<?php

namespace App\Validator;

use App\Entity\Role;
use Symfony\Component\Validator\Constraint;
use Symfony\Component\Validator\ConstraintValidator;
use Symfony\Component\Validator\Exception\UnexpectedTypeException;
use Symfony\Component\Validator\Exception\UnexpectedValueException;

class SystemRoleProtectionValidator extends ConstraintValidator
{
    public function validate(mixed $value, Constraint $constraint): void
    {
        if (!$constraint instanceof SystemRoleProtection) {
            throw new UnexpectedTypeException($constraint, SystemRoleProtection::class);
        }

        if (!$value instanceof Role) {
            throw new UnexpectedValueException($value, Role::class);
        }

        // Check if this is an existing system role being modified
        if ($value->getId() !== null && $value->isSystem()) {
            $this->context->buildViolation($constraint->message)
                ->addViolation();
        }
    }
}