TodoCreateNotification::getCurrentSkipPeriod

public function getCurrentSkipPeriod(): ?string
{
	if (!$this->isSkipped())
	{
		return null;
	}

	$value = \CUserOptions::GetOption('crm', $this->getOptionName(), '');
	if ($value === '')
	{
		return null;
	}
	[$period, $skipTo] = explode('.', $value, 2);

	if (!$this->isPeriodExists($period))
	{
		return null;
	}

	return $period;
}