edlp_d8/sites/all/modules/figli/edlp_search/edlp_search.module

<?php

/**
 * @file
 * Contains edlp_search.module.
 */

use Drupal\Core\Routing\RouteMatchInterface;
use Drupal\Core\Url;

/**
 * Implements hook_help().
 */
function edlp_search_help($route_name, RouteMatchInterface $route_match) {
  switch ($route_name) {
    // Main module help for the edlp_search module.
    case 'help.page.edlp_search':
      $output = '';
      $output .= '<h3>' . t('About') . '</h3>';
      $output .= '<p>' . t('Edlp search module') . '</p>';
      return $output;

    default:
  }
}

/**
 * Implements hook_page_attachments().
 * @param array $attachments
 */
function edlp_search_page_attachments(array &$attachments) {
  $attachments['#attached']['library'][] = 'edlp_search/edlp_search-library';
  $url = Url::fromRoute('edlp_search.edlp_search_controller_searchResults_ajax', [], ['absolute' => TRUE]);
  $attachments['#attached']['drupalSettings']['edlp_search']['results_ajax_url'] = $url->getInternalPath();
}


/**
 * Implements hook_theme().
 */
function edlp_search_theme($existing, $type, $theme, $path) {
  return array(
    'edlp_search_search_form' => array(
      'file' => 'includes/edlp_search_search_form.inc',
      'variables' => array(
        'form' => null,
      ),
    ),
  );
}