Duplicate label

_form.html.twig

{% form_theme form ':form/base:fields.html.twig' %}

{{ form_start(form, { 'action': action, 'method': 'POST', 'attr': {'novalidate': 'novalidate'} }) }}

{{ form_row(form.position) }}

{{ form_rest(form) }}
{{ form_end(form) }}

BaseJobType.php

<?php

namespace RDW\Bundle\JobBundle\Form\Type;

use RDW\Bundle\AppBundle\Form\EventListener\BuildPhotoUploadFormListener;
use RDW\Bundle\AppBundle\Form\EventListener\BuildContactPersonPhotoUploadFormListener;
use RDW\Bundle\AppBundle\Form\DataTransformer\FormattedNumberTransformer;
use RDW\Bundle\AppBundle\Form\Type\ProfessionalAreaCollectionPopupType;
use RDW\Bundle\AppBundle\Form\Type\PositionAutocompleteType;
use RDW\Bundle\JobBundle\Entity\Job;
use Symfony\Component\Form\AbstractType;
use Symfony\Component\Form\FormBuilderInterface;

/**
 * Class BaseJobType
 *
 * @package RDW\Bundle\JobBundle\Form\Type
 */
class BaseJobType extends AbstractType
{
    /**
     * {@inheritDoc}
     */
    public function buildForm(FormBuilderInterface $builder, array $options)
    {
        if (! $options['disabled']) {
            $builder->addEventSubscriber(new BuildPhotoUploadFormListener());
            $builder->addEventSubscriber(new BuildContactPersonPhotoUploadFormListener());
        }

        $builder
            ->add('position', PositionAutocompleteType::class, ['required' => true])
    }

    /**
     * {@inheritdoc}
     */
    public function getName()
    {
        return '';
    }
}

fields.html.twig

{% block position_autocomplete_widget %}
    {% if is_url_match_manage(app.request) %}
        {% spaceless %}
            {{ form_label(form, label|default(null), { 'label_attr' : { 'class' : 'label_1' } }) }}
            {{ form_widget(form, { 'attr': { 'class': 'input ' ~ form.vars.attr.class, 'data-placeholder': form.vars.attr.placeholder|trans, 'data-ajax-url': url('rdw_search.search.filter_values', { 'filter': 'all_positions' }), 'data-find-pa-url': url('rdw_search.search.find_pa', { 'filter': 'all_positions' }), "data-init-url": url('rdw_search.search.init_values') } }) }}
            {{ form_errors(form) }}
        {% endspaceless %}
    {% else %}
        {% spaceless %}
            {% set errorClass = errors|length > 0 ? 'error' : '' %}
            <li {% if errors|length > 0 %}class="error"{% endif %}>
                {{ form_label(form, label|default(null), { 'label_attr' : { 'class' : 'label_1' } }) }}
                {{ form_widget(form, { 'attr': { 'class': 'input ' ~ form.vars.attr.class ~ ' ' ~ errorClass, 'data-placeholder': form.vars.attr.placeholder|trans, 'data-ajax-url': url('rdw_search.search.filter_values', { 'filter': 'all_positions' }), 'data-find-pa-url': url('rdw_search.search.find_pa', { 'filter': 'all_positions' }), "data-init-url": url('rdw_search.search.init_values') } }) }}
                {{ form_errors(form) }}
            </li>
        {% endspaceless %}
    {% endif %}
{% endblock %}

PositionAutocompleteTransformer.php

<?php

namespace RDW\Bundle\AppBundle\Form\DataTransformer;

use RDW\Bundle\JobBundle\Entity\Position;

/**
 * Class PositionAutocompleteTransformer
 *
 * @package RDW\Bundle\AppBundle\Form\DataTransformer
 */
class PositionAutocompleteTransformer extends SingleEntityTransformer
{
    /**
     * Transforms an object ($position) to a string (title).
     *
     * @param Position $position
     * @return string
     */
    public function transform($position)
    {
        if (!$position) {
            return null;
        }

        return $position->getTitle();
    }

    /**
     * Transforms a string to an object.
     *
     * @param string $id
     *
     * @return object|null
     */
    public function reverseTransform($id)
    {
        if (!$id) {
            return null;
        }

        $found = null;
        if (is_numeric($id)) {
            $found = $this->om->getRepository($this->repositoryName)->find($id);
        }

        if (!$found && is_string($id)) {
            $found = $this->om->getRepository($this->repositoryName)->findOneBy(['title' => $id]);
            if(!$found){
                $found = new Position();
                $found->setTitle($id);
                $this->om->persist($found);
                $this->om->flush($found);
            }
        }

        return $found;
    }
}

PositionAutocompleteType.php

<?php

namespace RDW\Bundle\AppBundle\Form\Type;

use Doctrine\Common\Persistence\ObjectManager;
use Symfony\Component\Form\AbstractType;
use RDW\Bundle\AppBundle\Form\DataTransformer\PositionAutocompleteTransformer;
use Symfony\Component\Form\Extension\Core\Type\TextType;
use Symfony\Component\Form\Extension\Core\Type\HiddenType;
use Symfony\Component\Form\FormBuilderInterface;
use Symfony\Component\OptionsResolver\OptionsResolverInterface;


/**
 * Class PositionAutocompleteType
 *
 * @package RDW\Bundle\AppBundle\Form\Type
 */
class PositionAutocompleteType extends AbstractType
{
    /**
     * @var ObjectManager
     */
    protected $om;

    /**
     * @var string
     */
    protected $filter;

    /**
     * @var string
     */
    protected $repositoryName;

    /**
     * @param ObjectManager $om
     */
    public function __construct(ObjectManager $om)
    {
        $this->om = $om;
    }

    /**
     * @param string $filter
     */
    public function setFilter($filter)
    {
        $this->filter = $filter;
    }

    /**
     * @param string $repositoryName
     */
    public function setRepositoryName($repositoryName)
    {
        $this->repositoryName = $repositoryName;
    }

    /**
     * {@inheritDoc}
     */
    public function buildForm(FormBuilderInterface $builder, array $options)
    {
        parent::buildForm($builder, $options);
        $builder->addModelTransformer(new PositionAutocompleteTransformer($this->om, $this->repositoryName));
    }

    /**
     * {@inheritdoc}
     */
    public function setDefaultOptions(OptionsResolverInterface $resolver)
    {

        $resolver->setDefaults([
            'mapped' => true,
            'error_bubbling' => false,
            'required' => false,
            'label' => ucfirst($this->filter),
            'attr' => [
                'placeholder' => 'Choose an option',
                'class' => 'position-autocomplete',
                'data-filter' => $this->filter,
            ],

        ]);
    }

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

    /**
     * {@inheritDoc}
     */
    public function getParent()
    {
        return TextType::class;
    }
}

SingleEntityTransformer.php

<?php

namespace RDW\Bundle\AppBundle\Form\DataTransformer;

use Doctrine\Common\Persistence\ObjectManager;
use Symfony\Component\Form\DataTransformerInterface;

/**
 * Class SingleEntityTransformer
 *
 * @package RDW\Bundle\AppBundle\Form\DataTransformer
 */
class SingleEntityTransformer implements DataTransformerInterface
{
    /**
     * @var ObjectManager
     */
    protected $om;

    /**
     * @var string
     */
    protected $repositoryName;

    /**
     * @param ObjectManager $om
     * @param string        $repositoryName
     */
    public function __construct(ObjectManager $om, $repositoryName)
    {
        $this->om = $om;
        $this->repositoryName = $repositoryName;
    }

    /**
     * Transforms an object to a string.
     *
     * @param  object|null $item
     *
     * @return string
     */
    public function transform($item)
    {
        if (null === $item) {
            return "";
        }

        return $item->getId();
    }

    /**
     * Transforms a string to an object.
     *
     * @param string $id
     *
     * @return object|null
     */
    public function reverseTransform($id)
    {
        if (! $id) {
            return null;
        }

        return $this->om->getRepository($this->repositoryName)->find($id);
    }
}