//+------------------------------------------------------------------+
//| Copyright 2005, Gordago Software Corp.                           |
//| http://www.gordago.com/                                          |
//| Done by: Osama Ben Shaban, Email: o_shaban@hotmail.com           |
//| The Method is presented by Ganbah                                |
//+------------------------------------------------------------------+


#property copyright "Copyright 2005, Gordago Software Corp."
#property link      "http://www.gordago.com"

#define MAGIC 943448

extern double lStopLoss = 22;
extern double sStopLoss = 22;
extern double lTakeProfit = 10;
extern double sTakeProfit = 10;
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 = "Generate from Gordago";
extern int Slippage = 1;
extern bool UseSound = True;
extern string NameFileSound = "alert.wav";
extern double Lots = 0.30;


void deinit() {
   Comment("");
}
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
int start(){
   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 diRSI0=iRSI(NULL,60,3,PRICE_CLOSE,0);
   double diRSI1=iRSI(NULL,60,3,PRICE_CLOSE,0);

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

      if ((diRSI0<20)){   
         OpenBuy();
         return(0);
      }

      if ((diRSI1>80)){  
         OpenSell();
         return(0);
      }
   }
   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 ModifyStopLoss(double ldStopLoss) { 
   bool fm;
   fm = OrderModify(OrderTicket(),OrderOpenPrice(),ldStopLoss,OrderTakeProfit(),0,CLR_NONE); 
   if (fm && 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); }