#!/usr/bin/env bash

msgTag="voldunst"

case "$1" in
  mute)
    pactl set-sink-mute @DEFAULT_SINK@ toggle > /dev/null
    ;;
  *)
    pactl set-sink-volume @DEFAULT_SINK@ "$1" > /dev/null
    ;;
esac

volume="$(pactl get-sink-volume @DEFAULT_SINK@ | head -1 | awk '{ print $5 }')"
mute="$(pactl get-sink-mute @DEFAULT_SINK@ | cut -d' ' -f2)"
if [[ $volume == "0%" || "$mute" == "yes" ]]; then
    dunstify -a "changeVolume" -u low \
      -h string:x-dunst-stack-tag:$msgTag "Volume muted" 
else
    dunstify -a "changeVolume" -u low \
      -h string:x-dunst-stack-tag:$msgTag \
      -h int:value:"$volume" "Volume: ${volume}"
fi