import 'package:equatable/equatable.dart'; abstract class NotificationPreferencesEvent extends Equatable { const NotificationPreferencesEvent(); @override List get props => []; } class LoadCategories extends NotificationPreferencesEvent {} class ToggleCategorySelection extends NotificationPreferencesEvent { final int categoryId; const ToggleCategorySelection(this.categoryId); @override List get props => [categoryId]; }