geo/app/lib/chat/models/room.dart

import 'package:hive/hive.dart';

part 'room.g.dart';

/// Modèle simple de conversation/room
@HiveType(typeId: 50)
class Room extends HiveObject {
  @HiveField(0)
  final String id;
  
  @HiveField(1)
  final String title;
  
  @HiveField(2)
  final String type; // 'private' ou 'group'
  
  @HiveField(3)
  final DateTime createdAt;
  
  @HiveField(4)
  final String? lastMessage;
  
  @HiveField(5)
  final DateTime? lastMessageAt;
  
  @HiveField(6)
  final int unreadCount;
  
  Room({
    required this.id,
    required this.title,
    required this.type,
    required this.createdAt,
    this.lastMessage,
    this.lastMessageAt,
    this.unreadCount = 0,
  });
  
  // Simple factory depuis JSON
  factory Room.fromJson(Map<String, dynamic> json) {
    return Room(
      id: json['id'],
      title: json['title'] ?? 'Sans titre',
      type: json['type'] ?? 'private',
      createdAt: DateTime.parse(json['date_creation']),
      lastMessage: json['last_message'],
      lastMessageAt: json['last_message_at'] != null 
          ? DateTime.parse(json['last_message_at'])
          : null,
      unreadCount: json['unread_count'] ?? 0,
    );
  }
  
  // Simple conversion en JSON
  Map<String, dynamic> toJson() => {
    'id': id,
    'title': title,
    'type': type,
    'date_creation': createdAt.toIso8601String(),
  };
}