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nymea-plugins-modbus
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nymea-plugins-modbus/vestel/integrationpluginvestel.cpp

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// SPDX-License-Identifier: GPL-3.0-or-later
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
*
* Copyright (C) 2013 - 2024, nymea GmbH
* Copyright (C) 2024 - 2025, chargebyte austria GmbH
*
* This file is part of nymea-plugins-modbus.
*
* nymea-plugins-modbus is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* nymea-plugins-modbus is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with nymea-plugins-modbus. If not, see <https://www.gnu.org/licenses/>.
*
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include "integrationpluginvestel.h"
#include "plugininfo.h"
#include "evc04discovery.h"
#include <network/networkdevicediscovery.h>
#include <hardwaremanager.h>
IntegrationPluginVestel::IntegrationPluginVestel()
{
}
void IntegrationPluginVestel::discoverThings(ThingDiscoveryInfo *info)
{
if (!hardwareManager()->networkDeviceDiscovery()->available()) {
qCWarning(dcVestel()) << "The network discovery is not available on this platform.";
info->finish(Thing::ThingErrorUnsupportedFeature, QT_TR_NOOP("Unable to discover devices in the network. The system may not be installed correctly."));
return;
}
if (info->thingClassId() == evc04ThingClassId) {
EVC04Discovery *discovery = new EVC04Discovery(hardwareManager()->networkDeviceDiscovery(), dcVestel(), info);
connect(discovery, &EVC04Discovery::discoveryFinished, info, [=](){
foreach (const EVC04Discovery::Result &result, discovery->discoveryResults()) {
QString name = result.chargepointId;
QString description = result.brand + " " + result.model;
ThingDescriptor descriptor(evc04ThingClassId, name, description);
qCDebug(dcVestel()) << "Discovered:" << descriptor.title() << descriptor.description();
ParamList params;
params << Param(evc04ThingMacAddressParamTypeId, result.networkDeviceInfo.thingParamValueMacAddress());
params << Param(evc04ThingHostNameParamTypeId, result.networkDeviceInfo.thingParamValueHostName());
params << Param(evc04ThingAddressParamTypeId, result.networkDeviceInfo.thingParamValueAddress());
descriptor.setParams(params);
// Check if we already have set up this device
Thing *existingThing = myThings().findByParams(params);
if (existingThing) {
qCDebug(dcVestel()) << "This thing already exists in the system:" << existingThing << existingThing->params();
descriptor.setThingId(existingThing->id());
}
info->addThingDescriptor(descriptor);
}
info->finish(Thing::ThingErrorNoError);
});
discovery->startDiscovery();
}
}
void IntegrationPluginVestel::setupThing(ThingSetupInfo *info)
{
Thing *thing = info->thing();
qCDebug(dcVestel()) << "Setting up" << thing << thing->params();
if (thing->thingClassId() == evc04ThingClassId) {
if (m_evc04Connections.contains(thing)) {
qCDebug(dcVestel()) << "Reconfiguring existing thing" << thing->name();
m_evc04Connections.take(thing)->deleteLater();
if (m_monitors.contains(thing)) {
hardwareManager()->networkDeviceDiscovery()->unregisterMonitor(m_monitors.take(thing));
}
}
NetworkDeviceMonitor *monitor = hardwareManager()->networkDeviceDiscovery()->registerMonitor(thing);
if (!monitor) {
qCWarning(dcVestel()) << "Unable to register monitor with the given params" << thing->params();
info->finish(Thing::ThingErrorInvalidParameter, QT_TR_NOOP("Unable to set up the connection with this configuration, please reconfigure the connection."));
return;
}
m_monitors.insert(thing, monitor);
connect(info, &ThingSetupInfo::aborted, monitor, [this, thing](){
if (m_monitors.contains(thing)) {
qCDebug(dcVestel()) << "Unregistering monitor because setup has been aborted.";
hardwareManager()->networkDeviceDiscovery()->unregisterMonitor(m_monitors.take(thing));
}
if (m_evc04Connections.contains(thing)) {
qCDebug(dcVestel()) << "Clean up connection because setup has been aborted.";
m_evc04Connections.take(thing)->deleteLater();
}
});
// If this is the initial setup, wait for the monitor to be reachable and make sure
// we have an IP address, otherwise let the monitor do his work
if (info->isInitialSetup()) {
// Continue with setup only if we know that the network device is reachable
if (monitor->reachable()) {
setupEVC04Connection(info);
} else {
qCDebug(dcVestel()) << "Waiting for the network monitor to get reachable before continuing to set up the connection" << thing->name() << "...";
connect(monitor, &NetworkDeviceMonitor::reachableChanged, info, [this, thing, info, monitor](bool reachable){
if (reachable) {
qCDebug(dcVestel()) << "The monitor for thing setup" << thing->name() << "is now reachable. Continuing setup on" << monitor->networkDeviceInfo().address().toString();
setupEVC04Connection(info);
}
});
}
} else {
setupEVC04Connection(info);
}
}
}
void IntegrationPluginVestel::postSetupThing(Thing *thing)
{
Q_UNUSED(thing)
if (!m_pluginTimer) {
qCDebug(dcVestel()) << "Starting plugin timer...";
m_pluginTimer = hardwareManager()->pluginTimerManager()->registerTimer(2);
connect(m_pluginTimer, &PluginTimer::timeout, this, [this] {
foreach(EVC04ModbusTcpConnection *connection, m_evc04Connections) {
qCDebug(dcVestel()) << "Updating connection" << connection->modbusTcpMaster()->hostAddress().toString();
connection->update();
connection->setAliveRegister(1);
}
});
m_pluginTimer->start();
}
}
void IntegrationPluginVestel::executeAction(ThingActionInfo *info)
{
if (info->thing()->thingClassId() == evc04ThingClassId) {
EVC04ModbusTcpConnection *evc04Connection = m_evc04Connections.value(info->thing());
if (info->action().actionTypeId() == evc04PowerActionTypeId) {
bool power = info->action().paramValue(evc04PowerActionPowerParamTypeId).toBool();
// If the car is *not* connected, writing a 0 to the charging current register will cause it to go to 6 A instead of 0
// Because of this, we we're not connected, we'll do nothing, but once it get's connected, we'll sync the state over (see below in cableStateChanged)
if (!power && evc04Connection->cableState() < EVC04ModbusTcpConnection::CableStateCableConnectedVehicleConnected) {
qCDebug(dcVestel()) << "Set state to" << false << "but do nothing since the car is not connected";
info->thing()->setStateValue(evc04PowerStateTypeId, false);
info->finish(Thing::ThingErrorNoError);
return;
}
uint chargingCurrent = (power ? info->thing()->stateValue(evc04MaxChargingCurrentStateTypeId).toUInt() : 0);
qCDebug(dcVestel()) << "Write max charging current" << chargingCurrent;
QModbusReply *reply = evc04Connection->setChargingCurrent(chargingCurrent);
connect(reply, &QModbusReply::finished, info, [info, reply, power](){
if (reply->error() == QModbusDevice::NoError) {
info->thing()->setStateValue(evc04PowerStateTypeId, power);
info->finish(Thing::ThingErrorNoError);
} else {
qCWarning(dcVestel()) << "Error setting power:" << reply->error() << reply->errorString();
info->finish(Thing::ThingErrorHardwareFailure);
}
});
}
if (info->action().actionTypeId() == evc04MaxChargingCurrentActionTypeId) {
// Note: only write the register if power is true, otherwise we would start charging. The state represents the desired current,
// once the power is true, the current will be written to the corresponding current.
quint16 maxChargingCurrent = static_cast<quint16>(qRound(info->action().paramValue(evc04MaxChargingCurrentActionMaxChargingCurrentParamTypeId).toDouble()));
if (info->thing()->stateValue(evc04PowerStateTypeId).toBool()) {
qCDebug(dcVestel()) << "Write max charging current" << maxChargingCurrent;
QModbusReply *reply = evc04Connection->setChargingCurrent(maxChargingCurrent);
connect(reply, &QModbusReply::finished, info, [info, reply, maxChargingCurrent](){
if (reply->error() == QModbusDevice::NoError) {
info->thing()->setStateValue(evc04MaxChargingCurrentStateTypeId, maxChargingCurrent);
info->finish(Thing::ThingErrorNoError);
} else {
info->finish(Thing::ThingErrorHardwareFailure);
}
});
} else {
qCDebug(dcVestel()) << "Set state to" << maxChargingCurrent << "but do nothing since the power is false";
info->thing()->setStateValue(evc04MaxChargingCurrentStateTypeId, maxChargingCurrent);
}
}
}
}
void IntegrationPluginVestel::thingRemoved(Thing *thing)
{
if (thing->thingClassId() == evc04ThingClassId && m_evc04Connections.contains(thing)) {
EVC04ModbusTcpConnection *connection = m_evc04Connections.take(thing);
delete connection;
}
// Unregister related hardware resources
if (m_monitors.contains(thing))
hardwareManager()->networkDeviceDiscovery()->unregisterMonitor(m_monitors.take(thing));
if (myThings().isEmpty() && m_pluginTimer) {
hardwareManager()->pluginTimerManager()->unregisterTimer(m_pluginTimer);
m_pluginTimer = nullptr;
}
}
void IntegrationPluginVestel::setupEVC04Connection(ThingSetupInfo *info)
{
Thing *thing = info->thing();
QHostAddress address = m_monitors.value(thing)->networkDeviceInfo().address();
qCDebug(dcVestel()) << "Setting up EVC04 wallbox on" << address.toString();
EVC04ModbusTcpConnection *evc04Connection = new EVC04ModbusTcpConnection(address, 502, 0xff, this);
connect(info, &ThingSetupInfo::aborted, evc04Connection, &EVC04ModbusTcpConnection::deleteLater);
// Reconnect on monitor reachable changed
NetworkDeviceMonitor *monitor = m_monitors.value(thing);
connect(monitor, &NetworkDeviceMonitor::reachableChanged, thing, [=](bool reachable){
qCDebug(dcVestel()) << "Network device monitor reachable changed for" << thing->name() << reachable;
if (!thing->setupComplete())
return;
if (reachable && !thing->stateValue("connected").toBool()) {
evc04Connection->modbusTcpMaster()->setHostAddress(monitor->networkDeviceInfo().address());
evc04Connection->connectDevice();
} else if (!reachable) {
// Note: We disable autoreconnect explicitly and we will
// connect the device once the monitor says it is reachable again
evc04Connection->disconnectDevice();
}
});
connect(evc04Connection, &EVC04ModbusTcpConnection::reachableChanged, thing, [thing, evc04Connection](bool reachable){
qCDebug(dcVestel()) << "Reachable changed to" << reachable << "for" << thing;
if (reachable) {
evc04Connection->initialize();
} else {
thing->setStateValue(evc04ConnectedStateTypeId, false);
thing->setStateValue(evc04CurrentPowerStateTypeId, 0);
}
});
connect(evc04Connection, &EVC04ModbusTcpConnection::initializationFinished, thing, [=](bool success){
if (!thing->setupComplete())
return;
if (success) {
thing->setStateValue(evc04ConnectedStateTypeId, true);
} else {
thing->setStateValue(evc04ConnectedStateTypeId, false);
thing->setStateValue(evc04CurrentPowerStateTypeId, 0);
// Try once to reconnect the device
evc04Connection->reconnectDevice();
}
});
connect(evc04Connection, &EVC04ModbusTcpConnection::initializationFinished, info, [=](bool success){
if (!success) {
qCWarning(dcVestel()) << "Connection init finished with errors" << thing->name() << evc04Connection->modbusTcpMaster()->hostAddress().toString();
hardwareManager()->networkDeviceDiscovery()->unregisterMonitor(monitor);
evc04Connection->deleteLater();
info->finish(Thing::ThingErrorHardwareFailure, QT_TR_NOOP("Error communicating with the wallbox."));
return;
}
qCDebug(dcVestel()) << "Connection init finished successfully" << evc04Connection;
m_evc04Connections.insert(thing, evc04Connection);
info->finish(Thing::ThingErrorNoError);
thing->setStateValue(evc04ConnectedStateTypeId, true);
thing->setStateValue(evc04VersionStateTypeId, QString(QString::fromUtf16(evc04Connection->firmwareVersion().data(), evc04Connection->firmwareVersion().length()).toUtf8()).trimmed());
evc04Connection->update();
});
connect(evc04Connection, &EVC04ModbusTcpConnection::updateFinished, thing, [this, evc04Connection, thing](){
qCDebug(dcVestel()) << "EVC04 update finished:" << thing->name() << evc04Connection;
qCDebug(dcVestel()) << "Serial:" << QString(QString::fromUtf16(evc04Connection->serialNumber().data(), evc04Connection->serialNumber().length()).toUtf8()).trimmed();
qCDebug(dcVestel()) << "ChargePoint ID:" << QString(QString::fromUtf16(evc04Connection->chargepointId().data(), evc04Connection->chargepointId().length()).toUtf8()).trimmed();
qCDebug(dcVestel()) << "Brand:" << QString(QString::fromUtf16(evc04Connection->brand().data(), evc04Connection->brand().length()).toUtf8()).trimmed();
qCDebug(dcVestel()) << "Model:" << QString(QString::fromUtf16(evc04Connection->model().data(), evc04Connection->model().length()).toUtf8()).trimmed();
updateEVC04MaxCurrent(thing);
// I've been observing the wallbox getting stuck on modbus. It is still functional, but modbus keeps on returning the same old values
// until the TCP connection is closed and reopened. Checking the wallbox time register to detect that and auto-reconnect.
if (m_lastWallboxTime[thing] == evc04Connection->time()) {
qCWarning(dcVestel()) << "Wallbox seems stuck and returning outdated values. Reconnecting...";
evc04Connection->reconnectDevice();
}
m_lastWallboxTime[thing] = evc04Connection->time();
});
connect(evc04Connection, &EVC04ModbusTcpConnection::chargepointStateChanged, thing, [thing](EVC04ModbusTcpConnection::ChargePointState chargePointState) {
qCDebug(dcVestel()) << "Chargepoint state changed" << thing->name() << chargePointState;
// switch (chargePointState) {
// case EVC04ModbusTcpConnection::ChargePointStateAvailable:
// case EVC04ModbusTcpConnection::ChargePointStatePreparing:
// case EVC04ModbusTcpConnection::ChargePointStateReserved:
// case EVC04ModbusTcpConnection::ChargePointStateUnavailable:
// case EVC04ModbusTcpConnection::ChargePointStateFaulted:
// thing->setStateValue(evc04PluggedInStateTypeId, false);
// break;
// case EVC04ModbusTcpConnection::ChargePointStateCharging:
// case EVC04ModbusTcpConnection::ChargePointStateSuspendedEVSE:
// case EVC04ModbusTcpConnection::ChargePointStateSuspendedEV:
// case EVC04ModbusTcpConnection::ChargePointStateFinishing:
// thing->setStateValue(evc04PluggedInStateTypeId, true);
// break;
// }
});
connect(evc04Connection, &EVC04ModbusTcpConnection::chargingStateChanged, thing, [thing](EVC04ModbusTcpConnection::ChargingState chargingState) {
qCDebug(dcVestel()) << "Charging state changed:" << chargingState;
thing->setStateValue(evc04ChargingStateTypeId, chargingState == EVC04ModbusTcpConnection::ChargingStateCharging);
});
connect(evc04Connection, &EVC04ModbusTcpConnection::activePowerTotalChanged, thing, [thing](quint16 activePowerTotal) {
qCDebug(dcVestel()) << "Total active power:" << activePowerTotal;
// The wallbox reports some 5-6W even when there's nothing connected. Let's hide that if we're not charging
if (thing->stateValue(evc04ChargingStateTypeId).toBool() == true) {
thing->setStateValue(evc04CurrentPowerStateTypeId, activePowerTotal);
} else {
thing->setStateValue(evc04CurrentPowerStateTypeId, 0);
}
});
connect(evc04Connection, &EVC04ModbusTcpConnection::meterReadingChanged, thing, [thing](quint32 meterReading) {
qCDebug(dcVestel()) << "Meter reading changed:" << meterReading;
thing->setStateValue(evc04TotalEnergyConsumedStateTypeId, meterReading / 10.0);
});
connect(evc04Connection, &EVC04ModbusTcpConnection::sessionMaxCurrentChanged, thing, [](quint16 sessionMaxCurrent) {
// This mostly just reflects what we've been writing to cargingCurrent, so not of much use...
qCDebug(dcVestel()) << "Session max current changed:" << sessionMaxCurrent;
});
connect(evc04Connection, &EVC04ModbusTcpConnection::cableMaxCurrentChanged, thing, [this, thing](quint16 cableMaxCurrent) {
qCDebug(dcVestel()) << "Cable max current changed:" << cableMaxCurrent;
updateEVC04MaxCurrent(thing);
});
connect(evc04Connection, &EVC04ModbusTcpConnection::evseMinCurrentChanged, thing, [thing](quint16 evseMinCurrent) {
qCDebug(dcVestel()) << "EVSE min current changed:" << evseMinCurrent;
thing->setStateMinValue(evc04MaxChargingCurrentStateTypeId, evseMinCurrent);
});
connect(evc04Connection, &EVC04ModbusTcpConnection::evseMaxCurrentChanged, thing, [this, thing](quint16 evseMaxCurrent) {
qCDebug(dcVestel()) << "EVSE max current changed:" << evseMaxCurrent;
updateEVC04MaxCurrent(thing);
});
connect(evc04Connection, &EVC04ModbusTcpConnection::sessionEnergyChanged, thing, [thing](quint32 sessionEnergy) {
qCDebug(dcVestel()) << "Session energy changed:" << sessionEnergy;
thing->setStateValue(evc04SessionEnergyStateTypeId, sessionEnergy / 1000.0);
});
connect(evc04Connection, &EVC04ModbusTcpConnection::chargingCurrentChanged, thing, [thing](quint16 chargingCurrent) {
qCDebug(dcVestel()) << "Charging current changed:" << chargingCurrent;
if (chargingCurrent > 0) {
thing->setStateValue(evc04PowerStateTypeId, true);
thing->setStateValue(evc04MaxChargingCurrentStateTypeId, chargingCurrent);
} else {
thing->setStateValue(evc04PowerStateTypeId, false);
}
});
connect(evc04Connection, &EVC04ModbusTcpConnection::numPhasesChanged, thing, [thing](EVC04ModbusTcpConnection::NumPhases numPhases) {
switch (numPhases) {
case EVC04ModbusTcpConnection::NumPhases1:
thing->setStateValue(evc04PhaseCountStateTypeId, 1);
break;
case EVC04ModbusTcpConnection::NumPhases3:
thing->setStateValue(evc04PhaseCountStateTypeId, 3);
break;
}
});
connect(evc04Connection, &EVC04ModbusTcpConnection::cableStateChanged, thing, [evc04Connection, thing](EVC04ModbusTcpConnection::CableState cableState) {
switch (cableState) {
case EVC04ModbusTcpConnection::CableStateNotConnected:
case EVC04ModbusTcpConnection::CableStateCableConnectedVehicleNotConnected:
thing->setStateValue(evc04PluggedInStateTypeId, false);
break;
case EVC04ModbusTcpConnection::CableStateCableConnectedVehicleConnected:
case EVC04ModbusTcpConnection::CableStateCableConnectedVehicleConnectedCableLocked:
thing->setStateValue(evc04PluggedInStateTypeId, true);
// The car was plugged in, sync the power state now as the wallbox only allows to set that when the car is connected
if (thing->stateValue(evc04PowerStateTypeId).toBool() == false) {
qCInfo(dcVestel()) << "Car plugged in. Syncing cached power off state to wallbox";
evc04Connection->setChargingCurrent(0);
} else {
qCInfo(dcVestel()) << "Car plugged in. Syncing cached current valie to wallbox";
evc04Connection->setChargingCurrent(static_cast<quint16>(thing->stateValue(evc04MaxChargingCurrentStateTypeId).toUInt()));
}
break;
}
});
evc04Connection->connectDevice();
}
void IntegrationPluginVestel::updateEVC04MaxCurrent(Thing *thing)
{
EVC04ModbusTcpConnection *connection = m_evc04Connections.value(thing);
quint16 wallboxMax = connection->maxChargePointPower() > 0 ? connection->maxChargePointPower() / 230 : 32;
quint16 evseMax = connection->evseMaxCurrent() > 0 ? connection->evseMaxCurrent() : wallboxMax;
quint16 cableMax = connection->cableMaxCurrent() > 0 ? connection->cableMaxCurrent() : wallboxMax;
quint8 overallMax = qMin(qMin(wallboxMax, evseMax), cableMax);
qCDebug(dcVestel()) << "Adjusting max current: Wallbox max:" << wallboxMax << "EVSE max:" << evseMax << "cable max:" << cableMax << "Overall:" << overallMax;
thing->setStateMinMaxValues(evc04MaxChargingCurrentStateTypeId, 6, overallMax);
}
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