Nifty Futures vs ATM Option Candle Mismatch

//version=5
indicator("Nifty Futures vs ATM Option Candle Mismatch", overlay=true)

// === Input symbols (modify these as needed) ===
niftySymbol = input.symbol("NSE:NIFTY1!", "Nifty Futures Symbol")
atmOptionSymbol = input.symbol("NSE:NIFTY24JUN22400CE", "ATM Option Symbol") // Replace with real ATM symbol dynamically

// === Get 5-min candles from both instruments ===
niftyClose = request.security(niftySymbol, "5", close)
niftyOpen = request.security(niftySymbol, "5", open)

optionClose = request.security(atmOptionSymbol, "5", close)
optionOpen = request.security(atmOptionSymbol, "5", open)

// === Determine candle color (green or red) ===
niftyGreen = niftyClose > niftyOpen
optionGreen = optionClose > optionOpen

// === Condition: Mismatch in candle direction ===
mismatch = (niftyGreen != optionGreen)

// === Plot an icon or background when mismatch occurs ===
plotshape(mismatch, title="Mismatch Signal", location=location.abovebar, color=color.red, style=shape.triangledown, size=size.small)
bgcolor(mismatch ? color.new(color.red, 85) : na, title="Mismatch Background")