rpi motion detector

// index.js

console.log ("Running...");
const Gpio = require('onoff').Gpio; // https://www.npmjs.com/package/onoff
const motion = new Gpio(17, 'in', 'both');

var Sound = require('node-aplay'); // https://www.npmjs.com/search?q=node-aplay
var music = new Sound('./loser.wav');

motion.watch ((err, value)=> {
    if (err) throw err;
    
    console.log (`Motion: ${value}`);
    if (value==1) {
        music.play();
    }
    else {
        music.pause();
    }
})

process.on('SIGINT', _ => {
    motion.unexport();
    console.log ('\nBye!');
    process.exit();
});

// package.json
{
  "name": "motion",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "start": "node index.js",
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "author": "cshotton",
  "license": "ISC",
  "dependencies": {
    "node-aplay": "^1.0.3",
    "onoff": "^6.0.3"
  }
}