<?php

/*
 * This file is part of the Kimai time-tracking app.
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace App\Export\Package\CellFormatter;

final class DurationPlainFormatter implements CellFormatterInterface
{
    public function formatValue(mixed $value): mixed
    {
        if (!is_numeric($value) || (int) $value === 0) {
            return '0:00:00';
        }

        $value = (int) $value;

        $seconds = abs($value);
        $hours = intdiv($seconds, 3600);
        $seconds %= 3600;
        $minutes = intdiv($seconds, 60);
        $seconds %= 60;

        $intervalSpec = \sprintf('PT%dH%dM%dS', $hours, $minutes, $seconds);
        $interval = new \DateInterval($intervalSpec);

        if ($value < 0) {
            $interval->invert = 1;
        }

        return $interval->format('%r%h:%I:%S');
    }
}