_SECTION_BEGIN("NICK MA Swing");
SetBarsRequired(200,0);
GraphXSpace = 5;
SetChartOptions(0,chartShowArrows|chartShowDates);
k = Param("K", 1.5, 1, 5, 0.1);
Per = Param("ATR", 3, 1, 30, 0.50);
k1 = Optimize("K", 1, 0.1, 5, 0.1);
Per1 = Optimize("ATR", 3, 1, 30, 0.50);
HACLOSE=(O+H+L+C)/4;
HaOpen = AMA( Ref( HaClose,  -1 ),  0.5 );
HaHigh = Max( H,  Max( HaClose,  HaOpen ) );
HaLow = Min( L,  Min( HaClose,  HaOpen ) );
//PlotOHLC( HaOpen, HaHigh, HaLow, HaClose, "" + Name(), colorGreen, styleCandle |styleNoLabel );
//PlotOHLC( HaOpen, HaHigh, HaLow, HaClose, "" + Name(), colorWhite, styleCandle | styleNoLabel );
Plot(C, "", IIf(O>=C, colorPink, colorBlue), ParamStyle("Price Style",styleCandle,maskPrice));
j=Haclose;
//=======================================================================================================================
//=========================Indicator==============================================================================================
f=ATR(14);

rfsctor = WMA(H-L, Per);

revers = k * rfsctor;

Trend = 1;  
NW[0] = 0;  


for(i = 1; i < BarCount; i++)
{
 if(Trend[i-1] == 1)                
 {
  if(j[i] < NW[i-1])                 
  {
   Trend[i] = -1;                   
   NW[i] = j[i] + Revers[i];        
  }
  else                              
  {
   Trend[i] = 1;
   if((j[i] - Revers[i]) > NW[i-1])
   {
    NW[i] = j[i] - Revers[i]; 
   }
   else
   {
    NW[i] = NW[i-1];
   }
  } 
 }
 if(Trend[i-1] == -1)               
 {
  if(j[i] > NW[i-1])                
  {
   Trend[i] = 1;                    
   NW[i] = j[i] - Revers[i];        
  }
  else                              
  {
   Trend[i] = -1;
   if((j[i] + Revers[i]) < NW[i-1]) 
   {
    NW[i] = j[i] + Revers[i]; 
   }
   else
   {
    NW[i] = NW[i-1];
   }
  }
 }
}

//===============system================

Plot(NW, "", IIf(Trend == 1, 27, 4), 4);
Buy=Cover=Cross(j,nw);
Sell=Short=Cross(nw,j);
shape = Buy * shapeUpArrow + Sell * shapeDownArrow;
PlotShapes( shape, IIf( Buy, colorGreen, colorRed ), 0, IIf( Buy, Low-f, High+f)); 
_SECTION_END();

ClientID = ParamStr("ClientId","000000");
Symbol= ParamStr("Symbol","NIFTY13DECFUT");
Price=NumToStr(C,8.3,True);
Quantity=Param("Quantity",1,1,100,1);
OE = ParamList("Order Execution","Immediate,On Candle Completion",1);
AT = ParamToggle("AutoTrade","No,Yes");

if(OE=="On Candle Completion")
{
Buy=Ref(Buy,-1);
Short=Ref(Short,-1);
Sell=Ref(Sell,-1);
Cover=Ref(Cover,-1);
}

AplliedQuantity=IIf(LastValue(Buy) AND LastValue(Cover) OR LastValue(Short) AND LastValue(Sell),Quantity*1,Quantity);
RefNumber = Nz(StaticVarGet("RefNumber"));
Checkdt=Nz(StaticVarGet("lastdt"));
dt = LastValue( DateTime() );
Cond=LastValue(Buy) OR LastValue(Short) OR LastValue(Sell) OR LastValue(Cover);

if(AT)
{
	plus = CreateStaticObject("Nest.PlusApi");
	if(plus)
	{
		plus.SetObjectName(ClientID);
		if(Cond AND Checkdt != dt )
		{
			if(LastValue(Buy) OR LastValue(Cover)){plus.PlaceOrder("BUY",RefNumber,"NFO",Symbol,"DAY","LIMIT",AplliedQuantity,Price,0,1,"MIS",ClientID);}
			if(LastValue(Short) OR LastValue(Sell)){plus.PlaceOrder("SELL",RefNumber,"NFO",Symbol,"DAY","LIMIT",AplliedQuantity,Price,0,1,"MIS",ClientID);}
			StaticVarSet("RefNumber",RefNumber+1);
			StaticVarSet("lastdt",dt );
		}
	}
}