent UP    -> double

double ExtSession_2_Indent_UP    = 0.0;      // Session #2 indent UP    -> double

double ExtSession_3_Indent_UP    = 0.0;      // Session #3 indent UP    -> double

double ExtSession_1_Indent_DOWN  = 0.0;      // Session #1 indent DOWN  -> double

double ExtSession_2_Indent_DOWN  = 0.0;      // Session #2 indent DOWN  -> double

double ExtSession_3_Indent_DOWN  = 0.0;      // Session #3 indent DOWN  -> double

double ExtSession_1_StopLoss     = 0.0;      // Session #1 Stop Loss    -> double

double ExtSession_2_StopLoss     = 0.0;      // Session #2 Stop Loss    -> double

double ExtSession_3_StopLoss     = 0.0;      // Session #3 Stop Loss    -> double

double ExtSession_1_TakeProfit   = 0.0;      // Session #1 Take Profit  -> double

double ExtSession_2_TakeProfit   = 0.0;      // Session #2 Take Profit  -> double

double ExtSession_3_TakeProfit   = 0.0;      // Session #3 Take Profit  -> double



int    handle_iCustom;              // variable for storing the handle of the iCustom indicator 



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

bool     ExtNeedCloseAll         = false;    //

datetime ExtLastTrailing         = 0;        // "0" -> D'1970.01.01 00:00';

datetime ExtPrevBars             = 0;        // "0" -> D'1970.01.01 00:00';

bool     ExtWaitingPendingOrder  = false;    // waiting for a pending order

int      digits_adjust           = 1;        // 

//--- ***

//---    0 >B;>65==K5 >@45@0 (5A;8 ?@>H;0 ?@>25@:0 ?> A?@54C) 

//---    ?@>AB> 2KAB@5;8205< 8 >1=C;O5< <0AA82K AB@C:BC@

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

//| Structure Need Pending                                           |

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

struct STRUCT_NEED_PENDING

  {

   int               session;                // session

   ENUM_ORDER_TYPE   pending_type;           // pending type

   double            volume;                 // volume

   double            price;                  // price

   ulong             magic;                  // magic

   //--- Constructor 

                     STRUCT_NEED_PENDING()

     {

      session                    = -1;

      pending_type               = WRONG_VALUE;

      volume                     = 0.0;

      price                      = 0.0;

      magic                      = 0;

     }

  };

STRUCT_NEED_PENDING SNeedPending[];

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

//| Expert initialization function                                   |

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

int OnInit()

  {

//---

   if(InpTrailingStop!=0 && InpTrailingStep==0)

     {

      string err_text=(TerminalInfoString(TERMINAL_LANGUAGE)=="Russian")?

                      ""@59;8=3 =52>7<>65=: ?0@0<5B@ \"Trailing Step\" @025= =C;N!":

                      "Trailing is not possible: parameter \"Trailing Step\" is zero!";

      //--- when testing, we will only output to the log about incorrect input parameters

      if(MQLInfoInteger(MQL_TESTER))

        {

         Print(__FUNCTION__,", ERROR: ",err_text);

         return(INIT_FAILED);

        }

      else // if the Expert Advisor is run on the chart, tell the user about the error

        {

         Alert(__FUNCTION__,", ERROR: ",err_text);

         return(INIT_PARAMETERS_INCORRECT);

        }

     }

//---

   if(!m_symbol.Name(Symbol())) // sets symbol name

      return(INIT_FAILED);

   RefreshRates();

//---

   m_trade.SetExpertMagicNumber(InpMagic);

   m_trade.SetMarginMode();

   m_trade.SetTypeFillingBySymbol(m_symbol.Name());

   m_trade.SetDeviationInPoints(ExtSlippage);

//--- tuning for 3 or 5 digits

   digits_adjust=1;

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

      digits_adjust=10;

   ExtAdjustedPoint=m_symbol.Point()*digits_adjust;



   ExtTrailingStop            = InpTrailingStop          * ExtAdjustedPoint;

   ExtTrailingStep            = InpTrailingStep          * ExtAdjustedPoint;

   ExtSession_1_Indent_UP     = InpSession_1_Indent_UP   * ExtAdjustedPoint;

   ExtSession_2_Indent_UP     = InpSession_2_Indent_UP   * ExtAdjustedPoint;

   ExtSession_3_Indent_UP     = InpSession_3_Indent_UP   * ExtAdjustedPoint;

   ExtSession_1_Indent_DOWN   = InpSession_1_Indent_DOWN * ExtAdjustedPoint;

   ExtSession_2_Indent_DOWN   = InpSession_2_Indent_DOWN * ExtAdjustedPoint;

   ExtSession_3_Indent_DOWN   = InpSession_3_Indent_DOWN * ExtAdjustedPoint;

   ExtSession_1_StopLoss      = InpSession_1_StopLoss    * ExtAdjustedPoint;

   ExtSession_2_StopLoss      = InpSession_2_StopLoss    * ExtAdjustedPoint;

   ExtSession_3_StopLoss      = InpSession_3_StopLoss    * ExtAdjustedPoint;

   ExtSession_1_TakeProfit    = InpSession_1_TakeProfit  * ExtAdjustedPoint;

   ExtSession_2_TakeProfit    = InpSession_2_TakeProfit  * ExtAdjustedPoint;

   ExtSession_3_TakeProfit    = InpSession_3_TakeProfit  * ExtAdjustedPoint;

//--- 

   HLineCreate(0,m_hline_name_buy,0,0.0,clrBlue);

   HLineCreate(0,m_hline_name_sell,0,0.0,clrRed);

//---

   return(INIT_SUCCEEDED);

  }

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

//| Expert deinitialization function                                 |

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

void OnDeinit(const int reason)

  {

//---

   if(m_money!=NULL)

      delete m_money;

   HLineDelete(0,m_hline_name_buy);

   HLineDelete(0,m_hline_name_sell);

  }

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

//| Expert tick function                                             |

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

void OnTick()

  {

   if(ExtNeedCloseAll)

     {

      if(IsPositionExists())

        {

         double level;

         if(FreezeStopsLevels(level))

           {

            CloseAllPositions(level);  return;

           }

         else

            return;

        }

      else

         ExtNeedCloseAll=false;

     }

//---

   int size_need_pending=ArraySize(SNeedPending);

   if(size_need_pending>0)

     {

      if(!ExtWaitingPendingOrder)

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

           {

            double level;

            if(FreezeStopsLevels(level))

              {

               ExtWaitingPendingOrder=true;

               PlaceOrders(i,SNeedPending[i].session,

                           SNeedPending[i].pending_type,level,

                           SNeedPending[i].magic);

              }

           }

      return;

     }

//---

   if(InpTrailingFrequency>=10) // trailing no more than once every 10 seconds

     {

      datetime time_current=TimeCurrent();

      if(time_current-ExtLastTrailing>10)

        {

         int count_buys = 0;  double volume_buys   = 0.0;   double volume_biggest_buys = 0.0;

         int count_sells= 0;  double volume_sells  = 0.0;   double volume_biggest_sells= 0.0;

         CalculateAllPositions(count_buys,volume_buys,volume_biggest_buys,

                               count_sells,volume_sells,volume_biggest_sells);

         if(count_buys>1 || count_sells>1)

           {

            double net_price_buy=0.0;

            double net_price_sell=0.0;

            CalculationNetPrice(net_price_buy,net_price_sell);

            //---

            double level;

            if(FreezeStopsLevels(level))

               Trailing(level,net_price_buy,net_price_sell);

            else

               return;

           }

         if(count_buys==0)

            HLineMove(0,m_hline_name_buy,0.0);

         if(count_sells==0)

            HLineMove(0,m_hline_name_sell,0.0);



         ExtLastTrailing=time_current;

        }

     }

//--- we work only at the time of the birth of new bar

   datetime time_0=iTime(m_symbol.Name(),Period(),0);

   if(time_0==ExtPrevBars)

      return;

   ExtPrevBars=time_0;

   if(InpTrailingFrequency<10) // trailing only at the time of the birth of new bar

     {

      int count_buys=0;  double volume_buys=0.0;   double volume_biggest_buys=0.0;

      int count_sells=0;  double volume_sells=0.0;   double volume_biggest_sells=0.0;

      CalculateAllPositions(count_buys,volume_buys,volume_biggest_buys,

                            count_sells,volume_sells,volume_biggest_sells);

      if(count_buys>1 || count_sells>1)

        {

         double net_price_buy=0.0;

         double net_price_sell=0.0;

         CalculationNetPrice(net_price_buy,net_price_sell);

         //---

         double level;

         if(FreezeStopsLevels(level))

            Trailing(level,net_price_buy,net_price_sell);

        }

      if(count_buys==0)

         HLineMove(0,m_hline_name_buy,0.0);

      if(count_sells==0)

         HLineMove(0,m_hline_name_sell,0.0);

     }

//--- search for trading signals only at the time of the birth of new bar

   if(!RefreshRates())

     {

      ExtPrevBars=0; return;

     }

//--- search for trading signals

   if(!SearchTradingSignals())

     {

      ExtPrevBars=0; return;

     }

//---

  }

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

//| TradeTransaction function                                        |

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

void OnTradeTransaction(const MqlTradeTransaction &trans,

                        const MqlTradeRequest &request,

                        const MqlTradeResult &result)

  {

//--- 



  }

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

//| Refreshes the symbol quotes data                                 |

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

bool RefreshRates(void)

  {

//--- refresh rates

   if(!m_symbol.RefreshRates())

     {

      Print("RefreshRates error");

      return(false);

     }

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

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

      return(false);

//---

   return(true);

  }

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

//| Check the correctness of the position volume                     |

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

bool CheckVolumeValue(double volume,string &error_description)

  {

//--- minimal allowed volume for trade operations

   double min_volume=m_symbol.LotsMin();

   if(volume<min_volume)

     {

      if(TerminalInfoString(TERMINAL_LANGUAGE)=="Russian")

         error_description=StringFormat("1J5< <5=LH5 <8=8<0;L=> 4>?CAB8<>3> SYMBOL_VOLUME_MIN=%.2f",min_volume);

      else

         error_description=StringFormat("Volume is less than the minimal allowed SYMBOL_VOLUME_MIN=%.2f",min_volume);

      return(false);

     }

//--- maximal allowed volume of trade operations

   double max_volume=m_symbol.LotsMax();

   if(volume>max_volume)

     {

      if(TerminalInfoString(TERMINAL_LANGUAGE)=="Russian")

         error_description=StringFormat("1J5< 1>;LH5 <0:A8<0;L=> 4>?CAB8<>3> SYMBOL_VOLUME_MAX=%.2f",max_volume);

      else

         error_description=StringFormat("Volume is greater than the maximal allowed SYMBOL_VOLUME_MAX=%.2f",max_volume);

      return(false);

     }

//--- get minimal step of volume changing

   double volume_step=m_symbol.LotsStep();

   int ratio=(int)MathRound(volume/volume_step);

   if(MathAbs(ratio*volume_step-volume)>0.0000001)

     {

      if(TerminalInfoString(TERMINAL_LANGUAGE)=="Russian")

         error_description=StringFormat("1J5< =5 :@0B5= <8=8<0;L=><C H03C SYMBOL_VOLUME_STEP=%.2f, 1;8609H89 ?@028;L=K9 >1J5< %.2f",

                                        volume_step,ratio*volume_step);

      else

         error_description=StringFormat("Volume is not a multiple of the minimal step SYMBOL_VOLUME_STEP=%.2f, the closest correct volume is %.2f",

                                        volume_step,ratio*volume_step);

      return(false);

     }

   error_description="Correct volume value";

   return(true);

  }

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

//| 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);

  }

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

//| Check Freeze and Stops levels                                    |

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

bool FreezeStopsLevels(double &level)

  {

//--- check Freeze and Stops levels

/*

   Type of order/position  |  Activation price  |  Check

   ------------------------|--------------------|--------------------------------------------

   Buy Limit order         |  Ask               |  Ask-OpenPrice  >= SYMBOL_TRADE_FREEZE_LEVEL

   Buy Stop order          |  Ask	            |  OpenPrice-Ask  >= SYMBOL_TRADE_FREEZE_LEVEL

   Sell Limit order        |  Bid	            |  OpenPrice-Bid  >= SYMBOL_TRADE_FREEZE_LEVEL

   Sell Stop order	      |  Bid	            |  Bid-OpenPrice  >= SYMBOL_TRADE_FREEZE_LEVEL

   Buy position            |  Bid	            |  TakeProfit-Bid >= SYMBOL_TRADE_FREEZE_LEVEL 

                           |                    |  Bid-StopLoss   >= SYMBOL_TRADE_FREEZE_LEVEL

   Sell position           |  Ask	            |  Ask-TakeProfit >= SYMBOL_TRADE_FREEZE_LEVEL

                           |                    |  StopLoss-Ask   >= SYMBOL_TRADE_FREEZE_LEVEL

                           

   Buying is done at the Ask price                 |  Selling is done at the Bid price

   ------------------------------------------------|----------------------------------

   TakeProfit        >= Bid                        |  TakeProfit        <= Ask

   StopLoss          <= Bid	                     |  StopLoss          >= Ask

   TakeProfit - Bid  >= SYMBOL_TRADE_STOPS_LEVEL   |  Ask - TakeProfit  >= SYMBOL_TRADE_STOPS_LEVEL

   Bid - StopLoss    >= SYMBOL_TRADE_STOPS_LEVEL   |  StopLoss - Ask    >= SYMBOL_TRADE_STOPS_LEVEL

*/

   if(!RefreshRates() || !m_symbol.Refresh())

      return(false);

//--- FreezeLevel -> for pending order and modification

   double freeze_level=m_symbol.FreezeLevel()*m_symbol.Point();

   if(freeze_level==0.0)

      freeze_level=(m_symbol.Ask()-m_symbol.Bid())*3.0;

//--- StopsLevel -> for TakeProfit and StopLoss

   double stop_level=m_symbol.StopsLevel()*m_symbol.Point();

   if(stop_level==0.0)

      stop_level=(m_symbol.Ask()-m_symbol.Bid())*3.0;



   if(freeze_level<=0.0 || stop_level<=0.0)

      return(false);



   level=(freeze_level>stop_level)?freeze_level:stop_level;



   double spread=m_symbol.Spread()*ExtAdjustedPoint;

   level=(level>spread)?level:spread;

//---

   return(true);

  }

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

//| Print CTrade result                                              |

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

void PrintResultTrade(CTrade &trade,CSymbolInfo &symbol)

  {

   Print("File: ",__FILE__,", symbol: ",symbol.Name());

   Print("Code of request result: "+IntegerToString(trade.ResultRetcode()));

   Print("code of request result as a string: "+trade.ResultRetcodeDescription());

   Print("Deal ticket: "+IntegerToString(trade.ResultDeal()));

   Print("Order ticket: "+IntegerToString(trade.ResultOrder()));

   Print("Volume of deal or order: "+DoubleToString(trade.ResultVolume(),2));

   Print("Price, confirmed by broker: "+DoubleToString(trade.ResultPrice(),symbol.Digits()));

   Print("Current bid price: "+DoubleToString(symbol.Bid(),symbol.Digits())+" (the requote): "+DoubleToString(trade.ResultBid(),symbol.Digits()));

   Print("Current ask price: "+DoubleToString(symbol.Ask(),symbol.Digits())+" (the requote): "+DoubleToString(trade.ResultAsk(),symbol.Digits()));

   Print("Broker comment: "+trade.ResultComment());

  }

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

//| Get value of buffers                                             |

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

double iGetArray(const int handle,const int buffer,const int start_pos,

                 const int count,double &arr_buffer[])

  {

   bool result=true;

   if(!ArrayIsDynamic(arr_buffer))

     {

      Print("This a no dynamic array!");

      return(false);

     }

   ArrayFree(arr_buffer);

//--- reset error code 

   ResetLastError();

//--- fill a part of the iBands array with values from the indicator buffer

   int copied=CopyBuffer(handle,buffer,start_pos,count,arr_buffer);

   if(copied!=count)

     {

      //--- if the copying fails, tell the error code 

      PrintFormat("Failed to copy data from the indicator, error code %d",GetLastError());

      //--- quit with zero result - it means that the indicator is considered as not calculated 

      return(false);

     }

   return(result);

  }

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

//| Trailing                                                         |

//|   InpTrailingStop: min distance from price to Stop Loss          |

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

void Trailing(const double stop_level,double net_price_buy,double net_price_sell)

  {

/*

   Buying is done at the Ask price                 |  Selling is done at the Bid price

   ------------------------------------------------|----------------------------------

   TakeProfit        >= Bid                        |  TakeProfit        <= Ask

   StopLoss          <= Bid	                     |  StopLoss          >= Ask

   TakeProfit - Bid  >= SYMBOL_TRADE_STOPS_LEVEL   |  Ask - TakeProfit  >= SYMBOL_TRADE_STOPS_LEVEL

   Bid - StopLoss    >= SYMBOL_TRADE_STOPS_LEVEL   |  StopLoss - Ask    >= SYMBOL_TRADE_STOPS_LEVEL

*/

   if(InpTrailingStop==0)

      return;

   for(int i=PositionsTotal()-1;i>=0;i--) // returns the number of open positions

      if(m_position.SelectByIndex(i))

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

           {

            double price_current = m_position.PriceCurrent();

            double price_open    = m_position.PriceOpen();

            double stop_loss     = m_position.StopLoss();

            double take_profit   = m_position.TakeProfit();

            double ask           = m_symbol.Ask();

            double bid           = m_symbol.Ask();

            //---

            if(m_position.PositionType()==POSITION_TYPE_BUY)

              {

               if(net_price_buy>0.0)

                  if(net_price_buy<price_current-(ExtTrailingStop+ExtTrailingStep))

                     if(ExtTrailingStop>=stop_level && (take_profit-bid>=stop_level || take_profit==0.0))

                       {

                        if(!CompareDoubles(stop_loss,net_price_buy+ExtTrailingStop,m_symbol.Digits()))

                          {

                           if(!m_trade.PositionModify(m_position.Ticket(),

                              m_symbol.NormalizePrice(net_price_buy+ExtTrailingStop),

                              take_profit))

                              Print("Modify BUY ",m_position.Ticket(),

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

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

                           RefreshRates();

                           m_position.SelectByIndex(i);

                           PrintResultModify(m_trade,m_symbol,m_position);

                           continue;

                          }

                       }

              }

            else

              {

               if(net_price_sell>0.0)

                  if((net_price_sell>(price_current+(ExtTrailingStop+ExtTrailingStep))) || (stop_loss==0))

                     if(ExtTrailingStop>=stop_level && ask-take_profit>=stop_level)

                       {

                        if(!CompareDoubles(stop_loss,net_price_sell-ExtTrailingStop,m_symbol.Digits()))

                          {

                           if(!m_trade.PositionModify(m_position.Ticket(),

                              m_symbol.NormalizePrice(net_price_sell-ExtTrailingStop),

                              take_profit))

                              Print("Modify SELL ",m_position.Ticket(),

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

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

                           RefreshRates();

                           m_position.SelectByIndex(i);

                           PrintResultModify(m_trade,m_symbol,m_position);

                          }

                       }

              }

           }

  }

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

//| Print CTrade result                                              |

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

void PrintResultModify(CTrade &trade,CSymbolInfo &symbol,CPositionInfo &position)

  {

   Print("File: ",__FILE__,", symbol: ",symbol.Name());

   Print("Code of request result: "+IntegerToString(trade.ResultRetcode()));

   Print("code of request result as a string: "+trade.ResultRetcodeDescription());

   Print("Deal ticket: "+IntegerToString(trade.ResultDeal()));

   Print("Order ticket: "+IntegerToString(trade.ResultOrder()));

   Print("Volume of deal or order: "+DoubleToString(trade.ResultVolume(),2));

   Print("Price, confirmed by broker: "+DoubleToString(trade.ResultPrice(),symbol.Digits()));

   Print("Current bid price: "+DoubleToString(symbol.Bid(),symbol.Digits())+" (the requote): "+DoubleToString(trade.ResultBid(),symbol.Digits()));

   Print("Current ask price: "+DoubleToString(symbol.Ask(),symbol.Digits())+" (the requote): "+DoubleToString(trade.ResultAsk(),symbol.Digits()));

   Print("Broker comment: "+trade.ResultComment());

   Print("Freeze Level: "+DoubleToString(symbol.FreezeLevel(),0),", Stops Level: "+DoubleToString(symbol.StopsLevel(),0));

   Print("Price of position opening: "+DoubleToString(position.PriceOpen(),symbol.Digits()));

   Print("Price of position's Stop Loss: "+DoubleToString(position.StopLoss(),symbol.Digits()));

   Print("Price of position's Take Profit: "+DoubleToString(position.TakeProfit(),symbol.Digits()));

   Print("Current price by position: "+DoubleToString(position.PriceCurrent(),symbol.Digits()));

  }

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

//| Close positions                                                  |

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

void ClosePositions(const ENUM_POSITION_TYPE pos_type,const double level)

  {

/*

   Buying is done at the Ask price                 |  Selling is done at the Bid price

   ------------------------------------------------|----------------------------------

   TakeProfit        >= Bid                        |  TakeProfit        <= Ask

   StopLoss          <= Bid	                     |  StopLoss          >= Ask

   TakeProfit - Bid  >= SYMBOL_TRADE_STOPS_LEVEL   |  Ask - TakeProfit  >= SYMBOL_TRADE_STOPS_LEVEL

   Bid - StopLoss    >= SYMBOL_TRADE_STOPS_LEVEL   |  StopLoss - Ask    >= SYMBOL_TRADE_STOPS_LEVEL

*/

   for(int i=PositionsTotal()-1;i>=0;i--) // returns the number of current positions

      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()==InpMagic)

            if(m_position.PositionType()==pos_type)

              {

               if(m_position.PositionType()==POSITION_TYPE_BUY)

                 {

                  bool take_profit_level=(m_position.TakeProfit()!=0.0 && m_position.TakeProfit()-m_position.PriceCurrent()>=level) || m_position.TakeProfit()==0.0;

                  bool stop_loss_level=(m_position.StopLoss()!=0.0 && m_position.PriceCurrent()-m_position.StopLoss()>=level) || m_position.StopLoss()==0.0;

                  if(take_profit_level && stop_loss_level)

                     m_trade.PositionClose(m_position.Ticket()); // close a position by the specified symbol

                 }

               if(m_position.PositionType()==POSITION_TYPE_SELL)

                 {

                  bool take_profit_level=(m_position.TakeProfit()!=0.0 && m_position.PriceCurrent()-m_position.TakeProfit()>=level) || m_position.TakeProfit()==0.0;

                  bool stop_loss_level=(m_position.StopLoss()!=0.0 && m_position.StopLoss()-m_position.PriceCurrent()>=level) || m_position.StopLoss()==0.0;

                  if(take_profit_level && stop_loss_level)

                     m_trade.PositionClose(m_position.Ticket()); // close a position by the specified symbol

                 }

              }

  }

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

//| Calculate all positions                                          |

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

void CalculateAllPositions(int &count_buys,double &volume_buys,double &volume_biggest_buys,

                           int &count_sells,double &volume_sells,double &volume_biggest_sells)

  {

   count_buys  = 0;  volume_buys   = 0.0; volume_biggest_buys  = 0.0;

   count_sells = 0;  volume_sells  = 0.0; volume_biggest_sells = 0.0;

   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()==InpMagic)

           {

            if(m_position.PositionType()==POSITION_TYPE_BUY)

              {

               count_buys++;

               volume_buys+=m_position.Volume();

               if(m_position.Volume()>volume_biggest_buys)

                  volume_biggest_buys=m_position.Volume();

               continue;

              }

            else if(m_position.PositionType()==POSITION_TYPE_SELL)

              {

               count_sells++;

               volume_sells+=m_position.Volume();

               if(m_position.Volume()>volume_biggest_sells)

                  volume_biggest_sells=m_position.Volume();

              }

           }

  }

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

//| Search trading signals                                           |

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

bool SearchTradingSignals(void)

  {

   MqlDateTime STimeCurrent,SStartTime,SStopTime;

   datetime time_current=TimeCurrent();

   TimeToStruct(time_current,STimeCurrent);



   SStartTime=STimeCurrent;

   SStartTime.min=0;

   SStartTime.sec=0;

   datetime start_time=StructToTime(SStartTime);



   SStopTime=STimeCurrent;

   SStopTime.min=59;

   SStopTime.sec=59;

   datetime stop_time=StructToTime(SStopTime);



   int session=-1;

   if(STimeCurrent.hour==InpSession_1_StartTime)

      session=1;

   else if(STimeCurrent.hour==InpSession_2_StartTime)

      session=2;

   if(STimeCurrent.hour==InpSession_3_StartTime)

      session=3;



   if(session==-1)

      return(true);



   int count_buy_stops   = 0;

   int count_sell_stops  = 0;

   CalculateAllPendingOrdersInTime(count_buy_stops,count_sell_stops,

                                   start_time,stop_time);

   if(count_buy_stops==0 || count_sell_stops==0)

     {

      if(count_buy_stops==0)

        {

         int size_need_pending=ArraySize(SNeedPending);

         ArrayResize(SNeedPending,size_need_pending+1);

         SNeedPending[size_need_pending].session=session;

         SNeedPending[size_need_pending].pending_type=ORDER_TYPE_BUY_STOP;

         SNeedPending[size_need_pending].magic=InpMagic;

        }

      if(count_sell_stops==0)

        {

         int size_need_pending=ArraySize(SNeedPending);

         ArrayResize(SNeedPending,size_need_pending+1);

         SNeedPending[size_need_pending].session=session;

         SNeedPending[size_need_pending].pending_type=ORDER_TYPE_SELL_STOP;

         SNeedPending[size_need_pending].magic=InpMagic;

        }

     }

//---

   return(true);

  }

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

//| Place Orders                                                     |

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

void PlaceOrders(const int index_in_structure,const int session,

                 const ENUM_ORDER_TYPE order_type,

                 const double level,const ulong magic)

  {

//--- check Freeze and Stops levels

/*

   Type of order/position  |  Activation price  |  Check

   ------------------------|--------------------|--------------------------------------------

   Buy Limit order         |  Ask               |  Ask-OpenPrice  >= SYMBOL_TRADE_FREEZE_LEVEL

   Buy Stop order          |  Ask	            |  OpenPrice-Ask  >= SYMBOL_TRADE_FREEZE_LEVEL

   Sell Limit order        |  Bid	            |  OpenPrice-Bid  >= SYMBOL_TRADE_FREEZE_LEVEL

   Sell Stop order	      |  Bid	            |  Bid-OpenPrice  >= SYMBOL_TRADE_FREEZE_LEVEL

   Buy position            |  Bid	            |  TakeProfit-Bid >= SYMBOL_TRADE_FREEZE_LEVEL 

                           |                    |  Bid-StopLoss   >= SYMBOL_TRADE_FREEZE_LEVEL

   Sell position           |  Ask	            |  Ask-TakeProfit >= SYMBOL_TRADE_FREEZE_LEVEL

                           |                    |  StopLoss-Ask   >= SYMBOL_TRADE_FREEZE_LEVEL

                           

   Buying is done at the Ask price                 |  Selling is done at the Bid price

   ------------------------------------------------|----------------------------------

   TakeProfit        >= Bid                        |  TakeProfit        <= Ask

   StopLoss          <= Bid	                     |  StopLoss          >= Ask

   TakeProfit - Bid  >= SYMBOL_TRADE_STOPS_LEVEL   |  Ask - TakeProfit  >= SYMBOL_TRADE_STOPS_LEVEL

   Bid - StopLoss    >= SYMBOL_TRADE_STOPS_LEVEL   |  StopLoss - Ask    >= SYMBOL_TRADE_STOPS_LEVEL

*/

   if(session<0 || session>3)

      return;

   double price=0.0,inp_sl=0.0,sl=0.0,inp_tp=0.0,tp=0.0;

   datetime expiration=0;

//--- buy stop

   if(order_type==ORDER_TYPE_BUY_STOP)

     {

      if(session==1)

        {

         price=m_symbol.Ask()+ExtSession_1_Indent_UP;

         inp_sl=ExtSession_1_StopLoss;

         inp_tp=ExtSession_1_TakeProfit;

         expiration=TimeCurrent()+InpSession_1_LifeTime*60;

        }

      else if(session==2)

        {

         price=m_symbol.Ask()+ExtSession_2_Indent_UP;

         inp_sl=ExtSession_2_StopLoss;

         inp_tp=ExtSession_2_TakeProfit;

         expiration=TimeCurrent()+InpSession_2_LifeTime*60;

        }

      else if(session==3)

        {

         price=m_symbol.Ask()+ExtSession_3_Indent_UP;

         inp_sl=ExtSession_3_StopLoss;

         inp_tp=ExtSession_3_TakeProfit;

         expiration=TimeCurrent()+InpSession_3_LifeTime*60;

        }



      if(price-m_symbol.Ask()<level) // check price

         price=m_symbol.Ask()+level;



      sl=(inp_sl==0)?0.0:price-inp_sl;

      if(sl!=0.0 && inp_sl<level)// check sl

         sl=price-level;



      tp=(inp_tp==0)?0.0:price+inp_tp;

      if(tp!=0.0 && inp_tp<level) // check price

         tp=price+level;



      PendingOrder(session,ORDER_TYPE_BUY_STOP,price,expiration,sl,tp,magic);

      ArrayRemove(SNeedPending,index_in_structure,1);

      ExtWaitingPendingOrder=false;

     }

//--- sell stop

   if(order_type==ORDER_TYPE_SELL_STOP)

     {

      if(session==1)

        {

         price=m_symbol.Bid()-ExtSession_1_Indent_DOWN;

         inp_sl=ExtSession_1_StopLoss;

         inp_tp=ExtSession_1_TakeProfit;

         expiration=TimeCurrent()+InpSession_1_LifeTime*60;

        }

      else if(session==2)

        {

         price=m_symbol.Bid()-ExtSession_2_Indent_DOWN;

         inp_sl=ExtSession_2_StopLoss;

         inp_tp=ExtSession_2_TakeProfit;

         expiration=TimeCurrent()+InpSession_2_LifeTime*60;

        }

      else if(session==3)

        {

         price=m_symbol.Bid()-ExtSession_3_Indent_DOWN;

         inp_sl=ExtSession_3_StopLoss;

         inp_tp=ExtSession_3_TakeProfit;

         expiration=TimeCurrent()+InpSession_3_LifeTime*60;

        }



      if(m_symbol.Bid()-price<level) // check price

         price=m_symbol.Bid()-level;



      sl=(inp_sl==0)?0.0:price+inp_sl;

      if(sl!=0.0 && inp_sl<level) // check sl

         sl=price+level;



      tp=(inp_tp==0)?0.0:price-inp_tp;

      if(tp!=0.0 && inp_tp<level) // check tp

         tp=price-level;



      PendingOrder(session,ORDER_TYPE_SELL_STOP,price,expiration,sl,tp,magic);

      ArrayRemove(SNeedPending,index_in_structure,1);

      ExtWaitingPendingOrder=false;

     }

  }

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

//| Pending order                                                    |

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

bool PendingOrder(const int session,const ENUM_ORDER_TYPE order_type,double price,

                  const datetime expiration,

                  double sl,double tp,const ulong magic)

  {

   if(session<0 || session>3)

      return(false);

   sl=m_symbol.NormalizePrice(sl);

   tp=m_symbol.NormalizePrice(tp);

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

   ENUM_ORDER_TYPE check_order_type=-1;

   switch(order_type)

     {

      case  ORDER_TYPE_BUY:

         check_order_type=ORDER_TYPE_BUY;

         break;

      case ORDER_TYPE_SELL:

         check_order_type=ORDER_TYPE_SELL;

         break;

      case ORDER_TYPE_BUY_LIMIT:

         check_order_type=ORDER_TYPE_BUY;

         break;

      case ORDER_TYPE_SELL_LIMIT:

         check_order_type=ORDER_TYPE_SELL;

         break;

      case ORDER_TYPE_BUY_STOP:

         check_order_type=ORDER_TYPE_BUY;

         break;

      case ORDER_TYPE_SELL_STOP:

         check_order_type=ORDER_TYPE_SELL;

         break;

      default:

         return(false);

         break;

     }

//---

   double long_lot=0.0;

   double short_lot=0.0;

   ENUM_LOT_OR_RISK inp_lot_or_risk=risk;

   double inp_volume_lot_or_risk=3.0;



   if(session==1)

     {

      inp_lot_or_risk=InpSession_1_LotOrRisk;

      inp_volume_lot_or_risk=InpSession_1_VolumeLotOrRisk;

     }

   else if(session==2)

     {

      inp_lot_or_risk=InpSession_2_LotOrRisk;

      inp_volume_lot_or_risk=InpSession_2_VolumeLotOrRisk;

     }

   else if(session==3)

     {

      inp_lot_or_risk=InpSession_3_LotOrRisk;

      inp_volume_lot_or_risk=InpSession_3_VolumeLotOrRisk;

     }



   if(inp_lot_or_risk==risk)

     {

      if(m_money!=NULL)

         delete m_money;

      m_money=new CMoneyFixedMargin;

      if(m_money!=NULL)

        {

         if(inp_lot_or_risk<1 || inp_lot_or_risk>100)

           {

            Print("The value for \"Money management\" (",DoubleToString(inp_lot_or_risk,2),") -> invalid parameters");

            Print("   parameter must be in the range: from 1.00 to 100.00");

            return(false);

           }

         if(!m_money.Init(GetPointer(m_symbol),Period(),m_symbol.Point()*digits_adjust))

            return(false);

         m_money.Percent(inp_volume_lot_or_risk);

        }

      else

        {

         Print(__FUNCTION__,", ERROR: Object CMoneyFixedMargin is NULL");

         return(false);

        }

      //---

      bool error=false;

      long_lot=m_money.CheckOpenLong(m_symbol.Ask(),sl);

      if(InpPrintLog)

         Print("sl=",DoubleToString(sl,m_symbol.Digits()),

               ", CheckOpenLong: ",DoubleToString(long_lot,2),

               ", Balance: ",    DoubleToString(m_account.Balance(),2),

               ", Equity: ",     DoubleToString(m_account.Equity(),2),

               ", FreeMargin: ", DoubleToString(m_account.FreeMargin(),2));

      if(long_lot==0.0)

        {

         if(InpPrintLog)

            Print(__FUNCTION__,", ERROR: method CheckOpenLong returned the value of \"0.0\"");

         error=true;

        }

      //---

      short_lot=m_money.CheckOpenShort(m_symbol.Bid(),sl);

      if(InpPrintLog)

         Print("sl=",DoubleToString(sl,m_symbol.Digits()),

               ", CheckOpenLong: ",DoubleToString(short_lot,2),

               ", Balance: ",    DoubleToString(m_account.Balance(),2),

               ", Equity: ",     DoubleToString(m_account.Equity(),2),

               ", FreeMargin: ", DoubleToString(m_account.FreeMargin(),2));

      if(short_lot==0.0)

        {

         if(InpPrintLog)

            Print(__FUNCTION__,", ERROR: method CheckOpenShort returned the value of \"0.0\"");

         error=true;

        }

      //---

      if(error)

         return(false);

     }

   else if(inp_lot_or_risk==lot)

     {

      //--- check the input parameter "Lots"

      string err_text="";

      if(!CheckVolumeValue(inp_volume_lot_or_risk,err_text))

        {

         //--- when testing, we will only output to the log about incorrect input parameters

         if(MQLInfoInteger(MQL_TESTER))

           {

            Print(__FUNCTION__,", ERROR: ",err_text);

            return(false);

           }

         else // if the Expert Advisor is run on the chart, tell the user about the error

           {

            Alert(__FUNCTION__,", ERROR: ",err_text);

            return(false);

           }

        }

      //---

      long_lot=inp_volume_lot_or_risk;

      short_lot=inp_volume_lot_or_risk;

     }

   else if(inp_lot_or_risk==lots_min)

     {

      long_lot=m_symbol.LotsMin();

      short_lot=m_symbol.LotsMin();

     }

   else

      return(false);

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

   double check_price=0;

   double check_lot=0;

   if(check_order_type==ORDER_TYPE_BUY)

     {

      check_price=m_symbol.Ask();

      check_lot=long_lot;

     }

   else

     {

      check_price=m_symbol.Bid();

      check_lot=short_lot;

     }

//---

   if(m_symbol.LotsLimit()>0.0)

     {

      double volume_buys        = 0.0;   double volume_sells       = 0.0;

      double volume_buy_limits  = 0.0;   double volume_sell_limits = 0.0;

      double volume_buy_stops   = 0.0;   double volume_sell_stops  = 0.0;

      CalculateAllVolumes(volume_buys,volume_sells,

                          volume_buy_limits,volume_sell_limits,

                          volume_buy_stops,volume_sell_stops);

      if(volume_buys+volume_sells+

         volume_buy_limits+volume_sell_limits+

         volume_buy_stops+volume_sell_stops+check_lot>m_symbol.LotsLimit())

        {

         if(InpPrintLog)

            Print("#0 ,",EnumToString(order_type),", ",

                  "Volume Buy's (",DoubleToString(volume_buys,2),")",

                  "Volume Sell's (",DoubleToString(volume_sells,2),")",

                  "Volume Buy limit's (",DoubleToString(volume_buy_limits,2),")",

                  "Volume Sell limit's (",DoubleToString(volume_sell_limits,2),")",

                  "Volume Buy stops's (",DoubleToString(volume_buy_stops,2),")",

                  "Volume Sell stops's (",DoubleToString(volume_sell_stops,2),")",

                  "Check lot (",DoubleToString(check_lot,2),")",

                  " > Lots Limit (",DoubleToString(m_symbol.LotsLimit(),2),")");

         return(false);

        }

     }

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

   double free_margin_check= m_account.FreeMarginCheck(m_symbol.Name(),check_order_type,check_lot,check_price);

   double margin_check     = m_account.MarginCheck(m_symbol.Name(),check_order_type,check_lot,price);

   if(free_margin_check>margin_check)

     {

      if(m_trade.OrderOpen(m_symbol.Name(),order_type,check_lot,0.0,

         m_symbol.NormalizePrice(price),m_symbol.NormalizePrice(sl),m_symbol.NormalizePrice(tp),

         ORDER_TIME_SPECIFIED,expiration))

        {

         if(m_trade.ResultOrder()==0)

           {

            if(InpPrintLog)

               Print("#1 ",EnumToString(order_type)," -> false. Result Retcode: ",m_trade.ResultRetcode(),

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

            if(InpPrintLog)

               PrintResultTrade(m_trade,m_symbol);

            return(false);

           }

         else

           {

            if(InpPrintLog)

               Print("#2 ",EnumToString(order_type)," -> true. Result Retcode: ",m_trade.ResultRetcode(),

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

            if(InpPrintLog)

               PrintResultTrade(m_trade,m_symbol);

            return(true);

           }

        }

      else

        {

         if(InpPrintLog)

            Print("#3 ",EnumToString(order_type)," -> false. Result Retcode: ",m_trade.ResultRetcode(),

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

         if(InpPrintLog)

            PrintResultTrade(m_trade,m_symbol);

         return(false);

        }

     }

   else

     {

      if(InpPrintLog)

         Print(__FUNCTION__,", ERROR: method CAccountInfo::FreeMarginCheck returned the value ",DoubleToString(free_margin_check,2));

      return(false);

     }

//---

   return(false);

  }

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

//| Calculate all volumes                                            |

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

void CalculateAllVolumes(double &volumne_buys,double &volumne_sells,

                         double &volumne_buy_limits,double &volumne_sell_limits,

                         double &volumne_buy_stops,double &volumne_sell_stops)

  {

   volumne_buys         = 0.0;   volumne_sells        = 0.0;

   volumne_buy_limits   = 0.0;   volumne_sell_limits  = 0.0;

   volumne_buy_stops    = 0.0;   volumne_sell_stops   = 0.0;



   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())

           {

            if(m_position.PositionType()==POSITION_TYPE_BUY)

               volumne_buys+=m_position.Volume();

            else if(m_position.PositionType()==POSITION_TYPE_SELL)

               volumne_sells+=m_position.Volume();

           }



   for(int i=OrdersTotal()-1;i>=0;i--) // returns the number of current orders

      if(m_order.SelectByIndex(i)) // selects the pending order by index for further access to its properties

         if(m_order.Symbol()==m_symbol.Name())

           {

            if(m_order.OrderType()==ORDER_TYPE_BUY_LIMIT)

               volumne_buy_limits+=m_order.VolumeInitial();

            else if(m_order.OrderType()==ORDER_TYPE_SELL_LIMIT)

               volumne_sell_limits+=m_order.VolumeInitial();

            else if(m_order.OrderType()==ORDER_TYPE_BUY_STOP)

               volumne_buy_stops+=m_order.VolumeInitial();

            else if(m_order.OrderType()==ORDER_TYPE_SELL_STOP)

               volumne_sell_stops+=m_order.VolumeInitial();

           }

  }

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

//| Is position exists                                               |

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

bool IsPositionExists(void)

  {

   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()==InpMagic)

            return(true);

//---

   return(false);

  }

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

//| Close all positions                                              |

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

void CloseAllPositions(const double level)

  {

/*

   Buying is done at the Ask price                 |  Selling is done at the Bid price

   ------------------------------------------------|----------------------------------

   TakeProfit        >= Bid                        |  TakeProfit        <= Ask

   StopLoss          <= Bid	                     |  StopLoss          >= Ask

   TakeProfit - Bid  >= SYMBOL_TRADE_STOPS_LEVEL   |  Ask - TakeProfit  >= SYMBOL_TRADE_STOPS_LEVEL

   Bid - StopLoss    >= SYMBOL_TRADE_STOPS_LEVEL   |  StopLoss - Ask    >= SYMBOL_TRADE_STOPS_LEVEL

*/

   for(int i=PositionsTotal()-1;i>=0;i--) // returns the number of current positions

      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()==InpMagic)

           {

            if(m_position.PositionType()==POSITION_TYPE_BUY)

              {

               bool take_profit_level=(m_position.TakeProfit()!=0.0 && m_position.TakeProfit()-m_position.PriceCurrent()>=level) || m_position.TakeProfit()==0.0;

               bool stop_loss_level=(m_position.StopLoss()!=0.0 && m_position.PriceCurrent()-m_position.StopLoss()>=level) || m_position.StopLoss()==0.0;

               if(take_profit_level && stop_loss_level)

                  m_trade.PositionClose(m_position.Ticket()); // close a position by the specified symbol

              }

            if(m_position.PositionType()==POSITION_TYPE_SELL)

              {

               bool take_profit_level=(m_position.TakeProfit()!=0.0 && m_position.PriceCurrent()-m_position.TakeProfit()>=level) || m_position.TakeProfit()==0.0;

               bool stop_loss_level=(m_position.StopLoss()!=0.0 && m_position.StopLoss()-m_position.PriceCurrent()>=level) || m_position.StopLoss()==0.0;

               if(take_profit_level && stop_loss_level)

                  m_trade.PositionClose(m_position.Ticket()); // close a position by the specified symbol

              }

           }

  }

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

//| Calculate all pending orders                                     |

//|   start_time <= TimeSetup && TimeSetup < stop_time               |

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

void CalculateAllPendingOrdersInTime(int &count_buy_stops,int &count_sell_stops,

                                     const datetime start_time,const datetime stop_time)

  {

   count_buy_stops   = 0;

   count_sell_stops  = 0;



   for(int i=OrdersTotal()-1;i>=0;i--) // returns the number of current orders

      if(m_order.SelectByIndex(i))     // selects the pending order by index for further access to its properties

         if(m_order.Symbol()==m_symbol.Name() && m_order.Magic()==InpMagic)

            if(start_time<=m_order.TimeSetup() && m_order.TimeSetup()<stop_time)

              {

               if(m_order.OrderType()==ORDER_TYPE_BUY_STOP)

                  count_buy_stops++;

               else if(m_order.OrderType()==ORDER_TYPE_SELL_STOP)

                  count_sell_stops++;

              }

  }

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

//| Calculation Net Price                                            |

//| Formula for \"Breakeven\" is provided                            |

//|  Andrei Fandeev https://www.mql5.com/ru/users/andreifan"         |

//|  in: https://www.mql5.com/ru/forum/220911/page2#comment_6105972" |

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

double CalculationNetPrice(double &net_price_buy,double &net_price_sell)

  {

   int count_buys                            = 0;

   double total_price_multiply_volume_buy    = 0.0;

   double total_volume_buy                   = 0.0;

   net_price_buy                             = 0.0;



   int count_sells                           = 0;

   double total_price_multiply_volume_sell   = 0.0;

   double total_volume_sell                  = 0.0;

   net_price_sell                            = 0.0;



   double breakeven_price=0.0;



   int total=PositionsTotal();

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

     {

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

         break;

      if(m_position.Symbol()==Symbol() && m_position.Magic()==InpMagic)

        {

         if(m_position.PositionType()==POSITION_TYPE_BUY)

           {

            count_buys++;

            total_price_multiply_volume_buy+=m_position.PriceOpen()*m_position.Volume();

            total_volume_buy+=m_position.Volume();

           }

         else

           {

            count_sells++;

            total_price_multiply_volume_sell+=m_position.PriceOpen()*m_position.Volume();

            total_volume_sell+=m_position.Volume();

           }

        }

     }

//---

   if(total_price_multiply_volume_buy!=0 && total_volume_buy!=0)

     {

      net_price_buy=total_price_multiply_volume_buy/total_volume_buy;

      if(count_buys>1)

         HLineMove(0,m_hline_name_buy,net_price_buy);

      else

        {

         net_price_buy=0.0;

         HLineMove(0,m_hline_name_buy,0.0);

        }

     }



   if(total_price_multiply_volume_sell!=0 && total_volume_sell!=0)

     {

      net_price_sell=total_price_multiply_volume_sell/total_volume_sell;

      if(count_sells>1)

         HLineMove(0,m_hline_name_sell,net_price_sell);

      else

        {

         net_price_sell=0.0;

         HLineMove(0,m_hline_name_sell,0.0);

        }

     }



   if(total_volume_buy-total_volume_sell!=0)

      breakeven_price=(total_price_multiply_volume_buy-total_price_multiply_volume_sell)/

                      (total_volume_buy+total_volume_sell*-1);

//---

   return(breakeven_price);

  }

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

//| Create the horizontal line                                       | 

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

bool HLineCreate(const long            chart_ID=0,        // chart's ID 

                 const string          name="HLine",      // line name 

                 const int             sub_window=0,      // subwindow index 

                 double                price=0,           // line price 

                 const color           clr=clrRed,        // line color 

                 const ENUM_LINE_STYLE style=STYLE_SOLID, // line style 

                 const int             width=1,           // line width 

                 const bool            back=false,        // in the background 

                 const bool            selection=false,   // highlight to move 

                 const bool            hidden=true,       // hidden in the object list 

                 const long            z_order=0)         // priority for mouse click 

  {

////--- if the price is not set, set it at the current Bid price level 

//   if(!price)

//      price=SymbolInfoDouble(Symbol(),SYMBOL_BID);

//--- reset the error value 

   ResetLastError();

//--- create a horizontal line 

   if(!ObjectCreate(chart_ID,name,OBJ_HLINE,sub_window,0,price))

     {

      Print(__FUNCTION__,

            ": failed to create a horizontal line! Error code = ",GetLastError());

      return(false);

     }

//--- set line color 

   ObjectSetInteger(chart_ID,name,OBJPROP_COLOR,clr);

//--- set line display style 

   ObjectSetInteger(chart_ID,name,OBJPROP_STYLE,style);

//--- set line width 

   ObjectSetInteger(chart_ID,name,OBJPROP_WIDTH,width);

//--- display in the foreground (false) or background (true) 

   ObjectSetInteger(chart_ID,name,OBJPROP_BACK,back);

//--- enable (true) or disable (false) the mode of moving the line by mouse 

//--- when creating a graphical object using ObjectCreate function, the object cannot be 

//--- highlighted and moved by default. Inside this method, selection parameter 

//--- is true by default making it possible to highlight and move the object 

   ObjectSetInteger(chart_ID,name,OBJPROP_SELECTABLE,selection);

   ObjectSetInteger(chart_ID,name,OBJPROP_SELECTED,selection);

//--- hide (true) or display (false) graphical object name in the object list 

   ObjectSetInteger(chart_ID,name,OBJPROP_HIDDEN,hidden);

//--- set the priority for receiving the event of a mouse click in the chart 

   ObjectSetInteger(chart_ID,name,OBJPROP_ZORDER,z_order);

//--- successful execution 

   return(true);

  }

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

//| Move horizontal line                                             | 

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

bool HLineMove(const long   chart_ID=0,   // chart's ID 

               const string name="HLine", // line name 

               double       price=0)      // line price 

  {

//--- if the line price is not set, move it to the current Bid price level 

   if(!price)

      price=0.0;

//--- reset the error value 

   ResetLastError();

//--- move a horizontal line 

   if(!ObjectMove(chart_ID,name,0,0,price))

     {

      Print(__FUNCTION__,

            ": failed to move the horizontal line! Error code = ",GetLastError());

      return(false);

     }

//--- successful execution 

   return(true);

  }

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

//| Delete a horizontal line                                         | 

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

bool HLineDelete(const long   chart_ID=0,   // chart's ID 

                 const string name="HLine") // line name 

  {

//--- reset the error value 

   ResetLastError();

//--- delete a horizontal line 

   if(!ObjectDelete(chart_ID,name))

     {

      Print(__FUNCTION__,

            ": failed to delete a horizontal line! Error code = ",GetLastError());

      return(false);

     }

//--- successful execution 

   return(true);

  }

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

//| Compare doubles                                                  |

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

bool CompareDoubles(double number1,double number2,int digits)

  {

   digits--;

   if(digits<0)

      digits=0;

   if(NormalizeDouble(number1-number2,digits)==0)

      return(true);

   else

      return(false);

  }

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

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