EventAdminFiltersType.php

<?php

namespace AppBundle\Form\Type\SearchFilters;

use AppBundle\Entity\Category;
use AppBundle\Entity\Product;
use AppBundle\Entity\Specialty;
use AppBundle\Entity\SubCategory;
use AppBundle\Entity\User;
use AppBundle\Entity\Venue;
use AppBundle\Form\Type\DateRangeType;
use AppBundle\Repository\VenueRepository;
use Doctrine\ORM\EntityManagerInterface;
use Symfony\Bridge\Doctrine\Form\Type\EntityType;
use Symfony\Component\Form\AbstractType;
use Symfony\Component\Form\Extension\Core\Type\ChoiceType;
use Symfony\Component\Form\Extension\Core\Type\CountryType;
use Symfony\Component\Form\Extension\Core\Type\TextType;
use Symfony\Component\Form\FormBuilderInterface;
use Symfony\Component\OptionsResolver\OptionsResolver;
use AppBundle\Entity\Country;

/**
 * Class EventFiltersType
 * @package AppBundle\Form\Type
 */
class EventAdminFiltersType extends AbstractType
{
    private $entityManager;

    public function __construct(EntityManagerInterface $entityManager)
    {
        $this->entityManager = $entityManager;
    }

    /**
     * @param FormBuilderInterface $builder
     * @param array $options
     */
    public function buildForm(FormBuilderInterface $builder, array $options)
    {
        $builder
            ->add('specialty', EntityType::class, array(
                'placeholder' => 'show-all-placeholder.fem',
                'required' => false,
                'class' => Specialty::class,
                'attr' => array(
                    'class' => 'form-control',
                    'data-widget' => 'select2'
                )
            ))
            ->add('area', EntityType::class, array(
                'placeholder' => 'show-all-placeholder.fem',
                'required' => false,
                'class' => SubCategory::class
            ))
            ->add('category', ChoiceType::class, array(
                'placeholder' => 'show-all-placeholder.fem',
                'required' => false,
                'choices' => array(
                    Category::ADMISSIONS_TEST => Category::ADMISSIONS_TEST,
                    Category::CONFERENCES_MASTER_CLASS => Category::CONFERENCES_MASTER_CLASS,
                    Category::INFORMATIVE_SESSIONS => Category::INFORMATIVE_SESSIONS
                )
            ))
            ->add('query', TextType::class, array(
                'required' => false,
                'attr' => array(
                    'class' => 'form-control',
                )
            ))
            ->add('date', DateRangeType::class, array(
                'required' => false
            ))
            ->add('country', EntityType::class, array(
                'class' => Country::class,
                'placeholder' => 'show-all-placeholder.fem',
                'required' => false,
                'multiple'=>true,
                'attr' => array(
                    'class' => 'form-control',
                )
            ))
            ->add('city', ChoiceType::class, array(
                'placeholder' => 'show-all-placeholder.fem',
                'required' => false,
                'choices' => $this->entityManager->getRepository(Venue::class)->findCities(),
            ))
            ->add('product', ChoiceType::class, array(
                'placeholder' => 'show-all-placeholder.fem',
                'required' => false,
                'choices' => $this->entityManager->getRepository(Product::class)->findFilterProducts(),
            ))
            ->add('status', ChoiceType::class, array(
                'placeholder' => 'show-all-placeholder.fem',
                'required' => false,
                'choices'  => array(
                    'Draft' => 'draft',
                    'Canceled' => 'canceled',
                    'Live' => 'live',
                    'Started' => 'started',
                    'Ended' => 'ended',
                    'Completed' => 'completed',

                ),
            ))
            ->add('user', EntityType::class, array(
                'class' => User::class,
                'placeholder' => 'show-all-placeholder.fem',
                'required' => false,
                'attr' => array(
                    'class' => 'form-control',
                )
            ))
            ->setMethod('GET');
    }

    /**
     * @param OptionsResolver $resolver
     */
    public function configureOptions(OptionsResolver $resolver)
    {
        $resolver->setDefaults(
            array(
                'csrf_protection' => false,
                'category' => false
            )
        );
    }

    public function getBlockPrefix()
    {
        return 'filters';
    }
}