private function registerListeners(): void
    {
        Event::listen(ReactionHasBeenAdded::class, IncrementAggregates::class);
        Event::listen(ReactionHasBeenRemoved::class, DecrementAggregates::class);
    }
private function registerListeners(): void
    {
        Event::listen(ReactionHasBeenAdded::class, IncrementAggregates::class);
        Event::listen(ReactionHasBeenRemoved::class, DecrementAggregates::class);
    }
private function registerListeners ( ) : void { Event :: listen ( ReactionHasBeenAdded :: class , IncrementAggregates :: class ) ; Event :: listen ( ReactionHasBeenRemoved :: class , DecrementAggregates :: class ) ; }
Register the Love event listeners.

@return void
Register the Love event listeners .