getContact method

Future<ChatContact?> getContact({
  1. required String userId,
})

Gets contact by userId.

Param userId user id。

Return The contact.

Throws A description of the exception. See ChatError.

Implementation

Future<ChatContact?> getContact({required String userId}) async {
  Map req = {'userId': userId};
  Map result = await _channel.invokeMethod(ChatMethodKeys.getContact, req);
  try {
    ChatError.hasErrorFromResult(result);
    if (result.containsKey(ChatMethodKeys.getContact)) {
      return ChatContact.fromJson(result[ChatMethodKeys.getContact]);
    } else {
      return null;
    }
  } on ChatError catch (e) {
    throw e;
  }
}