//+------------------------------------------------------------------+
//|                                                       RSI EA.mq4 |
//|                        Copyright 2015, MetaQuotes Software Corp. |
//|                           http://free-bonus-deposit.blogspot.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2015, dXerof"
#property link      "http://free-bonus-deposit.blogspot.com"
#property version   "1.00"
#property strict

input bool   OpenBUY=True;
input bool   OpenSELL=True;
input bool   CloseBySignal=True;
input double StopLoss=0;
input double TakeProfit=0;
input double TrailingStop=0;
input int    RSIperiod=14;
input double BuyLevel=30;
input double SellLevel=70;
input bool   AutoLot=True;
input double Risk=10;
input double ManualLots=0.1;
input int    MagicNumber=123;
input string Koment="RSIea";
input int    Slippage=10;
//---
int OrderBuy,OrderSell;
int ticket;
int LotDigits;
double Trail,iTrailingStop;
//+------------------------------------------------------------------+
//| Expert initialization function                                   |
//+------------------------------------------------------------------+
int init()
  {
   return(0);
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
int deinit()
  {
   return(0);
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
int start()
  {
   double stoplevel=MarketInfo(Symbol(),MODE_STOPLEVEL);
   OrderBuy=0;
   OrderSell=0;
   for(int cnt=0; cnt<OrdersTotal(); cnt++)
     {
      if(OrderSelect(cnt,SELECT_BY_POS,MODE_TRADES))
         if(OrderSymbol()==Symbol() && OrderMagicNumber()==MagicNumber && OrderComment()==Koment)
           {
            if(OrderType()==OP_BUY) OrderBuy++;
            if(OrderType()==OP_SELL) OrderSell++;
            if(TrailingStop>0)
              {
               iTrailingStop=TrailingStop;
               if(TrailingStop<stoplevel) iTrailingStop=stoplevel;
               Trail=iTrailingStop*Point;
               double tsbuy=NormalizeDouble(Bid-Trail,Digits);
               double tssell=NormalizeDouble(Ask+Trail,Digits);
               if(OrderType()==OP_BUY && Bid-OrderOpenPrice()>Trail && Bid-OrderStopLoss()>Trail)
                 {
                  ticket=OrderModify(OrderTicket(),OrderOpenPrice(),tsbuy,OrderTakeProfit(),0,Blue);
                 }
               if(OrderType()==OP_SELL && OrderOpenPrice()-Ask>Trail && (OrderStopLoss()-Ask>Trail || OrderStopLoss()==0))
                 {
                  ticket=OrderModify(OrderTicket(),OrderOpenPrice(),tssell,OrderTakeProfit(),0,Blue);
                 }
              }
           }
     }
   double rsi=iRSI(Symbol(),0,RSIperiod,PRICE_CLOSE,0);
   double rsi1=iRSI(Symbol(),0,RSIperiod,PRICE_CLOSE,1);
// double HTb=iCustom(Symbol(),0,"HalfTrend-1.02",0,0); //buy
// double HTs=iCustom(Symbol(),0,"HalfTrend-1.02",1,0); //buy
//--- open position
   if(OpenSELL && OrderSell<1 && rsi<SellLevel && rsi1>SellLevel) OPSELL();
   if(OpenBUY && OrderBuy<1 && rsi>BuyLevel && rsi1<BuyLevel) OPBUY();
//--- close position by signal
   if(CloseBySignal)
     {
      if(OrderBuy>0 && rsi<SellLevel && rsi1>SellLevel) CloseBuy();
      if(OrderSell>0 && rsi>BuyLevel && rsi1<BuyLevel) CloseSell();
     }
//---
   return(0);
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void OPBUY()
  {
   double StopLossLevel;
   double TakeProfitLevel;
   if(StopLoss>0) StopLossLevel=Bid-StopLoss*Point; else StopLossLevel=0.0;
   if(TakeProfit>0) TakeProfitLevel=Ask+TakeProfit*Point; else TakeProfitLevel=0.0;

   ticket=OrderSend(Symbol(),OP_BUY,LOT(),Ask,Slippage,StopLossLevel,TakeProfitLevel,Koment,MagicNumber,0,DodgerBlue);
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void OPSELL()
  {
   double StopLossLevel;
   double TakeProfitLevel;
   if(StopLoss>0) StopLossLevel=Ask+StopLoss*Point; else StopLossLevel=0.0;
   if(TakeProfit>0) TakeProfitLevel=Bid-TakeProfit*Point; else TakeProfitLevel=0.0;
//---
   ticket=OrderSend(Symbol(),OP_SELL,LOT(),Bid,Slippage,StopLossLevel,TakeProfitLevel,Koment,MagicNumber,0,DeepPink);
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void CloseSell()
  {
   int  total=OrdersTotal();
   for(int y=OrdersTotal()-1; y>=0; y--)
     {
      if(OrderSelect(y,SELECT_BY_POS,MODE_TRADES))
         if(OrderSymbol()==Symbol() && OrderType()==OP_SELL && OrderMagicNumber()==MagicNumber)
           {
            ticket=OrderClose(OrderTicket(),OrderLots(),OrderClosePrice(),5,Black);
           }
     }
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void CloseBuy()
  {
   int  total=OrdersTotal();
   for(int y=OrdersTotal()-1; y>=0; y--)
     {
      if(OrderSelect(y,SELECT_BY_POS,MODE_TRADES))
         if(OrderSymbol()==Symbol() && OrderType()==OP_BUY && OrderMagicNumber()==MagicNumber)
           {
            ticket=OrderClose(OrderTicket(),OrderLots(),OrderClosePrice(),5,Black);
           }
     }
  }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
double LOT()
  {
   double lotsi;
   double ilot_max =MarketInfo(Symbol(),MODE_MAXLOT);
   double ilot_min =MarketInfo(Symbol(),MODE_MINLOT);
   double tick=MarketInfo(Symbol(),MODE_TICKVALUE);
//---
   double  myAccount=AccountBalance();
//---
   if(ilot_min==0.01) LotDigits=2;
   if(ilot_min==0.1) LotDigits=1;
   if(ilot_min==1) LotDigits=0;
//---
   if(AutoLot)
     {
      lotsi=NormalizeDouble((myAccount*Risk)/10000,LotDigits);
        } else { lotsi=ManualLots;
     }
//---
   if(lotsi>=ilot_max) { lotsi=ilot_max; }
//---
   return(lotsi);
  }
//+------------------------------------------------------------------+