Sylius\Bundle\CoreBundle\Form\DataTransformer\TaxonsToCodesTransformer

Complexity

Total Complexity

10

Size/Duplication

Total Lines	57
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	4

Importance

Changes	3
Bugs	2	Features	0

3 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	4	1
A	transform()	0	12	3
B	reverseTransform()	0	22	6

<?php

/*
 * This file is part of the Sylius package.
 *
 * (c) Paweł Jędrzejewski
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Sylius\Bundle\CoreBundle\Form\DataTransformer;

use Doctrine\Common\Collections\ArrayCollection;
use Doctrine\Common\Collections\Collection;
use Sylius\Component\Core\Model\TaxonInterface;
use Sylius\Component\Resource\Exception\UnexpectedTypeException;
use Sylius\Component\Taxonomy\Repository\TaxonRepositoryInterface;
use Symfony\Component\Form\DataTransformerInterface;

/**
 * @author Mateusz Zalewski <mateusz.zalewski@lakion.com>
 */
class TaxonsToCodesTransformer implements DataTransformerInterface
{
    /**
     * @var TaxonRepositoryInterface
     */
    private $taxonRepository;

    /**
     * @param TaxonRepositoryInterface $taxonRepository
     */
    public function __construct(TaxonRepositoryInterface $taxonRepository)
    {
        $this->taxonRepository = $taxonRepository;
    }

    /**
     * {@inheritdoc}
     */
    public function transform($value)
    {
        if (!is_array($value)) {
            throw new UnexpectedTypeException($value, 'array');
        }

        if (empty($value)) {
            return new ArrayCollection();
        }

        return new ArrayCollection($this->taxonRepository->findBy(['code' => $value['taxons']]));
    }

    /**
     * {@inheritdoc}
     */
    public function reverseTransform($value)
    {
        if (!$value instanceof Collection) {
            throw new UnexpectedTypeException($value, Collection::class);
        }

        if ($value->isEmpty() || null === $value->get('taxons')) {
            return [];
        }

        if (!is_array($value->get('taxons'))) {
            throw new \InvalidArgumentException('"taxons" element of collection should be an array.');
        }

        $taxons = [];
        /** @var TaxonInterface $taxon */
        foreach ($value->get('taxons') as $taxon) {
            $taxons[] = $taxon->getCode();
        }

        return ['taxons' => $taxons];
    }
}