nymea-experience-plugin-energy/plugin/energymanagerimpl.cpp

230 lines
9.8 KiB
C++

#include "energymanagerimpl.h"
#include "energylogger.h"
#include <nymeasettings.h>
#include <qmath.h>
Q_DECLARE_LOGGING_CATEGORY(dcEnergyExperience)
EnergyManagerImpl::EnergyManagerImpl(ThingManager *thingManager, QObject *parent):
EnergyManager(parent),
m_thingManager(thingManager),
m_logger(new EnergyLogger(this))
{
// Most of the time we get a bunch of signals at the same time (root meter, producers, consumers etc)
// In order to decrease some load on the system, we'll wait for wee bit until we actually update to
// accumulate those changes and calculate the change in one go.
m_balanceUpdateTimer.setInterval(50);
m_balanceUpdateTimer.setSingleShot(true);
connect(&m_balanceUpdateTimer, &QTimer::timeout, this, &EnergyManagerImpl::updatePowerBalance);
QSettings settings(NymeaSettings::settingsPath() + "/energy.conf", QSettings::IniFormat);
ThingId rootMeterThingId = settings.value("rootMeterThingId").toUuid();
EnergyManagerImpl::setRootMeter(rootMeterThingId);
qCDebug(dcEnergyExperience()) << "Loaded root meter" << rootMeterThingId;
PowerBalanceLogEntry latestEntry = m_logger->latestLogEntry(EnergyLogs::SampleRateAny);
m_totalConsumption = latestEntry.totalConsumption();
m_totalProduction = latestEntry.totalProduction();
m_totalAcquisition = latestEntry.totalAcquisition();
m_totalReturn = latestEntry.totalReturn();
qCDebug(dcEnergyExperience()) << "Loaded power balance totals. Consumption:" << m_totalConsumption << "Production:" << m_totalProduction << "Acquisition:" << m_totalAcquisition << "Return:" << m_totalReturn;
foreach (Thing *thing, m_thingManager->configuredThings()) {
watchThing(thing);
}
connect(thingManager, &ThingManager::thingAdded, this, &EnergyManagerImpl::watchThing);
connect(thingManager, &ThingManager::thingRemoved, this, &EnergyManagerImpl::unwatchThing);
// Housekeeping on the logger
foreach (const ThingId &thingId, m_logger->loggedThings()) {
if (!m_thingManager->findConfiguredThing(thingId)) {
qCDebug(dcEnergyExperience()) << "Clearing thing logs for unknown thing id" << thingId << "from energy logs.";
m_logger->removeThingLogs(thingId);
}
}
}
Thing *EnergyManagerImpl::rootMeter() const
{
return m_rootMeter;
}
EnergyManager::EnergyError EnergyManagerImpl::setRootMeter(const ThingId &rootMeterId)
{
Thing *rootMeter = m_thingManager->findConfiguredThing(rootMeterId);
if (!rootMeter || !rootMeter->thingClass().interfaces().contains("energymeter")) {
return EnergyErrorInvalidParameter;
}
if (m_rootMeter != rootMeter) {
qCDebug(dcEnergyExperience()) << "Setting root meter to" << rootMeter->name();
m_rootMeter = rootMeter;
QSettings settings(NymeaSettings::settingsPath() + "/energy.conf", QSettings::IniFormat);
settings.setValue("rootMeterThingId", rootMeter->id());
emit rootMeterChanged();
}
return EnergyErrorNoError;
}
double EnergyManagerImpl::currentPowerConsumption() const
{
return m_currentPowerConsumption;
}
double EnergyManagerImpl::currentPowerProduction() const
{
return m_currentPowerProduction;
}
double EnergyManagerImpl::currentPowerAcquisition() const
{
return m_currentPowerAcquisition;
}
double EnergyManagerImpl::currentPowerStorage() const
{
return m_currentPowerStorage;
}
double EnergyManagerImpl::totalConsumption() const
{
return m_totalConsumption;
}
double EnergyManagerImpl::totalProduction() const
{
return m_totalProduction;
}
double EnergyManagerImpl::totalAcquisition() const
{
return m_totalAcquisition;
}
double EnergyManagerImpl::totalReturn() const
{
return m_totalReturn;
}
EnergyLogs *EnergyManagerImpl::logs() const
{
return m_logger;
}
void EnergyManagerImpl::watchThing(Thing *thing)
{
// If we don't have a root meter yet, we'll be auto-setting the first energymeter that appears.
// It may be changed by the user through an API call later.
if (!m_rootMeter && thing->thingClass().interfaces().contains("energymeter")) {
setRootMeter(thing->id());
}
qCDebug(dcEnergyExperience()) << "Wathing thing:" << thing->name();
// React on things that requie us updating the power balance
if (thing->thingClass().interfaces().contains("energymeter")
|| thing->thingClass().interfaces().contains("smartmeterproducer")
|| thing->thingClass().interfaces().contains("energystorage")) {
connect(thing, &Thing::stateValueChanged, this, [=](const StateTypeId &stateTypeId){
if (thing->thingClass().getStateType(stateTypeId).name() == "currentPower") {
m_balanceUpdateTimer.start();
}
});
}
// React on things that need to be logged
if (thing->thingClass().interfaces().contains("energymeter")
|| thing->thingClass().interfaces().contains("smartmeterconsumer")
|| thing->thingClass().interfaces().contains("smartmeterproducer")
|| thing->thingClass().interfaces().contains("energystorage")) {
m_totalEnergyConsumedCache[thing] = thing->stateValue("totalEnergyConsumed").toDouble();
m_totalEnergyProducedCache[thing] = thing->stateValue("totalEnergyProduced").toDouble();
connect(thing, &Thing::stateValueChanged, this, [=](const StateTypeId &stateTypeId, const QVariant &value){
if (thing->thingClass().getStateType(stateTypeId).name() == "currentPower") {
m_logger->logThingPower(thing->id(), value.toDouble(), thing->state("totalEnergyConsumed").value().toDouble(), thing->state("totalEnergyProduced").value().toDouble());
}
});
}
}
void EnergyManagerImpl::unwatchThing(const ThingId &thingId)
{
if (m_rootMeter && m_rootMeter->id() == thingId) {
m_rootMeter = nullptr;
emit rootMeterChanged();
}
m_logger->removeThingLogs(thingId);
}
void EnergyManagerImpl::updatePowerBalance()
{
double currentPowerAcquisition = 0;
if (m_rootMeter) {
currentPowerAcquisition = m_rootMeter->stateValue("currentPower").toDouble();
double oldAcquisition = m_totalEnergyConsumedCache.value(m_rootMeter);
double newAcquisition = m_rootMeter->stateValue("totalEnergyConsumed").toDouble();
qCDebug(dcEnergyExperience()) << "Root meteter total consumption: Previous value:" << oldAcquisition << "New value:" << newAcquisition << "Diff:" << (newAcquisition -oldAcquisition);
m_totalAcquisition += newAcquisition - oldAcquisition;
m_totalEnergyConsumedCache[m_rootMeter] = newAcquisition;
double oldReturn = m_totalEnergyProducedCache.value(m_rootMeter);
double newReturn = m_rootMeter->stateValue("totalEnergyProduced").toDouble();
qCDebug(dcEnergyExperience()) << "Root meteter total return diff" << "old" << oldReturn << " new" << newReturn << (newReturn - oldReturn);
m_totalReturn += newReturn - oldReturn;
m_totalEnergyProducedCache[m_rootMeter] = newReturn;
}
double currentPowerProduction = 0;
foreach (Thing* thing, m_thingManager->configuredThings().filterByInterface("smartmeterproducer")) {
currentPowerProduction += thing->stateValue("currentPower").toDouble();
double oldProduction = m_totalEnergyProducedCache.value(thing);
double newProduction = thing->stateValue("totalEnergyProduced").toDouble();
qCDebug(dcEnergyExperience()) << "inverter total production diff" << "old" << oldProduction << " new" << newProduction << (newProduction - oldProduction);
m_totalProduction += newProduction - oldProduction;
m_totalEnergyProducedCache[thing] = newProduction;
}
double currentPowerStorage = 0;
double totalFromStorage = 0;
foreach (Thing *thing, m_thingManager->configuredThings().filterByInterface("energystorage")) {
currentPowerStorage += thing->stateValue("currentPower").toDouble();
double oldProduction = m_totalEnergyProducedCache.value(thing);
double newProduction = thing->stateValue("totalEnergyProduced").toDouble();
totalFromStorage += newProduction - oldProduction;
m_totalEnergyProducedCache[thing] = newProduction;
}
double currentPowerConsumption = currentPowerAcquisition + qAbs(qMin(0.0, currentPowerProduction)) - currentPowerStorage;
m_totalConsumption = m_totalAcquisition + m_totalProduction + totalFromStorage;
qCDebug(dcEnergyExperience()).noquote().nospace() << "Power balance: " << "🔥: " << currentPowerConsumption << " W, 🌞: " << currentPowerProduction << " W, 💵: " << currentPowerAcquisition << " W, 🔋: " << currentPowerStorage << " W. Totals: 🔥: " << m_totalConsumption << " kWh, 🌞: " << m_totalProduction << " kWh, 💵↓: " << m_totalAcquisition << " kWh, 💵↑: " << m_totalReturn << " kWh";
if (currentPowerAcquisition != m_currentPowerAcquisition
|| currentPowerConsumption != m_currentPowerConsumption
|| currentPowerProduction != m_currentPowerProduction
|| currentPowerStorage != m_currentPowerStorage) {
m_currentPowerAcquisition = currentPowerAcquisition;
m_currentPowerProduction = currentPowerProduction;
m_currentPowerConsumption = currentPowerConsumption;
m_currentPowerStorage = currentPowerStorage;
emit powerBalanceChanged();
m_logger->logPowerBalance(m_currentPowerConsumption, m_currentPowerProduction, m_currentPowerAcquisition, m_currentPowerStorage, m_totalConsumption, m_totalProduction, m_totalAcquisition, m_totalReturn);
}
}
void EnergyManagerImpl::logDumpConsumers()
{
foreach (Thing *consumer, m_thingManager->configuredThings().filterByInterface("smartmeterconsumer")) {
qCDebug(dcEnergyExperience()).nospace().noquote() << consumer->name() << ": " << (consumer->stateValue("currentPower").toDouble() / 230) << "A (" << consumer->stateValue("currentPower").toDouble() << "W)";
}
}