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// matth-x/MicroOcpp
// Copyright Matthias Akstaller 2019 - 2024
// MIT License
#include <MicroOcpp/Model/Metering/MeteringService.h>
#include <MicroOcpp/Model/Transactions/Transaction.h>
#include <MicroOcpp/Core/Context.h>
#include <MicroOcpp/Core/Configuration.h>
#include <MicroOcpp/Core/FilesystemAdapter.h>
#include <MicroOcpp/Core/Request.h>
#include <MicroOcpp/Operations/MeterValues.h>
#include <MicroOcpp/Debug.h>
using namespace MicroOcpp;
MeteringService::MeteringService(Context& context, int numConn, std::shared_ptr<FilesystemAdapter> filesystem)
: MemoryManaged("v16.Metering.MeteringService"), context(context), meterStore(filesystem), connectors(makeVector<std::unique_ptr<MeteringConnector>>(getMemoryTag())) {
//set factory defaults for Metering-related config keys
declareConfiguration<const char*>("MeterValuesSampledData", "Energy.Active.Import.Register,Power.Active.Import");
declareConfiguration<const char*>("StopTxnSampledData", "");
declareConfiguration<const char*>("MeterValuesAlignedData", "Energy.Active.Import.Register,Power.Active.Import");
declareConfiguration<const char*>("StopTxnAlignedData", "");
connectors.reserve(numConn);
for (int i = 0; i < numConn; i++) {
connectors.emplace_back(new MeteringConnector(context, i, meterStore));
}
std::function<bool(const char*)> validateSelectString = [this] (const char *csl) {
bool isValid = true;
const char *l = csl; //the beginning of an entry of the comma-separated list
const char *r = l; //one place after the last character of the entry beginning with l
while (*l) {
if (*l == ',') {
l++;
continue;
}
r = l + 1;
while (*r != '\0' && *r != ',') {
r++;
}
bool found = false;
for (size_t cId = 0; cId < connectors.size(); cId++) {
if (connectors[cId]->existsSampler(l, (size_t) (r - l))) {
found = true;
break;
}
}
if (!found) {
isValid = false;
MO_DBG_WARN("could not find metering device for %.*s", (int) (r - l), l);
break;
}
l = r;
}
return isValid;
};
registerConfigurationValidator("MeterValuesSampledData", validateSelectString);
registerConfigurationValidator("StopTxnSampledData", validateSelectString);
registerConfigurationValidator("MeterValuesAlignedData", validateSelectString);
registerConfigurationValidator("StopTxnAlignedData", validateSelectString);
registerConfigurationValidator("MeterValueSampleInterval", VALIDATE_UNSIGNED_INT);
registerConfigurationValidator("ClockAlignedDataInterval", VALIDATE_UNSIGNED_INT);
/*
* Register further message handlers to support echo mode: when this library
* is connected with a WebSocket echo server, let it reply to its own requests.
* Mocking an OCPP Server on the same device makes running (unit) tests easier.
*/
context.getOperationRegistry().registerOperation("MeterValues", [this] () {
return new Ocpp16::MeterValues(this->context.getModel());});
}
void MeteringService::loop(){
for (unsigned int i = 0; i < connectors.size(); i++){
connectors[i]->loop();
}
}
void MeteringService::addMeterValueSampler(int connectorId, std::unique_ptr<SampledValueSampler> meterValueSampler) {
if (connectorId < 0 || connectorId >= (int) connectors.size()) {
MO_DBG_ERR("connectorId is out of bounds");
return;
}
connectors[connectorId]->addMeterValueSampler(std::move(meterValueSampler));
}
std::unique_ptr<SampledValue> MeteringService::readTxEnergyMeter(int connectorId, ReadingContext context) {
if (connectorId < 0 || (size_t) connectorId >= connectors.size()) {
MO_DBG_ERR("connectorId is out of bounds");
return nullptr;
}
return connectors[connectorId]->readTxEnergyMeter(context);
}
std::unique_ptr<Request> MeteringService::takeTriggeredMeterValues(int connectorId) {
if (connectorId < 0 || connectorId >= (int) connectors.size()) {
MO_DBG_ERR("connectorId out of bounds. Ignore");
return nullptr;
}
auto msg = connectors[connectorId]->takeTriggeredMeterValues();
if (msg) {
auto meterValues = makeRequest(std::move(msg));
meterValues->setTimeout(120000);
return meterValues;
}
MO_DBG_DEBUG("Did not take any samples for connectorId %d", connectorId);
return nullptr;
}
void MeteringService::beginTxMeterData(Transaction *transaction) {
if (!transaction) {
MO_DBG_ERR("invalid argument");
return;
}
auto connectorId = transaction->getConnectorId();
if (connectorId >= connectors.size()) {
MO_DBG_ERR("connectorId is out of bounds");
return;
}
connectors[connectorId]->beginTxMeterData(transaction);
}
std::shared_ptr<TransactionMeterData> MeteringService::endTxMeterData(Transaction *transaction) {
if (!transaction) {
MO_DBG_ERR("invalid argument");
return nullptr;
}
auto connectorId = transaction->getConnectorId();
if (connectorId >= connectors.size()) {
MO_DBG_ERR("connectorId is out of bounds");
return nullptr;
}
return connectors[connectorId]->endTxMeterData(transaction);
}
void MeteringService::abortTxMeterData(unsigned int connectorId) {
if (connectorId >= connectors.size()) {
MO_DBG_ERR("connectorId is out of bounds");
return;
}
connectors[connectorId]->abortTxMeterData();
}
std::shared_ptr<TransactionMeterData> MeteringService::getStopTxMeterData(Transaction *transaction) {
if (!transaction) {
MO_DBG_ERR("invalid argument");
return nullptr;
}
auto connectorId = transaction->getConnectorId();
if (connectorId >= connectors.size()) {
MO_DBG_ERR("connectorId is out of bounds");
return nullptr;
}
return connectors[connectorId]->getStopTxMeterData(transaction);
}
bool MeteringService::removeTxMeterData(unsigned int connectorId, unsigned int txNr) {
return meterStore.remove(connectorId, txNr);
}