import 'package:equatable/equatable.dart';

class NotificationItem extends Equatable {
  final String id;
  final String title;
  final String body;
  final DateTime date;
  final bool isRead;
  final String category; // 'finance', 'event', 'system'

  const NotificationItem({
    required this.id,
    required this.title,
    required this.body,
    required this.date,
    this.isRead = false,
    required this.category,
  });

  @override
  List<Object?> get props => [id, title, body, date, isRead, category];
}

abstract class NotificationState extends Equatable {
  const NotificationState();
  
  @override
  List<Object?> get props => [];
}

class NotificationInitial extends NotificationState {}

class NotificationLoading extends NotificationState {}

class NotificationLoaded extends NotificationState {
  final List<NotificationItem> items;

  const NotificationLoaded({required this.items});

  @override
  List<Object?> get props => [items];
}

class NotificationError extends NotificationState {
  final String message;
  const NotificationError(this.message);

  @override
  List<Object?> get props => [message];
}