{% extends "base/class.php.twig" %}

{% block file_path %}
\Drupal\{{ module }}\Form\{{ entity_class }}Form.
{% endblock %}

{% block namespace_class %}
namespace Drupal\{{ module }}\Form;
{% endblock %}

{% block use_class %}
use Drupal\Core\Entity\EntityForm;
use Drupal\Core\Form\FormStateInterface;
{% endblock %}

{% block class_declaration %}
/**
 * Class {{ entity_class }}Form.
 */
class {{ entity_class }}Form extends EntityForm {% endblock %}
{% block class_methods %}
  /**
   * {@inheritdoc}
   */
  public function form(array $form, FormStateInterface $form_state) {
    $form = parent::form($form, $form_state);

    ${{ entity_name | machine_name }} = $this->entity;
    $form['label'] = [
      '#type' => 'textfield',
      '#title' => $this->t('Label'),
      '#maxlength' => 255,
      '#default_value' => ${{ entity_name | machine_name }}->label(),
      '#description' => $this->t("Label for the {{ label }}."),
      '#required' => TRUE,
    ];

    $form['id'] = [
      '#type' => 'machine_name',
      '#default_value' => ${{ entity_name | machine_name }}->id(),
      '#machine_name' => [
        'exists' => '\Drupal\{{ module }}\Entity\{{ entity_class }}::load',
      ],
      '#disabled' => !${{ entity_name | machine_name }}->isNew(),
    ];

    /* You will need additional form elements for your custom properties. */

    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function save(array $form, FormStateInterface $form_state) {
    ${{ entity_name | machine_name }} = $this->entity;
    $status = ${{ entity_name | machine_name }}->save();

    switch ($status) {
      case SAVED_NEW:
        $this->messenger()->addMessage($this->t('Created the %label {{ label }}.', [
          '%label' => ${{ entity_name | machine_name }}->label(),
        ]));
        break;

      default:
        $this->messenger()->addMessage($this->t('Saved the %label {{ label }}.', [
          '%label' => ${{ entity_name | machine_name }}->label(),
        ]));
    }
    $form_state->setRedirectUrl(${{ entity_name | machine_name }}->toUrl('collection'));
  }
{% endblock %}
