#!/bin/bash
HOST_HOME="192.168.0.51"

HOST=""
# Let's be sneaky and verify that we are on relevant network before we try to ping
if ip a | grep -q 'inet 192.168.0.' && \
		ping -c 1 -w 1 "$HOST_HOME" >/dev/null 2>&1; then
	# TODO check that mpd is running?
	HOST="-h $HOST_HOME"
fi

STATUS="$(mpc $HOST status)"

# Handle remote volume
if [ "$BLOCK_INSTANCE" = "remote" ]; then
	[ -n "$HOST" ] || exit 0
	case "$BLOCK_BUTTON" in
		1)
			mpc $HOST volume 40 >/dev/null
			;;
		3)
			mpc $HOST volume 0 >/dev/null
			;;
		4)
			mpc $HOST volume +2 >/dev/null
			;;
		5)
			mpc $HOST volume -2 >/dev/null
			;;
	esac

	if echo "$STATUS" | grep -qE "(playing|paused)"; then
		echo "♫ $(mpc $HOST volume | sed 's/volume: //')"
	fi
	exit 0
fi

# Handle user input
case "$BLOCK_BUTTON" in
	1)
		mpc $HOST toggle >/dev/null
		;;
	2)
		mpc $HOST stop >/dev/null
		;;
	3)
		nohup urxvt -title "Music player daemon client" -e ncmpcpp $HOST 2>&1 >/dev/null &
		;;
	4)
		mpc $HOST prev >/dev/null
		;;
	5)
		mpc $HOST next >/dev/null
		;;
esac

if echo "$STATUS" | grep -qE "(playing|paused)"; then
	echo `mpc $HOST -f "♫ %artist%, %album%, %title%" status | head -1`
	echo
	if echo "$STATUS" | grep -q playing; then
		echo "#00ff00"
	elif echo "$STATUS" | grep -q paused; then
		echo "#ffff00"
	fi
else
	echo "♫"
fi