<?php

namespace CrazyFactory\Jobs\Utils;

class Format
{
    /**
     * @param int $time_in_seconds
     *
     * @return string
     */
    public static function secondsToTimeElapsedString($time_in_seconds)
    {
        if ($time_in_seconds === null) {
            return "";
        }

        $time_in_seconds = intval($time_in_seconds);

        $hours = $minutes = 0;
        if ($time_in_seconds >= 3600) {
            $hours = floor($time_in_seconds / 60 / 60);
            $time_in_seconds -= $hours * 60 * 60;
        }

        if ($time_in_seconds >= 60) {
            $minutes = floor($time_in_seconds / 60);
            $time_in_seconds -= $minutes * 60;
        }

        $seconds = $time_in_seconds;

        if ($hours) {
            return sprintf('%02dh %02dm %02ds', $hours, $minutes, $seconds);
        }
        else if ($minutes) {
            return sprintf('%02dm %02ds', $minutes, $seconds);
        }

        return sprintf('%02ds', $seconds);
    }
}