CalendarEntryAjax::getLatestEvent

protected function getLatestEvent(array $entries): array
{
	return array_reduce($entries, static function($lastEntry, $entry) {
		if (!$lastEntry)
		{
			return $entry;
		}
		if (strtotime($entry['DATE_FROM']) > strtotime($lastEntry['DATE_FROM']))
		{
			return $entry;
		}
		return $lastEntry;
	});
}