improvements-2.x-dev/modules/improvements_paragraphs/src/Plugin/paragraphs/Behavior/MoveWidgetParagraphBehavior.php

<?php

namespace Drupal\improvements_paragraphs\Plugin\paragraphs\Behavior;

use Drupal\Core\Entity\Display\EntityViewDisplayInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\druhels\ArrayHelper;
use Drupal\paragraphs\Entity\Paragraph;
use Drupal\paragraphs\ParagraphInterface;
use Drupal\paragraphs\ParagraphsBehaviorBase;

/**
 * @ParagraphsBehavior(
 *   id = "move_widget",
 *   label = @Translation("Move some field widgets to behavior tab"),
 *   description = @Translation("Allows to move some field widgets to behavior tab."),
 *   weight = 104,
 * )
 */
class MoveWidgetParagraphBehavior extends ParagraphsBehaviorBase {

  /**
   * {@inheritdoc}
   */
  public function defaultConfiguration(): array {
    return [
      'fields' => [],
    ];
  }

  /**
   * {@inheritdoc}
   */
  public function buildConfigurationForm(array $form, FormStateInterface $form_state): array {
    $form['fields'] = [
      '#type' => 'textarea',
      '#title' => $this->t('Fields'),
      '#description' => $this->t('Format:') . ' <code>field_name|weight</code>',
      '#default_value' => ArrayHelper::formatArrayAsKeyValueList($this->configuration['fields'], '|'),
    ];

    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function submitConfigurationForm(array &$form, FormStateInterface $form_state): void {
    $this->configuration['fields'] = ArrayHelper::formatKeyValueListAsArray($form_state->getValue('fields'), '|');
  }

  /**
   * {@inheritdoc}
   */
  public function buildBehaviorForm(ParagraphInterface $paragraph, array &$form, FormStateInterface $form_state): array {
    $form['#behavior_configuration'] = $this->configuration;

    return $form;
  }

  /**
   * {@inheritDoc}
   */
  public function view(array &$build, Paragraph $paragraph, EntityViewDisplayInterface $display, $view_mode): void { }

}