addFriend method
Send a Friend Request, the other party needs to accept the request to become friends.
userID
User ID to be invited
reason
Remark description
Implementation
Future<dynamic> addFriend({
required String userID,
String? reason,
String? operationID,
}) =>
_channel.invokeMethod(
'addFriend',
_buildParam({
"toUserID": userID,
"reqMsg": reason,
"operationID": Utils.checkOperationID(operationID),
}));