MusareReact/frontend/app/js/utils.js

export const formatTime = (duration) => {
	let d = moment.duration(duration, "seconds");
	if (duration < 0) return "0:00";
	return ((d.hours() > 0) ? (d.hours() < 10 ? ("0" + d.hours() + ":") : (d.hours() + ":")) : "") + (d.minutes() + ":") + (d.seconds() < 10 ? ("0" + d.seconds()) : d.seconds());
};