feat(events): Adds AcknowledgableEvent

source/Events/AcknowledgableEvent.ts

@@ -0,0 +1,20 @@
+import {AcknowledgeEvent, BaseEvent, EventType} from "./EventHandler.types";
+
+export abstract class AcknowledgableEvent implements AcknowledgeEvent {
+  type: EventType.Acknowledge = EventType.Acknowledge;
+  
+  private acknowledged: boolean = false;
+  
+  public isAcknowledged(): boolean {
+    return this.acknowledged;
+  }
+  
+  /**
+   * This is supposed to be executed by the method called by the event.
+   */
+  public acknowledge() {
+    this.acknowledged = true;
+  }
+  
+  public abstract handleUnacknowledgement(): void;
+}