#!/bin/sh

filter() {
	sed "/^volume:/d" | tac | sed -e "s/\\&/&/g;s/\\[paused\\].*/ /g;s/\\[playing\\].*/ /g" | tr -d '\n' |sed -e "s/$/\n/g"
}
player=""

[ -z $BLOCK_INSTANCE ] || player="--player=$BLOCK_INSTANCE"

case $BLOCK_INSTANCE in
	"mpd") playprog="$TERMINAL -e ncmpcpp" ;;
	"spotify"|"spotifyd") playprog="$TERMINAL -e spt" ;;
	"cmus") playprog="$TERMINAL -e cmus" ;;
	"vlc" ) playprog="vlc" ;;
	*) playprog="" ;;
esac

case $BLOCK_INSTANCE in
	"mpd")
		playprog="$TERMINAL -e ncmpcpp"
		status() { mpc status | filter ;}
		toggle() { mpc toggle | filter ;}
		next() { mpc next     | filter ;}
		prev() { mpc prev     | filter ;};;
	"spotify"|"spotifyd")
		playprog="$TERMINAL -e spt" 
		status() {
			spt pb -s
		}

		toggle() {
			spt pb -t
			status
		}

		next() {
			spt pb -n
			status
		}
		prev() {
			spt pb -p
			status
		}
	;;
	*)
		status() {
			playerctl metadata $player -f '{{artist}} - {{title}}
[{{lc(status)}}]' | filter
		}

		toggle() {
			playerctl play-pause $player
			status
		}

		next() {
			playerctl next $player
			status
		}
		prev() {
			playerctl previous $player
			status
		}
	;;
esac

case $BLOCK_BUTTON in
	1) status && setsid $playprog & ;;
	2) toggle ;;
	3) status && notify-send "🎵 Music module" "\- Shows playing song.
- Italic when paused.
- Left click opens player.
- Middle click pauses.
- Scroll changes tracks.:" ;;
	4) prev ;;
	5) next ;;
	6) status && setsid $TERMINAL -e $EDITOR $0 &;;
	*) status ;;
esac; exit