getChatByUser method

  1. @override
Future<PersonalChatModel> getChatByUser(
  1. ChatUserModel user
)

Retrieves a chat based on the user.

Implementation

@override
Future<PersonalChatModel> getChatByUser(ChatUserModel user) async {
  PersonalChatModel? chat;
  try {
    chat = _chats
        .whereType<PersonalChatModel>()
        .firstWhere((element) => element.user.id == user.id);
    // ignore: avoid_catching_errors
  } on StateError {
    chat = PersonalChatModel(
      user: user,
      messages: [],
      id: '',
    );
    chat.id = chat.hashCode.toString();
    _chats.add(chat);
    debugPrint('New chat created: $chat');
  }

  _chatsController.add([..._chats]);
  notifyListeners();
  return chat;
}