#property copyright ""
#property link      ""

#property indicator_separate_window
#property indicator_minimum -35.0
#property indicator_maximum 35.0
#property indicator_buffers 4
#property indicator_level2 12.0
#property indicator_level3 -12.0

input color              HistoUpClr      = clrDodgerBlue;
input color              HistoDnClr      = clrMagenta;
input color              DotUpClr        = clrBlue;
input color              DotDnClr        = clrRed;
input color              LevelClr        = clrWhite;
input bool               alertsOn        = false;
input bool               alertsOnCurrent = false;
input bool               alertsMessage   = true;
input bool               alertsSound     = false;
input bool               alertsEmail     = false;
input bool               alertsNotify    = false;

double AboveBuff[];
double ShortBuff[];
double LongBuffe[];
double BelowBuff[];

// ---
int init() {
   SetIndexBuffer(0, AboveBuff); SetIndexStyle(0, DRAW_HISTOGRAM, EMPTY, 2,HistoDnClr);                          // Lime Above 0
   SetIndexBuffer(1, BelowBuff); SetIndexStyle(1, DRAW_HISTOGRAM, EMPTY, 2,HistoUpClr);                          // Lime Below 0
   SetIndexBuffer(2, ShortBuff); SetIndexStyle(2, DRAW_ARROW, EMPTY, 2,DotDnClr);       SetIndexArrow(2, 108); // Red
   SetIndexBuffer(3, LongBuffe); SetIndexStyle(3, DRAW_ARROW, EMPTY, 2,DotUpClr);       SetIndexArrow(3, 108); // Blue
   
   SetLevelStyle(STYLE_DOT,0,LevelClr);
   
   SetIndexLabel(0, "Above");
   SetIndexLabel(1, "Below");   
   SetIndexLabel(2, NULL);  
   SetIndexLabel(3, NULL);  
   

   IndicatorShortName("ProfessionalSwing");
   return (0);
}
	 	    			  		  		   		 	 	 	 	 		 						 	   				  	   	 		 			  			  	     		  	 			   	 	     			 	 		 		     			 	 	  		 	  		   			 			    	
// ---
void deinit() {
   Comment("");
}
		    			 	 			 	 	  	  		  	   	 				 			     		 	 	 	 		 	 	 	 	 		 		 		  	    					   		  	    	 					 	  	    	 			 	 	 		 	 	  	 	   	  	 	
// ---
void start() {
   double Temp;
   double Main;
   double Minr;
   int Limit;
   int CntBr = IndicatorCounted();
   if (CntBr >= 0) {
      if (CntBr > 0) CntBr--;
      Limit = Bars - CntBr;
      for (int i = 0; i < Bars; i++) {
         Temp = 0.0;
         for (int j = i; j < i + 5; j++) Temp += (High[j] + Low[j]) / 2.0;
         Main = Temp / 5.0;
         Temp = 0.0;
         for (j = i; j < i + 5; j++) Temp += High[j] - Low[j];
         Minr = 0.2 * (Temp / 5.0);
         AboveBuff[i] = 3.0 * (High[i]  - Main) / Minr;
         BelowBuff[i] = 3.0 * (Low[i]   - Main) / Minr;
      }
      for (i = 0; i < Limit; i++) {
         if (AboveBuff[i] >  24.0) ShortBuff[i] =  25;
         if (BelowBuff[i] < -24.0) LongBuffe[i] = -25;
      }
   }
   manageAlerts();
}

//------------
void manageAlerts()
{
   if (alertsOn)
   {
      //if (alertsOnCurrent)
      //     int whichBar = 0;
      //else     whichBar = 1;
      int whichBar = 1; if (alertsOnCurrent) whichBar = 0;
      if (ShortBuff[whichBar] != EMPTY_VALUE || LongBuffe[whichBar] != EMPTY_VALUE)
      {
         if (LongBuffe[whichBar] != EMPTY_VALUE) doAlert(whichBar,"up");
         if (ShortBuff[whichBar] != EMPTY_VALUE) doAlert(whichBar,"down");
      }
   }
}

//
//
//

void doAlert(int forBar, string doWhat)
{
   static string   previousAlert="nothing";
   static datetime previousTime;
   
   if (previousAlert != doWhat || previousTime != Time[forBar]) {
       previousAlert  = doWhat;
       previousTime   = Time[forBar];

       //
       //
       //
       //
       //

       string message = timeFrameToString(_Period)+" "+_Symbol+" at "+TimeToString(TimeLocal(),TIME_SECONDS)+" Prof. Swing "+doWhat;
          if (alertsMessage) Alert(message);
          if (alertsNotify)  SendNotification(message);
          if (alertsEmail)   SendMail(_Symbol+" Prof. Swing",message);
          if (alertsSound)   PlaySound("alert2.wav");
   }
}
//-------------------------------------------------------------------
//
//-------------------------------------------------------------------

string sTfTable[] = {"M1","M5","M15","M30","H1","H4","D1","W1","MN"};
int    iTfTable[] = {1,5,15,30,60,240,1440,10080,43200};

string timeFrameToString(int tf)
{
   for (int i=ArraySize(iTfTable)-1; i>=0; i--) 
         if (tf==iTfTable[i]) return(sTfTable[i]);
                              return("");
}
int timeFrameValue(int _tf)
{
   int add  = (_tf>=0) ? 0 : fabs(_tf);
   if (add != 0) _tf = _Period;
   int size = ArraySize(iTfTable); 
      int i =0; for (;i<size; i++) if (iTfTable[i]==_tf) break;
                                   if (i==size) return(_Period);
                                                return(iTfTable[(int)fmin(i+add,size-1)]);
}