openlayers-8.x-4.x-dev/src/MapSettings.php

<?php

namespace Drupal\openlayers;

/**
 * Generates the complete settings for the selected map, together with all the related layers / sources / interactions / etc.
 */
class MapSettings {

  /**
   * The settings for the selected map.  These settings will be passed to the javascript file that generates the map. 
   *
   * @var array
   */
  public $settings;

  public function __construct($map_id) {
    $this->settings = $this->getSettings($map_id, 'map');
  }
  
  /**
   * {@inheritdoc}
   */
  public function getSettings($id, $type) {
    $id = 'openlayers.' . $type . '.' . $id;

    $config = \Drupal::config($id)->get();

    if ($type == 'map') {
      $this->cacheTags = ['config:' . $id];
    }
    $settings = [];


    //  TODO
    if ($type == 'map') {
      $settings['map'] = [
        'mn' => 'openlayers_geofield_map_geofield_formatter',
        'fs' => 'openlayers.Map:OLMap',
        'opt' => []
      ];
    }
    
    foreach ($config as $key => $item) {
      if (in_array($key, ['uuid', 'langcode', 'status', 'dependencies', '_core', 'id', 'label', 'is_configurable'])) {
        continue;
      }

      switch ($key) {
        case 'controls':
        case 'layers':
        case 'styles':
        case 'interactions':

          if (count($item) > 0) {
            $layers = [];
            foreach ($item as $layer_item) {

              $layer = $this->getSettings($layer_item['id'], 'layer');

              foreach($layer_item['data'] as $key_data => $item_data) {

                if ($key_data == 'factory_service') {
                  $layer['fs'] = $item_data;
                } else {
                  $layer['opt'][$key_data] = $item_data;
                }
              }

              $settings[$key . 'XX'][] = $layer;
            }
          }

          break;
        default:
          $settings[$key] = $item;
      }

    }

    return $settings;
  } 
  
}