clock.js

var fs = require('fs');
var moment = require('moment');

process.stdin.resume();
process.stdin.setEncoding('utf8');
var util = require('util');
var paused = false;
var interval;

process.stdin.on('data', function(text) {
	if (text === '\n') {
		if (!paused) {
			console.log('Pausing!');
			clearInterval(interval);
			paused = true;
		} else {
			console.log('Starting!');
			setInterval(increment, 1000);
		}
	}
});

var updateFile = function(string) {
	// update file!
	fs.writeFile('/Users/cdl/Desktop/stream-assets/text/clock.txt', string, function(err) {
		if (err) {
			return console.error('Error writing clock.txt...\n', err);
		}
	});

}

var clock = 86390;
var increment = function() {
	// once every second, write file!
	clock++;
	
	if (clock === 86400) {
		updateFile('FINISHED!');
		clearInterval(this);
		return;
	}

	var time = moment().startOf('day')
		.seconds(clock)
		.format('HH:mm:ss');
	updateFile(time);
};

// update clock!
interval = setInterval(increment, 1000);

updateFile('00:00:00');