<?php
/*
 * This file is part of Phraseanet
 *
 * (c) 2005-2016 Alchemy
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Alchemy\Phrasea\Databox\Caption;

use Alchemy\Phrasea\Databox\DataboxBoundRepositoryFactory;
use Alchemy\Phrasea\Databox\DataboxConnectionProvider;
use Doctrine\Common\Cache\Cache;

class CaptionRepositoryFactory implements DataboxBoundRepositoryFactory
{
    /**
     * @var DataboxConnectionProvider
     */
    private $connectionProvider;

    /**
     * @var Cache
     */
    private $cache;

    /**
     * @var callable
     */
    private $captionFactoryProvider;

    public function __construct(DataboxConnectionProvider $connectionProvider, Cache $cache, callable $captionFactoryProvider)
    {
        $this->connectionProvider = $connectionProvider;
        $this->cache = $cache;
        $this->captionFactoryProvider = $captionFactoryProvider;
    }

    public function createRepositoryFor($databoxId)
    {
        $connection = $this->connectionProvider->getConnection($databoxId);

        $dbalRepository = new DbalCaptionDataRepository($connection);
        $dataRepository = new CachedCaptionDataRepository($dbalRepository, $this->cache, sprintf('databox[%d]:', $databoxId));

        $provider = $this->captionFactoryProvider;
        $factory = $provider($databoxId);

        if (!is_callable($factory)) {
            throw new \UnexpectedValueException(sprintf(
                'Caption factory is expected to be callable, got %s',
                is_object($factory) ? get_class($factory) : gettype($factory)
            ));
        }

        return new CaptionRepository($dataRepository, $factory);
    }
}