enterRoom method
Implementation
Future<TUIValueCallBack<TUIRoomInfo>> enterRoom(
String roomId, TUIRoomType roomType) {
String userData = Tools.generateUserData();
Completer<TUIValueCallBack<TUIRoomInfo>> completer = Completer();
_valueCallback2Future<TUIRoomInfo>(userData, completer);
_engineSDK.Dart_EnterRoomV2(_engineFFIPointer, roomType.value(),
Tools.string2PointerChar(roomId), Tools.string2PointerChar(userData));
return completer.future;
}