<?php
/**
 * Created by IntelliJ IDEA.
 * User: martino
 * Date: 12/05/17
 * Time: 20:38
 */

namespace DigitalAscetic\MailBundle\DependencyInjection;

use Symfony\Component\Config\Definition\Builder\TreeBuilder;
use Symfony\Component\Config\Definition\ConfigurationInterface;

class Configuration implements ConfigurationInterface
{

    /**
     * {@inheritdoc}
     */
    public function getConfigTreeBuilder()
    {

        $treeBuilder = new TreeBuilder('digital_ascetic_mail');
        $rootNode = $treeBuilder->getRootNode();

        $rootNode
          ->canBeEnabled()
          ->children()
            ->arrayNode('providers')->isRequired()->useAttributeAsKey('name')->scalarPrototype()->end()->end()
          ->end()
        ->end();

        return $treeBuilder;
    }
}