#! /bin/bash

set_brightness() {
brightnessctl set "$1"
CURRENT=$(brightnessctl -m -d intel_backlight | awk -F, '{print substr($4, 0, length($4)-1)}')
dunstify -a "changeBrightness" -r 3 -u low -i brightness-high -h int:value:"$CURRENT" "Brightness: ${CURRENT}%"
}

if [ "$1" == "brightness" ]; then
  set_brightness "$2"
fi