Buy signal is coming for next day on same price,i do not want repeat

AmiBroker
1 

_SECTION_BEGIN( "Price Chart" );
SetChartOptions( 0, chartShowArrows | chartShowDates );
_N( Title = StrFormat( "{{NAME}} - {{INTERVAL}} {{DATE}} Open %g, Hi %g, Lo %g, Close %g (%.1f%%) {{VALUES}}", O, H, L, C, SelectedValue( ROC( C, 1 ) ) ) );
Plot( C, "Close", ParamColor( "Color", colorBrightGreen ), styleNoTitle | ParamStyle( "Style" ) | GetPriceStyle() );
_SECTION_END();

_SECTION_BEGIN("Previous Days High & Low");


SetPositionSize(100,spsPercentOfEquity);

//SetPositionSize(80,spsPercentOfEquity);

function CDL( array )
{
    doy = DayOfYear();
    Lastdoy = doy == LastValue( doy );
    Dayline = array * Lastdoy;

    return IIf( Dayline, Dayline, Null );
}

H1 = TimeFrameGetPrice( "H", inDaily, -1 );
L1 = TimeFrameGetPrice( "L", inDaily, -1 );


H2=TimeFrameGetPrice( "H", inDaily, -2 );
L2 = TimeFrameGetPrice( "L", inDaily, -2 );

Insidecond= H2 > H1 AND L2 < L1 ;


 
  

//Plot( cdl( y1 ), "", colorGreen, styleLine + styleDots + styleNoRescale );

Plot( cdl( H1 ), "", colorGreen, styleThick + styleDashed + styleNoRescale );
Plot( cdl( L1 ), "", colorRed, styleThick + styleDashed + styleNoRescale );

DN = DateNum();
DayStart = DN != Ref(DN, -1);
DaysEnd = DN != Ref(DN, 1);

bullrange=L +(0.55*(H-L));
bullbar=C>bullrange;
bearrange=H -(0.55*(H-L));
bearbar=C<bearrange;


//marketstarttime = 091500;
sigendtime = 144449;
sqofftime = 151459;
sqoff = TimeNum() >=sqofftime;

dn = DateNum();
newDay = dn != Ref( dn,-1);

N = Param("Limit Trades",1,1,10,1); //Per Symbol Trade Limit


   Buycond= H > H1   AND DayStart AND  bullbar AND TimeNum()<=sigendtime;
  refh=ValueWhen (Buycond ,High);
   Buy = Cross(High ,refh) ;
   Buy = Buy AND Sum( Buy, BarsSince( newDay) +1 ) <= N;  //Limit to one trade per day
   BuyPrice=ValueWhen(Buy,refh);
  
    Sell=daysend;

      Buycont = Flip(Buy, Sell) ;
	  Sellcont = Flip(Sell, Buy) ;
    
    Buy = ExRem( Buy, Sell );
    Sell = ExRem( Sell, Buy );
    
    Buy  = ExRem( Buy, NewDay );
    Sell = ExRem( Sell, NewDay );
  
	
	Buy = Buy AND buycont ;
	Sell=Sell AND sellcont;
	
	PlotShapes(IIf(Buy, shapeUpArrow, shapeNone), colorYellow, 0, Low, -15, 0);
	PlotShapes(Sell * shapestar, colorBrightGreen, 0, High, 12);
	
	
	
	
Filter = Buy OR Sell;
SetOption( "NoDefaultColumns", True );
AddTextColumn( Name(),     "Symbol", 1.0, colorDefault, colorDefault, 80 );
AddColumn( DateTime(), "Date", formatDateTime, colorDefault, colorDefault, 70 );
AddColumn( C, "CMP", 1.2, colorDefault, colorDefault, 80 );
AddColumn(IIf(Buy,Buy,Sell),"signal",1,2);
AddColumn(IIf(Buy,BuyPrice,SellPrice),"entry/exit",1.2,colorDefault, colorDefault, 80) ;
//AddColumn(IIf(Short,Short,Cover),"signal",1,2);
//AddColumn(IIf(Short,BuyPrice,SellPrice),"entry/exit",1,2);
AddTextColumn( WriteIf( Buy, "Previous Day High Break", "Previous Day Low Break" ), "Trade", 1.0, colorDefault, colorDefault, 50 );

_SECTION_END();
	
	
	
	
	![Screenshot 2020-10-02 17.15.10|690x387](upload://67bVduLyHX5xv8GIc7N0aYULdXe.png)
2

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