#!/bin/sh
pactl set-sink-mute @DEFAULT_SINK@ 0
if [ "$1" = "up" ]; then
  if [ "$(pactl list sinks | grep '^[[:space:]]Volume:' |     head -n $(( $SINK + 1 )) | tail -n 1 | sed -e 's,.* \([0-9][0-9]*\)%.*,\1,')" = "100" ]; then
    exit
  else
    pactl set-sink-volume @DEFAULT_SINK@ +$2%
  fi
elif [ "$1" = "down" ]; then
  pactl set-sink-volume @DEFAULT_SINK@ -$2%
  if [ "$(pactl list sinks | grep '^[[:space:]]Volume:' |     head -n $(( $SINK + 1 )) | tail -n 1 | sed -e 's,.* \([0-9][0-9]*\)%.*,\1,')" = "0" ]; then
    pactl set-sink-mute @DEFAULT_SINK@ 1
  else
    pactl set-sink-mute @DEFAULT_SINK@ 0
  fi
fi