#!/bin/bash

GPIO=22

function publish {
	mosquitto_pub -r -t kitchen/doorlock/frontdoor/doorstate -m "$1"
}

if [ "$(id -u)" != "0" ]; then
	echo "Please run as root!"
	exit -1
fi

while true; do
	gpio-wait /dev/gpiochip0 22
	ret=$?

	if [ $ret -eq 0 ]; then
		publish "closed"
	elif [ $ret -eq 1 ]; then
		publish "open"
	fi
done