quick_actions.module

<?php

use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Url;
use Drupal\node\NodeInterface;

/**
 * Implements hook_form_FORM_ID_alter().
 */
function quick_actions_form_node_form_alter(&$form, FormStateInterface $form_state, $form_id) {
  $node = $form_state->getFormObject()->getEntity();
  $type = $node->bundle();

  $enabled_types = ['page', 'article']; // placeholder - can be made configurable later

  if (!in_array($type, $enabled_types)) {
    return;
  }

  // Ensure vertical_tabs container exists.
  if (!isset($form['advanced'])) {
    $form['advanced'] = [
      '#type' => 'vertical_tabs',
      '#weight' => 99,
    ];
  }

  $form['quick_actions'] = [
    '#type' => 'details',
    '#title' => t('Quick actions'),
    '#group' => 'advanced',
  ];

  // Only show the link if the node has an ID.
  if (!$node->isNew()) {
    $form['quick_actions']['set_homepage'] = [
      '#type' => 'link',
      '#title' => t('Set as homepage'),
      '#url' => Url::fromRoute('quick_actions.set_homepage', ['node' => $node->id()]),
      '#description' => t("Use this action to set the current page as the site's front page. This can help promote important content."),
    ];
  }
}

/**
 * Implements hook_page_top().
 */
function quick_actions_page_top(array &$page_top) {
  $current_path = \Drupal::service('path.current')->getPath();
  $paths = \Drupal::config('quick_actions.settings')->get('default_paths') ?? [];

  // Avoid duplicates.
  if (in_array($current_path, $paths)) {
    return;
  }

  $page_top['quick_actions_set_default'] = [
    '#markup' => '<div id="set-as-default-button"><a href="#" class="set-as-default-link">Set as default</a></div>',
    '#attached' => [
      'library' => ['quick_actions/set_default'],
    ],
  ];
}