Symfony user roles

SecurityHelper.php

<?php

declare(strict_types=1);

namespace App\Service;

use Symfony\Component\Security\Core\Role\RoleHierarchyInterface;
use Symfony\Component\Security\Core\User\UserInterface;

class SecurityHelper
{
    public function __construct(
        private readonly RoleHierarchyInterface $roleHierarchy
    ) {
    }

    /** @return string[] */
    public function getRoles(UserInterface $user): array
    {
        $userRoles = $user->getRoles();

        return $this->roleHierarchy->getReachableRoleNames($userRoles);
    }

    public function hasRole(UserInterface $user, string $role): bool
    {
        $allRoles = $this->getRoles($user);

        return in_array($role, $allRoles, true);
    }
}