openlayers-8.x-4.x-dev/src/Plugin/Map/OLMap/OLMap.php

<?php

namespace Drupal\openlayers\Plugin\Map\OLMap;

use Drupal\Core\Form\FormStateInterface;
use Drupal\openlayers\Types\Map;

/**
 * Defines the Map object for an Openlayers map.
 *
 * @OpenlayersPlugin(
 *   id = "OLMap",
 *   label = @Translation("Openlayers Map"),
 *   description = @Translation("An openlayers map."),
 *   service = "openlayers.Map:OLMap",
 *   library = "openlayers-plugin-map-olmap",
 *   type = "map"
 * )
 */
class OLMap extends Map {

  /**
   * {@inheritdoc}
   */
  public function getSummary() {
    $summary = [
      '#theme' => 'openlayers_map_summary',
      '#data' => $this->configuration,
    ];
    $summary += parent::getSummary();

    return $summary;
  }
  
  /**
   * {@inheritdoc}
   */
  public function defaultConfiguration() {          //  TODO - this appears to override config provided when using createInstance of plugin
    return [
      'className' => 'ol-map',
    ];
  }

  /**
   * {@inheritdoc}
   */
  public function buildConfigurationForm(array $form, FormStateInterface $form_state) {
    $form['className'] = [
      '#type' => 'textfield',
      '#default_value' => $this->configuration['className'],
      '#title' => t('Class name'),
      '#description' => t('CSS class name.'),
      '#size' => 50,
      '#maxlength' => 50,
      '#required' => FALSE,
    ];

    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function validateConfigurationForm(array &$form, FormStateInterface $form_state) {

  }

  /**
   * {@inheritdoc}
   */
  public function submitConfigurationForm(array &$form, FormStateInterface $form_state) {
    parent::submitConfigurationForm($form, $form_state);

    $this->configuration['className'] = $form_state->getValue('className');
  }

  public function attach_js_settings($map_id) {  
    
    $js_settings = [];

    //  TODO - determine plugin types rather than use hard-coded array 
    $pluginTypes = ['sources', 'styles', 'interactions', 'controls', 'components', 'layers'];

    foreach ($pluginTypes as $pluginType) {
      if (!empty($mapConfig[$pluginType])) {
        $configObjects = $mapConfig[$pluginType];
        $pluginObjects = [];
        foreach ($configObjects as $key => $item) {

          if (!empty($item['plugin_definition']['library'])) {
            $js = array(
              'mn' => $item['id'],
              'fs' => $item['plugin_definition']['service'],
            );

            if (!empty($item['data'])) {
              $js['opt'] = $item['data'];
            }
            $pluginObjects[] = $js;
          } else {
            \Drupal::messenger()->addError('Plugin "' . $item['id'] . '" does not have a js library defined.');
            \Drupal::logger('openlayers')->error('Plugin "' . $item['id'] . '" does not have a js library defined.');
          }
        }
        $js_settings[substr($pluginType, 0, -1)] = $pluginObjects;
      }
    }

    $js_settings['map'] = [
      'opt' => [
        'view' => [
          'center' => [
            'lon' => 0,
            'lat' => 51,
          ],
          'rotation' => 0,
        ],
      ],
    ];

  }

}