InpostOptionsProvider.php

<?php
namespace RedIsBad\Bundle\AppBundle\Provider;
use WellCommerce\Bundle\CoreBundle\DependencyInjection\AbstractContainerAware;
use WellCommerce\Bundle\ShippingBundle\Provider\ShippingMethodOptionsProviderInterface;
/**
 * Class InpostOptionsProvider
 *
 * @package RedIsBad\Bundle\AppBundle
 */
class InpostOptionsProvider extends AbstractContainerAware implements ShippingMethodOptionsProviderInterface
{
    public function getShippingOptions() : array
    {
        $cacheDir   = $this->getKernel()->getCacheDir();
        $user       = $this->container->getParameter('inpost_user');
        $pass       = $this->container->getParameter('inpost_pass');
        $client     = new InpostClient($user, $pass, $cacheDir);
        $paczkomaty = $client->inpost_get_machine_list();
        $tmp        = ['' => '--- wybierz ---'];
        
        foreach ($paczkomaty as $paczkomat) {
            $tmp[$paczkomat['name']] = sprintf(
                '%s - %s %s %s',
                $paczkomat['name'],
                $paczkomat['town'],
                $paczkomat['street'],
                $paczkomat['buildingnumber']
            );
        }
        
        return $tmp;
    }
}