declare upper;

#--- Inputs
input length = 5;
input tradetype = { default "long", "short", "both" };
input paintbars = yes;
input showVerticalLines = yes;
input sharesize = 1;
#--- End Inputs


#--- RSI and Smoothed Inverse RSI Calculation
def R = reference RSI(length, close) - 50;
def AvgRSI = MovingAverage(AverageType.Exponential,R,9);
def iRSI = (Power(Double.E, 2 * AvgRSI) - 1) / (Power(Double.E, 2 * AvgRSI) + 1);
def Inverse_RSI = iRSI;
#--- End RSI and Smoothed Calculation

#--- Add VerticalLine
def sqzAlert = reference TTM_Squeeze().SqueezeAlert; #Hint -Used for candle price color
# and sqzAlert == 1
AddVerticalLine(showVerticalLines and (tradetype == tradetype.long or tradetype == tradetype.both) and (iRSI > 0) and (iRSI[1] < 0), "Entry BUY", Color.GRAY);
AddVerticalLine(showVerticalLines and (tradetype == tradetype.short or tradetype == tradetype.both) and (iRSI[1] > 0) and (iRSI < 0), "Entry SELL", Color.YELLOW);
AssignPriceColor(if paintbars and (tradetype == tradetype.long or tradetype == tradetype.both) and iRSI > 0  then Color.GREEN else if paintbars and (tradetype == tradetype.short or tradetype == tradetype.both) and iRSI < 0 then Color.RED else if paintbars  then Color.GRAY else Color.Current);


AddOrder(OrderType.BUY_TO_OPEN, iRSI > 0 and iRSI[1] < 0 and (tradetype == tradetype.long or tradetype == tradetype.both), open, tickcolor = GetColor(9), arrowcolor = GetColor(9), name = "LONG",tradeSize = sharesize);
AddOrder(OrderType.SELL_TO_CLOSE, iRSI < 0 and iRSI[1] > 0 and (tradetype == tradetype.long or tradetype == tradetype.both),open, tickcolor = GetColor(9), arrowcolor = GetColor(9), name = "LONG_EXIT", tradeSize = sharesize);

AddOrder(OrderType.SELL_TO_OPEN,iRSI < 0 and iRSI[1] > 0 and (tradetype == tradetype.short or tradetype == tradetype.both),open, tickcolor = GetColor(8), arrowcolor = GetColor(8), name = "SHORT", tradeSize = sharesize);
AddOrder(OrderType.BUY_TO_CLOSE, iRSI > 0 and iRSI[1] < 0 and (tradetype == tradetype.short or tradetype == tradetype.both),open, tickcolor = GetColor(8), arrowcolor = GetColor(8), name = "SHORT_EXIT", tradeSize = sharesize);;


def Buy = (iRSI > 0) and (iRSI[1] < 0);
def Sell = (iRSI[1] > 0) and (iRSI < 0);

# Alerts
Alert(Buy, "UP arrow alert", Alert.Bar, Sound.Chimes);
Alert(Sell, "DOWN arrow alert", Alert.Bar, Sound.Chimes);