initModel method
Implementation
@override
Future<int?> initModel(String modelId, String modelName, String modelDir, String sessionId, bool keepHistory) async {
// TODO: implement initModel
final code = await methodChannel.invokeMethod<int>("initModel", {"modelId": modelId, "modelName": modelName,
"modelDir": modelDir, "sessionId": sessionId, "keepHistory": keepHistory});
return code;
}