<?php

use Doctrine\ODM\MongoDB\DocumentManager;
use Doctrine\ORM\Event\LifecycleEventArgs;
use Acme\AppBundle\Entity\Customer;
use Symfony\Component\DependencyInjection\Container;

class CustomerListener
{
    /**
     * @var DocumentManager
     */
    private $dm;
    /*
    public function __construct(DocumentManager $dm)
    {
        $this->dm = $dm;
    }
    */
    public function __construct(Container $container)
    {
        $this->dm = $container->get('doctrine_mongodb.odm.default_document_manager');
    }

    public function postLoad(Customer $customer, LifecycleEventArgs $eventArgs)
    {
        $em = $eventArgs->getEntityManager();
        $ordersReflProp = $em->getClassMetadata('AcmeAppBundle:Customer')
            ->reflClass->getProperty('orders');
        $ordersReflProp->setAccessible(true);
        $ordersReflProp->setValue(
            $customer, $this->dm->getRepository('AcmeAppBundle:Order')
            ->findBy(array('customer' => $customer->getId()))
        );
    }
}