#!/bin/sh
# Reduce brightness by 5%
# Depends on 'community/brightnessctl'

brightness=$(brightnessctl s 5%- | grep -o "[0-9]*%")
brightness="${brightness%\%*}" # Remove percentage sign

case 1 in
    $((brightness >= 100)) ) bar="━━━━━━━━━━" ;;
    $((brightness >= 90))  ) bar="━━━━━━━━━─" ;;
    $((brightness >= 80))  ) bar="━━━━━━━━──" ;;
    $((brightness >= 70))  ) bar="━━━━━━━───" ;;
    $((brightness >= 60))  ) bar="━━━━━━────" ;;
    $((brightness >= 50))  ) bar="━━━━━─────" ;;
    $((brightness >= 40))  ) bar="━━━━──────" ;;
    $((brightness >= 30))  ) bar="━━━───────" ;;
    $((brightness >= 20))  ) bar="━━────────" ;;
    $((brightness >= 10))  ) bar="━─────────" ;;
    $((brightness >= 0))   ) bar="──────────" ;;
    $((brightness = 0))    ) bar="──────────" ;;
esac

notify-send -u low --replace-id=10 "󰃞 Brightness" "$bar"