Open Interest Top

//version=5
indicator("Open Interest Top", "OI Top", format = format.volume)

bool overwriteSymbolInput = input.bool(false, "Override symbol", inline = "Override symbol")
string tickerInput = input.symbol("", "", inline = "Override symbol")

string symbolOnly = syminfo.ticker(tickerInput)
string userSymbol = overwriteSymbolInput ? symbolOnly : syminfo.prefix + ":" + syminfo.ticker
string openInterestTicker = str.format("{0}_OI", userSymbol)
string timeframe = syminfo.type == "futures" and timeframe.isintraday ? "1D" : timeframe.period
[oiOpen, oiHigh, oiLow, oiClose, oiColorCond] = request.security(openInterestTicker, timeframe, [open, high, low, close, close > close[1]], ignore_invalid_symbol = true)
oiOpen := oiOpen ? oiOpen : na
oiHigh := oiHigh ? oiHigh : na
oiLow := oiLow ? oiLow : na

if barstate.islastconfirmedhistory and na(oiClose)
runtime.error(str.format("No Open Interest data found for the {0} symbol.", userSymbol))

hasOHLC = ta.cum(oiOpen)
color openInterestColor = oiColorCond ? color.teal : color.red
plot(hasOHLC ? na : oiClose, "Futures Open Interest", openInterestColor, style = plot.style_stepline, linewidth = 4)
plotcandle(oiOpen, oiHigh, oiLow, hasOHLC ? oiClose : na, "Crypto Open Interest", color = openInterestColor, wickcolor = openInterestColor, bordercolor = openInterestColor)

plot(oiClose)