<?php

namespace Freedom\DemophonieBundle\Form;

use Doctrine\ORM\EntityRepository;
use Freedom\DemophonieBundle\Entity\UserList;
use Freedom\UserBundle\Entity\User;
use Symfony\Component\Form\AbstractType;
use Symfony\Component\Form\Extension\Core\Type\ChoiceType;
use Symfony\Component\Form\Extension\Core\Type\CollectionType;
use Symfony\Bridge\Doctrine\Form\Type\EntityType;
use Symfony\Component\Form\Extension\Core\Type\TextType;
use Symfony\Component\Form\FormBuilderInterface;
use Symfony\Component\OptionsResolver\OptionsResolver;

/**
 * Class UserListType
 * @package Freedom\DemophonieBundle\Form
 */
class UserListType extends AbstractType
{
    /**
     * @param FormBuilderInterface $builder
     * @param array                $options
     */
    public function buildForm(FormBuilderInterface $builder, array $options)
    {
        $builder->add(
            'name',
            TextType::class,
            [
                'required' => true,
                'description' => 'Nom de la liste',
            ]
        )->add(
            'visibility',
            ChoiceType::class,
            [
                'required' => true,
                'description' => 'Visibilité de la liste',
                'choices' => ['private' => UserList::VISIBILITY_PRIVATE, 'internal' => UserList::VISIBILITY_INTERNAL],
            ]
        )->add(
            'image',
            TextType::class,
            [
                'required' => false,
                'description' => 'Image de la liste en Base64',
                'mapped' => false,
                'empty_data' => UserList::DEFAULT_LOGO,
            ]
        )->add(
            'users',
            CollectionType::class,
            [
                'required' => true,
                'description' => 'Id des utilisateurs à ajouter à la liste',
                'allow_add' => true,
                'entry_type' => EntityType::class,
                'entry_options' => [
                    'class' => User::class,
                    'query_builder' => function (EntityRepository $er) use ($options) {
                        return $er->createQueryBuilder('u')
                            ->from('FreedomUserBundle:UserSpace', 'us')
                            ->where('us.space = :space')
                            ->andWhere('us.user = u')
                            ->setParameter('space', $options['space']);
                    },
                    'choice_label' => 'id',
                    'invalid_message' => "L'utilisateur n'existe pas ou n'est pas dans votre espace",
                ],
            ]
        );
    }

    /**
     * @param OptionsResolver $resolver
     */
    public function configureOptions(OptionsResolver $resolver)
    {
        $resolver->setDefaults(
            [
                'data_class' => UserList::class,
                'space' => null,
            ]
        );
    }

    /**
     * {@inheritdoc}
     */
    public function getName()
    {
        return $this->getBlockPrefix();
    }

    /**
     * {@inheritDoc}
     */
    public function getBlockPrefix()
    {
        return '';
    }
}

public function postListAction(Request $request, GeneralSpace $space)
    {
        $user = $this->getUser();
        $avatarHelper = $this->get('vich_uploader.templating.helper.uploader_helper');

        $this->get('freedom.access_control')->haveAccess($user, $space);

        $userList = new UserList();
        $userList->setUser($user)->setSpace($space);

        $form = $this->createForm(UserListType::class, $userList, ['space' => $space]);

        $form->handleRequest($request);

        if ($form->isValid()) {
        ....
}