dotfiles/local-bin/brightness

#!/bin/sh

# script to display the brightness state in dwmblocks

#printf "🔆 %s%%\\n" "$(xbacklight -get | sed 's/\..*$//')"
#exit

device=$(brightnessctl -l | grep "class 'backlight'" | tail -n +2 | awk '{print $2}' | tr -d "'")
if brightnessctl -l | grep "class 'backlight'" | grep -q "^Device 'intel_backlight'\|^Device 'acpi_video"; then
    device="$(brightnessctl -l | grep "class 'backlight'" | awk '{print $2}' | tr -d "'")"
fi
[ -z "$device" ] && { printf ""; exit; }

printf "%s" "$(brightnessctl -d "${device}" | grep Current | \
    awk -F '[)(]' '{print $2}' | sed 's/%$//')"