Method parserGetCode

app/src/API/Handlers/ProjectHandler.cpp:2998–3035

* @brief Get frame parser code for a source. */

 * @brief Get frame parser code for a source.
 */
API::CommandResponse API::Handlers::ProjectHandler::parserGetCode(const QString& id,
                                                                  const QJsonObject& params)
{
  const int sourceId = params.contains(Keys::SourceId) ? params.value(Keys::SourceId).toInt() : 0;
  const auto& model  = DataModel::ProjectModel::instance();
  const int srcCount = static_cast<int>(model.sources().size());

  if (sourceId < 0 || sourceId >= srcCount)
    return CommandResponse::makeError(
      id, ErrorCode::InvalidParam, QStringLiteral("Invalid sourceId"));

  QString code =
    sourceId == 0 ? model.frameParserCode() : model.sources()[sourceId].frameParserCode;

  QJsonObject result;
  result[Keys::SourceId]             = sourceId;
  result[QStringLiteral("language")] = model.frameParserLanguage(sourceId);

  if (model.frameParserLanguage(sourceId) == SerialStudio::Native) {
    QString template_id = model.frameParserTemplate(sourceId);
    if (template_id.isEmpty())
      template_id = DataModel::defaultNativeTemplateId();

    QJsonObject template_params = model.frameParserParams(sourceId);
    if (template_params.isEmpty()) {
      if (const auto* tmpl = DataModel::nativeTemplateById(template_id))
        template_params = DataModel::nativeTemplateDefaults(*tmpl);
    }

    code = DataModel::CFrameParser::buildDescriptor(template_id, template_params);
    result[QStringLiteral("template")] = template_id;
    result[QStringLiteral("params")]   = template_params;
  }

  result[QStringLiteral("code")]       = code;
  result[QStringLiteral("codeLength")] = code.length();
  return CommandResponse::makeSuccess(id, result);
}

/**
 * @brief Set the scripting language for a frame parser source.