PickupPointPattern.php

<?php

/*
 * What pattern is this class?
 */

declare(strict_types=1);

namespace Vendor\Package\Bundle\PickupPointBundle\Pattern;

use Doctrine\Common\Collections\ArrayCollection;
use Doctrine\Common\Collections\Collection;
use Doctrine\ORM\EntityManagerInterface;
use Vendor\Package\Bundle\PickupPointBundle\Doctrine\ORM\PickupPointRepositoryInterface;
use Vendor\Package\Bundle\PickupPointBundle\Entity\PickupPointInterface;
use Vendor\Package\Bundle\PickupPointBundle\Factory\PickupPointFactoryInterface;

final class PickupPointPattern implements PickupPointPatternInterface
{
    /** @var PickupPointRepositoryInterface */
    private $providerRepository;

    /** @var PickupPointFactoryInterface */
    private $providerFactory;

    /** @var EntityManagerInterface */
    private $entityManager;

    /** @var Collection */
    private $providers;

    public function __construct(
        PickupPointRepositoryInterface $providerRepository,
        PickupPointFactoryInterface $providerFactory,
        EntityManagerInterface $entityManager
    ) {
        $this->providerRepository = $providerRepository;
        $this->providerFactory = $providerFactory;
        $this->entityManager = $entityManager;
    }

    public function getProviderByCode(string $code): PickupPointInterface
    {
        if (null === $this->providers) {
            $this->providers = $this->getProviders();
        }

        $provider = $this->providers->filter(static function (PickupPointInterface $PickupPoint) use ($code) {
            if ($code === $PickupPoint->getCode()) {
                return $PickupPoint;
            }

            return null;
        })->first();

        if (false === $provider) {
            $provider = $this->createNew($code);
            $this->providers->add($provider);
        }

        return $provider;
    }

    private function getProviders(): ArrayCollection
    {
        $providers = $this->providerRepository->findAll();

        return new ArrayCollection($providers);
    }

    private function createNew(string $providerCode): PickupPointInterface
    {
        /** @var PickupPointInterface $provider */
        $provider = $this->providerFactory->createNew();
        $provider->setCode($providerCode);

        $this->entityManager->persist($provider);
        $this->entityManager->flush();

        return $provider;
    }
}