Add an Event bundle class

modules/opd_presentations/src/Collection/EventCollection.php

@@ -4,20 +4,20 @@ declare(strict_types=1);
 
 namespace Drupal\opd_presentations\Collection;
 
-use Drupal\paragraphs\ParagraphInterface;
+use Drupal\opd_presentations\Entity\Event;
 
 /**
- * @implements \IteratorAggregate<ParagraphInterface>
+ * @implements \IteratorAggregate<Event>
  */
 readonly final class EventCollection implements \IteratorAggregate {
 
  /**
-  * @param ParagraphInterface[] $events
+  * @param Event[] $events
   */
   public function __construct(private array $events) {
   }
 
-  public function first(): ParagraphInterface {
+  public function first(): Event {
     return array_values($this->events)[0];
   }
 

modules/opd_presentations/src/Entity/Event.php

@@ -0,0 +1,24 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Drupal\opd_presentations\Entity;
+
+use Drupal\paragraphs\Entity\Paragraph;
+use Drupal\paragraphs\ParagraphInterface;
+
+final class Event extends Paragraph implements ParagraphInterface {
+
+  public const PARAGRAPH_TYPE = 'event';
+
+  public function getEventDate(): string {
+    /** @var non-empty-string */
+    return $this->get('field_date')->value;
+  }
+
+  public function getEventName(): string {
+    /** @var non-empty-string */
+    return $this->get('field_event_name')->value;
+  }
+
+}

modules/opd_presentations/src/Entity/Presentation.php

@@ -8,7 +8,7 @@ use Drupal\Core\Datetime\DrupalDateTime;
 use Drupal\node\Entity\Node;
 use Drupal\node\NodeInterface;
 use Drupal\opd_presentations\Collection\EventCollection;
-use Drupal\paragraphs\Entity\Paragraph;
+use Drupal\opd_presentations\Entity\Event;
 
 final class Presentation extends Node implements NodeInterface {
 
@@ -19,7 +19,7 @@ final class Presentation extends Node implements NodeInterface {
 
     return new EventCollection(array_filter(
       array: $events,
-      callback: fn (Paragraph $event): bool => $event->get('field_date')->value < $today,
+      callback: fn (Event $event): bool => $event->getEventDate() < $today,
     ));
   }