jonas

//version=5
indicator("9:30 Candle Levels (30 min)", overlay=true)

// Detect 9:30 candle (exchange time)
is930 = (hour(time) == 9 and minute(time) == 30)

// How many minutes to extend
extendMinutes = 30

// Convert minutes → bars
barsToExtend = math.round(extendMinutes / timeframe.multiplier)

// Declare variables
float topWick = na
float bottomWick = na
float middleCandle = na

if is930
topWick := high
bottomWick := low
middleCandle := (high + low) / 2

endBar = bar_index + barsToExtend

// Draw horizontal lines
line.new(bar_index, topWick, endBar, topWick, xloc=xloc.bar_index, color=color.red, width=2)
line.new(bar_index, bottomWick, endBar, bottomWick, xloc=xloc.bar_index, color=color.green, width=2)
line.new(bar_index, middleCandle, endBar, middleCandle, xloc=xloc.bar_index, color=color.blue, width=2)