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#include "integrationpluginsma.h"
#include "plugininfo.h"

#include "sma.h"
#include "speedwire/speedwirediscovery.h"
#include "sunnywebbox/sunnywebboxdiscovery.h"
#include "modbus/smamodbussolarinverterdiscovery.h"
#include "modbus/smamodbusbatteryinverterdiscovery.h"

#include <network/networkdevicediscovery.h>

IntegrationPluginSma::IntegrationPluginSma()
{

}

void IntegrationPluginSma::init()
{

}

void IntegrationPluginSma::discoverThings(ThingDiscoveryInfo *info)
{
    if (info->thingClassId() == sunnyWebBoxThingClassId) {
        if (!hardwareManager()->networkDeviceDiscovery()->available()) {
            qCWarning(dcSma()) << "Failed to discover network devices. The network device discovery is not available.";
            info->finish(Thing::ThingErrorHardwareNotAvailable, QT_TR_NOOP("Unable to discover devices in your network."));
            return;
        }

        qCDebug(dcSma()) << "Starting Sunny WebBox discovery...";
        SunnyWebBoxDiscovery *webBoxDiscovery = new SunnyWebBoxDiscovery(hardwareManager()->networkManager(), hardwareManager()->networkDeviceDiscovery(), info);
        connect(webBoxDiscovery, &SunnyWebBoxDiscovery::discoveryFinished, this, [=](){
            webBoxDiscovery->deleteLater();
            ThingDescriptors descriptors;
            foreach (const NetworkDeviceInfo &networkDeviceInfo, webBoxDiscovery->discoveryResults()) {
                QString title = "SMA Sunny WebBox";
                QString description;
                MacAddressInfo macInfo;
                switch (networkDeviceInfo.monitorMode()) {
                case NetworkDeviceInfo::MonitorModeMac:
                    macInfo = networkDeviceInfo.macAddressInfos().constFirst();
                    description = networkDeviceInfo.address().toString();
                    if (!macInfo.vendorName().isEmpty())
                        description += " - " + networkDeviceInfo.macAddressInfos().constFirst().vendorName();
                    break;
                case NetworkDeviceInfo::MonitorModeHostName:
                    description = networkDeviceInfo.address().toString();
                    break;
                case NetworkDeviceInfo::MonitorModeIp:
                    description = "Interface: " + networkDeviceInfo.networkInterface().name();
                    break;
                }

                ThingDescriptor descriptor(sunnyWebBoxThingClassId, title, description);

                ParamList params;
                params << Param(sunnyWebBoxThingAddressParamTypeId, networkDeviceInfo.thingParamValueAddress());
                params << Param(sunnyWebBoxThingHostNameParamTypeId, networkDeviceInfo.thingParamValueHostName());
                params << Param(sunnyWebBoxThingMacAddressParamTypeId, networkDeviceInfo.thingParamValueMacAddress());
                descriptor.setParams(params);

                // Check if we already have set up this device
                Thing *existingThing = myThings().findByParams(params);
                if (existingThing) {
                    qCDebug(dcSma()) << "This thing already exists in the system:" << networkDeviceInfo;
                    descriptor.setThingId(existingThing->id());
                }

                descriptors.append(descriptor);
            }
            info->addThingDescriptors(descriptors);
            info->finish(Thing::ThingErrorNoError);
        });

        webBoxDiscovery->startDiscovery();

    } else if (info->thingClassId() == speedwireMeterThingClassId) {
        SpeedwireInterface *speedwireInterface = getSpeedwireInterface();
        if (!speedwireInterface || !speedwireInterface->available()) {
            qCWarning(dcSma()) << "Could not discovery inverter. The speedwire interface initialization failed.";
            info->finish(Thing::ThingErrorHardwareFailure, QT_TR_NOOP("Unable to discover the network."));
            return;
        }

        // Note: does not require the network device discovery...
        SpeedwireDiscovery *speedwireDiscovery = new SpeedwireDiscovery(hardwareManager()->networkDeviceDiscovery(), speedwireInterface, getLocalSerialNumber(), info);
        connect(speedwireDiscovery, &SpeedwireDiscovery::discoveryFinished, this, [=](){
            qCDebug(dcSma()) << "Speed wire discovery finished.";
            speedwireDiscovery->deleteLater();

            ThingDescriptors descriptors;
            foreach (const SpeedwireDiscovery::SpeedwireDiscoveryResult &result, speedwireDiscovery->discoveryResult()) {

                if (result.deviceType != Speedwire::DeviceTypeMeter)
                    continue;

                if (result.serialNumber == 0)
                    continue;

                QString thingName = "SMA Energy Meter (" + QString::number(result.serialNumber) + ")";

                // Note: the SMA Homemanager 2 identifies it self as inverter / data provider...we filter it out here.
                if (result.modelId == 372)
                    thingName = "SMA Home Manager 2.0 (" + QString::number(result.serialNumber) + ")";

                ThingDescriptor descriptor(speedwireMeterThingClassId, thingName, result.address.toString());
                // We found an energy meter, let's check if we already added this one
                foreach (Thing *existingThing, myThings()) {
                    if (existingThing->paramValue(speedwireMeterThingSerialNumberParamTypeId).toUInt() == result.serialNumber) {
                        descriptor.setThingId(existingThing->id());
                        break;
                    }
                }

                ParamList params;
                params << Param(speedwireMeterThingSerialNumberParamTypeId, result.serialNumber);
                params << Param(speedwireMeterThingModelIdParamTypeId, result.modelId);
                descriptor.setParams(params);
                descriptors.append(descriptor);
            }

            info->addThingDescriptors(descriptors);
            info->finish(Thing::ThingErrorNoError);
        });

        speedwireDiscovery->startDiscovery();

    } else if (info->thingClassId() == speedwireInverterThingClassId) {
        if (!hardwareManager()->networkDeviceDiscovery()->available()) {
            qCWarning(dcSma()) << "Failed to discover network devices. The network device discovery is not available.";
            info->finish(Thing::ThingErrorHardwareNotAvailable, QT_TR_NOOP("Unable to discover devices in your network."));
            return;
        }

        SpeedwireInterface *speedwireInterface = getSpeedwireInterface();
        if (!speedwireInterface || !speedwireInterface->available()) {
            qCWarning(dcSma()) << "Could not discovery inverter. The speedwire interface initialization failed.";
            info->finish(Thing::ThingErrorHardwareFailure, QT_TR_NOOP("Unable to discover the network."));
            return;
        }

        SpeedwireDiscovery *speedwireDiscovery = new SpeedwireDiscovery(hardwareManager()->networkDeviceDiscovery(), speedwireInterface, getLocalSerialNumber(), info);
        connect(speedwireDiscovery, &SpeedwireDiscovery::discoveryFinished, this, [=](){
            qCDebug(dcSma()) << "Speed wire discovery finished.";
            speedwireDiscovery->deleteLater();
            foreach (const SpeedwireDiscovery::SpeedwireDiscoveryResult &result, speedwireDiscovery->discoveryResult()) {

                if (result.deviceType != Speedwire::DeviceTypeInverter)
                    continue;

                if (result.serialNumber == 0)
                    continue;

                // Note: the SMA Homemanager 2 identifies him self as inverter / data provider...
                // we filter it out here since it is a meter and also should identify as one.
                if (result.modelId == 372)
                    continue;

                ThingDescriptor descriptor(speedwireInverterThingClassId, "SMA inverter (" + QString::number(result.serialNumber) + ")", result.address.toString());
                // We found an inverter, let's check if we already added this one
                foreach (Thing *existingThing, myThings()) {
                    if (existingThing->paramValue(speedwireInverterThingSerialNumberParamTypeId).toUInt() == result.serialNumber) {
                        descriptor.setThingId(existingThing->id());
                        break;
                    }
                }

                ParamList params;
                params << Param(speedwireInverterThingMacAddressParamTypeId, result.networkDeviceInfo.thingParamValueMacAddress());
                params << Param(speedwireInverterThingHostNameParamTypeId, result.networkDeviceInfo.thingParamValueHostName());
                params << Param(speedwireInverterThingAddressParamTypeId, result.networkDeviceInfo.thingParamValueAddress());
                params << Param(speedwireInverterThingSerialNumberParamTypeId, result.serialNumber);
                params << Param(speedwireInverterThingModelIdParamTypeId, result.modelId);
                descriptor.setParams(params);

                info->addThingDescriptor(descriptor);
            }

            info->finish(Thing::ThingErrorNoError);
        });

        speedwireDiscovery->startDiscovery();

    } else if (info->thingClassId() == modbusSolarInverterThingClassId) {
        if (!hardwareManager()->networkDeviceDiscovery()->available()) {
            qCWarning(dcSma()) << "The network discovery is not available on this platform.";
            info->finish(Thing::ThingErrorUnsupportedFeature, QT_TR_NOOP("The network device discovery is not available."));
            return;
        }

        // Create a discovery with the info as parent for auto deleting the object once the discovery info is done
        SmaModbusSolarInverterDiscovery *discovery = new SmaModbusSolarInverterDiscovery(hardwareManager()->networkDeviceDiscovery(), 502, 3, info);
        connect(discovery, &SmaModbusSolarInverterDiscovery::discoveryFinished, info, [=](){
            foreach (const SmaModbusSolarInverterDiscovery::SmaModbusDiscoveryResult &result, discovery->discoveryResults()) {

                ThingDescriptor descriptor(modbusSolarInverterThingClassId, "SMA inverter " + result.productName, QT_TR_NOOP("Serial: ") + result.serialNumber + " (" + result.networkDeviceInfo.address().toString() + ")");
                qCDebug(dcSma()) << "Discovered:" << descriptor.title() << descriptor.description();

                // Note: use the serial and not the mac address as identifier because more than one inverter might be behind a network device
                Things existingThings = myThings().filterByParam(modbusSolarInverterThingSerialNumberParamTypeId, result.serialNumber);
                if (existingThings.length() == 1) {
                    qCDebug(dcSma()) << "This SMA inverter already exists in the system:" << result.serialNumber;
                    descriptor.setThingId(existingThings.first()->id());
                }

                ParamList params;
                params << Param(modbusSolarInverterThingMacAddressParamTypeId, result.networkDeviceInfo.thingParamValueMacAddress());
                params << Param(modbusSolarInverterThingHostNameParamTypeId, result.networkDeviceInfo.thingParamValueHostName());
                params << Param(modbusSolarInverterThingAddressParamTypeId, result.networkDeviceInfo.thingParamValueAddress());
                params << Param(modbusSolarInverterThingPortParamTypeId, result.port);
                params << Param(modbusSolarInverterThingSlaveIdParamTypeId, result.modbusAddress);
                params << Param(modbusSolarInverterThingSerialNumberParamTypeId, result.serialNumber);
                descriptor.setParams(params);
                info->addThingDescriptor(descriptor);
            }

            info->finish(Thing::ThingErrorNoError);
        });

        // Start the discovery process
        discovery->startDiscovery();
    } else if (info->thingClassId() == modbusBatteryInverterThingClassId) {
        if (!hardwareManager()->networkDeviceDiscovery()->available()) {
            qCWarning(dcSma()) << "The network discovery is not available on this platform.";
            info->finish(Thing::ThingErrorUnsupportedFeature, QT_TR_NOOP("Unable to scan the network. Please ensure that the system is installed correctly."));
            return;
        }

        SmaModbusBatteryInverterDiscovery *discovery = new SmaModbusBatteryInverterDiscovery(hardwareManager()->networkDeviceDiscovery(), 502, 3, info);
        connect(discovery, &SmaModbusBatteryInverterDiscovery::discoveryFinished, info, [=](){
            foreach (const SmaModbusBatteryInverterDiscovery::Result &result, discovery->discoveryResults()) {

                qCInfo(dcSma()) << "Discovered:" << result.deviceName << result.serialNumber << result.networkDeviceInfo.address().toString();
                ThingDescriptor descriptor(modbusBatteryInverterThingClassId, "SMA battery inverter", QT_TR_NOOP("Serial: ") + result.serialNumber + " (" + result.networkDeviceInfo.address().toString() + ")");

                Things existingThings = myThings().filterByParam(modbusBatteryInverterThingSerialNumberParamTypeId, result.serialNumber);
                if (existingThings.length() == 1) {
                    qCInfo(dcSma()) << "This SMA inverter already exists in the system:" << result.serialNumber;
                    descriptor.setThingId(existingThings.first()->id());
                }

                ParamList params;
                params << Param(modbusBatteryInverterThingMacAddressParamTypeId, result.networkDeviceInfo.thingParamValueMacAddress());
                params << Param(modbusBatteryInverterThingAddressParamTypeId, result.networkDeviceInfo.thingParamValueAddress());
                params << Param(modbusBatteryInverterThingHostNameParamTypeId, result.networkDeviceInfo.thingParamValueHostName());
                params << Param(modbusBatteryInverterThingPortParamTypeId, result.port);
                params << Param(modbusBatteryInverterThingSlaveIdParamTypeId, result.modbusAddress);
                params << Param(modbusBatteryInverterThingSerialNumberParamTypeId, result.serialNumber);
                descriptor.setParams(params);
                info->addThingDescriptor(descriptor);
            }

            info->finish(Thing::ThingErrorNoError);
        });
        discovery->startDiscovery();

    }
}

void IntegrationPluginSma::startPairing(ThingPairingInfo *info)
{
    info->finish(Thing::ThingErrorNoError, QT_TR_NOOP("Please enter the password of your inverter. If no password has been explicitly set, leave it empty to use the default password for SMA inverters."));
}

void IntegrationPluginSma::confirmPairing(ThingPairingInfo *info, const QString &username, const QString &secret)
{
    Q_UNUSED(username)

    if (info->thingClassId() == speedwireInverterThingClassId) {
        // On speedwire the password length has a maximum of 12 characters
        if (secret.length() > 12) {
            info->finish(Thing::ThingErrorInvalidParameter, QT_TR_NOOP("The password can not be longer than 12 characters."));
            return;
        }

        // Just store details, we'll test the login in setupDevice
        pluginStorage()->beginGroup(info->thingId().toString());
        pluginStorage()->setValue("password", secret);
        pluginStorage()->endGroup();

        info->finish(Thing::ThingErrorNoError);
    }
}

void IntegrationPluginSma::setupThing(ThingSetupInfo *info)
{
    Thing *thing = info->thing();
    qCDebug(dcSma()) << "Setup thing" << thing << thing->params();

    if (thing->thingClassId() == sunnyWebBoxThingClassId) {

        if (m_sunnyWebBoxes.contains(thing)) {
            qCDebug(dcSma()) << "Setup after reconfiguration, cleaning up...";
            m_sunnyWebBoxes.take(thing)->deleteLater();

            if (m_monitors.contains(thing)) {
                hardwareManager()->networkDeviceDiscovery()->unregisterMonitor(m_monitors.take(thing));
            }
        }

        NetworkDeviceMonitor *monitor = hardwareManager()->networkDeviceDiscovery()->registerMonitor(thing);
        if (!monitor) {
            qCWarning(dcSma()) << "Unable to register monitor with the given params" << thing << 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);

        // Make sure the monitor gets cleaned up when setup gets aborted
        connect(info, &ThingSetupInfo::aborted, monitor, [this, thing](){
            if (m_monitors.contains(thing)) {
                qCDebug(dcSma()) << "Unregistering monitor because setup has been aborted.";
                hardwareManager()->networkDeviceDiscovery()->unregisterMonitor(m_monitors.take(thing));
            }
        });

        SunnyWebBox *sunnyWebBox = new SunnyWebBox(hardwareManager()->networkManager(), monitor->networkDeviceInfo().address(), this);
        connect(info, &ThingSetupInfo::aborted, sunnyWebBox, &SunnyWebBox::deleteLater);
        connect(sunnyWebBox, &SunnyWebBox::destroyed, this, [thing, this] { m_sunnyWebBoxes.remove(thing);});
        connect(monitor, &NetworkDeviceMonitor::reachableChanged, this, [sunnyWebBox, monitor](bool reachable){
            qCDebug(dcSma()) << "SunnyWebBox: monitor reachable changed" << monitor;
            if (reachable) {
                sunnyWebBox->setHostAddress(monitor->networkDeviceInfo().address());
            }
        });

        QString requestId = sunnyWebBox->getPlantOverview();
        connect(sunnyWebBox, &SunnyWebBox::plantOverviewReceived, info, [=] (const QString &messageId, SunnyWebBox::Overview overview) {
            qCDebug(dcSma()) << "Received plant overview" << messageId << "finish setup";
            info->finish(Thing::ThingErrorNoError);
            connect(sunnyWebBox, &SunnyWebBox::connectedChanged, this, &IntegrationPluginSma::onConnectedChanged);
            connect(sunnyWebBox, &SunnyWebBox::plantOverviewReceived, this, &IntegrationPluginSma::onPlantOverviewReceived);
            m_sunnyWebBoxes.insert(info->thing(), sunnyWebBox);
            onPlantOverviewReceived(messageId, overview);
        });

    } else if (thing->thingClassId() == speedwireMeterThingClassId) {

        SpeedwireInterface *speedwireInterface = getSpeedwireInterface();
        if (!speedwireInterface || !speedwireInterface->available()) {
            qCWarning(dcSma()) << "Could not set up speedwire meter. The speedwire interface is not available.";
            info->finish(Thing::ThingErrorHardwareFailure, QT_TR_NOOP("Unable to communicate with the meter."));
            return;
        }

        quint32 serialNumber = static_cast<quint32>(thing->paramValue(speedwireMeterThingSerialNumberParamTypeId).toUInt());
        quint16 modelId = static_cast<quint16>(thing->paramValue(speedwireMeterThingModelIdParamTypeId).toUInt());

        // Handle reconfigure
        if (m_speedwireMeters.contains(thing))
            m_speedwireMeters.take(thing)->deleteLater();

        SpeedwireMeter *meter = new SpeedwireMeter(speedwireInterface, modelId, serialNumber, this);
        connect(meter, &SpeedwireMeter::reachableChanged, thing, [=](bool reachable){
            thing->setStateValue(speedwireMeterConnectedStateTypeId, reachable);
            if (!reachable) {
                markSpeedwireMeterAsDisconnected(thing);
            }
        });

        connect(meter, &SpeedwireMeter::valuesUpdated, thing, [=](){
            qCDebug(dcSma()) << "Meter values updated for" << thing->name() << meter->currentPower() << "W";
            thing->setStateValue(speedwireMeterConnectedStateTypeId, true);
            thing->setStateValue(speedwireMeterCurrentPowerStateTypeId, meter->currentPower());
            thing->setStateValue(speedwireMeterCurrentPowerPhaseAStateTypeId, meter->currentPowerPhaseA());
            thing->setStateValue(speedwireMeterCurrentPowerPhaseBStateTypeId, meter->currentPowerPhaseB());
            thing->setStateValue(speedwireMeterCurrentPowerPhaseCStateTypeId, meter->currentPowerPhaseC());
            thing->setStateValue(speedwireMeterVoltagePhaseAStateTypeId, meter->voltagePhaseA());
            thing->setStateValue(speedwireMeterVoltagePhaseBStateTypeId, meter->voltagePhaseB());
            thing->setStateValue(speedwireMeterVoltagePhaseCStateTypeId, meter->voltagePhaseC());
            thing->setStateValue(speedwireMeterTotalEnergyConsumedStateTypeId, meter->totalEnergyConsumed());
            thing->setStateValue(speedwireMeterTotalEnergyProducedStateTypeId, meter->totalEnergyProduced());
            thing->setStateValue(speedwireMeterEnergyConsumedPhaseAStateTypeId, meter->energyConsumedPhaseA());
            thing->setStateValue(speedwireMeterEnergyConsumedPhaseBStateTypeId, meter->energyConsumedPhaseB());
            thing->setStateValue(speedwireMeterEnergyConsumedPhaseCStateTypeId, meter->energyConsumedPhaseC());
            thing->setStateValue(speedwireMeterEnergyProducedPhaseAStateTypeId, meter->energyProducedPhaseA());
            thing->setStateValue(speedwireMeterEnergyProducedPhaseBStateTypeId, meter->energyProducedPhaseB());
            thing->setStateValue(speedwireMeterEnergyProducedPhaseCStateTypeId, meter->energyProducedPhaseC());
            thing->setStateValue(speedwireMeterCurrentPhaseAStateTypeId, meter->amperePhaseA());
            thing->setStateValue(speedwireMeterCurrentPhaseBStateTypeId, meter->amperePhaseB());
            thing->setStateValue(speedwireMeterCurrentPhaseCStateTypeId, meter->amperePhaseC());
            thing->setStateValue(speedwireMeterFirmwareVersionStateTypeId, meter->softwareVersion());
        });

        m_speedwireMeters.insert(thing, meter);
        info->finish(Thing::ThingErrorNoError);

    } else if (thing->thingClassId() == speedwireInverterThingClassId) {

        if (m_speedwireInverters.contains(thing)) {
            qCDebug(dcSma()) << "Reconfiguring existing thing" << thing->name();
            m_speedwireInverters.take(thing)->deleteLater();

            if (m_monitors.contains(thing)) {
                hardwareManager()->networkDeviceDiscovery()->unregisterMonitor(m_monitors.take(thing));
            }
        }

        NetworkDeviceMonitor *monitor = hardwareManager()->networkDeviceDiscovery()->registerMonitor(thing);
        if (!monitor) {
            qCWarning(dcSma()) << "Unable to register monitor with the given params" << thing << 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);

        // Make sure the monitor gets cleaned up when setup gets aborted
        connect(info, &ThingSetupInfo::aborted, monitor, [this, thing](){
            if (m_monitors.contains(thing)) {
                qCDebug(dcSma()) << "Unregistering monitor because setup has been aborted.";
                hardwareManager()->networkDeviceDiscovery()->unregisterMonitor(m_monitors.take(thing));
            }
        });

        quint32 serialNumber = static_cast<quint32>(thing->paramValue(speedwireInverterThingSerialNumberParamTypeId).toUInt());
        quint16 modelId = static_cast<quint16>(thing->paramValue(speedwireInverterThingModelIdParamTypeId).toUInt());

        SpeedwireInverter *inverter = new SpeedwireInverter(getSpeedwireInterface(), monitor, modelId, serialNumber, this);
        qCDebug(dcSma()) << "Inverter: Interface initialized successfully.";

        QString password;
        pluginStorage()->beginGroup(info->thing()->id().toString());
        password = pluginStorage()->value("password").toString();
        pluginStorage()->endGroup();

        // Connection exists only as long info exists
        connect(inverter, &SpeedwireInverter::loginFinished, info, [=](bool success){
            if (!success) {
                qCWarning(dcSma()) << "Failed to set up inverter. Wrong password.";

                // Remove invalid password from settings
                pluginStorage()->beginGroup(info->thing()->id().toString());
                pluginStorage()->remove("");
                pluginStorage()->endGroup();

                inverter->deleteLater();
                info->finish(Thing::ThingErrorAuthenticationFailure, QT_TR_NOOP("Failed to log in with the given password. Please try again."));
                return;
            }

            qCDebug(dcSma()) << "Inverter set up successfully.";
            m_speedwireInverters.insert(thing, inverter);
            info->finish(Thing::ThingErrorNoError);
            // Note: the data is already refreshing here
        });

        // Make sure an aborted setup will clean up the object
        connect(info, &ThingSetupInfo::aborted, inverter, &SpeedwireInverter::deleteLater);

        // Runtime connections
        connect(inverter, &SpeedwireInverter::reachableChanged, thing, [=](bool reachable){
            thing->setStateValue(speedwireInverterConnectedStateTypeId, reachable);
            if (!reachable) {
                markSpeedwireInverterAsDisconnected(thing);
            }

            foreach (Thing *batteryThing, myThings().filterByParentId(thing->id()).filterByThingClassId(speedwireBatteryThingClassId)) {
                if (reachable) {
                    thing->setStateValue(speedwireBatteryConnectedStateTypeId, true);
                } else {
                    markSpeedwireBatteryAsDisconnected(batteryThing);
                }
            }
        });

        connect(inverter, &SpeedwireInverter::valuesUpdated, thing, [=](){
            qCDebug(dcSma()) << "Inverter values updated for" << thing->name() << -inverter->totalAcPower() << "W" << inverter->totalEnergyProduced() << "kWh";
            thing->setStateValue(speedwireInverterConnectedStateTypeId, true);
            thing->setStateValue(speedwireInverterTotalEnergyProducedStateTypeId, inverter->totalEnergyProduced());
            thing->setStateValue(speedwireInverterEnergyProducedTodayStateTypeId, inverter->todayEnergyProduced());
            thing->setStateValue(speedwireInverterCurrentPowerStateTypeId, -inverter->totalAcPower());
            thing->setStateValue(speedwireInverterFrequencyStateTypeId, inverter->gridFrequency());

            thing->setStateValue(speedwireInverterVoltagePhaseAStateTypeId, inverter->voltageAcPhase1());
            thing->setStateValue(speedwireInverterVoltagePhaseBStateTypeId, inverter->voltageAcPhase2());
            thing->setStateValue(speedwireInverterVoltagePhaseCStateTypeId, inverter->voltageAcPhase3());

            thing->setStateValue(speedwireInverterCurrentPhaseAStateTypeId, inverter->currentAcPhase1());
            thing->setStateValue(speedwireInverterCurrentPhaseBStateTypeId, inverter->currentAcPhase2());
            thing->setStateValue(speedwireInverterCurrentPhaseCStateTypeId, inverter->currentAcPhase3());

            thing->setStateValue(speedwireInverterCurrentPowerMpp1StateTypeId, inverter->powerDcMpp1());
            thing->setStateValue(speedwireInverterCurrentPowerMpp2StateTypeId, inverter->powerDcMpp2());
        });

        connect(inverter, &SpeedwireInverter::batteryValuesUpdated, thing, [=](){
            if (!thing->setupComplete() || !inverter->batteryAvailable())
                return;

            // First check if we already set up a battery for this inverter
            Things childThings = myThings().filterByParentId(thing->id()).filterByThingClassId(speedwireBatteryThingClassId);
            if (childThings.isEmpty()) {
                // Autocreate battery
                emit autoThingsAppeared(ThingDescriptors() << ThingDescriptor(speedwireBatteryThingClassId, "SMA Battery", QString(), thing->id()));
            } else {
                // We can only have one battery as a child
                Thing *batteryThing = childThings.first();
                batteryThing->setStateValue(speedwireBatteryConnectedStateTypeId, true);
                batteryThing->setStateValue(speedwireBatteryBatteryLevelStateTypeId, inverter->batteryCharge());
                batteryThing->setStateValue(speedwireBatteryBatteryCriticalStateTypeId, inverter->batteryCharge() < 10);
                batteryThing->setStateValue(speedwireBatteryTemperatureStateTypeId, inverter->batteryTemperature());
                batteryThing->setStateValue(speedwireBatteryVoltageStateTypeId, inverter->batteryVoltage());
                batteryThing->setStateValue(speedwireBatteryCurrentStateTypeId, inverter->batteryCurrent());

                double batteryPower = -1 * inverter->batteryVoltage() * inverter->batteryCurrent(); // P = U * I
                qCDebug(dcSma()) << "Battery values updated for" << batteryThing->name() << batteryPower << "W";
                batteryThing->setStateValue(speedwireBatteryCurrentPowerStateTypeId, batteryPower);
                if (batteryPower == 0) {
                    batteryThing->setStateValue(speedwireBatteryChargingStateStateTypeId, "idle");
                } else if (batteryPower < 0) {
                    batteryThing->setStateValue(speedwireBatteryChargingStateStateTypeId, "discharging");
                } else if (batteryPower > 0) {
                    batteryThing->setStateValue(speedwireBatteryChargingStateStateTypeId, "charging");
                }
            }
        });

        qCDebug(dcSma()) << "Inverter: Start connecting using password" << password;
        inverter->startConnecting(password);

    } else if (thing->thingClassId() == speedwireBatteryThingClassId) {

        qCDebug(dcSma()) << "Battery: Setup SMA battery" << thing;
        info->finish(Thing::ThingErrorNoError);

    } else if (thing->thingClassId() == modbusSolarInverterThingClassId) {

        // Handle reconfigure
        if (m_modbusSolarInverters.contains(thing)) {
            qCDebug(dcSma()) << "Reconfiguring existing thing" << thing->name();
            m_modbusSolarInverters.take(thing)->deleteLater();

            if (m_monitors.contains(thing)) {
                hardwareManager()->networkDeviceDiscovery()->unregisterMonitor(m_monitors.take(thing));
            }
        }

        // Create the monitor
        NetworkDeviceMonitor *monitor = hardwareManager()->networkDeviceDiscovery()->registerMonitor(thing);
        if (!monitor) {
            qCWarning(dcSma()) << "Unable to register monitor with the given params" << thing << 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);

        QHostAddress address = monitor->networkDeviceInfo().address();
        if (address.isNull()) {
            qCWarning(dcSma()) << "Cannot set up sma modbus inverter. The host address is not known yet. Maybe it will be available in the next run...";
            hardwareManager()->networkDeviceDiscovery()->unregisterMonitor(m_monitors.take(thing));
            info->finish(Thing::ThingErrorHardwareFailure, QT_TR_NOOP("The host address is not known yet. Trying again later."));
            return;
        }

        // Clean up in case the setup gets aborted
        connect(info, &ThingSetupInfo::aborted, monitor, [=](){
            if (m_monitors.contains(thing)) {
                qCDebug(dcSma()) << "Unregister monitor because setup has been aborted.";
                hardwareManager()->networkDeviceDiscovery()->unregisterMonitor(m_monitors.take(thing));
            }
        });


        // 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()) {
                setupModbusSolarInverterConnection(info);
            } else {
                // otherwise wait until we reach the networkdevice before setting up the device
                qCDebug(dcSma()) << "Network device" << thing->name() << "is not reachable yet. Continue with the setup once reachable.";
                connect(monitor, &NetworkDeviceMonitor::reachableChanged, info, [=](bool reachable){
                    if (reachable) {
                        qCDebug(dcSma()) << "Network device" << thing->name() << "is now reachable. Continue with the setup...";
                        setupModbusSolarInverterConnection(info);
                    }
                });
            }
        } else {
            // Continue setup with monitor...
            setupModbusSolarInverterConnection(info);
        }

    } else if (thing->thingClassId() == modbusBatteryInverterThingClassId) {

        if (m_modbusBatteryInverters.contains(thing)) {
            qCDebug(dcSma()) << "Reconfiguring existing thing" << thing->name();
            m_modbusBatteryInverters.take(thing)->deleteLater();

            if (m_monitors.contains(thing)) {
                hardwareManager()->networkDeviceDiscovery()->unregisterMonitor(m_monitors.take(thing));
            }
        }

        // Create the monitor
        NetworkDeviceMonitor *monitor = hardwareManager()->networkDeviceDiscovery()->registerMonitor(thing);
        if (!monitor) {
            qCWarning(dcSma()) << "Unable to register monitor with the given params" << thing << 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);

        QHostAddress address = monitor->networkDeviceInfo().address();
        if (address.isNull()) {
            qCWarning(dcSma()) << "Cannot set up sma modbus battery inverter. The host address is not known yet. Maybe it will be available in the next run...";
            hardwareManager()->networkDeviceDiscovery()->unregisterMonitor(m_monitors.take(thing));
            info->finish(Thing::ThingErrorHardwareFailure, QT_TR_NOOP("The host address is not known yet. Trying again later."));
            return;
        }

        // Clean up in case the setup gets aborted
        connect(info, &ThingSetupInfo::aborted, monitor, [=](){
            if (m_monitors.contains(thing)) {
                qCDebug(dcSma()) << "Unregister monitor because setup has been aborted.";
                hardwareManager()->networkDeviceDiscovery()->unregisterMonitor(m_monitors.take(thing));
            }
        });

        // 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()) {
                setupModbusBatteryInverterConnection(info);
            } else {
                // otherwise wait until we reach the networkdevice before setting up the device
                qCDebug(dcSma()) << "Network device" << thing->name() << "is not reachable yet. Continue with the setup once reachable.";
                connect(monitor, &NetworkDeviceMonitor::reachableChanged, info, [=](bool reachable){
                    if (reachable) {
                        qCDebug(dcSma()) << "Network device" << thing->name() << "is now reachable. Continue with the setup...";
                        setupModbusBatteryInverterConnection(info);
                    }
                });
            }
        } else {
            // Continue setup with monitor...
            setupModbusBatteryInverterConnection(info);
        }

    } else {
        Q_ASSERT_X(false, "setupThing", QString("Unhandled thingClassId: %1").arg(thing->thingClassId().toString()).toUtf8());
    }
}

void IntegrationPluginSma::postSetupThing(Thing *thing)
{
    qCDebug(dcSma()) << "Post setup thing" << thing->name();
    if (thing->thingClassId() == sunnyWebBoxThingClassId) {
        SunnyWebBox *sunnyWebBox = m_sunnyWebBoxes.value(thing);
        if (!sunnyWebBox)
            return;

        sunnyWebBox->getPlantOverview();
        thing->setStateValue("connected", true);
        setupRefreshTimer();

    } else if (thing->thingClassId() == speedwireInverterThingClassId) {
        SpeedwireInverter *inverter = m_speedwireInverters.value(thing);
        if (inverter) {
            thing->setStateValue("connected", inverter->reachable());
            if (!inverter->reachable()) {
                markSpeedwireInverterAsDisconnected(thing);
            }
        } else {
            thing->setStateValue("connected", false);
            markSpeedwireInverterAsDisconnected(thing);
        }

        setupRefreshTimer();

    } else if (thing->thingClassId() == speedwireBatteryThingClassId) {
        SpeedwireInverter *inverter = m_speedwireInverters.value(myThings().findById(thing->parentId()));
        if (inverter) {
            if (inverter->reachable()) {
                thing->setStateValue(speedwireBatteryConnectedStateTypeId, true);
            } else {
                markSpeedwireBatteryAsDisconnected(thing);
            }
        } else {
            markSpeedwireBatteryAsDisconnected(thing);
        }

        setupRefreshTimer();

    } else if (thing->thingClassId() == modbusSolarInverterThingClassId) {
        SmaSolarInverterModbusTcpConnection *connection = m_modbusSolarInverters.value(thing);
        if (connection) {
            thing->setStateValue("connected", connection->reachable());
            if (!connection->reachable()) {
                markSpeedwireMeterAsDisconnected(thing);
            }
        } else {
            thing->setStateValue("connected", false);
            markSpeedwireMeterAsDisconnected(thing);
        }

        setupRefreshTimer();
    }
}

void IntegrationPluginSma::thingRemoved(Thing *thing)
{
    if (thing->thingClassId() == sunnyWebBoxThingClassId) {
        m_sunnyWebBoxes.take(thing)->deleteLater();
    }

    if (thing->thingClassId() == speedwireMeterThingClassId && m_speedwireMeters.contains(thing)) {
        m_speedwireMeters.take(thing)->deleteLater();
    }

    if (thing->thingClassId() == speedwireInverterThingClassId && m_speedwireInverters.contains(thing)) {
        // Remove invalid password from settings
        pluginStorage()->beginGroup(thing->id().toString());
        pluginStorage()->remove("");
        pluginStorage()->endGroup();

        m_speedwireInverters.take(thing)->deleteLater();
    }

    if (thing->thingClassId() == modbusSolarInverterThingClassId && m_modbusSolarInverters.contains(thing)) {
        m_modbusSolarInverters.take(thing)->deleteLater();
    }

    if (m_monitors.contains(thing)) {
        hardwareManager()->networkDeviceDiscovery()->unregisterMonitor(m_monitors.take(thing));
    }

    if (myThings().filterByThingClassId(speedwireMeterThingClassId).isEmpty()
        && myThings().filterByThingClassId(speedwireInverterThingClassId).isEmpty()
        && myThings().filterByThingClassId(speedwireBatteryThingClassId).isEmpty()) {
        // Delete shared multicast socket...
        m_speedwireInterface->deleteLater();
        m_speedwireInterface = nullptr;
    }

    if (myThings().isEmpty()) {
        qCDebug(dcSma()) << "Stopping timer";
        hardwareManager()->pluginTimerManager()->unregisterTimer(m_refreshTimer);
        m_refreshTimer = nullptr;
    }
}

void IntegrationPluginSma::onConnectedChanged(bool connected)
{
    Thing *thing = m_sunnyWebBoxes.key(static_cast<SunnyWebBox *>(sender()));
    if (!thing)
        return;

    if (!connected)
        thing->setStateValue(sunnyWebBoxCurrentPowerStateTypeId, 0);

    thing->setStateValue(sunnyWebBoxConnectedStateTypeId, connected);
}

void IntegrationPluginSma::onPlantOverviewReceived(const QString &messageId, SunnyWebBox::Overview overview)
{
    Q_UNUSED(messageId)
    Thing *thing = m_sunnyWebBoxes.key(static_cast<SunnyWebBox *>(sender()));
    if (!thing)
        return;

    qCDebug(dcSma()) << "Plant overview received for" << thing;
    thing->setStateValue(sunnyWebBoxCurrentPowerStateTypeId, -overview.power);
    thing->setStateValue(sunnyWebBoxDayEnergyProducedStateTypeId, overview.dailyYield);
    thing->setStateValue(sunnyWebBoxTotalEnergyProducedStateTypeId, overview.totalYield);
    thing->setStateValue(sunnyWebBoxModeStateTypeId, overview.status);
    if (!overview.error.isEmpty()){
        qCDebug(dcSma()) << "Received error" << overview.error;
        thing->setStateValue(sunnyWebBoxErrorStateTypeId, overview.error);
    }
}

void IntegrationPluginSma::setupRefreshTimer()
{
    // If already set up...
    if (m_refreshTimer)
        return;

    m_refreshTimer = hardwareManager()->pluginTimerManager()->registerTimer(5);
    connect(m_refreshTimer, &PluginTimer::timeout, this, [=](){
        foreach (SunnyWebBox *webbox, m_sunnyWebBoxes) {
            // Max refresh rate according to docs should be 30 seconds, will be handled in the webbox class
            webbox->getPlantOverview();
        }

        foreach (SpeedwireInverter *inverter, m_speedwireInverters) {
            // Note: refresh will not be triggered if there is already a refresh process running
            inverter->refresh();
        }

        foreach (SmaSolarInverterModbusTcpConnection *connection, m_modbusSolarInverters)
            connection->update();

        foreach (SmaBatteryInverterModbusTcpConnection *connection, m_modbusBatteryInverters)
            connection->update();

    });

    m_refreshTimer->start();
}

void IntegrationPluginSma::setupModbusSolarInverterConnection(ThingSetupInfo *info)
{
    Thing *thing = info->thing();

    QHostAddress address = m_monitors.value(thing)->networkDeviceInfo().address();
    uint port = thing->paramValue(modbusSolarInverterThingPortParamTypeId).toUInt();
    quint16 slaveId = thing->paramValue(modbusSolarInverterThingSlaveIdParamTypeId).toUInt();

    qCDebug(dcSma()) << "Setting up SMA inverter on" << address.toString() << port << "unit ID:" << slaveId;
    SmaSolarInverterModbusTcpConnection *connection = new SmaSolarInverterModbusTcpConnection(address, port, slaveId, this);
    connect(info, &ThingSetupInfo::aborted, connection, &SmaSolarInverterModbusTcpConnection::deleteLater);

    // Reconnect on monitor reachable changed
    NetworkDeviceMonitor *monitor = m_monitors.value(thing);
    connect(monitor, &NetworkDeviceMonitor::reachableChanged, thing, [=](bool reachable){
        qCDebug(dcSma()) << "Network device monitor reachable changed for" << thing->name() << reachable;
        if (!thing->setupComplete())
            return;

        if (reachable && !thing->stateValue("connected").toBool()) {
            connection->modbusTcpMaster()->setHostAddress(monitor->networkDeviceInfo().address());
            connection->connectDevice();
        } else if (!reachable) {
            // Note: We disable autoreconnect explicitly and we will
            // connect the device once the monitor says it is reachable again
            connection->disconnectDevice();
            markModbusSolarInverterAsDisconnected(thing);
        }
    });

    connect(connection, &SmaSolarInverterModbusTcpConnection::reachableChanged, thing, [this, thing, connection](bool reachable){
        qCDebug(dcSma()) << "Reachable changed to" << reachable << "for" << thing;
        if (reachable) {
            // Connected true will be set after successfull init
            connection->initialize();
        } else {
            thing->setStateValue("connected", false);
            markModbusSolarInverterAsDisconnected(thing);
            foreach (Thing *childThing, myThings().filterByParentId(thing->id())) {
                childThing->setStateValue("connected", false);
            }
        }
    });

    connect(connection, &SmaSolarInverterModbusTcpConnection::initializationFinished, thing, [=](bool success){
        if (!thing->setupComplete())
            return;

        thing->setStateValue("connected", success);
        foreach (Thing *childThing, myThings().filterByParentId(thing->id())) {
            childThing->setStateValue("connected", success);
        }

        if (!success) {
            // Try once to reconnect the device
            connection->reconnectDevice();
            markModbusSolarInverterAsDisconnected(thing);
        }
    });

    connect(connection, &SmaSolarInverterModbusTcpConnection::updateFinished, thing, [=](){
        qCDebug(dcSma()) << "Updated" << connection;

        // Grid voltage
        if (isModbusValueValid(connection->gridVoltagePhaseA()))
            thing->setStateValue(modbusSolarInverterVoltagePhaseAStateTypeId, connection->gridVoltagePhaseA() / 100.0);

        if (isModbusValueValid(connection->gridVoltagePhaseB()))
            thing->setStateValue(modbusSolarInverterVoltagePhaseBStateTypeId, connection->gridVoltagePhaseB() / 100.0);

        if (isModbusValueValid(connection->gridVoltagePhaseC()))
            thing->setStateValue(modbusSolarInverterVoltagePhaseCStateTypeId, connection->gridVoltagePhaseC() / 100.0);

        // Grid current
        if (isModbusValueValid(connection->gridCurrentPhaseA()))
            thing->setStateValue(modbusSolarInverterCurrentPhaseAStateTypeId, connection->gridCurrentPhaseA() / 1000.0);

        if (isModbusValueValid(connection->gridCurrentPhaseB()))
            thing->setStateValue(modbusSolarInverterCurrentPhaseBStateTypeId, connection->gridCurrentPhaseB() / 1000.0);

        if (isModbusValueValid(connection->gridCurrentPhaseC()))
            thing->setStateValue(modbusSolarInverterCurrentPhaseCStateTypeId, connection->gridCurrentPhaseC() / 1000.0);

        // Phase power
        if (isModbusValueValid(connection->currentPowerPhaseA()))
            thing->setStateValue(modbusSolarInverterCurrentPowerPhaseAStateTypeId, connection->currentPowerPhaseA());

        if (isModbusValueValid(connection->currentPowerPhaseB()))
            thing->setStateValue(modbusSolarInverterCurrentPowerPhaseBStateTypeId, connection->currentPowerPhaseB());

        if (isModbusValueValid(connection->currentPowerPhaseC()))
            thing->setStateValue(modbusSolarInverterCurrentPowerPhaseCStateTypeId, connection->currentPowerPhaseC());

        // Others
        if (isModbusValueValid(connection->totalYield()))
            thing->setStateValue(modbusSolarInverterTotalEnergyProducedStateTypeId, connection->totalYield() / 1000.0); // kWh

        if (isModbusValueValid(connection->dailyYield()))
            thing->setStateValue(modbusSolarInverterEnergyProducedTodayStateTypeId, connection->dailyYield() / 1000.0); // kWh

        // Power
        if (isModbusValueValid(connection->currentPower()))
            thing->setStateValue(modbusSolarInverterCurrentPowerStateTypeId, -connection->currentPower());

        // Version
        thing->setStateValue(modbusSolarInverterFirmwareVersionStateTypeId, Sma::buildSoftwareVersionString(connection->softwarePackage()));
    });

    m_modbusSolarInverters.insert(thing, connection);
    info->finish(Thing::ThingErrorNoError);

    if (monitor->reachable())
        connection->connectDevice();
}

void IntegrationPluginSma::setupModbusBatteryInverterConnection(ThingSetupInfo *info)
{
    Thing *thing = info->thing();

    QHostAddress address = m_monitors.value(thing)->networkDeviceInfo().address();
    uint port = thing->paramValue(modbusBatteryInverterThingPortParamTypeId).toUInt();
    quint16 slaveId = thing->paramValue(modbusBatteryInverterThingSlaveIdParamTypeId).toUInt();

    qCDebug(dcSma()) << "Setting up SMA inverter on" << address.toString() << port << "unit ID:" << slaveId;
    SmaBatteryInverterModbusTcpConnection *connection = new SmaBatteryInverterModbusTcpConnection(address, port, slaveId, this);
    connect(info, &ThingSetupInfo::aborted, connection, &SmaBatteryInverterModbusTcpConnection::deleteLater);

    // Reconnect on monitor reachable changed
    NetworkDeviceMonitor *monitor = m_monitors.value(thing);
    connect(monitor, &NetworkDeviceMonitor::reachableChanged, thing, [=](bool reachable){
        qCDebug(dcSma()) << "Network device monitor reachable changed for" << thing->name() << reachable;
        if (!thing->setupComplete())
            return;

        if (reachable && !thing->stateValue("connected").toBool()) {
            connection->modbusTcpMaster()->setHostAddress(monitor->networkDeviceInfo().address());
            connection->connectDevice();
        } else if (!reachable) {
            // Note: We disable autoreconnect explicitly and we will
            // connect the device once the monitor says it is reachable again
            connection->disconnectDevice();
            markModbusBatteryInverterAsDisconnected(thing);
        }
    });

    connect(connection, &SmaBatteryInverterModbusTcpConnection::reachableChanged, thing, [this, thing, connection](bool reachable){
        qCDebug(dcSma()) << "Reachable changed to" << reachable << "for" << thing;
        if (reachable) {
            // Connected true will be set after successfull init
            connection->initialize();
        } else {
            thing->setStateValue("connected", false);
            markModbusBatteryInverterAsDisconnected(thing);
        }
    });

    connect(connection, &SmaBatteryInverterModbusTcpConnection::initializationFinished, thing, [=](bool success){
        if (!thing->setupComplete())
            return;

        thing->setStateValue("connected", success);
        foreach (Thing *childThing, myThings().filterByParentId(thing->id())) {
            childThing->setStateValue("connected", success);
        }

        if (!success) {
            // Try once to reconnect the device
            connection->reconnectDevice();
            markModbusBatteryInverterAsDisconnected(thing);
        }
    });

    connect(connection, &SmaBatteryInverterModbusTcpConnection::updateFinished, thing, [=](){
        qCDebug(dcSma()) << "Updated" << connection;
        thing->setStateValue(modbusBatteryInverterFirmwareVersionStateTypeId, Sma::buildSoftwareVersionString(connection->softwarePackage()));

        thing->setStateValue(modbusBatteryInverterBatteryLevelStateTypeId, connection->batterySOC());
        thing->setStateValue(modbusBatteryInverterBatteryCriticalStateTypeId, connection->batterySOC() <= 5);
        thing->setStateValue(modbusBatteryInverterCurrentPowerStateTypeId, -connection->currentPower());
        thing->setStateValue(modbusBatteryInverterChargingStateStateTypeId, connection->currentPower() == 0 ? "idle" : (connection->currentPower() > 0 ? "charging" : "discharging"));

    });

    m_modbusBatteryInverters.insert(thing, connection);
    info->finish(Thing::ThingErrorNoError);

    if (monitor->reachable())
        connection->connectDevice();
}

SpeedwireInterface *IntegrationPluginSma::getSpeedwireInterface()
{
    if (!m_speedwireInterface)
        m_speedwireInterface = new SpeedwireInterface(getLocalSerialNumber(), this);

    if (!m_speedwireInterface->available())
        m_speedwireInterface->initialize();

    return m_speedwireInterface;
}

void IntegrationPluginSma::markSpeedwireMeterAsDisconnected(Thing *thing)
{
    thing->setStateValue(speedwireMeterCurrentPowerPhaseAStateTypeId, 0);
    thing->setStateValue(speedwireMeterCurrentPowerPhaseBStateTypeId, 0);
    thing->setStateValue(speedwireMeterCurrentPowerPhaseCStateTypeId, 0);
    thing->setStateValue(speedwireMeterVoltagePhaseAStateTypeId, 0);
    thing->setStateValue(speedwireMeterVoltagePhaseBStateTypeId, 0);
    thing->setStateValue(speedwireMeterVoltagePhaseCStateTypeId, 0);
    thing->setStateValue(speedwireMeterCurrentPhaseAStateTypeId, 0);
    thing->setStateValue(speedwireMeterCurrentPhaseBStateTypeId, 0);
    thing->setStateValue(speedwireMeterCurrentPhaseCStateTypeId, 0);
    thing->setStateValue(speedwireMeterCurrentPowerStateTypeId, 0);
}

void IntegrationPluginSma::markSpeedwireInverterAsDisconnected(Thing *thing)
{
    thing->setStateValue(speedwireInverterVoltagePhaseAStateTypeId, 0);
    thing->setStateValue(speedwireInverterVoltagePhaseBStateTypeId, 0);
    thing->setStateValue(speedwireInverterVoltagePhaseCStateTypeId, 0);
    thing->setStateValue(speedwireInverterCurrentPhaseAStateTypeId, 0);
    thing->setStateValue(speedwireInverterCurrentPhaseBStateTypeId, 0);
    thing->setStateValue(speedwireInverterCurrentPhaseCStateTypeId, 0);
    thing->setStateValue(speedwireInverterCurrentPowerMpp1StateTypeId, 0);
    thing->setStateValue(speedwireInverterCurrentPowerMpp2StateTypeId, 0);
    thing->setStateValue(speedwireInverterCurrentPowerStateTypeId, 0);
}

void IntegrationPluginSma::markSpeedwireBatteryAsDisconnected(Thing *thing)
{
    thing->setStateValue(speedwireBatteryConnectedStateTypeId, false);
    thing->setStateValue(speedwireBatteryVoltageStateTypeId, 0);
    thing->setStateValue(speedwireBatteryCurrentStateTypeId, 0);
    thing->setStateValue(speedwireBatteryCurrentPowerStateTypeId, 0);
    thing->setStateValue(speedwireBatteryChargingStateStateTypeId, "idle");
}

void IntegrationPluginSma::markModbusSolarInverterAsDisconnected(Thing *thing)
{
    thing->setStateValue(modbusSolarInverterVoltagePhaseAStateTypeId, 0);
    thing->setStateValue(modbusSolarInverterVoltagePhaseBStateTypeId, 0);
    thing->setStateValue(modbusSolarInverterVoltagePhaseCStateTypeId, 0);
    thing->setStateValue(modbusSolarInverterCurrentPhaseAStateTypeId, 0);
    thing->setStateValue(modbusSolarInverterCurrentPhaseBStateTypeId, 0);
    thing->setStateValue(modbusSolarInverterCurrentPhaseCStateTypeId, 0);
    thing->setStateValue(modbusSolarInverterCurrentPowerPhaseAStateTypeId, 0);
    thing->setStateValue(modbusSolarInverterCurrentPowerPhaseBStateTypeId, 0);
    thing->setStateValue(modbusSolarInverterCurrentPowerPhaseCStateTypeId, 0);
    thing->setStateValue(modbusSolarInverterCurrentPowerStateTypeId, 0);
}

void IntegrationPluginSma::markModbusBatteryInverterAsDisconnected(Thing *thing)
{
    thing->setStateValue(modbusBatteryInverterCurrentPowerStateTypeId, 0);
}

quint64 IntegrationPluginSma::getLocalSerialNumber()
{
    m_localSerialNumber = pluginStorage()->value("localSerialNumber", 0).toUInt();

    if (m_localSerialNumber == 0) {
        srand(QDateTime::currentMSecsSinceEpoch() / 1000);
        // Generate one and save it for the next time, each instance should have it's own serial number
        QByteArray data;
        QDataStream inStream(&data, QIODevice::ReadWrite);
        for (int i = 0; i < 4; i++) {
            inStream << static_cast<quint8>(rand() % 256);
        }

        QDataStream outStream(data);
        outStream >> m_localSerialNumber;
        pluginStorage()->setValue("localSerialNumber", m_localSerialNumber);
    }

    qCInfo(dcSma()) << "Using local serial number" << m_localSerialNumber;
    return m_localSerialNumber;
}

bool IntegrationPluginSma::isModbusValueValid(quint32 value)
{
    return value != 0xffffffff;
}

bool IntegrationPluginSma::isModbusValueValid(qint32 value)
{
    return value != static_cast<qint32>(0x80000000);
}

bool IntegrationPluginSma::isModbusValueValid(quint64 value)
{
    return value != 0xffffffffffffffff;
}