#!/bin/sh

OSD_CAT="osd_cat -p top -A center -f \"Helvetica Neue Bold 28\" \
	-b percentage -o 150 -c \"#00ee00\" -s 1 -l 1 -d 1"

case "$1" in
up)
	sndioctl -q output.mute=0 output.level=+0.025
	VAL=`sndioctl -n output.level`
	PERC=`echo "${VAL} 100 * p" | dc`
	pgrep -q sdorfehs || \
		(pkill osd_cat; sh -c "${OSD_CAT} -T Volume -P ${PERC}")
	;;
down)
	sndioctl -q output.mute=0 output.level=-0.025
	VAL=`sndioctl -n output.level`
	PERC=`echo "${VAL} 100 * p" | dc`
	pgrep -q sdorfehs || \
		(pkill osd_cat; sh -c "${OSD_CAT} -T Volume -P ${PERC}")
	;;
mute)
	if [ `sndioctl -n output.mute` = "0" ]; then
		sndioctl -q output.mute=1
		pgrep -q sdorfehs || \
			(pkill osd_cat; sh -c "${OSD_CAT} -T 'Volume - Mute' -P 0")
	else
		sndioctl -q output.mute=0
		VAL=`sndioctl -n output.level`
		PERC=`echo "${VAL} 100 * p" | dc`
		pgrep -q sdorfehs || \
			(pkill osd_cat; sh -c "${OSD_CAT} -T Volume -P ${PERC}")
	fi
	;;
*)
	echo "unknown command \"${1}\""
	exit 1
	;;
esac

pkill -USR1 i3status
exit 0