Chris@14: <?php
Chris@14: 
Chris@14: namespace Drupal\layout_builder\Controller;
Chris@14: 
Chris@17: use Drupal\Core\Ajax\AjaxHelperTrait;
Chris@14: use Drupal\Core\DependencyInjection\ContainerInjectionInterface;
Chris@14: use Drupal\Core\Layout\LayoutPluginManagerInterface;
Chris@14: use Drupal\Core\Plugin\PluginFormInterface;
Chris@14: use Drupal\Core\StringTranslation\StringTranslationTrait;
Chris@14: use Drupal\Core\Url;
Chris@18: use Drupal\layout_builder\LayoutBuilderHighlightTrait;
Chris@14: use Drupal\layout_builder\SectionStorageInterface;
Chris@14: use Symfony\Component\DependencyInjection\ContainerInterface;
Chris@14: 
Chris@14: /**
Chris@14:  * Defines a controller to choose a new section.
Chris@14:  *
Chris@14:  * @internal
Chris@18:  *   Controller classes are internal.
Chris@14:  */
Chris@14: class ChooseSectionController implements ContainerInjectionInterface {
Chris@14: 
Chris@14:   use AjaxHelperTrait;
Chris@18:   use LayoutBuilderHighlightTrait;
Chris@14:   use StringTranslationTrait;
Chris@14: 
Chris@14:   /**
Chris@14:    * The layout manager.
Chris@14:    *
Chris@14:    * @var \Drupal\Core\Layout\LayoutPluginManagerInterface
Chris@14:    */
Chris@14:   protected $layoutManager;
Chris@14: 
Chris@14:   /**
Chris@14:    * ChooseSectionController constructor.
Chris@14:    *
Chris@14:    * @param \Drupal\Core\Layout\LayoutPluginManagerInterface $layout_manager
Chris@14:    *   The layout manager.
Chris@14:    */
Chris@14:   public function __construct(LayoutPluginManagerInterface $layout_manager) {
Chris@14:     $this->layoutManager = $layout_manager;
Chris@14:   }
Chris@14: 
Chris@14:   /**
Chris@14:    * {@inheritdoc}
Chris@14:    */
Chris@14:   public static function create(ContainerInterface $container) {
Chris@14:     return new static(
Chris@14:       $container->get('plugin.manager.core.layout')
Chris@14:     );
Chris@14:   }
Chris@14: 
Chris@14:   /**
Chris@14:    * Choose a layout plugin to add as a section.
Chris@14:    *
Chris@14:    * @param \Drupal\layout_builder\SectionStorageInterface $section_storage
Chris@14:    *   The section storage.
Chris@14:    * @param int $delta
Chris@14:    *   The delta of the section to splice.
Chris@14:    *
Chris@14:    * @return array
Chris@14:    *   The render array.
Chris@14:    */
Chris@14:   public function build(SectionStorageInterface $section_storage, $delta) {
Chris@14:     $items = [];
Chris@17:     $definitions = $this->layoutManager->getFilteredDefinitions('layout_builder', [], ['section_storage' => $section_storage]);
Chris@17:     foreach ($definitions as $plugin_id => $definition) {
Chris@14:       $layout = $this->layoutManager->createInstance($plugin_id);
Chris@14:       $item = [
Chris@14:         '#type' => 'link',
Chris@14:         '#title' => [
Chris@14:           $definition->getIcon(60, 80, 1, 3),
Chris@14:           [
Chris@14:             '#type' => 'container',
Chris@14:             '#children' => $definition->getLabel(),
Chris@14:           ],
Chris@14:         ],
Chris@14:         '#url' => Url::fromRoute(
Chris@14:           $layout instanceof PluginFormInterface ? 'layout_builder.configure_section' : 'layout_builder.add_section',
Chris@14:           [
Chris@14:             'section_storage_type' => $section_storage->getStorageType(),
Chris@14:             'section_storage' => $section_storage->getStorageId(),
Chris@14:             'delta' => $delta,
Chris@14:             'plugin_id' => $plugin_id,
Chris@14:           ]
Chris@14:         ),
Chris@14:       ];
Chris@14:       if ($this->isAjax()) {
Chris@14:         $item['#attributes']['class'][] = 'use-ajax';
Chris@14:         $item['#attributes']['data-dialog-type'][] = 'dialog';
Chris@14:         $item['#attributes']['data-dialog-renderer'][] = 'off_canvas';
Chris@14:       }
Chris@14:       $items[] = $item;
Chris@14:     }
Chris@14:     $output['layouts'] = [
Chris@14:       '#theme' => 'item_list',
Chris@14:       '#items' => $items,
Chris@14:       '#attributes' => [
Chris@14:         'class' => [
Chris@14:           'layout-selection',
Chris@14:         ],
Chris@18:         'data-layout-builder-target-highlight-id' => $this->sectionAddHighlightId($delta),
Chris@14:       ],
Chris@14:     ];
Chris@14: 
Chris@14:     return $output;
Chris@14:   }
Chris@14: 
Chris@14: }