#!/bin/sh

help() { echo "volctl - change system volume
USAGE: volctl <toggle|up|down>"; }

[ "$#" -lt 1 ] && help >&2 && exit 1

case "$1" in
	toggle) wpctl set-mute @DEFAULT_SINK@ toggle ;;
	up) wpctl set-volume @DEFAULT_SINK@ 5%+ ;;
	down) wpctl set-volume @DEFAULT_SINK@ 5%- ;;
	*) help >&2; exit 1 ;;
esac

vol="$(wpctl get-volume @DEFAULT_SINK@ | tr -d .)"
vol="${vol#Volume: }"

notify() {
	if [ -n "$DISPLAY" ]; then
		notify-send -t 3000 -r 93475 "$1"
	else
		printf 'volume      : '
		wpctl get-volume @DEFAULT_SINK@
	fi
}

if [ "$vol" != "${vol% \[MUTED\]}" ]; then
	vol="${vol% \[MUTED\]}"
	muted=1
else
	muted=0
fi

vol="$(printf '%.0f' "$vol")"

msg=""
if [ "$vol" -gt "100" ]; then icon="📢"; msg=" Boosted"
elif [ "$vol" = "100" ]; then icon="🔊"; msg=" Maxed"
elif [ "$vol" -gt "70" ]; then icon="🔊"
elif [ "$vol" -gt "30" ]; then icon="🔉"
elif [ "$vol" -gt "0" ]; then icon="🔈"
else icon="🔇"
fi

if [ "$muted" -eq 1 ]; then
	notify "🔇 Volume Muted ($vol%)"
else
	notify "$icon Volume$msg: $vol%"
fi