UserSubordinate::getUserDepartments

static function getUserDepartments(int $userId)
{
	$structure = self::getStructure();
	$departments = [];
	foreach ($structure['DATA'] as $row)
	{
		if (in_array($userId, $row['EMPLOYEES']))
		{
			$departments[$row['ID']] = $row['ID'];
		}
	}
	return $departments;
}