//+------------------------------------------------------------------+
//|                                                     DSergExp.mq4 |
//|                                              Copyright 2016, AM2 |
//|                                      http://www.forexsystems.biz |
//+------------------------------------------------------------------+
#property copyright "Copyright 2016, AM2"
#property link      "http://www.forexsystems.biz"
#property version   "1.00"
#property strict

//--- Inputs
extern double Lots       = 0.1;      // лот
extern int StopLoss      = 0;        // лось
extern int TakeProfit    = 0;        // язь
extern int BULevel       = 0;        // уровень БУ
extern int BUPoint       = 30;       // пункты БУ
extern int TrailingStop  = 0;        // трал
extern int Expiration    = 14;       // истечениe ордера в часах
extern int StopMarket    = 0;        // 0-Stop 1-Market
extern int Slip          = 30;       // реквот
extern int Shift         = 1;        // на каком баре сигнал индикатора
extern int Delta         = 50;       // расстояние от цены
extern int Magic         = 123;      // магик

extern string IndName    = "DSerg";
extern int    Nlin       = 25;        // Мин. длина канала линейной регрессии
extern int    r0         = 150;       // Макс. высота канала в пунктах
extern double t0         = 2.618;     // Цель при пробое отн. ширины канала
extern bool   useClose   = true;      // Использовать для расчёта Close,\n если false - High/Low
extern int    Nbars      = 5000;      // Количество баров для расчёта

datetime t=0;
//+------------------------------------------------------------------+
//| Expert initialization function                                   |
//+------------------------------------------------------------------+
int OnInit()
  {
//---
   Comment("");
//---
   return(INIT_SUCCEEDED);
  }
//+------------------------------------------------------------------+
//| Expert deinitialization function                                 |
//+------------------------------------------------------------------+
void OnDeinit(const int reason)
  {
   Comment("");
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void PutOrder(int type,double price)
  {
   int r=0;
   color clr=Green;
   double sl=0,tp=0;
   double strelka=iCustom(NULL,0,IndName,"",Nlin,"",r0,"",t0,"",useClose,"",Nbars,7,Shift);
   double krestik=iCustom(NULL,0,IndName,"",Nlin,"",r0,"",t0,"",useClose,"",Nbars,2,Shift);

   if(type==1 || type==3 || type==5)
     {
      clr=Red;
      if(StopLoss>0) sl=NormalizeDouble(price+StopLoss*Point,Digits);      else sl=NormalizeDouble(krestik,Digits);
      if(TakeProfit>0) tp=NormalizeDouble(price-TakeProfit*Point,Digits);  else tp=NormalizeDouble(strelka,Digits);
     }

   if(type==0 || type==2 || type==4)
     {
      clr=Blue;
      if(StopLoss>0) sl=NormalizeDouble(price-StopLoss*Point,Digits);      else sl=NormalizeDouble(krestik,Digits);
      if(TakeProfit>0) tp=NormalizeDouble(price+TakeProfit*Point,Digits);  else tp=NormalizeDouble(strelka,Digits);
     }

   r=OrderSend(NULL,type,Lots,NormalizeDouble(price,Digits),Slip,sl,tp,"",Magic,TimeCurrent()+Expiration*3600,clr);
   Print("Price: ",price," SL: ",sl," TP: ",tp);
   return;
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
int CountOrders()
  {
   int count=0;
   for(int i=OrdersTotal()-1;i>=0;i--)
     {
      if(OrderSelect(i,SELECT_BY_POS,MODE_TRADES))
        {
         if(OrderSymbol()==Symbol() && OrderMagicNumber()==Magic)
           {
            if(OrderType()>=0) count++;
           }
        }
     }
   return(count);
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void OpenOrd()
  {
   double up=iCustom(NULL,0,IndName,"",Nlin,"",r0,"",t0,"",useClose,"",Nbars,5,Shift);
   double dn=iCustom(NULL,0,IndName,"",Nlin,"",r0,"",t0,"",useClose,"",Nbars,6,Shift);

   if(up>0)
     {
      if(StopMarket==0) PutOrder(4,Ask+Delta*Point);
      if(StopMarket==1) PutOrder(0,Ask);
     }

   if(dn>0)
     {
      if(StopMarket==0) PutOrder(5,Bid-Delta*Point);
      if(StopMarket==1) PutOrder(1,Bid);
     }
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void Trailing()
  {
   bool mod;
   for(int i=OrdersTotal()-1;i>=0;i--)
     {
      if(OrderSelect(i,SELECT_BY_POS,MODE_TRADES))
        {
         if(OrderSymbol()==Symbol() || OrderMagicNumber()==Magic)
           {
            if(OrderType()==OP_BUY)
              {
               if(Bid-OrderOpenPrice()>TrailingStop*Point)
                 {
                  if(OrderStopLoss()<Bid-TrailingStop*Point)
                    {
                     mod=OrderModify(OrderTicket(),OrderOpenPrice(),Bid-TrailingStop*Point,OrderTakeProfit(),0,Yellow);
                     return;
                    }
                 }
              }

            if(OrderType()==OP_SELL)
              {
               if((OrderOpenPrice()-Ask)>TrailingStop*Point)
                 {
                  if((OrderStopLoss()>(Ask+TrailingStop*Point)) || (OrderStopLoss()==0))
                    {
                     mod=OrderModify(OrderTicket(),OrderOpenPrice(),Ask+TrailingStop*Point,OrderTakeProfit(),0,Yellow);
                     return;
                    }
                 }
              }
           }
        }
     }
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void BU()
  {
   bool m;
   for(int i=OrdersTotal()-1;i>=0;i--)
     {
      if(OrderSelect(i,SELECT_BY_POS,MODE_TRADES))
        {
         if(OrderSymbol()==Symbol() || OrderMagicNumber()==Magic)
           {
            if(OrderType()==OP_BUY)
              {
               if(OrderOpenPrice()<=(Bid-(BULevel+BUPoint)*Point) && OrderOpenPrice()>OrderStopLoss())
                 {
                  m=OrderModify(OrderTicket(),OrderOpenPrice(),OrderOpenPrice()+BUPoint*Point,OrderTakeProfit(),0,Yellow);
                  return;
                 }
              }

            if(OrderType()==OP_SELL)
              {
               if(OrderOpenPrice()>=(Ask+(BULevel+BUPoint)*Point) && (OrderOpenPrice()<OrderStopLoss() || OrderStopLoss()==0))
                 {
                  m=OrderModify(OrderTicket(),OrderOpenPrice(),OrderOpenPrice()-BUPoint*Point,OrderTakeProfit(),0,Yellow);
                  return;
                 }
              }
           }
        }
     }
  }
//+------------------------------------------------------------------+
//| Expert tick function                                             |
//+------------------------------------------------------------------+
void OnTick()
  {
   double up=iCustom(NULL,0,IndName,"",Nlin,"",r0,"",t0,"",useClose,"",Nbars,5,Shift);
   double dn=iCustom(NULL,0,IndName,"",Nlin,"",r0,"",t0,"",useClose,"",Nbars,6,Shift);
   double strelka=iCustom(NULL,0,IndName,"",Nlin,"",r0,"",t0,"",useClose,"",Nbars,7,Shift);
   double krestik=iCustom(NULL,0,IndName,"",Nlin,"",r0,"",t0,"",useClose,"",Nbars,2,Shift);

   if(CountOrders()<1 && t!=Time[0])
     {
      OpenOrd();
      t=Time[0];
     }

   if(BULevel>0) BU();
   if(TrailingStop>0) Trailing();

   Comment("\n up: ",up,
           "\n dn: ",dn,
           "\n strelka: ",strelka,
           "\n krestik: ",krestik);
  }
//+------------------------------------------------------------------+