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<?php

/* --------------------------------------------------------------
   ProductSettingsRepository.php 2015-12-07
   Gambio GmbH
   http://www.gambio.de
   Copyright (c) 2015 Gambio GmbH
   Released under the GNU General Public License (Version 2)
   [http://www.gnu.org/licenses/gpl-2.0.html]
   --------------------------------------------------------------
*/

/**
 * Class ProductSettingsRepository
 *
 * @category   System
 * @package    Product
 * @subpackage Repositories
 */
class ProductSettingsRepository implements ProductSettingsRepositoryInterface
{
    /**
     * @var ProductSettingsRepositoryReaderInterface
     */
    protected $reader;

    /**
     * @var ProductSettingsRepositoryWriterInterface
     */
    protected $writer;


    /**
     * Initialize the product settings repository.
     *
     * @param ProductSettingsRepositoryReaderInterface $reader Instance to perform db read actions.
     * @param ProductSettingsRepositoryWriterInterface $writer Instance to perform db write actions.
     */
    public function __construct(ProductSettingsRepositoryReaderInterface $reader,
                                ProductSettingsRepositoryWriterInterface $writer)
    {
        $this->reader = $reader;
        $this->writer = $writer;
    }


    /**
     * Saves product settings in the database by the given id.
     *
     * @param IdType                   $productId Id of product entity.
     * @param ProductSettingsInterface $settings  Settings entity with values to store.
     *
     * @return ProductSettingsRepositoryInterface|$this Same instance for chained method calls.
     */
    public function store(IdType $productId, ProductSettingsInterface $settings)
    {
        $this->writer->update($productId, $settings);

        return $this;
    }


    /**
     * Returns a product settings by the given product id.
     *
     * @param IdType $productId Id of product entity.
     *
     * @return ProductSettingsInterface Entity with product settings for the expected product id.
     */
    public function getProductSettingsById(IdType $productId)
    {
        return $this->reader->getById($productId);
    }
}