eatvio_app/lib/features/chat/models/chat_room_preview_model.dart

import 'package:eatvio_app/features/chat/models/chat_message_model.dart';
import 'package:freezed_annotation/freezed_annotation.dart';

part 'chat_room_preview_model.freezed.dart';
part 'chat_room_preview_model.g.dart';

@freezed
class ChatRoomPreviewModel with _$ChatRoomPreviewModel {
  const factory ChatRoomPreviewModel({
    @JsonKey(name: "chatRooms") required List<ChatRoom> chatRooms,
  }) = _ChatRoomPreviewModel;

  factory ChatRoomPreviewModel.fromJson(Map<String, dynamic> json) => _$ChatRoomPreviewModelFromJson(json);
}

@freezed
class ChatRoom with _$ChatRoom {
  const factory ChatRoom({
    @JsonKey(name: "id") required String id,
    @JsonKey(name: "room_name") required String roomName,
    @JsonKey(name: "last_message", fromJson: parseLastMessage) required ChatMessageModel? lastMessage,
    @JsonKey(name: "users") required Users users,
    @JsonKey(name: "unread_messages_count") required int unreadMessagesCount,
  }) = _ChatRoom;

  factory ChatRoom.fromJson(Map<String, dynamic> json) => _$ChatRoomFromJson(json);
}

ChatMessageModel? parseLastMessage(dynamic json) {
  if (json is List) {
    return null;
  }
  return ChatMessageModel.fromJson(json);
}

@freezed
class Users with _$Users {
  const factory Users({
    @JsonKey(name: "from_chat_user") required ChatUser fromChatUser,
    @JsonKey(name: "to_chat_user") required ChatUser toChatUser,
  }) = _Users;

  factory Users.fromJson(Map<String, dynamic> json) => _$UsersFromJson(json);
}

@freezed
class ChatUser with _$ChatUser {
  const factory ChatUser({
    @JsonKey(name: "id") required int id,
    @JsonKey(name: "name") required String name,
    @JsonKey(name: "profile_photo_path") required String? profilePhotoPath,
    @JsonKey(name: "profile_photo_url") required String profilePhotoUrl,
  }) = _ChatUser;

  factory ChatUser.fromJson(Map<String, dynamic> json) => _$ChatUserFromJson(json);
}