<?php

/**
 * @file
 * Leaflet module formatter extension.
 */

use Drupal\Component\Utility\Html;

/**
 * Load all Leaflet required client files and return markup for a map.
 *
 * @param array $map
 *   The map.
 * @param array $features
 *   Map features (markers, etc).
 * @param string $height
 *   Map height.
 *
 * @return array
 *   The render array.
 */
function aggregated_leaflet_map_render_map(array $map, array $features = array(), $height = '400px') {
  /*
   * @todo: @note
   *  leaflet_render_map is called elsewhere, that could cause problems!
   */
  $map_id = Html::getUniqueId('leaflet_map');

  $settings[$map_id] = array(
    'mapId' => $map_id,
    'map' => $map,
  // JS only works with arrays, make sure we have one with numeric keys.
    'features' => array_values($features),
  );
  return array(
    '#theme' => 'leaflet_map',
    '#map_id' => $map_id,
    '#height' => $height,
    '#map' => $map,
    '#attached' => array(
      // Customized JS for displaying features in a single map.
      'library' => array('aggregated_leaflet_map/aggregated-leaflet-drupal'),
      'drupalSettings' => array(
        'leaflet' => $settings,
      ),
    ),
  );
}