//+--------------------------------------------------------------------------+
//|                                                      CCI_ea.mq4          |
//|                                        code by Newdigital                |
//|                                        http://www.forex-tsd.com          |
//|                                           using Gordago software         |
//|                                          http://www.gordago.com          |
//|                                                                          |
//| 21.02.2006  CCI_ea by idea of BrunoFX                                    |
//| (see the thread                                                          |
//| http://www.forex-tsd.com/suggestions-trading-systems/1089-cci_ea.html    |
//|                                                                          |
//+--------------------------------------------------------------------------+

#property copyright "BrunoFX and newdigital"
#property link      "http://www.forex-tsd.com"

extern int MAGIC = 976714;

extern string PARAMETERS_TRADE = "PARAMETERS TRADE";
extern double Lots = 0.10;
extern int Slippage = 4;
extern double lStopLoss = 20;
extern double sStopLoss = 20;
extern double lTakeProfit = 200;
extern double sTakeProfit = 200;
extern double lTrailingStop = 6;
extern double sTrailingStop = 6;

extern string PARAMETERS_EXPERT = "PARAMETERS EXPERT";
extern color clOpenBuy = Blue;
extern color clCloseBuy = Aqua;
extern color clOpenSell = Red;
extern color clCloseSell = Violet;
extern color clModiBuy = Blue;
extern color clModiSell = Red;
extern string Name_Expert = "CCI_ea";

extern string PARAMETERS_ALARM = "PARAMETERS ALARM";
extern bool UseSound = True;
extern string NameFileSound = "alert.wav";

extern string PARAMETERS_HOURS = "TRADING HOURS";
extern bool UseHourTrade = True;  
extern int FromHourTrade = 8;
extern int ToHourTrade = 18;

extern string PARAMETERS_INDICATOR_ONE  = "CCI";
extern int CCIPeriod_signal=14;//taking the signal to open buy or sell
extern int CCIPeriod_close_buy=14;
extern int CCIPeriod_close_sell=14;




void deinit() {
   Comment("");
}
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
int start(){
   if (UseHourTrade){
      if (!(Hour()>=FromHourTrade && Hour()<=ToHourTrade)) {
         Comment("Time for trade has not come else!");
         return(0);
      } else Comment("");
   }else Comment("");
   if(Bars<100){
      Print("bars less than 100");
      return(0);
   }
   if(lStopLoss<10){
      Print("StopLoss less than 10");
      return(0);
   }
   if(lTakeProfit<10){
      Print("TakeProfit less than 10");
      return(0);
   }
   if(sStopLoss<10){
      Print("StopLoss less than 10");
      return(0);
   }
   if(sTakeProfit<10){
      Print("TakeProfit less than 10");
      return(0);
   }

   double diCCI0=iCCI(NULL,0,CCIPeriod_signal,PRICE_TYPICAL,1);
   double diCCI1=iCCI(NULL,0,CCIPeriod_signal,PRICE_TYPICAL,0);
   double diCCI2=iCCI(NULL,0,CCIPeriod_signal,PRICE_TYPICAL,0);
   double d3=(0);
   double diCCI4=iCCI(NULL,0,CCIPeriod_signal,PRICE_TYPICAL,1);
   double diCCI5=iCCI(NULL,0,CCIPeriod_signal,PRICE_TYPICAL,0);
   double diCCI6=iCCI(NULL,0,CCIPeriod_signal,PRICE_TYPICAL,0);
   double d7=(0);
   double diCCI8=iCCI(NULL,0,CCIPeriod_close_buy,PRICE_TYPICAL,1);
   double diCCI9=iCCI(NULL,0,CCIPeriod_close_buy,PRICE_TYPICAL,0);
   double diCCI10=iCCI(NULL,0,CCIPeriod_close_buy,PRICE_TYPICAL,0);
   double d11=(0);
   double diCCI12=iCCI(NULL,0,CCIPeriod_close_sell,PRICE_TYPICAL,1);
   double diCCI13=iCCI(NULL,0,CCIPeriod_close_sell,PRICE_TYPICAL,0);
   double diCCI14=iCCI(NULL,0,CCIPeriod_close_sell,PRICE_TYPICAL,0);
   double d15=(0);

   if(AccountFreeMargin()<(1000*Lots)){
      Print("We have no money. Free Margin = ", AccountFreeMargin());
      return(0);
   }
   if (!ExistPositions()){

      if ((diCCI0<diCCI1 && diCCI2>=d3)){
         OpenBuy();
         return(0);
      }

      if ((diCCI4>diCCI5 && diCCI6<=d7)){
         OpenSell();
         return(0);
      }
   }
   if (ExistPositions()){
      if(OrderType()==OP_BUY){

         if ((diCCI8>diCCI9 && diCCI10<=d11)){
            CloseBuy();
            return(0);
         }
      }
      if(OrderType()==OP_SELL){

         if ((diCCI12<diCCI13 && diCCI14>=d15)){
            CloseSell();
            return(0);
         }
      }
   }
   TrailingPositionsBuy(lTrailingStop);
   TrailingPositionsSell(sTrailingStop);
   return (0);
}

bool ExistPositions() {
	for (int i=0; i<OrdersTotal(); i++) {
		if (OrderSelect(i, SELECT_BY_POS, MODE_TRADES)) {
			if (OrderSymbol()==Symbol() && OrderMagicNumber()==MAGIC) {
				return(True);
			}
		} 
	} 
	return(false);
}
void TrailingPositionsBuy(int trailingStop) { 
   for (int i=0; i<OrdersTotal(); 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) 
                     ModifyStopLoss(Bid-trailingStop*Point); 
               } 
            } 
         } 
      } 
   } 
} 
void TrailingPositionsSell(int trailingStop) { 
   for (int i=0; i<OrdersTotal(); i++) { 
      if (OrderSelect(i, SELECT_BY_POS, MODE_TRADES)) { 
         if (OrderSymbol()==Symbol() && OrderMagicNumber()==MAGIC) { 
            if (OrderType()==OP_SELL) { 
               if (OrderOpenPrice()-Ask>trailingStop*Point) { 
                  if (OrderStopLoss()>Ask+trailingStop*Point || OrderStopLoss()==0)  
                     ModifyStopLoss(Ask+trailingStop*Point); 
               } 
            } 
         } 
      } 
   } 
} 
void ModifyStopLoss(double ldStopLoss) { 
   bool fm;
   fm = OrderModify(OrderTicket(),OrderOpenPrice(),ldStopLoss,OrderTakeProfit(),0,CLR_NONE); 
   if (fm && UseSound) PlaySound(NameFileSound); 
} 

void CloseBuy() { 
   bool fc; 
   fc=OrderClose(OrderTicket(), OrderLots(), Bid, Slippage, clCloseBuy); 
   if (fc && UseSound) PlaySound(NameFileSound); 
} 
void CloseSell() { 
   bool fc; 
   fc=OrderClose(OrderTicket(), OrderLots(), Ask, Slippage, clCloseSell); 
   if (fc && UseSound) PlaySound(NameFileSound); 
} 
void OpenBuy() { 
   double ldLot, ldStop, ldTake; 
   string lsComm; 
   ldLot = GetSizeLot(); 
   ldStop = GetStopLossBuy(); 
   ldTake = GetTakeProfitBuy(); 
   lsComm = GetCommentForOrder(); 
   OrderSend(Symbol(),OP_BUY,ldLot,Ask,Slippage,ldStop,ldTake,lsComm,MAGIC,0,clOpenBuy); 
   if (UseSound) PlaySound(NameFileSound); 
} 
void OpenSell() { 
   double ldLot, ldStop, ldTake; 
   string lsComm; 

   ldLot = GetSizeLot(); 
   ldStop = GetStopLossSell(); 
   ldTake = GetTakeProfitSell(); 
   lsComm = GetCommentForOrder(); 
   OrderSend(Symbol(),OP_SELL,ldLot,Bid,Slippage,ldStop,ldTake,lsComm,MAGIC,0,clOpenSell); 
   if (UseSound) PlaySound(NameFileSound); 
} 
string GetCommentForOrder() { 	return(Name_Expert); } 
double GetSizeLot() { 	return(Lots); } 
double GetStopLossBuy() { 	return (Bid-lStopLoss*Point);} 
double GetStopLossSell() { 	return(Ask+sStopLoss*Point); } 
double GetTakeProfitBuy() { 	return(Ask+lTakeProfit*Point); } 
double GetTakeProfitSell() { 	return(Bid-sTakeProfit*Point); }