<?php

namespace Drupal\my_custom_module\Plugin\EmbeddedContent;

use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\StringTranslation\StringTranslationTrait;
use Drupal\embedded_content\EmbeddedContentInterface;
use Drupal\embedded_content\EmbeddedContentPluginBase;

/**
 * Arrow Link plugin.
 *
 * @EmbeddedContent(
 *   id = "arrow_link",
 *   label = @Translation("Arrow Link"),
 *   description = @Translation("Renders a link as arrow link."),
 * )
 */
class ArrowLink extends EmbeddedContentPluginBase implements EmbeddedContentInterface {

  use StringTranslationTrait;

  /**
   * {@inheritdoc}
   */
  public function defaultConfiguration() {
    return [
      'url' => NULL,
      'title' => NULL,
      'display_arrow' => 1,
    ];
  }

  /**
   * {@inheritdoc}
   */
  public function build(): array {
    return [
      '#type' => 'component',
      '#component' => 'THEME_NAME:arrow-link',
      '#props' => [
        'title' => $this->configuration['title'],
        'url' => $this->configuration['url'],
        'display_arrow' => $this->configuration['display_arrow'],
      ],
    ];
  }

  /**
   * {@inheritdoc}
   */
  public function buildConfigurationForm(array $form, FormStateInterface $form_state) {
    $form['url'] = [
      '#type' => 'url',
      '#title' => $this->t('URL'),
      '#default_value' => $this->configuration['url'],
      '#required' => TRUE,
    ];

    $form['title'] = [
      '#type' => 'textfield',
      '#title' => $this->t('Title'),
      '#default_value' => $this->configuration['title'],
      '#required' => TRUE,
    ];

    $form['display_arrow'] = [
      '#type' => 'checkbox',
      '#title' => $this->t('Display arrow'),
      '#default_value' => (bool) $this->configuration['display_arrow'],
    ];

    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function isInline(): bool {
    return TRUE;
  }

}