Refactor

modules/opd_presentations/src/Events.php

@@ -15,6 +15,13 @@ readonly final class Events implements \IteratorAggregate {
   private function __construct(private array $events) {
   }
 
+  public function filter(\Closure $callback): self {
+    return new self(array_filter(
+      array: $this->events,
+      callback: $callback,
+    ));
+  }
+
   public function first(): Event {
     return array_values($this->events)[0];
   }