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<?php
/**
* This file is part of the sauls/helpers package.
*
* @author Saulius Vaičeliūnas <[email protected]>
* @link http://saulius.vaiceliunas.lt
* @copyright 2018
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Sauls\Component\Helper\Operation\DateTimeOperation;
class Countdown extends AbstractOperation implements CountdownInterface
{
public function execute($dateFrom = 'now', $dateTo, string $format = '%s%02d:%02d:%02d'): string
$dateFrom = $this->createDateObject($dateFrom);
$dateTo = $this->createDateObject($dateTo);
$dateDifference = $dateFrom->diff($dateTo);
$dateFromHigherThanDateTo = $dateFrom > $dateTo;
$hours = $dateDifference->h;
$minutes = $dateDifference->i;
$seconds = $dateDifference->s;
$hours += $this->calculateDaysInHours($dateDifference->days);
return \sprintf($format, $dateFromHigherThanDateTo ? '-' : '', $hours, $minutes, $seconds);
}
private function calculateDaysInHours(int $days): int
if ($days > 0) {
return $days * self::DAY_IN_HOURS;
return 0;
sauls /
helpers
