/**
* Check if new login is always exist
* @param string $login
* @param int|null $userId
* @return bool
*/
public static function isUniqueLogin($login, $userId = null)
{
$find = User::where('login', '=', $login);
if ($userId !== null && Obj::isLikeInt($userId)) {
$find->where('id', '!=', $userId);
}
return $find->count() === 0;
}
