commands-1.x-dev/src/Form/CommandTypeForm.php

<?php

namespace Drupal\commands\Form;

use Drupal\Core\Entity\BundleEntityFormBase;
use Drupal\Core\Entity\EntityTypeInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\commands\Entity\CommandType;

/**
 * Form handler for command type forms.
 */
class CommandTypeForm extends BundleEntityFormBase {

  /**
   * {@inheritdoc}
   */
  public function form(array $form, FormStateInterface $form_state) {
    $form = parent::form($form, $form_state);

    /**
     * @var CommandType
     */
    $entity_type = $this->entity;

//    dsm($entity_type);
    if ($this->operation == 'edit') {
      $form['#title'] = $this->t('Edit %label command type', ['%label' => $entity_type->label()]);
    }

    if ($entity_type->isNew()) {
      $plugin = \Drupal::routeMatch()->getParameter('plugin');
      if (empty($plugin)) {
        $this->redirect('entity.command_type.collection')->send();
        return $form;
      }
    }
    else {
      $plugin = $entity_type->id();
    }

    $definition = \Drupal::service('plugin.manager.commands')->getDefinition($plugin);

    $form['command_plugin'] = [
      '#type' => 'value',
      '#value' => $plugin,
    ];
    $form['title'] = [
      '#type' => 'item',
      '#title' => $this->t('Command'),
      '#markup' => $definition['label'],
      '#description' => $definition['description'],
    ];

    $form['label'] = [
      '#title' => $this->t('Label'),
      '#type' => 'textfield',
      '#default_value' => $entity_type->label() ?: $definition['label'],
      '#description' => $this->t('The text to display for this command.'),
      '#required' => TRUE,
      '#size' => 30,
    ];

    $form['description'] = [
      '#title' => $this->t('Description'),
      '#type' => 'textarea',
      '#default_value' => $entity_type->description() ?: $definition['description'],
      '#description' => $this->t('Text to display to the user when choosing what command to run.'),
      '#size' => 30,
    ];

    $form['id'] = [
      '#type' => 'value',
      '#default_value' => $entity_type->id(),
    ];
    return $this->protectBundleIdElement($form);
  }

  /**
   * {@inheritdoc}
   */
  protected function actions(array $form, FormStateInterface $form_state) {
    $actions = parent::actions($form, $form_state);
    $actions['submit']['#value'] = $this->t('Save command type');
    $actions['delete']['#value'] = $this->t('Delete command type');
    return $actions;
  }

  /**
   * {@inheritdoc}
   */
  public function save(array $form, FormStateInterface $form_state) {

    /** @var CommandType $entity_type */
    $entity_type = $this->entity;

    $entity_type->set('id', $entity_type->commandPlugin()->getPluginId());
    $entity_type->set('command_plugin', $entity_type->commandPlugin()->getPluginId());

    if (empty($entity_type->get('label'))) {
      $entity_type->set('label', $entity_type->commandPlugin()->label());
    }

    $status = $entity_type->save();

    $t_args = ['%name' => $entity_type->label()];
    if ($status == SAVED_UPDATED) {
      $message = $this->t('The command type %name has been updated.', $t_args);
    }
    elseif ($status == SAVED_NEW) {
      $message = $this->t('The command type %name has been added.', $t_args);
    }
    $this->messenger()->addStatus($message);

    $form_state->setRedirectUrl($entity_type->toUrl('collection'));
  }

}