Method setFlowControl

app/src/API/Handlers/UARTHandler.cpp:351–381

* @brief Set flow control */

 * @brief Set flow control
 */
API::CommandResponse API::Handlers::UARTHandler::setFlowControl(const QString& id,
                                                                const QJsonObject& params)
{
  if (!params.contains(QStringLiteral("flowControlIndex"))) {
    return CommandResponse::makeError(
      id, ErrorCode::MissingParam, QStringLiteral("Missing required parameter: flowControlIndex"));
  }

  const int flowControlIndex  = params.value(QStringLiteral("flowControlIndex")).toInt();
  const auto& flowControlList = IO::ConnectionManager::instance().uart()->flowControlList();

  if (flowControlIndex < 0 || flowControlIndex >= flowControlList.count()) {
    return CommandResponse::makeError(
      id,
      ErrorCode::InvalidParam,
      QStringLiteral("Invalid flowControlIndex: %1. Valid range: 0-%2")
        .arg(flowControlIndex)
        .arg(flowControlList.count() - 1));
  }

  auto* uart = IO::ConnectionManager::instance().uart();
  QMetaObject::invokeMethod(
    uart,
    [uart, flowControlIndex]() { uart->setFlowControl(static_cast<quint8>(flowControlIndex)); },
    Qt::AutoConnection);

  QJsonObject result;
  result[QStringLiteral("flowControlIndex")] = flowControlIndex;
  result[QStringLiteral("flowControlName")]  = flowControlList.at(flowControlIndex);
  return CommandResponse::makeSuccess(id, result);
}

/**
 * @brief Enable or disable DTR signal