Arp\DoctrineQueryFilter\Filter\IsMemberOf

Complexity

Total Complexity

5

Size/Duplication

Total Lines	29
Duplicated Lines	0 %

Importance

Changes	2
Bugs	0	Features	0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	createExpression()	0	3	1
A	resolveFieldName()	0	18	4

<?php

declare(strict_types=1);

namespace Arp\DoctrineQueryFilter\Filter;

use Arp\DoctrineQueryFilter\Filter\Exception\InvalidArgumentException;
use Arp\DoctrineQueryFilter\Metadata\Exception\MetadataException;
use Arp\DoctrineQueryFilter\Metadata\MetadataInterface;
use Doctrine\ORM\Mapping\ClassMetadataInfo;
use Doctrine\ORM\Query\Expr;

final class IsMemberOf extends AbstractExpression
{
    protected function createExpression(Expr $expr, string $fieldName, string $parameterName, string $alias): string
    {
        return (string) $expr->isMemberOf(':' . $parameterName, $alias . '.' . $fieldName);
    }

    /**
     * @throws InvalidArgumentException
     * @throws MetadataException
     */
    protected function resolveFieldName(MetadataInterface $metadata, array $criteria): string
    {
        $fieldName = parent::resolveFieldName($metadata, $criteria);

        if ($metadata->hasAssociation($fieldName)) {
            $associationType = $metadata->getAssociationMapping($fieldName)['type'] ?? null;

            if (null !== $associationType && !($associationType & ClassMetadataInfo::TO_ONE)) {
                return $fieldName;
            }
        }

        throw new InvalidArgumentException(
            sprintf(
                'Unable to apply query filter \'%s\': '
                . 'The field \'%s\' is not a valid collection valued association',
                self::class,
                $fieldName,
            ),
        );
    }
}