<?php

/*
 * This file is part of the `liip/LiipImagineBundle` project.
 *
 * (c) https://github.com/liip/LiipImagineBundle/graphs/contributors
 *
 * For the full copyright and license information, please view the LICENSE.md
 * file that was distributed with this source code.
 */

namespace Liip\ImagineBundle\DependencyInjection\Factory\Loader;

use Symfony\Component\Config\Definition\Builder\ArrayNodeDefinition;
use Symfony\Component\DependencyInjection\ContainerBuilder;

class StreamLoaderFactory extends AbstractLoaderFactory
{
    /**
     * {@inheritdoc}
     */
    public function create(ContainerBuilder $container, $loaderName, array $config)
    {
        $definition = $this->getChildLoaderDefinition();
        $definition->replaceArgument(0, $config['wrapper']);
        $definition->replaceArgument(1, $config['context']);

        return $this->setTaggedLoaderDefinition($loaderName, $definition, $container);
    }

    /**
     * {@inheritdoc}
     */
    public function getName()
    {
        return 'stream';
    }

    /**
     * {@inheritdoc}
     */
    public function addConfiguration(ArrayNodeDefinition $builder)
    {
        $builder
            ->children()
                ->scalarNode('wrapper')
                    ->isRequired()
                    ->cannotBeEmpty()
                ->end()
                ->scalarNode('context')
                    ->defaultValue(null)
                ->end()
            ->end();
    }
}