oder flow

//@version=5
indicator("Simplified Footprint", overlay=true)

// Get volume and close direction
isUp = close >= open
upVol = isUp ? volume : 0
downVol = isUp ? 0 : volume

// Plot as horizontal lines on each bar
plotshape(isUp, title="Buy Volume", location=location.abovebar,
color=color.green, style=shape.label, text=str.tostring(upVol))
plotshape(not isUp, title="Sell Volume", location=location.belowbar,
color=color.red, style=shape.label, text=str.tostring(downVol))