Refactor

Try a different way of naming and grouping classes.

modules/opd_presentations/src/Events.php

@@ -0,0 +1,33 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Drupal\opd_presentations;
+
+/**
+ * @implements \IteratorAggregate<Event>
+ */
+readonly final class Events implements \IteratorAggregate {
+
+ /**
+  * @param Event[] $events
+  */
+  private function __construct(private array $events) {
+  }
+
+  public function first(): Event {
+    return array_values($this->events)[0];
+  }
+
+  public function getIterator(): \Traversable {
+    return new \ArrayIterator($this->events);
+  }
+
+ /**
+  * @param Event[] $events
+  */
+  public static function new(array $events): self {
+    return new self($events);
+  }
+
+}