<?php

/**
 * @file
 * Provides integration with the Inspire tree library.
 */

/**
 * Implements hook_library_info_alter().
 */
function inspire_tree_library_info_alter(&$libraries, $module) {
  if ($module == 'inspire_tree') {
    // In case that the libraries are included locally, use those instead of the
    // CDN.
    // @see https://www.drupal.org/node/3099614
    $library_file_finder = \Drupal::service('library.libraries_directory_file_finder');
    $current_libraries = [
      'inspire_tree' => 'inspire-tree.min.js',
      'inspire_tree_dom' => 'inspire-tree-dom.min.js',
      'lodash' => 'lodash.min.js',
    ];
    foreach ($current_libraries as $current_library_id => $current_library_file) {
      if (isset($libraries[$current_library_id])) {
        $path = $library_file_finder->find($current_library_file);
        if ($path) {
          $libraries[$current_library_id]['js'] = [
            '/' . $path => ['minified' => TRUE]
          ];
        }
      }
    }

    // Include light/dark mode based on the settings.
    $dom_library = 'inspire_tree_dom';
    if (isset($libraries[$dom_library])) {
      $mode = \Drupal::config('inspire_tree.settings')->get('mode');
      if ($mode !== 'none') {
        $file_name = "inspire-tree-$mode.css";
        $path = $library_file_finder->find($file_name);
        if ($path) {
          $libraries[$dom_library]['css'] = [
            'theme' => [
              '/' . $path => []
            ]
          ];
        }
        else {
          $version = $libraries[$dom_library]['version'];
          $libraries[$dom_library]['css'] = [
            'theme' => [
              "//cdn.jsdelivr.net/gh/helion3/inspire-tree-dom@$version/dist/$file_name" => []
            ]
          ];
        }
      }
    }
  }
}