X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fcharging-station%2FChargingStation.ts;h=ae5f0fd1a965a6ea8b58660adce1dbf5873ec440;hb=5398cecf45b4bdab604d0e6aff8a96dcc67d5ae9;hp=86206712a0e132c2ee3d4968e68e6d440ff80b50;hpb=03e9d27705d90abb583fddcd0cc94b585110c633;p=e-mobility-charging-stations-simulator.git diff --git a/src/charging-station/ChargingStation.ts b/src/charging-station/ChargingStation.ts index 86206712..ae5f0fd1 100644 --- a/src/charging-station/ChargingStation.ts +++ b/src/charging-station/ChargingStation.ts @@ -1,18 +1,50 @@ // Partial Copyright Jerome Benoit. 2021-2023. All Rights Reserved. -import crypto from 'node:crypto'; -import fs from 'node:fs'; -import path from 'node:path'; +import { createHash } from 'node:crypto'; +import { EventEmitter } from 'node:events'; +import { type FSWatcher, existsSync, mkdirSync, readFileSync, writeFileSync } from 'node:fs'; +import { dirname, join } from 'node:path'; import { URL } from 'node:url'; import { parentPort } from 'node:worker_threads'; +import { millisecondsToSeconds, secondsToMilliseconds } from 'date-fns'; import merge from 'just-merge'; -import WebSocket, { type RawData } from 'ws'; +import { type RawData, WebSocket } from 'ws'; import { AutomaticTransactionGenerator } from './AutomaticTransactionGenerator'; import { ChargingStationWorkerBroadcastChannel } from './broadcast-channel/ChargingStationWorkerBroadcastChannel'; -import { ChargingStationConfigurationUtils } from './ChargingStationConfigurationUtils'; -import { ChargingStationUtils } from './ChargingStationUtils'; +import { + addConfigurationKey, + deleteConfigurationKey, + getConfigurationKey, + setConfigurationKeyValue, +} from './ConfigurationKeyUtils'; +import { + buildConnectorsMap, + checkChargingStation, + checkConnectorsConfiguration, + checkStationInfoConnectorStatus, + checkTemplate, + createBootNotificationRequest, + createSerialNumber, + getAmperageLimitationUnitDivider, + getBootConnectorStatus, + getChargingStationConnectorChargingProfilesPowerLimit, + getChargingStationId, + getDefaultVoltageOut, + getHashId, + getIdTagsFile, + getMaxNumberOfEvses, + getNumberOfReservableConnectors, + getPhaseRotationValue, + hasFeatureProfile, + hasReservationExpired, + initializeConnectorsMapStatus, + propagateSerialNumber, + removeExpiredReservations, + stationTemplateToStationInfo, + warnTemplateKeysDeprecation, +} from './Helpers'; import { IdTagsCache } from './IdTagsCache'; import { OCPP16IncomingRequestService, @@ -36,6 +68,7 @@ import { type BootNotificationResponse, type CachedRequest, type ChargingStationConfiguration, + ChargingStationEvents, type ChargingStationInfo, type ChargingStationOcppConfiguration, type ChargingStationTemplate, @@ -68,7 +101,7 @@ import { RegistrationStatusEnumType, RequestCommand, type Reservation, - ReservationFilterKey, + type ReservationKey, ReservationTerminationReason, type Response, StandardParametersKey, @@ -92,58 +125,78 @@ import { Configuration, Constants, DCElectricUtils, - Utils, buildChargingStationAutomaticTransactionGeneratorConfiguration, buildConnectorsStatus, buildEvsesStatus, buildStartedMessage, buildStoppedMessage, buildUpdatedMessage, + cloneObject, + convertToBoolean, + convertToInt, + exponentialDelay, + formatDurationMilliSeconds, + formatDurationSeconds, + getRandomInteger, + getWebSocketCloseEventStatusString, handleFileException, + isNotEmptyArray, + isNotEmptyString, + isNullOrUndefined, + isUndefined, + logPrefix, logger, + min, + once, + roundTo, + secureRandom, + sleep, watchJsonFile, } from '../utils'; -export class ChargingStation { +export class ChargingStation extends EventEmitter { public readonly index: number; public readonly templateFile: string; - public stationInfo!: ChargingStationInfo; public started: boolean; public starting: boolean; public idTagsCache: IdTagsCache; public automaticTransactionGenerator!: AutomaticTransactionGenerator | undefined; public ocppConfiguration!: ChargingStationOcppConfiguration | undefined; - public wsConnection!: WebSocket | null; + public wsConnection: WebSocket | null; public readonly connectors: Map; public readonly evses: Map; public readonly requests: Map; public performanceStatistics!: PerformanceStatistics | undefined; - public heartbeatSetInterval!: NodeJS.Timeout; + public heartbeatSetInterval?: NodeJS.Timeout; public ocppRequestService!: OCPPRequestService; public bootNotificationRequest!: BootNotificationRequest; public bootNotificationResponse!: BootNotificationResponse | undefined; public powerDivider!: number; + private internalStationInfo!: ChargingStationInfo; private stopping: boolean; private configurationFile!: string; private configurationFileHash!: string; private connectorsConfigurationHash!: string; private evsesConfigurationHash!: string; + private automaticTransactionGeneratorConfiguration?: AutomaticTransactionGeneratorConfiguration; private ocppIncomingRequestService!: OCPPIncomingRequestService; private readonly messageBuffer: Set; private configuredSupervisionUrl!: URL; private wsConnectionRestarted: boolean; private autoReconnectRetryCount: number; - private templateFileWatcher!: fs.FSWatcher | undefined; + private templateFileWatcher!: FSWatcher | undefined; private templateFileHash!: string; private readonly sharedLRUCache: SharedLRUCache; - private webSocketPingSetInterval!: NodeJS.Timeout; + private webSocketPingSetInterval?: NodeJS.Timeout; private readonly chargingStationWorkerBroadcastChannel: ChargingStationWorkerBroadcastChannel; private reservationExpirationSetInterval?: NodeJS.Timeout; constructor(index: number, templateFile: string) { + super(); this.started = false; this.starting = false; this.stopping = false; + this.wsConnection = null; this.wsConnectionRestarted = false; this.autoReconnectRetryCount = 0; this.index = index; @@ -156,6 +209,16 @@ export class ChargingStation { this.idTagsCache = IdTagsCache.getInstance(); this.chargingStationWorkerBroadcastChannel = new ChargingStationWorkerBroadcastChannel(this); + this.on(ChargingStationEvents.started, () => { + parentPort?.postMessage(buildStartedMessage(this)); + }); + this.on(ChargingStationEvents.stopped, () => { + parentPort?.postMessage(buildStoppedMessage(this)); + }); + this.on(ChargingStationEvents.updated, () => { + parentPort?.postMessage(buildUpdatedMessage(this)); + }); + this.initialize(); } @@ -163,62 +226,67 @@ export class ChargingStation { return this.connectors.size === 0 && this.evses.size > 0; } + public get stationInfo(): ChargingStationInfo { + return { + ...this.internalStationInfo, + ...{ + enableStatistics: false, + remoteAuthorization: true, + currentOutType: CurrentType.AC, + ocppStrictCompliance: true, + outOfOrderEndMeterValues: false, + beginEndMeterValues: false, + meteringPerTransaction: true, + transactionDataMeterValues: false, + mainVoltageMeterValues: true, + phaseLineToLineVoltageMeterValues: false, + customValueLimitationMeterValues: true, + supervisionUrlOcppConfiguration: false, + supervisionUrlOcppKey: VendorParametersKey.ConnectionUrl, + ocppVersion: OCPPVersion.VERSION_16, + ocppPersistentConfiguration: true, + stationInfoPersistentConfiguration: true, + automaticTransactionGeneratorPersistentConfiguration: true, + autoReconnectMaxRetries: -1, + registrationMaxRetries: -1, + reconnectExponentialDelay: false, + stopTransactionsOnStopped: true, + }, + }; + } + private get wsConnectionUrl(): URL { return new URL( `${ - this.getSupervisionUrlOcppConfiguration() && - Utils.isNotEmptyString(this.getSupervisionUrlOcppKey()) && - Utils.isNotEmptyString( - ChargingStationConfigurationUtils.getConfigurationKey( - this, - this.getSupervisionUrlOcppKey() - )?.value - ) - ? ChargingStationConfigurationUtils.getConfigurationKey( - this, - this.getSupervisionUrlOcppKey() - ).value + this.stationInfo?.supervisionUrlOcppConfiguration && + isNotEmptyString(this.stationInfo?.supervisionUrlOcppKey) && + isNotEmptyString(getConfigurationKey(this, this.stationInfo.supervisionUrlOcppKey!)?.value) + ? getConfigurationKey(this, this.stationInfo.supervisionUrlOcppKey!)!.value : this.configuredSupervisionUrl.href - }/${this.stationInfo.chargingStationId}` + }/${this.stationInfo.chargingStationId}`, ); } public logPrefix = (): string => { - return Utils.logPrefix( + return logPrefix( ` ${ - (Utils.isNotEmptyString(this?.stationInfo?.chargingStationId) + (isNotEmptyString(this?.stationInfo?.chargingStationId) ? this?.stationInfo?.chargingStationId - : ChargingStationUtils.getChargingStationId(this.index, this.getTemplateFromFile())) ?? + : getChargingStationId(this.index, this.getTemplateFromFile()!)) ?? 'Error at building log prefix' - } |` + } |`, ); }; public hasIdTags(): boolean { - return Utils.isNotEmptyArray( - this.idTagsCache.getIdTags(ChargingStationUtils.getIdTagsFile(this.stationInfo)) - ); - } - - public getEnableStatistics(): boolean { - return this.stationInfo.enableStatistics ?? false; + return isNotEmptyArray(this.idTagsCache.getIdTags(getIdTagsFile(this.stationInfo)!)); } - public getMustAuthorizeAtRemoteStart(): boolean { - return this.stationInfo.mustAuthorizeAtRemoteStart ?? true; - } - - public getPayloadSchemaValidation(): boolean { - return this.stationInfo.payloadSchemaValidation ?? true; - } - - public getNumberOfPhases(stationInfo?: ChargingStationInfo): number | undefined { + public getNumberOfPhases(stationInfo?: ChargingStationInfo): number { const localStationInfo: ChargingStationInfo = stationInfo ?? this.stationInfo; switch (this.getCurrentOutType(stationInfo)) { case CurrentType.AC: - return !Utils.isUndefined(localStationInfo.numberOfPhases) - ? localStationInfo.numberOfPhases - : 3; + return !isUndefined(localStationInfo.numberOfPhases) ? localStationInfo.numberOfPhases! : 3; case CurrentType.DC: return 0; } @@ -233,7 +301,7 @@ export class ChargingStation { } public inUnknownState(): boolean { - return Utils.isNullOrUndefined(this?.bootNotificationResponse?.status); + return isNullOrUndefined(this?.bootNotificationResponse?.status); } public inPendingState(): boolean { @@ -307,54 +375,32 @@ export class ChargingStation { return this.connectors.get(connectorId); } - public getCurrentOutType(stationInfo?: ChargingStationInfo): CurrentType { - return (stationInfo ?? this.stationInfo)?.currentOutType ?? CurrentType.AC; - } - - public getOcppStrictCompliance(): boolean { - return this.stationInfo?.ocppStrictCompliance ?? false; - } - - public getVoltageOut(stationInfo?: ChargingStationInfo): number | undefined { - const defaultVoltageOut = ChargingStationUtils.getDefaultVoltageOut( - this.getCurrentOutType(stationInfo), - this.logPrefix(), - this.templateFile - ); - return (stationInfo ?? this.stationInfo).voltageOut ?? defaultVoltageOut; - } - - public getMaximumPower(stationInfo?: ChargingStationInfo): number { - const localStationInfo = stationInfo ?? this.stationInfo; - return (localStationInfo['maxPower'] as number) ?? localStationInfo.maximumPower; - } - public getConnectorMaximumAvailablePower(connectorId: number): number { - let connectorAmperageLimitationPowerLimit: number; + let connectorAmperageLimitationPowerLimit: number | undefined; if ( - !Utils.isNullOrUndefined(this.getAmperageLimitation()) && - this.getAmperageLimitation() < this.stationInfo?.maximumAmperage + !isNullOrUndefined(this.getAmperageLimitation()) && + this.getAmperageLimitation()! < this.stationInfo.maximumAmperage! ) { connectorAmperageLimitationPowerLimit = - (this.getCurrentOutType() === CurrentType.AC + (this.stationInfo?.currentOutType === CurrentType.AC ? ACElectricUtils.powerTotal( this.getNumberOfPhases(), - this.getVoltageOut(), - this.getAmperageLimitation() * - (this.hasEvses ? this.getNumberOfEvses() : this.getNumberOfConnectors()) + this.stationInfo.voltageOut!, + this.getAmperageLimitation()! * + (this.hasEvses ? this.getNumberOfEvses() : this.getNumberOfConnectors()), ) - : DCElectricUtils.power(this.getVoltageOut(), this.getAmperageLimitation())) / + : DCElectricUtils.power(this.stationInfo.voltageOut!, this.getAmperageLimitation()!)) / this.powerDivider; } - const connectorMaximumPower = this.getMaximumPower() / this.powerDivider; + const connectorMaximumPower = this.stationInfo.maximumPower! / this.powerDivider; const connectorChargingProfilesPowerLimit = - ChargingStationUtils.getChargingStationConnectorChargingProfilesPowerLimit(this, connectorId); - return Math.min( + getChargingStationConnectorChargingProfilesPowerLimit(this, connectorId); + return min( isNaN(connectorMaximumPower) ? Infinity : connectorMaximumPower, - isNaN(connectorAmperageLimitationPowerLimit) + isNaN(connectorAmperageLimitationPowerLimit!) ? Infinity - : connectorAmperageLimitationPowerLimit, - isNaN(connectorChargingProfilesPowerLimit) ? Infinity : connectorChargingProfilesPowerLimit + : connectorAmperageLimitationPowerLimit!, + isNaN(connectorChargingProfilesPowerLimit!) ? Infinity : connectorChargingProfilesPowerLimit!, ); } @@ -377,7 +423,7 @@ export class ChargingStation { } public getNumberOfRunningTransactions(): number { - let trxCount = 0; + let numberOfRunningTransactions = 0; if (this.hasEvses) { for (const [evseId, evseStatus] of this.evses) { if (evseId === 0) { @@ -385,46 +431,18 @@ export class ChargingStation { } for (const connectorStatus of evseStatus.connectors.values()) { if (connectorStatus.transactionStarted === true) { - ++trxCount; + ++numberOfRunningTransactions; } } } } else { for (const connectorId of this.connectors.keys()) { if (connectorId > 0 && this.getConnectorStatus(connectorId)?.transactionStarted === true) { - ++trxCount; + ++numberOfRunningTransactions; } } } - return trxCount; - } - - public getOutOfOrderEndMeterValues(): boolean { - return this.stationInfo?.outOfOrderEndMeterValues ?? false; - } - - public getBeginEndMeterValues(): boolean { - return this.stationInfo?.beginEndMeterValues ?? false; - } - - public getMeteringPerTransaction(): boolean { - return this.stationInfo?.meteringPerTransaction ?? true; - } - - public getTransactionDataMeterValues(): boolean { - return this.stationInfo?.transactionDataMeterValues ?? false; - } - - public getMainVoltageMeterValues(): boolean { - return this.stationInfo?.mainVoltageMeterValues ?? true; - } - - public getPhaseLineToLineVoltageMeterValues(): boolean { - return this.stationInfo?.phaseLineToLineVoltageMeterValues ?? false; - } - - public getCustomValueLimitationMeterValues(): boolean { - return this.stationInfo?.customValueLimitationMeterValues ?? true; + return numberOfRunningTransactions; } public getConnectorIdByTransactionId(transactionId: number): number | undefined { @@ -447,70 +465,58 @@ export class ChargingStation { public getEnergyActiveImportRegisterByTransactionId( transactionId: number, - rounded = false + rounded = false, ): number { return this.getEnergyActiveImportRegister( - this.getConnectorStatus(this.getConnectorIdByTransactionId(transactionId)), - rounded + this.getConnectorStatus(this.getConnectorIdByTransactionId(transactionId)!)!, + rounded, ); } public getEnergyActiveImportRegisterByConnectorId(connectorId: number, rounded = false): number { - return this.getEnergyActiveImportRegister(this.getConnectorStatus(connectorId), rounded); + return this.getEnergyActiveImportRegister(this.getConnectorStatus(connectorId)!, rounded); } public getAuthorizeRemoteTxRequests(): boolean { - const authorizeRemoteTxRequests = ChargingStationConfigurationUtils.getConfigurationKey( + const authorizeRemoteTxRequests = getConfigurationKey( this, - StandardParametersKey.AuthorizeRemoteTxRequests + StandardParametersKey.AuthorizeRemoteTxRequests, ); - return authorizeRemoteTxRequests - ? Utils.convertToBoolean(authorizeRemoteTxRequests.value) - : false; + return authorizeRemoteTxRequests ? convertToBoolean(authorizeRemoteTxRequests.value) : false; } public getLocalAuthListEnabled(): boolean { - const localAuthListEnabled = ChargingStationConfigurationUtils.getConfigurationKey( + const localAuthListEnabled = getConfigurationKey( this, - StandardParametersKey.LocalAuthListEnabled + StandardParametersKey.LocalAuthListEnabled, ); - return localAuthListEnabled ? Utils.convertToBoolean(localAuthListEnabled.value) : false; + return localAuthListEnabled ? convertToBoolean(localAuthListEnabled.value) : false; } public getHeartbeatInterval(): number { - const HeartbeatInterval = ChargingStationConfigurationUtils.getConfigurationKey( - this, - StandardParametersKey.HeartbeatInterval - ); + const HeartbeatInterval = getConfigurationKey(this, StandardParametersKey.HeartbeatInterval); if (HeartbeatInterval) { - return Utils.convertToInt(HeartbeatInterval.value) * 1000; + return secondsToMilliseconds(convertToInt(HeartbeatInterval.value)); } - const HeartBeatInterval = ChargingStationConfigurationUtils.getConfigurationKey( - this, - StandardParametersKey.HeartBeatInterval - ); + const HeartBeatInterval = getConfigurationKey(this, StandardParametersKey.HeartBeatInterval); if (HeartBeatInterval) { - return Utils.convertToInt(HeartBeatInterval.value) * 1000; + return secondsToMilliseconds(convertToInt(HeartBeatInterval.value)); } this.stationInfo?.autoRegister === false && logger.warn( `${this.logPrefix()} Heartbeat interval configuration key not set, using default value: ${ Constants.DEFAULT_HEARTBEAT_INTERVAL - }` + }`, ); return Constants.DEFAULT_HEARTBEAT_INTERVAL; } public setSupervisionUrl(url: string): void { if ( - this.getSupervisionUrlOcppConfiguration() && - Utils.isNotEmptyString(this.getSupervisionUrlOcppKey()) + this.stationInfo?.supervisionUrlOcppConfiguration && + isNotEmptyString(this.stationInfo?.supervisionUrlOcppKey) ) { - ChargingStationConfigurationUtils.setConfigurationKeyValue( - this, - this.getSupervisionUrlOcppKey(), - url - ); + setConfigurationKeyValue(this, this.stationInfo.supervisionUrlOcppKey!, url); } else { this.stationInfo.supervisionUrls = url; this.saveStationInfo(); @@ -526,25 +532,24 @@ export class ChargingStation { .catch((error) => { logger.error( `${this.logPrefix()} Error while sending '${RequestCommand.HEARTBEAT}':`, - error + error, ); }); }, this.getHeartbeatInterval()); logger.info( - `${this.logPrefix()} Heartbeat started every ${Utils.formatDurationMilliSeconds( - this.getHeartbeatInterval() - )}` + `${this.logPrefix()} Heartbeat started every ${formatDurationMilliSeconds( + this.getHeartbeatInterval(), + )}`, ); } else if (this.heartbeatSetInterval) { logger.info( - `${this.logPrefix()} Heartbeat already started every ${Utils.formatDurationMilliSeconds( - this.getHeartbeatInterval() - )}` + `${this.logPrefix()} Heartbeat already started every ${formatDurationMilliSeconds( + this.getHeartbeatInterval(), + )}`, ); } else { logger.error( - `${this.logPrefix()} Heartbeat interval set to ${this.getHeartbeatInterval()}, - not starting the heartbeat` + `${this.logPrefix()} Heartbeat interval set to ${this.getHeartbeatInterval()}, not starting the heartbeat`, ); } } @@ -566,41 +571,39 @@ export class ChargingStation { public startMeterValues(connectorId: number, interval: number): void { if (connectorId === 0) { logger.error( - `${this.logPrefix()} Trying to start MeterValues on connector id ${connectorId.toString()}` + `${this.logPrefix()} Trying to start MeterValues on connector id ${connectorId}`, ); return; } if (!this.getConnectorStatus(connectorId)) { logger.error( `${this.logPrefix()} Trying to start MeterValues on non existing connector id - ${connectorId.toString()}` + ${connectorId}`, ); return; } if (this.getConnectorStatus(connectorId)?.transactionStarted === false) { logger.error( - `${this.logPrefix()} Trying to start MeterValues on connector id ${connectorId} - with no transaction started` + `${this.logPrefix()} Trying to start MeterValues on connector id ${connectorId} with no transaction started`, ); return; } else if ( this.getConnectorStatus(connectorId)?.transactionStarted === true && - Utils.isNullOrUndefined(this.getConnectorStatus(connectorId)?.transactionId) + isNullOrUndefined(this.getConnectorStatus(connectorId)?.transactionId) ) { logger.error( - `${this.logPrefix()} Trying to start MeterValues on connector id ${connectorId} - with no transaction id` + `${this.logPrefix()} Trying to start MeterValues on connector id ${connectorId} with no transaction id`, ); return; } if (interval > 0) { - this.getConnectorStatus(connectorId).transactionSetInterval = setInterval(() => { + this.getConnectorStatus(connectorId)!.transactionSetInterval = setInterval(() => { // FIXME: Implement OCPP version agnostic helpers const meterValue: MeterValue = OCPP16ServiceUtils.buildMeterValue( this, connectorId, - this.getConnectorStatus(connectorId).transactionId, - interval + this.getConnectorStatus(connectorId)!.transactionId!, + interval, ); this.ocppRequestService .requestHandler( @@ -610,12 +613,12 @@ export class ChargingStation { connectorId, transactionId: this.getConnectorStatus(connectorId)?.transactionId, meterValue: [meterValue], - } + }, ) .catch((error) => { logger.error( `${this.logPrefix()} Error while sending '${RequestCommand.METER_VALUES}':`, - error + error, ); }); }, interval); @@ -623,7 +626,7 @@ export class ChargingStation { logger.error( `${this.logPrefix()} Charging station ${ StandardParametersKey.MeterValueSampleInterval - } configuration set to ${interval}, not sending MeterValues` + } configuration set to ${interval}, not sending MeterValues`, ); } } @@ -638,10 +641,10 @@ export class ChargingStation { if (this.started === false) { if (this.starting === false) { this.starting = true; - if (this.getEnableStatistics() === true) { + if (this.stationInfo?.enableStatistics === true) { this.performanceStatistics?.start(); } - if (this.hasFeatureProfile(SupportedFeatureProfiles.Reservation)) { + if (hasFeatureProfile(this, SupportedFeatureProfiles.Reservation)) { this.startReservationExpirationSetInterval(); } this.openWSConnection(); @@ -652,23 +655,24 @@ export class ChargingStation { this.logPrefix(), undefined, (event, filename): void => { - if (Utils.isNotEmptyString(filename) && event === 'change') { + if (isNotEmptyString(filename) && event === 'change') { try { logger.debug( `${this.logPrefix()} ${FileType.ChargingStationTemplate} ${ this.templateFile - } file have changed, reload` + } file have changed, reload`, ); this.sharedLRUCache.deleteChargingStationTemplate(this.templateFileHash); - // FIXME: cleanup idtags cache if idtags file has changed // Initialize this.initialize(); + this.idTagsCache.deleteIdTags(getIdTagsFile(this.stationInfo)!); // Restart the ATG this.stopAutomaticTransactionGenerator(); - if (this.getAutomaticTransactionGeneratorConfiguration()?.enable === true) { + delete this.automaticTransactionGeneratorConfiguration; + if (this.getAutomaticTransactionGeneratorConfiguration().enable === true) { this.startAutomaticTransactionGenerator(); } - if (this.getEnableStatistics() === true) { + if (this.stationInfo?.enableStatistics === true) { this.performanceStatistics?.restart(); } else { this.performanceStatistics?.stop(); @@ -677,14 +681,14 @@ export class ChargingStation { } catch (error) { logger.error( `${this.logPrefix()} ${FileType.ChargingStationTemplate} file monitoring error:`, - error + error, ); } } - } + }, ); this.started = true; - parentPort?.postMessage(buildStartedMessage(this)); + this.emit(ChargingStationEvents.started); this.starting = false; } else { logger.warn(`${this.logPrefix()} Charging station is already starting...`); @@ -694,22 +698,25 @@ export class ChargingStation { } } - public async stop(reason?: StopTransactionReason): Promise { + public async stop(reason?: StopTransactionReason, stopTransactions?: boolean): Promise { if (this.started === true) { if (this.stopping === false) { this.stopping = true; - await this.stopMessageSequence(reason); + await this.stopMessageSequence(reason, stopTransactions); this.closeWSConnection(); - if (this.getEnableStatistics() === true) { + if (this.stationInfo?.enableStatistics === true) { this.performanceStatistics?.stop(); } + if (hasFeatureProfile(this, SupportedFeatureProfiles.Reservation)) { + this.stopReservationExpirationSetInterval(); + } this.sharedLRUCache.deleteChargingStationConfiguration(this.configurationFileHash); this.templateFileWatcher?.close(); this.sharedLRUCache.deleteChargingStationTemplate(this.templateFileHash); delete this.bootNotificationResponse; this.started = false; this.saveConfiguration(); - parentPort?.postMessage(buildStoppedMessage(this)); + this.emit(ChargingStationEvents.stopped); this.stopping = false; } else { logger.warn(`${this.logPrefix()} Charging station is already stopping...`); @@ -721,47 +728,37 @@ export class ChargingStation { public async reset(reason?: StopTransactionReason): Promise { await this.stop(reason); - await Utils.sleep(this.stationInfo.resetTime); + await sleep(this.stationInfo.resetTime!); this.initialize(); this.start(); } public saveOcppConfiguration(): void { - if (this.getOcppPersistentConfiguration()) { + if (this.stationInfo?.ocppPersistentConfiguration === true) { this.saveConfiguration(); } } - public hasFeatureProfile(featureProfile: SupportedFeatureProfiles): boolean | undefined { - return ChargingStationConfigurationUtils.getConfigurationKey( - this, - StandardParametersKey.SupportedFeatureProfiles - )?.value?.includes(featureProfile); - } - public bufferMessage(message: string): void { this.messageBuffer.add(message); } public openWSConnection( - options: WsOptions = this.stationInfo?.wsOptions ?? {}, - params: { closeOpened?: boolean; terminateOpened?: boolean } = { - closeOpened: false, - terminateOpened: false, - } + options?: WsOptions, + params?: { closeOpened?: boolean; terminateOpened?: boolean }, ): void { - options = { handshakeTimeout: this.getConnectionTimeout() * 1000, ...options }; + options = { + handshakeTimeout: secondsToMilliseconds(this.getConnectionTimeout()), + ...this.stationInfo?.wsOptions, + ...options, + }; params = { ...{ closeOpened: false, terminateOpened: false }, ...params }; - if (this.started === false && this.starting === false) { - logger.warn( - `${this.logPrefix()} Cannot open OCPP connection to URL ${this.wsConnectionUrl.toString()} - on stopped charging station` - ); + if (!checkChargingStation(this, this.logPrefix())) { return; } if ( - !Utils.isNullOrUndefined(this.stationInfo.supervisionUser) && - !Utils.isNullOrUndefined(this.stationInfo.supervisionPassword) + !isNullOrUndefined(this.stationInfo.supervisionUser) && + !isNullOrUndefined(this.stationInfo.supervisionPassword) ) { options.auth = `${this.stationInfo.supervisionUser}:${this.stationInfo.supervisionPassword}`; } @@ -774,36 +771,35 @@ export class ChargingStation { if (this.isWebSocketConnectionOpened() === true) { logger.warn( - `${this.logPrefix()} OCPP connection to URL ${this.wsConnectionUrl.toString()} - is already opened` + `${this.logPrefix()} OCPP connection to URL ${this.wsConnectionUrl.toString()} is already opened`, ); return; } logger.info( - `${this.logPrefix()} Open OCPP connection to URL ${this.wsConnectionUrl.toString()}` + `${this.logPrefix()} Open OCPP connection to URL ${this.wsConnectionUrl.toString()}`, ); this.wsConnection = new WebSocket( this.wsConnectionUrl, - `ocpp${this.stationInfo.ocppVersion ?? OCPPVersion.VERSION_16}`, - options + `ocpp${this.stationInfo.ocppVersion}`, + options, ); // Handle WebSocket message this.wsConnection.on( 'message', - this.onMessage.bind(this) as (this: WebSocket, data: RawData, isBinary: boolean) => void + this.onMessage.bind(this) as (this: WebSocket, data: RawData, isBinary: boolean) => void, ); // Handle WebSocket error this.wsConnection.on( 'error', - this.onError.bind(this) as (this: WebSocket, error: Error) => void + this.onError.bind(this) as (this: WebSocket, error: Error) => void, ); // Handle WebSocket close this.wsConnection.on( 'close', - this.onClose.bind(this) as (this: WebSocket, code: number, reason: Buffer) => void + this.onClose.bind(this) as (this: WebSocket, code: number, reason: Buffer) => void, ); // Handle WebSocket open this.wsConnection.on('open', this.onOpen.bind(this) as (this: WebSocket) => void); @@ -820,28 +816,29 @@ export class ChargingStation { } } - public getAutomaticTransactionGeneratorConfiguration(): - | AutomaticTransactionGeneratorConfiguration - | undefined { - let automaticTransactionGeneratorConfiguration: - | AutomaticTransactionGeneratorConfiguration - | undefined; - const automaticTransactionGeneratorConfigurationFromFile = - this.getConfigurationFromFile()?.automaticTransactionGenerator; - if ( - this.getAutomaticTransactionGeneratorPersistentConfiguration() && - automaticTransactionGeneratorConfigurationFromFile - ) { - automaticTransactionGeneratorConfiguration = - automaticTransactionGeneratorConfigurationFromFile; - } else { - automaticTransactionGeneratorConfiguration = - this.getTemplateFromFile()?.AutomaticTransactionGenerator; + public getAutomaticTransactionGeneratorConfiguration(): AutomaticTransactionGeneratorConfiguration { + if (isNullOrUndefined(this.automaticTransactionGeneratorConfiguration)) { + let automaticTransactionGeneratorConfiguration: + | AutomaticTransactionGeneratorConfiguration + | undefined; + const stationTemplate = this.getTemplateFromFile(); + const stationConfiguration = this.getConfigurationFromFile(); + if ( + this.stationInfo?.automaticTransactionGeneratorPersistentConfiguration === true && + stationConfiguration?.stationInfo?.templateHash === stationTemplate?.templateHash && + stationConfiguration?.automaticTransactionGenerator + ) { + automaticTransactionGeneratorConfiguration = + stationConfiguration?.automaticTransactionGenerator; + } else { + automaticTransactionGeneratorConfiguration = stationTemplate?.AutomaticTransactionGenerator; + } + this.automaticTransactionGeneratorConfiguration = { + ...Constants.DEFAULT_ATG_CONFIGURATION, + ...automaticTransactionGeneratorConfiguration, + }; } - return { - ...Constants.DEFAULT_ATG_CONFIGURATION, - ...automaticTransactionGeneratorConfiguration, - }; + return this.automaticTransactionGeneratorConfiguration!; } public getAutomaticTransactionGeneratorStatuses(): Status[] | undefined { @@ -850,44 +847,44 @@ export class ChargingStation { public startAutomaticTransactionGenerator(connectorIds?: number[]): void { this.automaticTransactionGenerator = AutomaticTransactionGenerator.getInstance(this); - if (Utils.isNotEmptyArray(connectorIds)) { - for (const connectorId of connectorIds) { + if (isNotEmptyArray(connectorIds)) { + for (const connectorId of connectorIds!) { this.automaticTransactionGenerator?.startConnector(connectorId); } } else { this.automaticTransactionGenerator?.start(); } this.saveAutomaticTransactionGeneratorConfiguration(); - parentPort?.postMessage(buildUpdatedMessage(this)); + this.emit(ChargingStationEvents.updated); } public stopAutomaticTransactionGenerator(connectorIds?: number[]): void { - if (Utils.isNotEmptyArray(connectorIds)) { - for (const connectorId of connectorIds) { + if (isNotEmptyArray(connectorIds)) { + for (const connectorId of connectorIds!) { this.automaticTransactionGenerator?.stopConnector(connectorId); } } else { this.automaticTransactionGenerator?.stop(); } this.saveAutomaticTransactionGeneratorConfiguration(); - parentPort?.postMessage(buildUpdatedMessage(this)); + this.emit(ChargingStationEvents.updated); } public async stopTransactionOnConnector( connectorId: number, - reason = StopTransactionReason.NONE + reason?: StopTransactionReason, ): Promise { const transactionId = this.getConnectorStatus(connectorId)?.transactionId; if ( - this.getBeginEndMeterValues() === true && - this.getOcppStrictCompliance() === true && - this.getOutOfOrderEndMeterValues() === false + this.stationInfo?.beginEndMeterValues === true && + this.stationInfo?.ocppStrictCompliance === true && + this.stationInfo?.outOfOrderEndMeterValues === false ) { // FIXME: Implement OCPP version agnostic helpers const transactionEndMeterValue = OCPP16ServiceUtils.buildTransactionEndMeterValue( this, connectorId, - this.getEnergyActiveImportRegisterByTransactionId(transactionId) + this.getEnergyActiveImportRegisterByTransactionId(transactionId!), ); await this.ocppRequestService.requestHandler( this, @@ -896,7 +893,7 @@ export class ChargingStation { connectorId, transactionId, meterValue: [transactionEndMeterValue], - } + }, ); } return this.ocppRequestService.requestHandler( @@ -904,68 +901,67 @@ export class ChargingStation { RequestCommand.STOP_TRANSACTION, { transactionId, - meterStop: this.getEnergyActiveImportRegisterByTransactionId(transactionId, true), - reason, - } + meterStop: this.getEnergyActiveImportRegisterByTransactionId(transactionId!, true), + ...(isNullOrUndefined(reason) && { reason }), + }, ); } - public getReservationOnConnectorId0Enabled(): boolean { - return Utils.convertToBoolean( - ChargingStationConfigurationUtils.getConfigurationKey( - this, - StandardParametersKey.ReserveConnectorZeroSupported - ).value + public getReserveConnectorZeroSupported(): boolean { + return convertToBoolean( + getConfigurationKey(this, StandardParametersKey.ReserveConnectorZeroSupported)!.value, ); } public async addReservation(reservation: Reservation): Promise { - const [exists, reservationFound] = this.doesReservationExists(reservation); - if (exists) { - await this.removeReservation(reservationFound, ReservationTerminationReason.REPLACE_EXISTING); + const reservationFound = this.getReservationBy('reservationId', reservation.reservationId); + if (!isUndefined(reservationFound)) { + await this.removeReservation( + reservationFound!, + ReservationTerminationReason.REPLACE_EXISTING, + ); } - this.getConnectorStatus(reservation.connectorId).reservation = reservation; + this.getConnectorStatus(reservation.connectorId)!.reservation = reservation; await OCPPServiceUtils.sendAndSetConnectorStatus( this, reservation.connectorId, ConnectorStatusEnum.Reserved, - null, - { send: reservation.connectorId !== 0 } + undefined, + { send: reservation.connectorId !== 0 }, ); } public async removeReservation( reservation: Reservation, - reason?: ReservationTerminationReason + reason: ReservationTerminationReason, ): Promise { - const connector = this.getConnectorStatus(reservation.connectorId); + const connector = this.getConnectorStatus(reservation.connectorId)!; switch (reason) { case ReservationTerminationReason.CONNECTOR_STATE_CHANGED: - delete connector.reservation; - break; case ReservationTerminationReason.TRANSACTION_STARTED: delete connector.reservation; break; - case ReservationTerminationReason.RESERVATION_CANCELED || - ReservationTerminationReason.REPLACE_EXISTING || - ReservationTerminationReason.EXPIRED: + case ReservationTerminationReason.RESERVATION_CANCELED: + case ReservationTerminationReason.REPLACE_EXISTING: + case ReservationTerminationReason.EXPIRED: await OCPPServiceUtils.sendAndSetConnectorStatus( this, reservation.connectorId, ConnectorStatusEnum.Available, - null, - { send: reservation.connectorId !== 0 } + undefined, + { send: reservation.connectorId !== 0 }, ); delete connector.reservation; break; default: - break; + // eslint-disable-next-line @typescript-eslint/restrict-template-expressions + throw new BaseError(`Unknown reservation termination reason '${reason}'`); } } public getReservationBy( - filterKey: ReservationFilterKey, - value: number | string + filterKey: ReservationKey, + value: number | string, ): Reservation | undefined { if (this.hasEvses) { for (const evseStatus of this.evses.values()) { @@ -984,105 +980,83 @@ export class ChargingStation { } } - public doesReservationExists(reservation: Partial): [boolean, Reservation] { - const foundReservation = this.getReservationBy( - ReservationFilterKey.RESERVATION_ID, - reservation?.id - ); - return Utils.isUndefined(foundReservation) ? [false, null] : [true, foundReservation]; - } - - public startReservationExpirationSetInterval(customInterval?: number): void { - const interval = - customInterval ?? Constants.DEFAULT_RESERVATION_EXPIRATION_OBSERVATION_INTERVAL; - logger.info( - `${this.logPrefix()} Reservation expiration date interval is set to ${interval} - and starts on charging station now` - ); - // eslint-disable-next-line @typescript-eslint/no-misused-promises - this.reservationExpirationSetInterval = setInterval(async (): Promise => { - const now = new Date(); - if (this.hasEvses) { - for (const evseStatus of this.evses.values()) { - for (const connectorStatus of evseStatus.connectors.values()) { - if (connectorStatus?.reservation?.expiryDate < now) { - await this.removeReservation( - connectorStatus.reservation, - ReservationTerminationReason.EXPIRED - ); - } - } - } - } else { - for (const connectorStatus of this.connectors.values()) { - if (connectorStatus?.reservation?.expiryDate < now) { - await this.removeReservation( - connectorStatus.reservation, - ReservationTerminationReason.EXPIRED - ); - } - } - } - }, interval); - } - - public restartReservationExpiryDateSetInterval(): void { - this.stopReservationExpirationSetInterval(); - this.startReservationExpirationSetInterval(); - } - - public validateIncomingRequestWithReservation(connectorId: number, idTag: string): boolean { - return this.getReservationBy(ReservationFilterKey.CONNECTOR_ID, connectorId)?.idTag === idTag; - } - public isConnectorReservable( reservationId: number, idTag?: string, - connectorId?: number + connectorId?: number, ): boolean { - const [alreadyExists] = this.doesReservationExists({ id: reservationId }); - if (alreadyExists) { - return alreadyExists; + const reservation = this.getReservationBy('reservationId', reservationId); + const reservationExists = !isUndefined(reservation) && !hasReservationExpired(reservation!); + if (arguments.length === 1) { + return !reservationExists; + } else if (arguments.length > 1) { + const userReservation = !isUndefined(idTag) + ? this.getReservationBy('idTag', idTag!) + : undefined; + const userReservationExists = + !isUndefined(userReservation) && !hasReservationExpired(userReservation!); + const notConnectorZero = isUndefined(connectorId) ? true : connectorId! > 0; + const freeConnectorsAvailable = this.getNumberOfReservableConnectors() > 0; + return ( + !reservationExists && !userReservationExists && notConnectorZero && freeConnectorsAvailable + ); + } + return false; + } + + private startReservationExpirationSetInterval(customInterval?: number): void { + const interval = customInterval ?? Constants.DEFAULT_RESERVATION_EXPIRATION_INTERVAL; + if (interval > 0) { + logger.info( + `${this.logPrefix()} Reservation expiration date checks started every ${formatDurationMilliSeconds( + interval, + )}`, + ); + this.reservationExpirationSetInterval = setInterval((): void => { + removeExpiredReservations(this).catch(Constants.EMPTY_FUNCTION); + }, interval); + } + } + + private stopReservationExpirationSetInterval(): void { + if (!isNullOrUndefined(this.reservationExpirationSetInterval)) { + clearInterval(this.reservationExpirationSetInterval); } - const userReservedAlready = Utils.isUndefined( - this.getReservationBy(ReservationFilterKey.ID_TAG, idTag) - ) - ? false - : true; - const notConnectorZero = Utils.isUndefined(connectorId) ? true : connectorId > 0; - const freeConnectorsAvailable = this.getNumberOfReservableConnectors() > 0; - return !alreadyExists && !userReservedAlready && notConnectorZero && freeConnectorsAvailable; } + // private restartReservationExpiryDateSetInterval(): void { + // this.stopReservationExpirationSetInterval(); + // this.startReservationExpirationSetInterval(); + // } + private getNumberOfReservableConnectors(): number { - let reservableConnectors = 0; + let numberOfReservableConnectors = 0; if (this.hasEvses) { for (const evseStatus of this.evses.values()) { - reservableConnectors += ChargingStationUtils.countReservableConnectors( - evseStatus.connectors - ); + numberOfReservableConnectors += getNumberOfReservableConnectors(evseStatus.connectors); } } else { - reservableConnectors = ChargingStationUtils.countReservableConnectors(this.connectors); + numberOfReservableConnectors = getNumberOfReservableConnectors(this.connectors); } - return reservableConnectors - this.getNumberOfReservationsOnConnectorZero(); + return numberOfReservableConnectors - this.getNumberOfReservationsOnConnectorZero(); } private getNumberOfReservationsOnConnectorZero(): number { - let numberOfReservations = 0; - if (this.hasEvses && this.evses.get(0)?.connectors.get(0)?.reservation) { - ++numberOfReservations; - } else if (this.connectors.get(0)?.reservation) { - ++numberOfReservations; + if ( + // eslint-disable-next-line @typescript-eslint/prefer-nullish-coalescing + (this.hasEvses && this.evses.get(0)?.connectors.get(0)?.reservation) || + (!this.hasEvses && this.connectors.get(0)?.reservation) + ) { + return 1; } - return numberOfReservations; + return 0; } private flushMessageBuffer(): void { if (this.messageBuffer.size > 0) { for (const message of this.messageBuffer.values()) { - let beginId: string; - let commandName: RequestCommand; + let beginId: string | undefined; + let commandName: RequestCommand | undefined; const [messageType] = JSON.parse(message) as OutgoingRequest | Response | ErrorResponse; const isRequest = messageType === MessageType.CALL_MESSAGE; if (isRequest) { @@ -1090,45 +1064,28 @@ export class ChargingStation { beginId = PerformanceStatistics.beginMeasure(commandName); } this.wsConnection?.send(message); - isRequest && PerformanceStatistics.endMeasure(commandName, beginId); + isRequest && PerformanceStatistics.endMeasure(commandName!, beginId!); logger.debug( `${this.logPrefix()} >> Buffered ${OCPPServiceUtils.getMessageTypeString( - messageType - )} payload sent: ${message}` + messageType, + )} payload sent: ${message}`, ); this.messageBuffer.delete(message); } } } - private getSupervisionUrlOcppConfiguration(): boolean { - return this.stationInfo.supervisionUrlOcppConfiguration ?? false; - } - - private stopReservationExpirationSetInterval(): void { - if (this.reservationExpirationSetInterval) { - clearInterval(this.reservationExpirationSetInterval); - } - } - - private getSupervisionUrlOcppKey(): string { - return this.stationInfo.supervisionUrlOcppKey ?? VendorParametersKey.ConnectionUrl; - } - private getTemplateFromFile(): ChargingStationTemplate | undefined { - let template: ChargingStationTemplate; + let template: ChargingStationTemplate | undefined; try { if (this.sharedLRUCache.hasChargingStationTemplate(this.templateFileHash)) { template = this.sharedLRUCache.getChargingStationTemplate(this.templateFileHash); } else { const measureId = `${FileType.ChargingStationTemplate} read`; const beginId = PerformanceStatistics.beginMeasure(measureId); - template = JSON.parse( - fs.readFileSync(this.templateFile, 'utf8') - ) as ChargingStationTemplate; + template = JSON.parse(readFileSync(this.templateFile, 'utf8')) as ChargingStationTemplate; PerformanceStatistics.endMeasure(measureId, beginId); - template.templateHash = crypto - .createHash(Constants.DEFAULT_HASH_ALGORITHM) + template.templateHash = createHash(Constants.DEFAULT_HASH_ALGORITHM) .update(JSON.stringify(template)) .digest('hex'); this.sharedLRUCache.setChargingStationTemplate(template); @@ -1139,39 +1096,28 @@ export class ChargingStation { this.templateFile, FileType.ChargingStationTemplate, error as NodeJS.ErrnoException, - this.logPrefix() + this.logPrefix(), ); } return template; } private getStationInfoFromTemplate(): ChargingStationInfo { - const stationTemplate: ChargingStationTemplate | undefined = this.getTemplateFromFile(); - ChargingStationUtils.checkTemplate(stationTemplate, this.logPrefix(), this.templateFile); - ChargingStationUtils.warnTemplateKeysDeprecation( - stationTemplate, - this.logPrefix(), - this.templateFile - ); + const stationTemplate: ChargingStationTemplate = this.getTemplateFromFile()!; + checkTemplate(stationTemplate, this.logPrefix(), this.templateFile); + const warnTemplateKeysDeprecationOnce = once(warnTemplateKeysDeprecation, this); + warnTemplateKeysDeprecationOnce(stationTemplate, this.logPrefix(), this.templateFile); if (stationTemplate?.Connectors) { - ChargingStationUtils.checkConnectorsConfiguration( - stationTemplate, - this.logPrefix(), - this.templateFile - ); + checkConnectorsConfiguration(stationTemplate, this.logPrefix(), this.templateFile); } - const stationInfo: ChargingStationInfo = - ChargingStationUtils.stationTemplateToStationInfo(stationTemplate); - stationInfo.hashId = ChargingStationUtils.getHashId(this.index, stationTemplate); - stationInfo.chargingStationId = ChargingStationUtils.getChargingStationId( - this.index, - stationTemplate - ); + const stationInfo: ChargingStationInfo = stationTemplateToStationInfo(stationTemplate); + stationInfo.hashId = getHashId(this.index, stationTemplate); + stationInfo.chargingStationId = getChargingStationId(this.index, stationTemplate); stationInfo.ocppVersion = stationTemplate?.ocppVersion ?? OCPPVersion.VERSION_16; - ChargingStationUtils.createSerialNumber(stationTemplate, stationInfo); - if (Utils.isNotEmptyArray(stationTemplate?.power)) { + createSerialNumber(stationTemplate, stationInfo); + if (isNotEmptyArray(stationTemplate?.power)) { stationTemplate.power = stationTemplate.power as number[]; - const powerArrayRandomIndex = Math.floor(Utils.secureRandom() * stationTemplate.power.length); + const powerArrayRandomIndex = Math.floor(secureRandom() * stationTemplate.power.length); stationInfo.maximumPower = stationTemplate?.powerUnit === PowerUnits.KILO_WATT ? stationTemplate.power[powerArrayRandomIndex] * 1000 @@ -1186,13 +1132,13 @@ export class ChargingStation { stationInfo.firmwareVersionPattern = stationTemplate?.firmwareVersionPattern ?? Constants.SEMVER_PATTERN; if ( - Utils.isNotEmptyString(stationInfo.firmwareVersion) && - new RegExp(stationInfo.firmwareVersionPattern).test(stationInfo.firmwareVersion) === false + isNotEmptyString(stationInfo.firmwareVersion) && + new RegExp(stationInfo.firmwareVersionPattern).test(stationInfo.firmwareVersion!) === false ) { logger.warn( `${this.logPrefix()} Firmware version '${stationInfo.firmwareVersion}' in template file ${ this.templateFile - } does not match firmware version pattern '${stationInfo.firmwareVersionPattern}'` + } does not match firmware version pattern '${stationInfo.firmwareVersionPattern}'`, ); } stationInfo.firmwareUpgrade = merge( @@ -1202,10 +1148,10 @@ export class ChargingStation { }, reset: true, }, - stationTemplate?.firmwareUpgrade ?? {} + stationTemplate?.firmwareUpgrade ?? {}, ); - stationInfo.resetTime = !Utils.isNullOrUndefined(stationTemplate?.resetTime) - ? stationTemplate.resetTime * 1000 + stationInfo.resetTime = !isNullOrUndefined(stationTemplate?.resetTime) + ? secondsToMilliseconds(stationTemplate.resetTime!) : Constants.CHARGING_STATION_DEFAULT_RESET_TIME; stationInfo.maximumAmperage = this.getMaximumAmperage(stationInfo); return stationInfo; @@ -1213,7 +1159,7 @@ export class ChargingStation { private getStationInfoFromFile(): ChargingStationInfo | undefined { let stationInfo: ChargingStationInfo | undefined; - if (this.getStationInfoPersistentConfiguration()) { + if (this.stationInfo?.stationInfoPersistentConfiguration === true) { stationInfo = this.getConfigurationFromFile()?.stationInfo; if (stationInfo) { delete stationInfo?.infoHash; @@ -1229,89 +1175,75 @@ export class ChargingStation { // 1. charging station info from template // 2. charging station info from configuration file if (stationInfoFromFile?.templateHash === stationInfoFromTemplate.templateHash) { - return stationInfoFromFile; + return stationInfoFromFile!; } stationInfoFromFile && - ChargingStationUtils.propagateSerialNumber( - this.getTemplateFromFile(), + propagateSerialNumber( + this.getTemplateFromFile()!, stationInfoFromFile, - stationInfoFromTemplate + stationInfoFromTemplate, ); return stationInfoFromTemplate; } private saveStationInfo(): void { - if (this.getStationInfoPersistentConfiguration()) { + if (this.stationInfo?.stationInfoPersistentConfiguration === true) { this.saveConfiguration(); } } - private getOcppPersistentConfiguration(): boolean { - return this.stationInfo?.ocppPersistentConfiguration ?? true; - } - - private getStationInfoPersistentConfiguration(): boolean { - return this.stationInfo?.stationInfoPersistentConfiguration ?? true; - } - - private getAutomaticTransactionGeneratorPersistentConfiguration(): boolean { - return this.stationInfo?.automaticTransactionGeneratorPersistentConfiguration ?? true; - } - private handleUnsupportedVersion(version: OCPPVersion) { - const errorMsg = `Unsupported protocol version '${version}' configured - in template file ${this.templateFile}`; + const errorMsg = `Unsupported protocol version '${version}' configured in template file ${this.templateFile}`; logger.error(`${this.logPrefix()} ${errorMsg}`); throw new BaseError(errorMsg); } private initialize(): void { - const stationTemplate = this.getTemplateFromFile(); - ChargingStationUtils.checkTemplate(stationTemplate, this.logPrefix(), this.templateFile); - this.configurationFile = path.join( - path.dirname(this.templateFile.replace('station-templates', 'configurations')), - `${ChargingStationUtils.getHashId(this.index, stationTemplate)}.json` + const stationTemplate = this.getTemplateFromFile()!; + checkTemplate(stationTemplate, this.logPrefix(), this.templateFile); + this.configurationFile = join( + dirname(this.templateFile.replace('station-templates', 'configurations')), + `${getHashId(this.index, stationTemplate)}.json`, ); - const chargingStationConfiguration = this.getConfigurationFromFile(); + const stationConfiguration = this.getConfigurationFromFile(); if ( - chargingStationConfiguration?.stationInfo?.templateHash === stationTemplate?.templateHash && - (chargingStationConfiguration?.connectorsStatus || chargingStationConfiguration?.evsesStatus) + stationConfiguration?.stationInfo?.templateHash === stationTemplate?.templateHash && + // eslint-disable-next-line @typescript-eslint/prefer-nullish-coalescing + (stationConfiguration?.connectorsStatus || stationConfiguration?.evsesStatus) ) { - this.initializeConnectorsOrEvsesFromFile(chargingStationConfiguration); + this.initializeConnectorsOrEvsesFromFile(stationConfiguration); } else { this.initializeConnectorsOrEvsesFromTemplate(stationTemplate); } - this.stationInfo = this.getStationInfo(); + this.internalStationInfo = this.getStationInfo(); if ( this.stationInfo.firmwareStatus === FirmwareStatus.Installing && - Utils.isNotEmptyString(this.stationInfo.firmwareVersion) && - Utils.isNotEmptyString(this.stationInfo.firmwareVersionPattern) + isNotEmptyString(this.stationInfo.firmwareVersion) && + isNotEmptyString(this.stationInfo.firmwareVersionPattern) ) { const patternGroup: number | undefined = this.stationInfo.firmwareUpgrade?.versionUpgrade?.patternGroup ?? this.stationInfo.firmwareVersion?.split('.').length; - const match = this.stationInfo?.firmwareVersion - ?.match(new RegExp(this.stationInfo.firmwareVersionPattern)) - ?.slice(1, patternGroup + 1); + const match = this.stationInfo + .firmwareVersion!.match(new RegExp(this.stationInfo.firmwareVersionPattern!))! + .slice(1, patternGroup! + 1); const patchLevelIndex = match.length - 1; match[patchLevelIndex] = ( - Utils.convertToInt(match[patchLevelIndex]) + - this.stationInfo.firmwareUpgrade?.versionUpgrade?.step + convertToInt(match[patchLevelIndex]) + + this.stationInfo.firmwareUpgrade!.versionUpgrade!.step! ).toString(); this.stationInfo.firmwareVersion = match?.join('.'); } this.saveStationInfo(); this.configuredSupervisionUrl = this.getConfiguredSupervisionUrl(); - if (this.getEnableStatistics() === true) { + if (this.stationInfo?.enableStatistics === true) { this.performanceStatistics = PerformanceStatistics.getInstance( this.stationInfo.hashId, - this.stationInfo.chargingStationId, - this.configuredSupervisionUrl + this.stationInfo.chargingStationId!, + this.configuredSupervisionUrl, ); } - this.bootNotificationRequest = ChargingStationUtils.createBootNotificationRequest( - this.stationInfo - ); + this.bootNotificationRequest = createBootNotificationRequest(this.stationInfo); this.powerDivider = this.getPowerDivider(); // OCPP configuration this.ocppConfiguration = this.getOcppConfiguration(); @@ -1320,20 +1252,20 @@ export class ChargingStation { if (this.stationInfo?.autoRegister === true) { this.bootNotificationResponse = { currentTime: new Date(), - interval: this.getHeartbeatInterval() / 1000, + interval: millisecondsToSeconds(this.getHeartbeatInterval()), status: RegistrationStatusEnumType.ACCEPTED, }; } } private initializeOcppServices(): void { - const ocppVersion = this.stationInfo.ocppVersion ?? OCPPVersion.VERSION_16; + const ocppVersion = this.stationInfo.ocppVersion; switch (ocppVersion) { case OCPPVersion.VERSION_16: this.ocppIncomingRequestService = OCPP16IncomingRequestService.getInstance(); this.ocppRequestService = OCPP16RequestService.getInstance( - OCPP16ResponseService.getInstance() + OCPP16ResponseService.getInstance(), ); break; case OCPPVersion.VERSION_20: @@ -1341,7 +1273,7 @@ export class ChargingStation { this.ocppIncomingRequestService = OCPP20IncomingRequestService.getInstance(); this.ocppRequestService = OCPP20RequestService.getInstance( - OCPP20ResponseService.getInstance() + OCPP20ResponseService.getInstance(), ); break; default: @@ -1351,166 +1283,102 @@ export class ChargingStation { } private initializeOcppConfiguration(): void { - if ( - !ChargingStationConfigurationUtils.getConfigurationKey( - this, - StandardParametersKey.HeartbeatInterval - ) - ) { - ChargingStationConfigurationUtils.addConfigurationKey( - this, - StandardParametersKey.HeartbeatInterval, - '0' - ); + if (!getConfigurationKey(this, StandardParametersKey.HeartbeatInterval)) { + addConfigurationKey(this, StandardParametersKey.HeartbeatInterval, '0'); } - if ( - !ChargingStationConfigurationUtils.getConfigurationKey( - this, - StandardParametersKey.HeartBeatInterval - ) - ) { - ChargingStationConfigurationUtils.addConfigurationKey( - this, - StandardParametersKey.HeartBeatInterval, - '0', - { visible: false } - ); + if (!getConfigurationKey(this, StandardParametersKey.HeartBeatInterval)) { + addConfigurationKey(this, StandardParametersKey.HeartBeatInterval, '0', { visible: false }); } if ( - this.getSupervisionUrlOcppConfiguration() && - Utils.isNotEmptyString(this.getSupervisionUrlOcppKey()) && - !ChargingStationConfigurationUtils.getConfigurationKey(this, this.getSupervisionUrlOcppKey()) + this.stationInfo?.supervisionUrlOcppConfiguration && + isNotEmptyString(this.stationInfo?.supervisionUrlOcppKey) && + !getConfigurationKey(this, this.stationInfo.supervisionUrlOcppKey!) ) { - ChargingStationConfigurationUtils.addConfigurationKey( + addConfigurationKey( this, - this.getSupervisionUrlOcppKey(), + this.stationInfo.supervisionUrlOcppKey!, this.configuredSupervisionUrl.href, - { reboot: true } + { reboot: true }, ); } else if ( - !this.getSupervisionUrlOcppConfiguration() && - Utils.isNotEmptyString(this.getSupervisionUrlOcppKey()) && - ChargingStationConfigurationUtils.getConfigurationKey(this, this.getSupervisionUrlOcppKey()) + !this.stationInfo?.supervisionUrlOcppConfiguration && + isNotEmptyString(this.stationInfo?.supervisionUrlOcppKey) && + getConfigurationKey(this, this.stationInfo.supervisionUrlOcppKey!) ) { - ChargingStationConfigurationUtils.deleteConfigurationKey( - this, - this.getSupervisionUrlOcppKey(), - { save: false } - ); + deleteConfigurationKey(this, this.stationInfo.supervisionUrlOcppKey!, { save: false }); } if ( - Utils.isNotEmptyString(this.stationInfo?.amperageLimitationOcppKey) && - !ChargingStationConfigurationUtils.getConfigurationKey( - this, - this.stationInfo.amperageLimitationOcppKey - ) + isNotEmptyString(this.stationInfo?.amperageLimitationOcppKey) && + !getConfigurationKey(this, this.stationInfo.amperageLimitationOcppKey!) ) { - ChargingStationConfigurationUtils.addConfigurationKey( + addConfigurationKey( this, - this.stationInfo.amperageLimitationOcppKey, + this.stationInfo.amperageLimitationOcppKey!, ( - this.stationInfo.maximumAmperage * - ChargingStationUtils.getAmperageLimitationUnitDivider(this.stationInfo) - ).toString() + this.stationInfo.maximumAmperage! * getAmperageLimitationUnitDivider(this.stationInfo) + ).toString(), ); } - if ( - !ChargingStationConfigurationUtils.getConfigurationKey( - this, - StandardParametersKey.SupportedFeatureProfiles - ) - ) { - ChargingStationConfigurationUtils.addConfigurationKey( + if (!getConfigurationKey(this, StandardParametersKey.SupportedFeatureProfiles)) { + addConfigurationKey( this, StandardParametersKey.SupportedFeatureProfiles, - `${SupportedFeatureProfiles.Core},${SupportedFeatureProfiles.FirmwareManagement},${SupportedFeatureProfiles.LocalAuthListManagement},${SupportedFeatureProfiles.SmartCharging},${SupportedFeatureProfiles.RemoteTrigger}` + `${SupportedFeatureProfiles.Core},${SupportedFeatureProfiles.FirmwareManagement},${SupportedFeatureProfiles.LocalAuthListManagement},${SupportedFeatureProfiles.SmartCharging},${SupportedFeatureProfiles.RemoteTrigger}`, ); } - ChargingStationConfigurationUtils.addConfigurationKey( + addConfigurationKey( this, StandardParametersKey.NumberOfConnectors, this.getNumberOfConnectors().toString(), { readonly: true }, - { overwrite: true } + { overwrite: true }, ); - if ( - !ChargingStationConfigurationUtils.getConfigurationKey( - this, - StandardParametersKey.MeterValuesSampledData - ) - ) { - ChargingStationConfigurationUtils.addConfigurationKey( + if (!getConfigurationKey(this, StandardParametersKey.MeterValuesSampledData)) { + addConfigurationKey( this, StandardParametersKey.MeterValuesSampledData, - MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER + MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER, ); } - if ( - !ChargingStationConfigurationUtils.getConfigurationKey( - this, - StandardParametersKey.ConnectorPhaseRotation - ) - ) { + if (!getConfigurationKey(this, StandardParametersKey.ConnectorPhaseRotation)) { const connectorsPhaseRotation: string[] = []; if (this.hasEvses) { for (const evseStatus of this.evses.values()) { for (const connectorId of evseStatus.connectors.keys()) { connectorsPhaseRotation.push( - ChargingStationUtils.getPhaseRotationValue(connectorId, this.getNumberOfPhases()) + getPhaseRotationValue(connectorId, this.getNumberOfPhases())!, ); } } } else { for (const connectorId of this.connectors.keys()) { connectorsPhaseRotation.push( - ChargingStationUtils.getPhaseRotationValue(connectorId, this.getNumberOfPhases()) + getPhaseRotationValue(connectorId, this.getNumberOfPhases())!, ); } } - ChargingStationConfigurationUtils.addConfigurationKey( + addConfigurationKey( this, StandardParametersKey.ConnectorPhaseRotation, - connectorsPhaseRotation.toString() + connectorsPhaseRotation.toString(), ); } - if ( - !ChargingStationConfigurationUtils.getConfigurationKey( - this, - StandardParametersKey.AuthorizeRemoteTxRequests - ) - ) { - ChargingStationConfigurationUtils.addConfigurationKey( - this, - StandardParametersKey.AuthorizeRemoteTxRequests, - 'true' - ); + if (!getConfigurationKey(this, StandardParametersKey.AuthorizeRemoteTxRequests)) { + addConfigurationKey(this, StandardParametersKey.AuthorizeRemoteTxRequests, 'true'); } if ( - !ChargingStationConfigurationUtils.getConfigurationKey( - this, - StandardParametersKey.LocalAuthListEnabled - ) && - ChargingStationConfigurationUtils.getConfigurationKey( - this, - StandardParametersKey.SupportedFeatureProfiles - )?.value?.includes(SupportedFeatureProfiles.LocalAuthListManagement) - ) { - ChargingStationConfigurationUtils.addConfigurationKey( - this, - StandardParametersKey.LocalAuthListEnabled, - 'false' - ); - } - if ( - !ChargingStationConfigurationUtils.getConfigurationKey( - this, - StandardParametersKey.ConnectionTimeOut + !getConfigurationKey(this, StandardParametersKey.LocalAuthListEnabled) && + getConfigurationKey(this, StandardParametersKey.SupportedFeatureProfiles)?.value?.includes( + SupportedFeatureProfiles.LocalAuthListManagement, ) ) { - ChargingStationConfigurationUtils.addConfigurationKey( + addConfigurationKey(this, StandardParametersKey.LocalAuthListEnabled, 'false'); + } + if (!getConfigurationKey(this, StandardParametersKey.ConnectionTimeOut)) { + addConfigurationKey( this, StandardParametersKey.ConnectionTimeOut, - Constants.DEFAULT_CONNECTION_TIMEOUT.toString() + Constants.DEFAULT_CONNECTION_TIMEOUT.toString(), ); } this.saveOcppConfiguration(); @@ -1519,19 +1387,19 @@ export class ChargingStation { private initializeConnectorsOrEvsesFromFile(configuration: ChargingStationConfiguration): void { if (configuration?.connectorsStatus && !configuration?.evsesStatus) { for (const [connectorId, connectorStatus] of configuration.connectorsStatus.entries()) { - this.connectors.set(connectorId, Utils.cloneObject(connectorStatus)); + this.connectors.set(connectorId, cloneObject(connectorStatus)); } } else if (configuration?.evsesStatus && !configuration?.connectorsStatus) { for (const [evseId, evseStatusConfiguration] of configuration.evsesStatus.entries()) { - const evseStatus = Utils.cloneObject(evseStatusConfiguration); + const evseStatus = cloneObject(evseStatusConfiguration); delete evseStatus.connectorsStatus; this.evses.set(evseId, { ...(evseStatus as EvseStatus), connectors: new Map( - evseStatusConfiguration.connectorsStatus.map((connectorStatus, connectorId) => [ + evseStatusConfiguration.connectorsStatus!.map((connectorStatus, connectorId) => [ connectorId, connectorStatus, - ]) + ]), ), }); } @@ -1568,24 +1436,19 @@ export class ChargingStation { logger.error(`${this.logPrefix()} ${errorMsg}`); throw new BaseError(errorMsg); } - if (!stationTemplate?.Connectors[0]) { + if (!stationTemplate?.Connectors?.[0]) { logger.warn( `${this.logPrefix()} Charging station information from template ${ this.templateFile - } with no connector id 0 configuration` + } with no connector id 0 configuration`, ); } if (stationTemplate?.Connectors) { const { configuredMaxConnectors, templateMaxConnectors, templateMaxAvailableConnectors } = - ChargingStationUtils.checkConnectorsConfiguration( - stationTemplate, - this.logPrefix(), - this.templateFile - ); - const connectorsConfigHash = crypto - .createHash(Constants.DEFAULT_HASH_ALGORITHM) + checkConnectorsConfiguration(stationTemplate, this.logPrefix(), this.templateFile); + const connectorsConfigHash = createHash(Constants.DEFAULT_HASH_ALGORITHM) .update( - `${JSON.stringify(stationTemplate?.Connectors)}${configuredMaxConnectors.toString()}` + `${JSON.stringify(stationTemplate?.Connectors)}${configuredMaxConnectors.toString()}`, ) .digest('hex'); const connectorsConfigChanged = @@ -1597,31 +1460,31 @@ export class ChargingStation { for (let connectorId = 0; connectorId <= configuredMaxConnectors; connectorId++) { if ( connectorId === 0 && - (!stationTemplate?.Connectors[connectorId] || + (!stationTemplate?.Connectors?.[connectorId] || this.getUseConnectorId0(stationTemplate) === false) ) { continue; } const templateConnectorId = connectorId > 0 && stationTemplate?.randomConnectors - ? Utils.getRandomInteger(templateMaxAvailableConnectors, 1) + ? getRandomInteger(templateMaxAvailableConnectors, 1) : connectorId; const connectorStatus = stationTemplate?.Connectors[templateConnectorId]; - ChargingStationUtils.checkStationInfoConnectorStatus( + checkStationInfoConnectorStatus( templateConnectorId, connectorStatus, this.logPrefix(), - this.templateFile + this.templateFile, ); - this.connectors.set(connectorId, Utils.cloneObject(connectorStatus)); + this.connectors.set(connectorId, cloneObject(connectorStatus)); } - ChargingStationUtils.initializeConnectorsMapStatus(this.connectors, this.logPrefix()); + initializeConnectorsMapStatus(this.connectors, this.logPrefix()); this.saveConnectorsStatus(); } else { logger.warn( `${this.logPrefix()} Charging station information from template ${ this.templateFile - } with no connectors configuration defined, cannot create connectors` + } with no connectors configuration defined, cannot create connectors`, ); } } @@ -1629,7 +1492,7 @@ export class ChargingStation { logger.warn( `${this.logPrefix()} Charging station information from template ${ this.templateFile - } with no connectors configuration defined, using already defined connectors` + } with no connectors configuration defined, using already defined connectors`, ); } } @@ -1640,23 +1503,29 @@ export class ChargingStation { logger.error(`${this.logPrefix()} ${errorMsg}`); throw new BaseError(errorMsg); } - if (!stationTemplate?.Evses[0]) { + if (!stationTemplate?.Evses?.[0]) { + logger.warn( + `${this.logPrefix()} Charging station information from template ${ + this.templateFile + } with no evse id 0 configuration`, + ); + } + if (!stationTemplate?.Evses?.[0]?.Connectors?.[0]) { logger.warn( `${this.logPrefix()} Charging station information from template ${ this.templateFile - } with no evse id 0 configuration` + } with evse id 0 with no connector id 0 configuration`, ); } - if (!stationTemplate?.Evses[0]?.Connectors[0]) { + if (Object.keys(stationTemplate?.Evses?.[0]?.Connectors as object).length > 1) { logger.warn( `${this.logPrefix()} Charging station information from template ${ this.templateFile - } with evse id 0 with no connector id 0 configuration` + } with evse id 0 with more than one connector configuration, only connector id 0 configuration will be used`, ); } if (stationTemplate?.Evses) { - const evsesConfigHash = crypto - .createHash(Constants.DEFAULT_HASH_ALGORITHM) + const evsesConfigHash = createHash(Constants.DEFAULT_HASH_ALGORITHM) .update(JSON.stringify(stationTemplate?.Evses)) .digest('hex'); const evsesConfigChanged = @@ -1664,29 +1533,26 @@ export class ChargingStation { if (this.evses?.size === 0 || evsesConfigChanged) { evsesConfigChanged && this.evses.clear(); this.evsesConfigurationHash = evsesConfigHash; - const templateMaxEvses = ChargingStationUtils.getMaxNumberOfEvses(stationTemplate?.Evses); + const templateMaxEvses = getMaxNumberOfEvses(stationTemplate?.Evses); if (templateMaxEvses > 0) { - for (const evse in stationTemplate.Evses) { - const evseId = Utils.convertToInt(evse); + for (const evseKey in stationTemplate.Evses) { + const evseId = convertToInt(evseKey); this.evses.set(evseId, { - connectors: ChargingStationUtils.buildConnectorsMap( - stationTemplate?.Evses[evse]?.Connectors, + connectors: buildConnectorsMap( + stationTemplate?.Evses[evseKey]?.Connectors, this.logPrefix(), - this.templateFile + this.templateFile, ), availability: AvailabilityType.Operative, }); - ChargingStationUtils.initializeConnectorsMapStatus( - this.evses.get(evseId)?.connectors, - this.logPrefix() - ); + initializeConnectorsMapStatus(this.evses.get(evseId)!.connectors, this.logPrefix()); } this.saveEvsesStatus(); } else { logger.warn( `${this.logPrefix()} Charging station information from template ${ this.templateFile - } with no evses configuration defined, cannot create evses` + } with no evses configuration defined, cannot create evses`, ); } } @@ -1694,35 +1560,35 @@ export class ChargingStation { logger.warn( `${this.logPrefix()} Charging station information from template ${ this.templateFile - } with no evses configuration defined, using already defined evses` + } with no evses configuration defined, using already defined evses`, ); } } private getConfigurationFromFile(): ChargingStationConfiguration | undefined { let configuration: ChargingStationConfiguration | undefined; - if (Utils.isNotEmptyString(this.configurationFile) && fs.existsSync(this.configurationFile)) { + if (isNotEmptyString(this.configurationFile) && existsSync(this.configurationFile)) { try { if (this.sharedLRUCache.hasChargingStationConfiguration(this.configurationFileHash)) { configuration = this.sharedLRUCache.getChargingStationConfiguration( - this.configurationFileHash + this.configurationFileHash, ); } else { const measureId = `${FileType.ChargingStationConfiguration} read`; const beginId = PerformanceStatistics.beginMeasure(measureId); configuration = JSON.parse( - fs.readFileSync(this.configurationFile, 'utf8') + readFileSync(this.configurationFile, 'utf8'), ) as ChargingStationConfiguration; PerformanceStatistics.endMeasure(measureId, beginId); this.sharedLRUCache.setChargingStationConfiguration(configuration); - this.configurationFileHash = configuration.configurationHash; + this.configurationFileHash = configuration.configurationHash!; } } catch (error) { handleFileException( this.configurationFile, FileType.ChargingStationConfiguration, error as NodeJS.ErrnoException, - this.logPrefix() + this.logPrefix(), ); } } @@ -1730,7 +1596,7 @@ export class ChargingStation { } private saveAutomaticTransactionGeneratorConfiguration(): void { - if (this.getAutomaticTransactionGeneratorPersistentConfiguration()) { + if (this.stationInfo?.automaticTransactionGeneratorPersistentConfiguration === true) { this.saveConfiguration(); } } @@ -1744,29 +1610,33 @@ export class ChargingStation { } private saveConfiguration(): void { - if (Utils.isNotEmptyString(this.configurationFile)) { + if (isNotEmptyString(this.configurationFile)) { try { - if (!fs.existsSync(path.dirname(this.configurationFile))) { - fs.mkdirSync(path.dirname(this.configurationFile), { recursive: true }); + if (!existsSync(dirname(this.configurationFile))) { + mkdirSync(dirname(this.configurationFile), { recursive: true }); } - let configurationData: ChargingStationConfiguration = - Utils.cloneObject(this.getConfigurationFromFile()) ?? {}; - if (this.getStationInfoPersistentConfiguration() && this.stationInfo) { + let configurationData: ChargingStationConfiguration = this.getConfigurationFromFile() + ? cloneObject(this.getConfigurationFromFile()!) + : {}; + if (this.stationInfo?.stationInfoPersistentConfiguration === true && this.stationInfo) { configurationData.stationInfo = this.stationInfo; } else { delete configurationData.stationInfo; } - if (this.getOcppPersistentConfiguration() && this.ocppConfiguration?.configurationKey) { + if ( + this.stationInfo?.ocppPersistentConfiguration === true && + this.ocppConfiguration?.configurationKey + ) { configurationData.configurationKey = this.ocppConfiguration.configurationKey; } else { delete configurationData.configurationKey; } configurationData = merge( configurationData, - buildChargingStationAutomaticTransactionGeneratorConfiguration(this) + buildChargingStationAutomaticTransactionGeneratorConfiguration(this), ); if ( - !this.getAutomaticTransactionGeneratorPersistentConfiguration() || + !this.stationInfo?.automaticTransactionGeneratorPersistentConfiguration || !this.getAutomaticTransactionGeneratorConfiguration() ) { delete configurationData.automaticTransactionGenerator; @@ -1782,46 +1652,46 @@ export class ChargingStation { delete configurationData.evsesStatus; } delete configurationData.configurationHash; - const configurationHash = crypto - .createHash(Constants.DEFAULT_HASH_ALGORITHM) + const configurationHash = createHash(Constants.DEFAULT_HASH_ALGORITHM) .update( JSON.stringify({ stationInfo: configurationData.stationInfo, configurationKey: configurationData.configurationKey, automaticTransactionGenerator: configurationData.automaticTransactionGenerator, - } as ChargingStationConfiguration) + ...(this.connectors.size > 0 && { + connectorsStatus: configurationData.connectorsStatus, + }), + ...(this.evses.size > 0 && { evsesStatus: configurationData.evsesStatus }), + } as ChargingStationConfiguration), ) .digest('hex'); if (this.configurationFileHash !== configurationHash) { - AsyncLock.acquire(AsyncLockType.configuration) - .then(() => { - configurationData.configurationHash = configurationHash; - const measureId = `${FileType.ChargingStationConfiguration} write`; - const beginId = PerformanceStatistics.beginMeasure(measureId); - const fileDescriptor = fs.openSync(this.configurationFile, 'w'); - fs.writeFileSync(fileDescriptor, JSON.stringify(configurationData, null, 2), 'utf8'); - fs.closeSync(fileDescriptor); - PerformanceStatistics.endMeasure(measureId, beginId); - this.sharedLRUCache.deleteChargingStationConfiguration(this.configurationFileHash); - this.sharedLRUCache.setChargingStationConfiguration(configurationData); - this.configurationFileHash = configurationHash; - }) - .catch((error) => { - handleFileException( - this.configurationFile, - FileType.ChargingStationConfiguration, - error as NodeJS.ErrnoException, - this.logPrefix() - ); - }) - .finally(() => { - AsyncLock.release(AsyncLockType.configuration).catch(Constants.EMPTY_FUNCTION); - }); + AsyncLock.runExclusive(AsyncLockType.configuration, () => { + configurationData.configurationHash = configurationHash; + const measureId = `${FileType.ChargingStationConfiguration} write`; + const beginId = PerformanceStatistics.beginMeasure(measureId); + writeFileSync( + this.configurationFile, + JSON.stringify(configurationData, undefined, 2), + 'utf8', + ); + PerformanceStatistics.endMeasure(measureId, beginId); + this.sharedLRUCache.deleteChargingStationConfiguration(this.configurationFileHash); + this.sharedLRUCache.setChargingStationConfiguration(configurationData); + this.configurationFileHash = configurationHash; + }).catch((error) => { + handleFileException( + this.configurationFile, + FileType.ChargingStationConfiguration, + error as NodeJS.ErrnoException, + this.logPrefix(), + ); + }); } else { logger.debug( `${this.logPrefix()} Not saving unchanged charging station configuration file ${ this.configurationFile - }` + }`, ); } } catch (error) { @@ -1829,12 +1699,12 @@ export class ChargingStation { this.configurationFile, FileType.ChargingStationConfiguration, error as NodeJS.ErrnoException, - this.logPrefix() + this.logPrefix(), ); } } else { logger.error( - `${this.logPrefix()} Trying to save charging station configuration to undefined configuration file` + `${this.logPrefix()} Trying to save charging station configuration to undefined configuration file`, ); } } @@ -1845,7 +1715,7 @@ export class ChargingStation { private getOcppConfigurationFromFile(): ChargingStationOcppConfiguration | undefined { const configurationKey = this.getConfigurationFromFile()?.configurationKey; - if (this.getOcppPersistentConfiguration() === true && configurationKey) { + if (this.stationInfo?.ocppPersistentConfiguration === true && configurationKey) { return { configurationKey }; } return undefined; @@ -1863,7 +1733,7 @@ export class ChargingStation { private async onOpen(): Promise { if (this.isWebSocketConnectionOpened() === true) { logger.info( - `${this.logPrefix()} Connection to OCPP server through ${this.wsConnectionUrl.toString()} succeeded` + `${this.logPrefix()} Connection to OCPP server through ${this.wsConnectionUrl.toString()} succeeded`, ); if (this.isRegistered() === false) { // Send BootNotification @@ -1876,34 +1746,37 @@ export class ChargingStation { skipBufferingOnError: true, }); if (this.isRegistered() === false) { - this.getRegistrationMaxRetries() !== -1 && ++registrationRetryCount; - await Utils.sleep( + this.stationInfo?.registrationMaxRetries !== -1 && ++registrationRetryCount; + await sleep( this?.bootNotificationResponse?.interval - ? this.bootNotificationResponse.interval * 1000 - : Constants.DEFAULT_BOOT_NOTIFICATION_INTERVAL + ? secondsToMilliseconds(this.bootNotificationResponse.interval) + : Constants.DEFAULT_BOOT_NOTIFICATION_INTERVAL, ); } } while ( this.isRegistered() === false && - (registrationRetryCount <= this.getRegistrationMaxRetries() || - this.getRegistrationMaxRetries() === -1) + (registrationRetryCount <= this.stationInfo.registrationMaxRetries! || + this.stationInfo?.registrationMaxRetries) === -1 ); } if (this.isRegistered() === true) { + this.emit(ChargingStationEvents.registered); if (this.inAcceptedState() === true) { + this.emit(ChargingStationEvents.accepted); await this.startMessageSequence(); } } else { logger.error( - `${this.logPrefix()} Registration failure: max retries reached (${this.getRegistrationMaxRetries()}) or retry disabled (${this.getRegistrationMaxRetries()})` + `${this.logPrefix()} Registration failure: max retries reached or retry disabled (${this + .stationInfo?.registrationMaxRetries})`, ); } this.wsConnectionRestarted = false; this.autoReconnectRetryCount = 0; - parentPort?.postMessage(buildUpdatedMessage(this)); + this.emit(ChargingStationEvents.updated); } else { logger.warn( - `${this.logPrefix()} Connection to OCPP server through ${this.wsConnectionUrl.toString()} failed` + `${this.logPrefix()} Connection to OCPP server through ${this.wsConnectionUrl.toString()} failed`, ); } } @@ -1914,23 +1787,23 @@ export class ChargingStation { case WebSocketCloseEventStatusCode.CLOSE_NORMAL: case WebSocketCloseEventStatusCode.CLOSE_NO_STATUS: logger.info( - `${this.logPrefix()} WebSocket normally closed with status '${Utils.getWebSocketCloseEventStatusString( - code - )}' and reason '${reason.toString()}'` + `${this.logPrefix()} WebSocket normally closed with status '${getWebSocketCloseEventStatusString( + code, + )}' and reason '${reason.toString()}'`, ); this.autoReconnectRetryCount = 0; break; // Abnormal close default: logger.error( - `${this.logPrefix()} WebSocket abnormally closed with status '${Utils.getWebSocketCloseEventStatusString( - code - )}' and reason '${reason.toString()}'` + `${this.logPrefix()} WebSocket abnormally closed with status '${getWebSocketCloseEventStatusString( + code, + )}' and reason '${reason.toString()}'`, ); this.started === true && (await this.reconnect()); break; } - parentPort?.postMessage(buildUpdatedMessage(this)); + this.emit(ChargingStationEvents.updated); } private getCachedRequest(messageType: MessageType, messageId: string): CachedRequest | undefined { @@ -1941,29 +1814,29 @@ export class ChargingStation { throw new OCPPError( ErrorType.PROTOCOL_ERROR, `Cached request for message id ${messageId} ${OCPPServiceUtils.getMessageTypeString( - messageType + messageType, )} is not an array`, undefined, - cachedRequest as JsonType + cachedRequest as JsonType, ); } private async handleIncomingMessage(request: IncomingRequest): Promise { const [messageType, messageId, commandName, commandPayload] = request; - if (this.getEnableStatistics() === true) { + if (this.stationInfo.enableStatistics === true) { this.performanceStatistics?.addRequestStatistic(commandName, messageType); } logger.debug( `${this.logPrefix()} << Command '${commandName}' received request payload: ${JSON.stringify( - request - )}` + request, + )}`, ); // Process the message await this.ocppIncomingRequestService.incomingRequestHandler( this, messageId, commandName, - commandPayload + commandPayload, ); } @@ -1975,18 +1848,18 @@ export class ChargingStation { ErrorType.INTERNAL_ERROR, `Response for unknown message id ${messageId}`, undefined, - commandPayload + commandPayload, ); } // Respond const [responseCallback, , requestCommandName, requestPayload] = this.getCachedRequest( messageType, - messageId - ); + messageId, + )!; logger.debug( `${this.logPrefix()} << Command '${ requestCommandName ?? Constants.UNKNOWN_COMMAND - }' received response payload: ${JSON.stringify(response)}` + }' received response payload: ${JSON.stringify(response)}`, ); responseCallback(commandPayload, requestPayload); } @@ -1999,23 +1872,24 @@ export class ChargingStation { ErrorType.INTERNAL_ERROR, `Error response for unknown message id ${messageId}`, undefined, - { errorType, errorMessage, errorDetails } + { errorType, errorMessage, errorDetails }, ); } - const [, errorCallback, requestCommandName] = this.getCachedRequest(messageType, messageId); + const [, errorCallback, requestCommandName] = this.getCachedRequest(messageType, messageId)!; logger.debug( `${this.logPrefix()} << Command '${ requestCommandName ?? Constants.UNKNOWN_COMMAND - }' received error response payload: ${JSON.stringify(errorResponse)}` + }' received error response payload: ${JSON.stringify(errorResponse)}`, ); errorCallback(new OCPPError(errorType, errorMessage, requestCommandName, errorDetails)); } private async onMessage(data: RawData): Promise { - let request: IncomingRequest | Response | ErrorResponse; - let messageType: number; + let request: IncomingRequest | Response | ErrorResponse | undefined; + let messageType: number | undefined; let errorMsg: string; try { + // eslint-disable-next-line @typescript-eslint/no-base-to-string request = JSON.parse(data.toString()) as IncomingRequest | Response | ErrorResponse; if (Array.isArray(request) === true) { [messageType] = request; @@ -2040,17 +1914,22 @@ export class ChargingStation { logger.error(`${this.logPrefix()} ${errorMsg}`); throw new OCPPError(ErrorType.PROTOCOL_ERROR, errorMsg); } - parentPort?.postMessage(buildUpdatedMessage(this)); + this.emit(ChargingStationEvents.updated); } else { - throw new OCPPError(ErrorType.PROTOCOL_ERROR, 'Incoming message is not an array', null, { - request, - }); + throw new OCPPError( + ErrorType.PROTOCOL_ERROR, + 'Incoming message is not an array', + undefined, + { + request, + }, + ); } } catch (error) { - let commandName: IncomingRequestCommand; - let requestCommandName: RequestCommand | IncomingRequestCommand; + let commandName: IncomingRequestCommand | undefined; + let requestCommandName: RequestCommand | IncomingRequestCommand | undefined; let errorCallback: ErrorCallback; - const [, messageId] = request; + const [, messageId] = request!; switch (messageType) { case MessageType.CALL_MESSAGE: [, , commandName] = request as IncomingRequest; @@ -2060,7 +1939,7 @@ export class ChargingStation { case MessageType.CALL_RESULT_MESSAGE: case MessageType.CALL_ERROR_MESSAGE: if (this.requests.has(messageId) === true) { - [, errorCallback, requestCommandName] = this.getCachedRequest(messageType, messageId); + [, errorCallback, requestCommandName] = this.getCachedRequest(messageType, messageId)!; // Reject the deferred promise in case of error at response handling (rejecting an already fulfilled promise is a no-op) errorCallback(error as OCPPError, false); } else { @@ -2073,19 +1952,21 @@ export class ChargingStation { logger.warn( `${this.logPrefix()} Error thrown at incoming OCPP command '${ commandName ?? requestCommandName ?? Constants.UNKNOWN_COMMAND + // eslint-disable-next-line @typescript-eslint/no-base-to-string }' message '${data.toString()}' handling is not an OCPPError:`, - error + error, ); } logger.error( `${this.logPrefix()} Incoming OCPP command '${ commandName ?? requestCommandName ?? Constants.UNKNOWN_COMMAND + // eslint-disable-next-line @typescript-eslint/no-base-to-string }' message '${data.toString()}'${ messageType !== MessageType.CALL_MESSAGE ? ` matching cached request '${JSON.stringify(this.requests.get(messageId))}'` : '' } processing error:`, - error + error, ); } } @@ -2104,16 +1985,16 @@ export class ChargingStation { } private getEnergyActiveImportRegister(connectorStatus: ConnectorStatus, rounded = false): number { - if (this.getMeteringPerTransaction() === true) { + if (this.stationInfo?.meteringPerTransaction === true) { return ( (rounded === true - ? Math.round(connectorStatus?.transactionEnergyActiveImportRegisterValue) + ? Math.round(connectorStatus.transactionEnergyActiveImportRegisterValue!) : connectorStatus?.transactionEnergyActiveImportRegisterValue) ?? 0 ); } return ( (rounded === true - ? Math.round(connectorStatus?.energyActiveImportRegisterValue) + ? Math.round(connectorStatus.energyActiveImportRegisterValue!) : connectorStatus?.energyActiveImportRegisterValue) ?? 0 ); } @@ -2122,7 +2003,7 @@ export class ChargingStation { return stationTemplate?.useConnectorId0 ?? true; } - private async stopRunningTransactions(reason = StopTransactionReason.NONE): Promise { + private async stopRunningTransactions(reason?: StopTransactionReason): Promise { if (this.hasEvses) { for (const [evseId, evseStatus] of this.evses) { if (evseId === 0) { @@ -2145,36 +2026,15 @@ export class ChargingStation { // 0 for disabling private getConnectionTimeout(): number { - if ( - ChargingStationConfigurationUtils.getConfigurationKey( - this, - StandardParametersKey.ConnectionTimeOut - ) - ) { + if (getConfigurationKey(this, StandardParametersKey.ConnectionTimeOut)) { return ( - parseInt( - ChargingStationConfigurationUtils.getConfigurationKey( - this, - StandardParametersKey.ConnectionTimeOut - ).value - ) ?? Constants.DEFAULT_CONNECTION_TIMEOUT + parseInt(getConfigurationKey(this, StandardParametersKey.ConnectionTimeOut)!.value!) ?? + Constants.DEFAULT_CONNECTION_TIMEOUT ); } return Constants.DEFAULT_CONNECTION_TIMEOUT; } - // -1 for unlimited, 0 for disabling - private getAutoReconnectMaxRetries(): number | undefined { - return ( - this.stationInfo.autoReconnectMaxRetries ?? Configuration.getAutoReconnectMaxRetries() ?? -1 - ); - } - - // 0 for disabling - private getRegistrationMaxRetries(): number | undefined { - return this.stationInfo.registrationMaxRetries ?? -1; - } - private getPowerDivider(): number { let powerDivider = this.hasEvses ? this.getNumberOfEvses() : this.getNumberOfConnectors(); if (this.stationInfo?.powerSharedByConnectors) { @@ -2190,28 +2050,39 @@ export class ChargingStation { return ACElectricUtils.amperagePerPhaseFromPower( this.getNumberOfPhases(stationInfo), maximumPower / (this.hasEvses ? this.getNumberOfEvses() : this.getNumberOfConnectors()), - this.getVoltageOut(stationInfo) + this.getVoltageOut(stationInfo), ); case CurrentType.DC: return DCElectricUtils.amperage(maximumPower, this.getVoltageOut(stationInfo)); } } + private getMaximumPower(stationInfo?: ChargingStationInfo): number { + return (stationInfo ?? this.stationInfo).maximumPower!; + } + + private getCurrentOutType(stationInfo?: ChargingStationInfo): CurrentType { + return (stationInfo ?? this.stationInfo).currentOutType!; + } + + private getVoltageOut(stationInfo?: ChargingStationInfo): number { + const defaultVoltageOut = getDefaultVoltageOut( + this.getCurrentOutType(stationInfo), + this.logPrefix(), + this.templateFile, + ); + return (stationInfo ?? this.stationInfo).voltageOut ?? defaultVoltageOut; + } + private getAmperageLimitation(): number | undefined { if ( - Utils.isNotEmptyString(this.stationInfo?.amperageLimitationOcppKey) && - ChargingStationConfigurationUtils.getConfigurationKey( - this, - this.stationInfo.amperageLimitationOcppKey - ) + isNotEmptyString(this.stationInfo?.amperageLimitationOcppKey) && + getConfigurationKey(this, this.stationInfo.amperageLimitationOcppKey!) ) { return ( - Utils.convertToInt( - ChargingStationConfigurationUtils.getConfigurationKey( - this, - this.stationInfo.amperageLimitationOcppKey - )?.value - ) / ChargingStationUtils.getAmperageLimitationUnitDivider(this.stationInfo) + convertToInt( + getConfigurationKey(this, this.stationInfo.amperageLimitationOcppKey!)?.value, + ) / getAmperageLimitationUnitDivider(this.stationInfo) ); } } @@ -2234,16 +2105,12 @@ export class ChargingStation { for (const [evseId, evseStatus] of this.evses) { if (evseId > 0) { for (const [connectorId, connectorStatus] of evseStatus.connectors) { - const connectorBootStatus = ChargingStationUtils.getBootConnectorStatus( - this, - connectorId, - connectorStatus - ); + const connectorBootStatus = getBootConnectorStatus(this, connectorId, connectorStatus); await OCPPServiceUtils.sendAndSetConnectorStatus( this, connectorId, connectorBootStatus, - evseId + evseId, ); } } @@ -2251,10 +2118,10 @@ export class ChargingStation { } else { for (const connectorId of this.connectors.keys()) { if (connectorId > 0) { - const connectorBootStatus = ChargingStationUtils.getBootConnectorStatus( + const connectorBootStatus = getBootConnectorStatus( this, connectorId, - this.getConnectorStatus(connectorId) + this.getConnectorStatus(connectorId)!, ); await OCPPServiceUtils.sendAndSetConnectorStatus(this, connectorId, connectorBootStatus); } @@ -2271,24 +2138,25 @@ export class ChargingStation { } // Start the ATG - if (this.getAutomaticTransactionGeneratorConfiguration()?.enable === true) { + if (this.getAutomaticTransactionGeneratorConfiguration().enable === true) { this.startAutomaticTransactionGenerator(); } this.wsConnectionRestarted === true && this.flushMessageBuffer(); } private async stopMessageSequence( - reason: StopTransactionReason = StopTransactionReason.NONE + reason?: StopTransactionReason, + stopTransactions = this.stationInfo?.stopTransactionsOnStopped, ): Promise { // Stop WebSocket ping this.stopWebSocketPing(); // Stop heartbeat this.stopHeartbeat(); // Stop ongoing transactions + stopTransactions && (await this.stopRunningTransactions(reason)); + // Stop the ATG if (this.automaticTransactionGenerator?.started === true) { this.stopAutomaticTransactionGenerator(); - } else { - await this.stopRunningTransactions(reason); } if (this.hasEvses) { for (const [evseId, evseStatus] of this.evses) { @@ -2304,8 +2172,8 @@ export class ChargingStation { this, connectorId, ConnectorStatusEnum.Unavailable, - evseId - ) + evseId, + ), ); delete connectorStatus?.status; } @@ -2323,8 +2191,8 @@ export class ChargingStation { OCPPServiceUtils.buildStatusNotificationRequest( this, connectorId, - ConnectorStatusEnum.Unavailable - ) + ConnectorStatusEnum.Unavailable, + ), ); delete this.getConnectorStatus(connectorId)?.status; } @@ -2333,37 +2201,32 @@ export class ChargingStation { } private startWebSocketPing(): void { - const webSocketPingInterval: number = ChargingStationConfigurationUtils.getConfigurationKey( + const webSocketPingInterval: number = getConfigurationKey( this, - StandardParametersKey.WebSocketPingInterval + StandardParametersKey.WebSocketPingInterval, ) - ? Utils.convertToInt( - ChargingStationConfigurationUtils.getConfigurationKey( - this, - StandardParametersKey.WebSocketPingInterval - )?.value - ) + ? convertToInt(getConfigurationKey(this, StandardParametersKey.WebSocketPingInterval)?.value) : 0; if (webSocketPingInterval > 0 && !this.webSocketPingSetInterval) { this.webSocketPingSetInterval = setInterval(() => { if (this.isWebSocketConnectionOpened() === true) { this.wsConnection?.ping(); } - }, webSocketPingInterval * 1000); + }, secondsToMilliseconds(webSocketPingInterval)); logger.info( - `${this.logPrefix()} WebSocket ping started every ${Utils.formatDurationSeconds( - webSocketPingInterval - )}` + `${this.logPrefix()} WebSocket ping started every ${formatDurationSeconds( + webSocketPingInterval, + )}`, ); } else if (this.webSocketPingSetInterval) { logger.info( - `${this.logPrefix()} WebSocket ping already started every ${Utils.formatDurationSeconds( - webSocketPingInterval - )}` + `${this.logPrefix()} WebSocket ping already started every ${formatDurationSeconds( + webSocketPingInterval, + )}`, ); } else { logger.error( - `${this.logPrefix()} WebSocket ping interval set to ${webSocketPingInterval}, not starting the WebSocket ping` + `${this.logPrefix()} WebSocket ping interval set to ${webSocketPingInterval}, not starting the WebSocket ping`, ); } } @@ -2378,31 +2241,34 @@ export class ChargingStation { private getConfiguredSupervisionUrl(): URL { let configuredSupervisionUrl: string; const supervisionUrls = this.stationInfo?.supervisionUrls ?? Configuration.getSupervisionUrls(); - if (Utils.isNotEmptyArray(supervisionUrls)) { + if (isNotEmptyArray(supervisionUrls)) { let configuredSupervisionUrlIndex: number; switch (Configuration.getSupervisionUrlDistribution()) { case SupervisionUrlDistribution.RANDOM: - configuredSupervisionUrlIndex = Math.floor(Utils.secureRandom() * supervisionUrls.length); + configuredSupervisionUrlIndex = Math.floor( + secureRandom() * (supervisionUrls as string[]).length, + ); break; case SupervisionUrlDistribution.ROUND_ROBIN: case SupervisionUrlDistribution.CHARGING_STATION_AFFINITY: default: Object.values(SupervisionUrlDistribution).includes( - Configuration.getSupervisionUrlDistribution() + Configuration.getSupervisionUrlDistribution()!, ) === false && logger.error( + // eslint-disable-next-line @typescript-eslint/no-base-to-string `${this.logPrefix()} Unknown supervision url distribution '${Configuration.getSupervisionUrlDistribution()}' from values '${SupervisionUrlDistribution.toString()}', defaulting to ${ SupervisionUrlDistribution.CHARGING_STATION_AFFINITY - }` + }`, ); - configuredSupervisionUrlIndex = (this.index - 1) % supervisionUrls.length; + configuredSupervisionUrlIndex = (this.index - 1) % (supervisionUrls as string[]).length; break; } - configuredSupervisionUrl = supervisionUrls[configuredSupervisionUrlIndex]; + configuredSupervisionUrl = (supervisionUrls as string[])[configuredSupervisionUrlIndex]; } else { configuredSupervisionUrl = supervisionUrls as string; } - if (Utils.isNotEmptyString(configuredSupervisionUrl)) { + if (isNotEmptyString(configuredSupervisionUrl)) { return new URL(configuredSupervisionUrl); } const errorMsg = 'No supervision url(s) configured'; @@ -2424,10 +2290,6 @@ export class ChargingStation { } } - private getReconnectExponentialDelay(): boolean { - return this.stationInfo?.reconnectExponentialDelay ?? false; - } - private async reconnect(): Promise { // Stop WebSocket ping this.stopWebSocketPing(); @@ -2438,41 +2300,41 @@ export class ChargingStation { this.stopAutomaticTransactionGenerator(); } if ( - this.autoReconnectRetryCount < this.getAutoReconnectMaxRetries() || - this.getAutoReconnectMaxRetries() === -1 + this.autoReconnectRetryCount < this.stationInfo.autoReconnectMaxRetries! || + this.stationInfo?.autoReconnectMaxRetries === -1 ) { ++this.autoReconnectRetryCount; - const reconnectDelay = this.getReconnectExponentialDelay() - ? Utils.exponentialDelay(this.autoReconnectRetryCount) - : this.getConnectionTimeout() * 1000; + const reconnectDelay = + this.stationInfo?.reconnectExponentialDelay === true + ? exponentialDelay(this.autoReconnectRetryCount) + : secondsToMilliseconds(this.getConnectionTimeout()); const reconnectDelayWithdraw = 1000; const reconnectTimeout = reconnectDelay && reconnectDelay - reconnectDelayWithdraw > 0 ? reconnectDelay - reconnectDelayWithdraw : 0; logger.error( - `${this.logPrefix()} WebSocket connection retry in ${Utils.roundTo( + `${this.logPrefix()} WebSocket connection retry in ${roundTo( reconnectDelay, - 2 - )}ms, timeout ${reconnectTimeout}ms` + 2, + )}ms, timeout ${reconnectTimeout}ms`, ); - await Utils.sleep(reconnectDelay); + await sleep(reconnectDelay); logger.error( - `${this.logPrefix()} WebSocket connection retry #${this.autoReconnectRetryCount.toString()}` + `${this.logPrefix()} WebSocket connection retry #${this.autoReconnectRetryCount.toString()}`, ); this.openWSConnection( { - ...(this.stationInfo?.wsOptions ?? {}), handshakeTimeout: reconnectTimeout, }, - { closeOpened: true } + { closeOpened: true }, ); this.wsConnectionRestarted = true; - } else if (this.getAutoReconnectMaxRetries() !== -1) { + } else if (this.stationInfo?.autoReconnectMaxRetries !== -1) { logger.error( `${this.logPrefix()} WebSocket connection retries failure: maximum retries reached (${ this.autoReconnectRetryCount - }) or retries disabled (${this.getAutoReconnectMaxRetries()})` + }) or retries disabled (${this.stationInfo?.autoReconnectMaxRetries})`, ); } }