#!/usr/bin/env bash 

# You can call this script like this:
# volumecontrol up
# volumecontrol down
# volumecontrol mute

function get_volume {
    # pactl get-sink-volume @DEFAULT_SINK@ | grep '%' | cut -d '%' -f 1 | cut -d ' ' -f 6
    echo "scale=1; $(mixer vol | grep 'vol.volume=' | cut -d '=' -f 2 | cut -d ':' -f 1)*100" | bc | cut -d '.' -f 1
}

function is_mute {
    # pactl get-sink-mute @DEFAULT_SINK@ | grep 'Mute: yes' >> /dev/null
    mixer vol | grep 'vol.mute=on' >> /dev/null
}

function send_notification {
	volume=$(get_volume)
    # Make the bar with the special character ─ (it's not dash -)
    # https://en.wikipedia.org/wiki/Box-drawing_character
	if [[ $volume == "100" ]]; then
		icon=""
	elif [[ $volume -ge "89" && $volume -le "100" ]]; then
		icon=""
	elif [[ $volume -ge "79" && $volume -le "90" ]]; then
		icon=""
	elif [[ $volume -ge "69" && $volume -le "80" ]]; then
		icon=""
	elif [[ $volume -ge "59" && $volume -le "70" ]]; then
		icon=""
	elif [[ $volume -ge "49" && $volume -le "60" ]]; then
		icon=""
	elif [[ $volume -ge "39" && $volume -le "50" ]]; then
		icon=""
	elif [[ $volume -ge "29" && $volume -le "40" ]]; then
		icon=""
	elif [[ $volume -ge "19" && $volume -le "30" ]]; then
		icon=""
	elif [[ $volume -ge "9" && $volume -le "20" ]]; then
		icon=""
	elif [[ $volume -gt "0" && $volume -le "10" ]]; then
		icon=""
	elif [[ $volume -eq "0" ]]; then
		icon=""
		# volume="M "
	fi
bar=$(seq -s "─" $(($volume/5)) | sed 's/[0-9]//g')
# Send the notification
fyi --hint=string:x-canonical-private-synchronous:volumecontrol -u normal "$icon  $bar  $volume"
}

case $1 in
    up)
	# pactl set-sink-mute @DEFAULT_SINK@ 0
	mixer vol.mute=off
	# Up the volume (+ 2%)
	# pactl set-sink-volume @DEFAULT_SINK@ +2%
	mixer vol.volume=+2%
	mixer vol > ~/.cache/audio-volume
	send_notification
	# canberra-gtk-play -i audio-volume-change
	;;
    down)
	# pactl set-sink-mute @DEFAULT_SINK@ 0
	mixer vol.mute=off
	# pactl set-sink-volume @DEFAULT_SINK@ -2%
	mixer vol.volume=-2%
	mixer vol > ~/.cache/audio-volume
	send_notification
	# canberra-gtk-play -i audio-volume-change
	;;
    mute)
    	# Toggle mute
	# pactl set-sink-mute @DEFAULT_SINK@ toggle
	mixer vol.mute=toggle
	mixer vol > ~/.cache/audio-volume
	if is_mute ; then
	icon="󰝟"
	fyi --hint=string:x-canonical-private-synchronous:volumecontrol -u normal "$icon  Audio Muted"
	else
	    send_notification
	    # canberra-gtk-play -i audio-volume-change
	fi
	;;
    *)
	volume="$(get_volume)"

	if [[ $volume == "100" ]]; then
		icon=""
	elif [[ $volume -ge "89" && $volume -le "100" ]]; then
		icon=""
	elif [[ $volume -ge "79" && $volume -le "90" ]]; then
		icon=""
	elif [[ $volume -ge "69" && $volume -le "80" ]]; then
		icon=""
	elif [[ $volume -ge "59" && $volume -le "70" ]]; then
		icon=""
	elif [[ $volume -ge "49" && $volume -le "60" ]]; then
		icon=""
	elif [[ $volume -ge "39" && $volume -le "50" ]]; then
		icon=""
	elif [[ $volume -ge "29" && $volume -le "40" ]]; then
		icon=""
	elif [[ $volume -ge "19" && $volume -le "30" ]]; then
		icon=""
	elif [[ $volume -ge "9" && $volume -le "20" ]]; then
		icon=""
	elif [[ $volume -gt "0" && $volume -le "10" ]]; then
		icon=""
	elif [[ $volume -eq "0" ]]; then
		icon="󰝟"
		volume="M "
	fi


if is_mute; then
		icon="󰝟"
		volume="M "
fi

printf "%s" "$icon  $volume%"
  ;;
esac