<?php

declare (strict_types=1);
namespace PoPSchema\ExtendedSchemaCommons\TypeResolvers\ScalarType;

use PoP\ComponentModel\Feedback\ObjectTypeFieldResolutionFeedbackStore;
use PoP\ComponentModel\TypeResolvers\ScalarType\AbstractScalarTypeResolver;
use PoP\GraphQLParser\Spec\Parser\Ast\AstInterface;
use stdClass;
/**
 * GraphQL Custom Scalar
 *
 * @see https://spec.graphql.org/draft/#sec-Scalars.Custom-Scalars
 * @internal
 */
class IPv4ScalarTypeResolver extends AbstractScalarTypeResolver
{
    public function getTypeName() : string
    {
        return 'IPv4';
    }
    public function getSpecifiedByURL() : ?string
    {
        return 'https://datatracker.ietf.org/doc/html/rfc4001#section-3';
    }
    public function getTypeDescription() : ?string
    {
        return $this->__('IPv4 scalar, such as 192.168.0.1', 'extended-schema-commons');
    }
    public function coerceValue(string|int|float|bool|stdClass $inputValue, AstInterface $astNode, ObjectTypeFieldResolutionFeedbackStore $objectTypeFieldResolutionFeedbackStore) : string|int|float|bool|object|null
    {
        $errorCount = $objectTypeFieldResolutionFeedbackStore->getErrorCount();
        $this->validateIsString($inputValue, $astNode, $objectTypeFieldResolutionFeedbackStore);
        if ($objectTypeFieldResolutionFeedbackStore->getErrorCount() > $errorCount) {
            return null;
        }
        /** @var string $inputValue */
        $this->validateFilterVar($inputValue, $astNode, $objectTypeFieldResolutionFeedbackStore, \FILTER_VALIDATE_IP, \FILTER_FLAG_IPV4);
        if ($objectTypeFieldResolutionFeedbackStore->getErrorCount() > $errorCount) {
            return null;
        }
        return $inputValue;
    }
}
