<?php

/*
 * © 2016 IRSTEA
 * Guillaume Perréal <guillaume.perreal@irstea.fr>
 * Tous droits réservés.
 */

namespace Irstea\PlantUmlBundle\Model\Decorator;

use Irstea\PlantUmlBundle\Model\ClassFilterInterface;
use Irstea\PlantUmlBundle\Model\ClassVisitorInterface;
use Irstea\PlantUmlBundle\Model\DecoratorInterface;
use Irstea\PlantUmlBundle\Model\NodeInterface;
use ReflectionClass;

/**
 * Description of FilteringDecorator
 *
 * @author Guillaume Perréal <guillaume.perreal@irstea.fr>
 */
class FilteringDecorator implements DecoratorInterface
{
    /**
     * @var DecoratorInterface
     */
    private $next;

    /**
     * @var ClassFilterInterface
     */
    private $filter;

    /**
     * @param DecoratorInterface $next
     * @param ClassFilterInterface $filter
     */
    public function __construct(DecoratorInterface $next, ClassFilterInterface $filter)
    {
        $this->next   = $next;
        $this->filter = $filter;
    }

    public function decorate(ReflectionClass $class, NodeInterface $node, ClassVisitorInterface $visitor)
    {
        if ($this->filter->accept($class)) {
            $this->next->decorate($class, $node, $visitor);
        }
        return $this;
    }

    public function toConfig(array &$conf)
    {
        $this->filter->toConfig($conf);
        $this->next->toConfig($conf);
    }
}