ThemePickerGroup::getPatternThemes

private function getPatternThemes(): array
{
	$result = [];
	try
	{
		$themePicker = new ThemePicker('bitrix24');
		$result = array_map(static function($theme) { return $theme['id']; }, $themePicker->getPatternThemes());
	}
	catch (ArgumentException $exception)
	{
	}

	return $result;
}