export const toTime(sec) => {
	let sec_num = parseInt(sec, 10);

	let hours   = Math.floor(sec_num / 3600);
	let minutes = Math.floor((sec_num - (hours * 3600)) / 60);
	let seconds = sec_num - (hours * 3600) - (minutes * 60);

	let hoursMem= hours;

	if (hours   < 10) {hours   = '0'+hours;}
	if (minutes < 10) {minutes = '0'+minutes;}
	if (seconds < 10) {seconds = '0'+seconds;}
	let time    = `${minutes}:${seconds}`;
	if (hoursMem > 0) {time = `${hours}:${time}`}
	return time;
}

// console.log(toTime(45));       // "00:45"
// console.log(toTime(65));       // "01:05"
// console.log(toTime(3590));     // "59:50"
// console.log(toTime(7200));     // "02:00:00"
// console.log(toTime(4117200));  // "1143:40:00"