// Partial Copyright Jerome Benoit. 2021. All Rights Reserved.
+import BaseError from '../exception/BaseError';
import PerformanceStatistics from '../performance/PerformanceStatistics';
import type {
AutomaticTransactionGeneratorConfiguration,
Status,
} from '../types/AutomaticTransactionGenerator';
-import { MeterValuesRequest, RequestCommand } from '../types/ocpp/Requests';
-import type { MeterValuesResponse } from '../types/ocpp/Responses';
+import { RequestCommand } from '../types/ocpp/Requests';
import {
AuthorizationStatus,
- AuthorizeRequest,
- AuthorizeResponse,
- StartTransactionRequest,
- StartTransactionResponse,
+ type AuthorizeRequest,
+ type AuthorizeResponse,
+ type StartTransactionRequest,
+ type StartTransactionResponse,
StopTransactionReason,
- StopTransactionRequest,
- StopTransactionResponse,
+ type StopTransactionResponse,
} from '../types/ocpp/Transaction';
import Constants from '../utils/Constants';
import logger from '../utils/Logger';
import Utils from '../utils/Utils';
import type ChargingStation from './ChargingStation';
-import { OCPP16ServiceUtils } from './ocpp/1.6/OCPP16ServiceUtils';
export default class AutomaticTransactionGenerator {
private static readonly instances: Map<string, AutomaticTransactionGenerator> = new Map<
AutomaticTransactionGenerator
>();
+ public readonly connectorsStatus: Map<number, Status>;
public readonly configuration: AutomaticTransactionGeneratorConfiguration;
public started: boolean;
private readonly chargingStation: ChargingStation;
- private readonly connectorsStatus: Map<number, Status>;
private constructor(
automaticTransactionGeneratorConfiguration: AutomaticTransactionGeneratorConfiguration,
chargingStation: ChargingStation
) {
+ this.started = false;
this.configuration = automaticTransactionGeneratorConfiguration;
this.chargingStation = chargingStation;
this.connectorsStatus = new Map<number, Status>();
- this.stopConnectors();
- this.started = false;
+ this.initializeConnectorsStatus();
}
public static getInstance(
automaticTransactionGeneratorConfiguration: AutomaticTransactionGeneratorConfiguration,
chargingStation: ChargingStation
): AutomaticTransactionGenerator {
- if (!AutomaticTransactionGenerator.instances.has(chargingStation.stationInfo.hashId)) {
+ if (AutomaticTransactionGenerator.instances.has(chargingStation.stationInfo.hashId) === false) {
AutomaticTransactionGenerator.instances.set(
chargingStation.stationInfo.hashId,
new AutomaticTransactionGenerator(
public start(): void {
if (this.started === true) {
- logger.warn(`${this.logPrefix()} trying to start while already started`);
+ logger.warn(`${this.logPrefix()} is already started`);
return;
}
this.startConnectors();
public stop(): void {
if (this.started === false) {
- logger.warn(`${this.logPrefix()} trying to stop while not started`);
+ logger.warn(`${this.logPrefix()} is already stopped`);
return;
}
this.stopConnectors();
public startConnector(connectorId: number): void {
if (this.connectorsStatus.has(connectorId) === false) {
- logger.warn(`${this.logPrefix(connectorId)} trying to start on non existing connector`);
- return;
+ logger.error(`${this.logPrefix(connectorId)} starting on non existing connector`);
+ throw new BaseError(`Connector ${connectorId} does not exist`);
}
if (this.connectorsStatus.get(connectorId)?.start === false) {
// Avoid hogging the event loop with a busy loop
/* This is intentional */
});
});
- } else {
- logger.warn(`${this.logPrefix(connectorId)} already started on connector`);
+ } else if (this.connectorsStatus.get(connectorId)?.start === true) {
+ logger.warn(`${this.logPrefix(connectorId)} is already started on connector`);
}
}
public stopConnector(connectorId: number): void {
- this.connectorsStatus.set(connectorId, {
- ...this.connectorsStatus.get(connectorId),
- start: false,
- });
+ if (this.connectorsStatus.has(connectorId) === false) {
+ logger.error(`${this.logPrefix(connectorId)} stopping on non existing connector`);
+ throw new BaseError(`Connector ${connectorId} does not exist`);
+ }
+ if (this.connectorsStatus.get(connectorId)?.start === true) {
+ this.connectorsStatus.get(connectorId).start = false;
+ } else if (this.connectorsStatus.get(connectorId)?.start === false) {
+ logger.warn(`${this.logPrefix(connectorId)} is already stopped on connector`);
+ }
}
private startConnectors(): void {
this.connectorsStatus.size !== this.chargingStation.getNumberOfConnectors()
) {
this.connectorsStatus.clear();
+ this.initializeConnectorsStatus();
}
for (const connectorId of this.chargingStation.connectors.keys()) {
if (connectorId > 0) {
private async internalStartConnector(connectorId: number): Promise<void> {
this.initializeConnectorStatus(connectorId);
+ this.connectorsStatus.get(connectorId).start = true;
logger.info(
this.logPrefix(connectorId) +
' started on connector and will run for ' +
this.connectorsStatus.get(connectorId).skippedConsecutiveTransactions = 0;
// Start transaction
const startResponse = await this.startTransaction(connectorId);
- this.connectorsStatus.get(connectorId).startTransactionRequests++;
- if (startResponse?.idTagInfo?.status !== AuthorizationStatus.ACCEPTED) {
- logger.warn(this.logPrefix(connectorId) + ' start transaction rejected');
- this.connectorsStatus.get(connectorId).rejectedStartTransactionRequests++;
- } else {
+ if (startResponse?.idTagInfo?.status === AuthorizationStatus.ACCEPTED) {
// Wait until end of transaction
const waitTrxEnd =
Utils.getRandomInteger(this.configuration.maxDuration, this.configuration.minDuration) *
' started and will stop in ' +
Utils.formatDurationMilliSeconds(waitTrxEnd)
);
- this.connectorsStatus.get(connectorId).acceptedStartTransactionRequests++;
await Utils.sleep(waitTrxEnd);
// Stop transaction
logger.info(
}
this.connectorsStatus.get(connectorId).lastRunDate = new Date();
}
- await this.stopTransaction(connectorId);
this.connectorsStatus.get(connectorId).stoppedDate = new Date();
logger.info(
this.logPrefix(connectorId) +
this?.connectorsStatus.get(connectorId)?.rejectedStartTransactionRequests ?? 0;
this.connectorsStatus.get(connectorId).stopTransactionRequests =
this?.connectorsStatus.get(connectorId)?.stopTransactionRequests ?? 0;
+ this.connectorsStatus.get(connectorId).acceptedStopTransactionRequests =
+ this?.connectorsStatus.get(connectorId)?.acceptedStopTransactionRequests ?? 0;
+ this.connectorsStatus.get(connectorId).rejectedStopTransactionRequests =
+ this?.connectorsStatus.get(connectorId)?.rejectedStopTransactionRequests ?? 0;
this.connectorsStatus.get(connectorId).skippedConsecutiveTransactions = 0;
this.connectorsStatus.get(connectorId).skippedTransactions =
this?.connectorsStatus.get(connectorId)?.skippedTransactions ?? 0;
1000 -
previousRunDuration
);
- this.connectorsStatus.get(connectorId).start = true;
+ this.connectorsStatus.get(connectorId).start =
+ this?.connectorsStatus.get(connectorId)?.start ?? false;
+ }
+
+ private initializeConnectorsStatus(): void {
+ for (const connectorId of this.chargingStation.connectors.keys()) {
+ if (connectorId > 0) {
+ this.connectorsStatus.set(connectorId, {
+ start: false,
+ authorizeRequests: 0,
+ acceptedAuthorizeRequests: 0,
+ rejectedAuthorizeRequests: 0,
+ startTransactionRequests: 0,
+ acceptedStartTransactionRequests: 0,
+ rejectedStartTransactionRequests: 0,
+ stopTransactionRequests: 0,
+ acceptedStopTransactionRequests: 0,
+ rejectedStopTransactionRequests: 0,
+ skippedConsecutiveTransactions: 0,
+ skippedTransactions: 0,
+ });
+ }
+ }
}
private async startTransaction(
connectorId: number
- ): Promise<StartTransactionResponse | AuthorizeResponse> {
+ ): Promise<StartTransactionResponse | undefined> {
const measureId = 'StartTransaction with ATG';
const beginId = PerformanceStatistics.beginMeasure(measureId);
let startResponse: StartTransactionResponse;
const idTag = this.chargingStation.getRandomIdTag();
const startTransactionLogMsg = `${this.logPrefix(
connectorId
- )} start transaction for idTag '${idTag}'`;
+ )} start transaction with an idTag '${idTag}'`;
if (this.getRequireAuthorize()) {
this.chargingStation.getConnectorStatus(connectorId).authorizeIdTag = idTag;
// Authorize idTag
connectorId,
idTag,
});
+ this.handleStartTransactionResponse(connectorId, startResponse);
PerformanceStatistics.endMeasure(measureId, beginId);
return startResponse;
}
this.connectorsStatus.get(connectorId).rejectedAuthorizeRequests++;
PerformanceStatistics.endMeasure(measureId, beginId);
- return authorizeResponse;
+ return startResponse;
}
logger.info(startTransactionLogMsg);
// Start transaction
connectorId,
idTag,
});
+ this.handleStartTransactionResponse(connectorId, startResponse);
PerformanceStatistics.endMeasure(measureId, beginId);
return startResponse;
}
StartTransactionRequest,
StartTransactionResponse
>(this.chargingStation, RequestCommand.START_TRANSACTION, { connectorId });
+ this.handleStartTransactionResponse(connectorId, startResponse);
PerformanceStatistics.endMeasure(measureId, beginId);
return startResponse;
}
private async stopTransaction(
connectorId: number,
- reason: StopTransactionReason = StopTransactionReason.NONE
+ reason: StopTransactionReason = StopTransactionReason.LOCAL
): Promise<StopTransactionResponse> {
const measureId = 'StopTransaction with ATG';
const beginId = PerformanceStatistics.beginMeasure(measureId);
- let transactionId = 0;
let stopResponse: StopTransactionResponse;
- if (this.chargingStation.getConnectorStatus(connectorId)?.transactionStarted) {
- transactionId = this.chargingStation.getConnectorStatus(connectorId).transactionId;
- if (
- this.chargingStation.getBeginEndMeterValues() &&
- this.chargingStation.getOcppStrictCompliance() &&
- !this.chargingStation.getOutOfOrderEndMeterValues()
- ) {
- // FIXME: Implement OCPP version agnostic helpers
- const transactionEndMeterValue = OCPP16ServiceUtils.buildTransactionEndMeterValue(
- this.chargingStation,
- connectorId,
- this.chargingStation.getEnergyActiveImportRegisterByTransactionId(transactionId)
- );
- await this.chargingStation.ocppRequestService.requestHandler<
- MeterValuesRequest,
- MeterValuesResponse
- >(this.chargingStation, RequestCommand.METER_VALUES, {
- connectorId,
- transactionId,
- meterValue: [transactionEndMeterValue],
- });
- }
- stopResponse = await this.chargingStation.ocppRequestService.requestHandler<
- StopTransactionRequest,
- StopTransactionResponse
- >(this.chargingStation, RequestCommand.STOP_TRANSACTION, {
- transactionId,
- meterStop: this.chargingStation.getEnergyActiveImportRegisterByTransactionId(
- transactionId,
- true
- ),
- idTag: this.chargingStation.getTransactionIdTag(transactionId),
- reason,
- });
+ if (this.chargingStation.getConnectorStatus(connectorId)?.transactionStarted === true) {
+ stopResponse = await this.chargingStation.stopTransactionOnConnector(connectorId, reason);
this.connectorsStatus.get(connectorId).stopTransactionRequests++;
+ if (stopResponse?.idTagInfo?.status === AuthorizationStatus.ACCEPTED) {
+ this.connectorsStatus.get(connectorId).acceptedStopTransactionRequests++;
+ } else {
+ this.connectorsStatus.get(connectorId).rejectedStopTransactionRequests++;
+ }
} else {
+ const transactionId = this.chargingStation.getConnectorStatus(connectorId).transactionId;
logger.warn(
- `${this.logPrefix(connectorId)} trying to stop a not started transaction${
+ `${this.logPrefix(connectorId)} stopping a not started transaction${
transactionId ? ' ' + transactionId.toString() : ''
}`
);
}:`
);
}
+
+ private handleStartTransactionResponse(
+ connectorId: number,
+ startResponse: StartTransactionResponse
+ ): void {
+ this.connectorsStatus.get(connectorId).startTransactionRequests++;
+ if (startResponse?.idTagInfo?.status === AuthorizationStatus.ACCEPTED) {
+ this.connectorsStatus.get(connectorId).acceptedStartTransactionRequests++;
+ } else {
+ logger.warn(this.logPrefix(connectorId) + ' start transaction rejected');
+ this.connectorsStatus.get(connectorId).rejectedStartTransactionRequests++;
+ }
+ }
}