Method getInterfaceError

app/src/API/Handlers/CANBusHandler.cpp:328–340

* @brief Get interface error message if any */

 * @brief Get interface error message if any
 */
API::CommandResponse API::Handlers::CANBusHandler::getInterfaceError(const QString& id,
                                                                     const QJsonObject& params)
{
  Q_UNUSED(params)

  const QString error = IO::ConnectionManager::instance().canBus()->interfaceError();

  QJsonObject result;
  result[QStringLiteral("hasError")] = !error.isEmpty();
  result[QStringLiteral("error")]    = error;

  return CommandResponse::makeSuccess(id, result);
}