public void ConvertFile(string inputFilePath, string targetFilePath, string language)
        {
            // read input file
            var fileContent = _fileHandlerService.ReadFileAsString(inputFilePath);

            // parse file
            var sourceModel = _sourceModelSerializerService.Deserialize(fileContent);

            // convert source to intermediate model
            var intermediateModel = _sourceModelConverterService.ConvertToIntermediate(sourceModel, language);

            // convert intermediate to target model
            var targetModel = _targetModelConverterService.ConvertFromIntermediate(intermediateModel);

            // serialize model
            var serializedTargetModel = _targetModelSerializerService.Serialize(targetModel);

            // save output
            _fileHandlerService.WriteFileAsString(targetFilePath, serializedTargetModel);
        }