Method removeRegisterGroup

app/src/API/Handlers/ModbusHandler.cpp:578–603

* @brief Remove a register group by index */

 * @brief Remove a register group by index
 */
API::CommandResponse API::Handlers::ModbusHandler::removeRegisterGroup(const QString& id,
                                                                       const QJsonObject& params)
{
  if (!params.contains(QStringLiteral("groupIndex"))) {
    return CommandResponse::makeError(
      id, ErrorCode::MissingParam, QStringLiteral("Missing required parameter: groupIndex"));
  }

  const int groupIndex = params.value(QStringLiteral("groupIndex")).toInt();
  auto* modbus         = IO::ConnectionManager::instance().modbus();

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

  modbus->removeRegisterGroup(groupIndex);

  QJsonObject result;
  result[QStringLiteral("groupIndex")] = groupIndex;
  result[QStringLiteral("removed")]    = true;
  return CommandResponse::makeSuccess(id, result);
}

/**
 * @brief Clear all register groups