<?php

namespace App\Form;

use App\Entity\Commune;
use App\Repository\CommuneRepository;
use Symfony\Bridge\Doctrine\Form\Type\EntityType;
use Symfony\Component\Form\AbstractType;
use Symfony\Component\Form\FormBuilderInterface;
use Symfony\Component\OptionsResolver\OptionsResolver;

class CommuneByDepartementSelType extends AbstractType
{
    public function buildForm(FormBuilderInterface $builder, array $options)
    {

            $builder
            ->add('commune', EntityType::class, [
                'label' => 'basics.commune',
                'class' => Commune::class,
                'choice_label' => 'name', 
                'placeholder' => 'basics.commune.placeholder',
                'attr' => [
                    'onchange' => 'this.form.submit()'
                ],
                'mapped' => false,
                'required' => true,
                'query_builder' => function(CommuneRepository $items)use($options){
                    return $items ->createQueryBuilder('c')
                                  ->where('c.department = :departement')
                                  ->setParameter('departement', $options['departement'])
                                  ->orderBy('c.name', 'ASC');
                },
            ])
        ;

    }

    public function configureOptions(OptionsResolver $resolver)
    {
        $resolver->setDefaults(array(
            'departement' => null,
        ));
    }
}