#!/bin/sh

case $1 in
up)
  wpctl set-mute @DEFAULT_AUDIO_SINK@ 0
  wpctl set-volume -l 1.0 @DEFAULT_AUDIO_SINK@ 5%+
  ;;
down)
  wpctl set-mute @DEFAULT_AUDIO_SINK@ 0
  wpctl set-volume -l 1.0 @DEFAULT_AUDIO_SINK@ 5%-
  ;;
mute)
  wpctl set-mute @DEFAULT_AUDIO_SINK@ toggle
  ;;
esac

VOLUME=$(wpctl get-volume @DEFAULT_AUDIO_SINK@ | tr -dc '0-9' | sed 's/^0\{1,2\}//')

send_notification() {
  if [ "$1" = "mute" ]; then ICON="mute"; elif [ "$VOLUME" -lt 33 ]; then ICON="low"; elif [ "$VOLUME" -lt 66 ]; then ICON="medium"; else ICON="high"; fi
  if [ "$1" = "mute" ]; then TEXT="Currently muted"; else TEXT="Currently at ${VOLUME}%"; fi

  dunstify -a "Volume" -r 9993 -h int:value:"$VOLUME" -i "volume-$ICON" "Volume" "$TEXT" -t 2000
}

case $1 in
mute)
  case "$(wpctl get-volume @DEFAULT_AUDIO_SINK@)" in
  *MUTED*) send_notification mute ;;
  *) send_notification ;;
  esac
  ;;
*)
  send_notification
  ;;
esac