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StopTransaction.cpp
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160 lines (127 loc) · 5.93 KB
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// matth-x/MicroOcpp
// Copyright Matthias Akstaller 2019 - 2024
// MIT License
#include <MicroOcpp/Operations/StopTransaction.h>
#include <MicroOcpp/Model/Model.h>
#include <MicroOcpp/Model/Authorization/AuthorizationService.h>
#include <MicroOcpp/Model/Metering/MeteringService.h>
#include <MicroOcpp/Model/Metering/MeterValue.h>
#include <MicroOcpp/Model/Transactions/TransactionStore.h>
#include <MicroOcpp/Model/Transactions/Transaction.h>
#include <MicroOcpp/Debug.h>
#include <MicroOcpp/Version.h>
using MicroOcpp::Ocpp16::StopTransaction;
using MicroOcpp::JsonDoc;
StopTransaction::StopTransaction(Model& model, std::shared_ptr<Transaction> transaction)
: MemoryManaged("v16.Operation.", "StopTransaction"), model(model), transaction(transaction) {
}
StopTransaction::StopTransaction(Model& model, std::shared_ptr<Transaction> transaction, Vector<std::unique_ptr<MicroOcpp::MeterValue>> transactionData)
: MemoryManaged("v16.Operation.", "StopTransaction"), model(model), transaction(transaction), transactionData(std::move(transactionData)) {
}
const char* StopTransaction::getOperationType() {
return "StopTransaction";
}
std::unique_ptr<JsonDoc> StopTransaction::createReq() {
/*
* Adjust timestamps in case they were taken before initial Clock setting
*/
if (transaction->getStopTimestamp() < MIN_TIME) {
//Timestamp taken before Clock value defined. Determine timestamp
if (transaction->getStopBootNr() == model.getBootNr()) {
//possible to calculate real timestamp
Timestamp adjusted = model.getClock().adjustPrebootTimestamp(transaction->getStopTimestamp());
transaction->setStopTimestamp(adjusted);
} else if (transaction->getStartTimestamp() >= MIN_TIME) {
MO_DBG_WARN("set stopTime = startTime because correct time is not available");
transaction->setStopTimestamp(transaction->getStartTimestamp() + 1); //1s behind startTime to keep order in backend DB
} else {
MO_DBG_ERR("failed to determine StopTx timestamp");
//send invalid value
}
}
// if StopTx timestamp is before StartTx timestamp, something probably went wrong. Restore reasonable temporal order
if (transaction->getStopTimestamp() < transaction->getStartTimestamp()) {
MO_DBG_WARN("set stopTime = startTime because stopTime was before startTime");
transaction->setStopTimestamp(transaction->getStartTimestamp() + 1); //1s behind startTime to keep order in backend DB
}
for (auto mv = transactionData.begin(); mv != transactionData.end(); mv++) {
if ((*mv)->getTimestamp() < MIN_TIME) {
//time off. Try to adjust, otherwise send invalid value
if ((*mv)->getReadingContext() == ReadingContext_TransactionBegin) {
(*mv)->setTimestamp(transaction->getStartTimestamp());
} else if ((*mv)->getReadingContext() == ReadingContext_TransactionEnd) {
(*mv)->setTimestamp(transaction->getStopTimestamp());
} else {
(*mv)->setTimestamp(transaction->getStartTimestamp() + 1);
}
}
}
auto txDataJson = makeVector<std::unique_ptr<JsonDoc>>(getMemoryTag());
size_t txDataJson_size = 0;
for (auto mv = transactionData.begin(); mv != transactionData.end(); mv++) {
auto mvJson = (*mv)->toJson();
if (!mvJson) {
return nullptr;
}
txDataJson_size += mvJson->capacity();
txDataJson.emplace_back(std::move(mvJson));
}
auto txDataDoc = initJsonDoc(getMemoryTag(), JSON_ARRAY_SIZE(txDataJson.size()) + txDataJson_size);
for (auto mvJson = txDataJson.begin(); mvJson != txDataJson.end(); mvJson++) {
txDataDoc.add(**mvJson);
}
auto doc = makeJsonDoc(getMemoryTag(),
JSON_OBJECT_SIZE(6) + //total of 6 fields
(IDTAG_LEN_MAX + 1) + //stop idTag
(JSONDATE_LENGTH + 1) + //timestamp string
(REASON_LEN_MAX + 1) + //reason string
txDataDoc.capacity());
JsonObject payload = doc->to<JsonObject>();
if (transaction->getStopIdTag() && *transaction->getStopIdTag()) {
payload["idTag"] = (char*) transaction->getStopIdTag();
}
payload["meterStop"] = transaction->getMeterStop();
char timestamp[JSONDATE_LENGTH + 1] = {'\0'};
transaction->getStopTimestamp().toJsonString(timestamp, JSONDATE_LENGTH + 1);
payload["timestamp"] = timestamp;
payload["transactionId"] = transaction->getTransactionId();
if (transaction->getStopReason() && *transaction->getStopReason()) {
payload["reason"] = (char*) transaction->getStopReason();
}
if (!transactionData.empty()) {
payload["transactionData"] = txDataDoc;
}
return doc;
}
void StopTransaction::processConf(JsonObject payload) {
if (transaction) {
transaction->getStopSync().confirm();
transaction->commit();
}
MO_DBG_INFO("Request has been accepted!");
#if MO_ENABLE_LOCAL_AUTH
if (auto authService = model.getAuthorizationService()) {
authService->notifyAuthorization(transaction->getIdTag(), payload["idTagInfo"]);
}
#endif //MO_ENABLE_LOCAL_AUTH
}
bool StopTransaction::processErr(const char *code, const char *description, JsonObject details) {
if (transaction) {
transaction->getStopSync().confirm(); //no retry behavior for now; consider data "arrived" at server
transaction->commit();
}
MO_DBG_ERR("Server error, data loss!");
return false;
}
void StopTransaction::processReq(JsonObject payload) {
/**
* Ignore Contents of this Req-message, because this is for debug purposes only
*/
}
std::unique_ptr<JsonDoc> StopTransaction::createConf(){
auto doc = makeJsonDoc(getMemoryTag(), 2 * JSON_OBJECT_SIZE(1));
JsonObject payload = doc->to<JsonObject>();
JsonObject idTagInfo = payload.createNestedObject("idTagInfo");
idTagInfo["status"] = "Accepted";
return doc;
}