X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fcharging-station%2FChargingStation.ts;h=bd3fb81283b079f66ceed55b380434666c331613;hb=b3b3f0eb5e187646c6502a9d36939e05c80b5939;hp=a966037dc2adaac169e025f9adc3d3511356c576;hpb=5edd8ba0f8978cfb3ca9d80f299d9748c6c5970e;p=e-mobility-charging-stations-simulator.git diff --git a/src/charging-station/ChargingStation.ts b/src/charging-station/ChargingStation.ts index a966037d..bd3fb812 100644 --- a/src/charging-station/ChargingStation.ts +++ b/src/charging-station/ChargingStation.ts @@ -1,31 +1,29 @@ // Partial Copyright Jerome Benoit. 2021-2023. All Rights Reserved. import { createHash } from 'node:crypto'; -import { - type FSWatcher, - closeSync, - existsSync, - mkdirSync, - openSync, - readFileSync, - writeFileSync, -} from 'node:fs'; +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 { type RawData, WebSocket } from 'ws'; import { AutomaticTransactionGenerator } from './AutomaticTransactionGenerator'; import { ChargingStationWorkerBroadcastChannel } from './broadcast-channel/ChargingStationWorkerBroadcastChannel'; -import { ChargingStationConfigurationUtils } from './ChargingStationConfigurationUtils'; +import { + addConfigurationKey, + deleteConfigurationKey, + getConfigurationKey, + setConfigurationKeyValue, +} from './ConfigurationKeyUtils'; import { buildConnectorsMap, + checkChargingStation, checkConnectorsConfiguration, checkStationInfoConnectorStatus, checkTemplate, - countReservableConnectors, createBootNotificationRequest, createSerialNumber, getAmperageLimitationUnitDivider, @@ -36,12 +34,16 @@ import { getHashId, getIdTagsFile, getMaxNumberOfEvses, + getNumberOfReservableConnectors, getPhaseRotationValue, + hasFeatureProfile, + hasReservationExpired, initializeConnectorsMapStatus, propagateSerialNumber, + removeExpiredReservations, stationTemplateToStationInfo, warnTemplateKeysDeprecation, -} from './ChargingStationUtils'; +} from './Helpers'; import { IdTagsCache } from './IdTagsCache'; import { OCPP16IncomingRequestService, @@ -97,7 +99,7 @@ import { RegistrationStatusEnumType, RequestCommand, type Reservation, - ReservationFilterKey, + type ReservationKey, ReservationTerminationReason, type Response, StandardParametersKey, @@ -142,10 +144,12 @@ import { isUndefined, logPrefix, logger, + min, + once, roundTo, secureRandom, sleep, - watchJsonFile, + // watchJsonFile, } from '../utils'; export class ChargingStation { @@ -157,12 +161,12 @@ export class ChargingStation { 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; @@ -172,6 +176,7 @@ export class ChargingStation { private configurationFileHash!: string; private connectorsConfigurationHash!: string; private evsesConfigurationHash!: string; + private automaticTransactionGeneratorConfiguration?: AutomaticTransactionGeneratorConfiguration; private ocppIncomingRequestService!: OCPPIncomingRequestService; private readonly messageBuffer: Set; private configuredSupervisionUrl!: URL; @@ -180,7 +185,7 @@ export class ChargingStation { 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; @@ -188,6 +193,7 @@ export class ChargingStation { this.started = false; this.starting = false; this.stopping = false; + this.wsConnection = null; this.wsConnectionRestarted = false; this.autoReconnectRetryCount = 0; this.index = index; @@ -212,16 +218,8 @@ export class ChargingStation { `${ this.getSupervisionUrlOcppConfiguration() && isNotEmptyString(this.getSupervisionUrlOcppKey()) && - isNotEmptyString( - ChargingStationConfigurationUtils.getConfigurationKey( - this, - this.getSupervisionUrlOcppKey(), - )?.value, - ) - ? ChargingStationConfigurationUtils.getConfigurationKey( - this, - this.getSupervisionUrlOcppKey(), - ).value + isNotEmptyString(getConfigurationKey(this, this.getSupervisionUrlOcppKey())?.value) + ? getConfigurationKey(this, this.getSupervisionUrlOcppKey())!.value : this.configuredSupervisionUrl.href }/${this.stationInfo.chargingStationId}`, ); @@ -232,29 +230,29 @@ export class ChargingStation { ` ${ (isNotEmptyString(this?.stationInfo?.chargingStationId) ? this?.stationInfo?.chargingStationId - : getChargingStationId(this.index, this.getTemplateFromFile())) ?? + : getChargingStationId(this.index, this.getTemplateFromFile()!)) ?? 'Error at building log prefix' } |`, ); }; public hasIdTags(): boolean { - return isNotEmptyArray(this.idTagsCache.getIdTags(getIdTagsFile(this.stationInfo))); + return isNotEmptyArray(this.idTagsCache.getIdTags(getIdTagsFile(this.stationInfo)!)); } public getEnableStatistics(): boolean { return this.stationInfo.enableStatistics ?? false; } - public getMustAuthorizeAtRemoteStart(): boolean { - return this.stationInfo.mustAuthorizeAtRemoteStart ?? true; + public getRemoteAuthorization(): boolean { + return this.stationInfo.remoteAuthorization ?? 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 !isUndefined(localStationInfo.numberOfPhases) ? localStationInfo.numberOfPhases : 3; + return !isUndefined(localStationInfo.numberOfPhases) ? localStationInfo.numberOfPhases! : 3; case CurrentType.DC: return 0; } @@ -351,7 +349,7 @@ export class ChargingStation { return this.stationInfo?.ocppStrictCompliance ?? true; } - public getVoltageOut(stationInfo?: ChargingStationInfo): number | undefined { + public getVoltageOut(stationInfo?: ChargingStationInfo): number { const defaultVoltageOut = getDefaultVoltageOut( this.getCurrentOutType(stationInfo), this.logPrefix(), @@ -361,36 +359,35 @@ export class ChargingStation { } public getMaximumPower(stationInfo?: ChargingStationInfo): number { - const localStationInfo = stationInfo ?? this.stationInfo; - return (localStationInfo['maxPower'] as number) ?? localStationInfo.maximumPower; + return (stationInfo ?? this.stationInfo).maximumPower!; } public getConnectorMaximumAvailablePower(connectorId: number): number { - let connectorAmperageLimitationPowerLimit: number; + let connectorAmperageLimitationPowerLimit: number | undefined; if ( !isNullOrUndefined(this.getAmperageLimitation()) && - this.getAmperageLimitation() < this.stationInfo?.maximumAmperage + this.getAmperageLimitation()! < this.stationInfo.maximumAmperage! ) { connectorAmperageLimitationPowerLimit = (this.getCurrentOutType() === CurrentType.AC ? ACElectricUtils.powerTotal( this.getNumberOfPhases(), this.getVoltageOut(), - this.getAmperageLimitation() * + this.getAmperageLimitation()! * (this.hasEvses ? this.getNumberOfEvses() : this.getNumberOfConnectors()), ) - : DCElectricUtils.power(this.getVoltageOut(), this.getAmperageLimitation())) / + : DCElectricUtils.power(this.getVoltageOut(), this.getAmperageLimitation()!)) / this.powerDivider; } const connectorMaximumPower = this.getMaximumPower() / this.powerDivider; const connectorChargingProfilesPowerLimit = getChargingStationConnectorChargingProfilesPowerLimit(this, connectorId); - return Math.min( + return min( isNaN(connectorMaximumPower) ? Infinity : connectorMaximumPower, - isNaN(connectorAmperageLimitationPowerLimit) + isNaN(connectorAmperageLimitationPowerLimit!) ? Infinity - : connectorAmperageLimitationPowerLimit, - isNaN(connectorChargingProfilesPowerLimit) ? Infinity : connectorChargingProfilesPowerLimit, + : connectorAmperageLimitationPowerLimit!, + isNaN(connectorChargingProfilesPowerLimit!) ? Infinity : connectorChargingProfilesPowerLimit!, ); } @@ -413,7 +410,7 @@ 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) { @@ -421,18 +418,18 @@ 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; + return numberOfRunningTransactions; } public getOutOfOrderEndMeterValues(): boolean { @@ -486,17 +483,17 @@ export class ChargingStation { rounded = false, ): number { return this.getEnergyActiveImportRegister( - this.getConnectorStatus(this.getConnectorIdByTransactionId(transactionId)), + 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, ); @@ -504,7 +501,7 @@ export class ChargingStation { } public getLocalAuthListEnabled(): boolean { - const localAuthListEnabled = ChargingStationConfigurationUtils.getConfigurationKey( + const localAuthListEnabled = getConfigurationKey( this, StandardParametersKey.LocalAuthListEnabled, ); @@ -512,19 +509,13 @@ export class ChargingStation { } public getHeartbeatInterval(): number { - const HeartbeatInterval = ChargingStationConfigurationUtils.getConfigurationKey( - this, - StandardParametersKey.HeartbeatInterval, - ); + const HeartbeatInterval = getConfigurationKey(this, StandardParametersKey.HeartbeatInterval); if (HeartbeatInterval) { - return 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 convertToInt(HeartBeatInterval.value) * 1000; + return secondsToMilliseconds(convertToInt(HeartBeatInterval.value)); } this.stationInfo?.autoRegister === false && logger.warn( @@ -540,11 +531,7 @@ export class ChargingStation { this.getSupervisionUrlOcppConfiguration() && isNotEmptyString(this.getSupervisionUrlOcppKey()) ) { - ChargingStationConfigurationUtils.setConfigurationKeyValue( - this, - this.getSupervisionUrlOcppKey(), - url, - ); + setConfigurationKeyValue(this, this.getSupervisionUrlOcppKey(), url); } else { this.stationInfo.supervisionUrls = url; this.saveStationInfo(); @@ -577,8 +564,7 @@ export class ChargingStation { ); } else { logger.error( - `${this.logPrefix()} Heartbeat interval set to ${this.getHeartbeatInterval()}, - not starting the heartbeat`, + `${this.logPrefix()} Heartbeat interval set to ${this.getHeartbeatInterval()}, not starting the heartbeat`, ); } } @@ -600,21 +586,20 @@ export class ChargingStation { public startMeterValues(connectorId: number, interval: number): void { if (connectorId === 0) { logger.error( - `${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 ${connectorId} with no transaction started`, ); return; } else if ( @@ -622,18 +607,17 @@ export class ChargingStation { isNullOrUndefined(this.getConnectorStatus(connectorId)?.transactionId) ) { logger.error( - `${this.logPrefix()} Trying to start MeterValues on connector id ${connectorId} - with no transaction id`, + `${this.logPrefix()} Trying to start MeterValues on connector id ${connectorId} with no transaction id`, ); return; } if (interval > 0) { - this.getConnectorStatus(connectorId).transactionSetInterval = setInterval(() => { + this.getConnectorStatus(connectorId)!.transactionSetInterval = setInterval(() => { // FIXME: Implement OCPP version agnostic helpers const meterValue: MeterValue = OCPP16ServiceUtils.buildMeterValue( this, connectorId, - this.getConnectorStatus(connectorId).transactionId, + this.getConnectorStatus(connectorId)!.transactionId!, interval, ); this.ocppRequestService @@ -675,48 +659,60 @@ export class ChargingStation { if (this.getEnableStatistics() === true) { this.performanceStatistics?.start(); } - if (this.hasFeatureProfile(SupportedFeatureProfiles.Reservation)) { + if (hasFeatureProfile(this, SupportedFeatureProfiles.Reservation)) { this.startReservationExpirationSetInterval(); } this.openWSConnection(); // Monitor charging station template file - this.templateFileWatcher = watchJsonFile( - this.templateFile, - FileType.ChargingStationTemplate, - this.logPrefix(), - undefined, - (event, filename): void => { - if (isNotEmptyString(filename) && event === 'change') { - try { - logger.debug( - `${this.logPrefix()} ${FileType.ChargingStationTemplate} ${ - this.templateFile - } file have changed, reload`, - ); - this.sharedLRUCache.deleteChargingStationTemplate(this.templateFileHash); - // Initialize - this.initialize(); - this.idTagsCache.deleteIdTags(getIdTagsFile(this.stationInfo)); - // Restart the ATG - this.stopAutomaticTransactionGenerator(); - if (this.getAutomaticTransactionGeneratorConfiguration()?.enable === true) { - this.startAutomaticTransactionGenerator(); - } - if (this.getEnableStatistics() === true) { - this.performanceStatistics?.restart(); - } else { - this.performanceStatistics?.stop(); - } - // FIXME?: restart heartbeat and WebSocket ping when their interval values have changed - } catch (error) { - logger.error( - `${this.logPrefix()} ${FileType.ChargingStationTemplate} file monitoring error:`, - error, - ); - } - } - }, - ); + // FIXME: Disabled until the spurious configuration file change detection is identified + // this.templateFileWatcher = watchJsonFile( + // this.templateFile, + // FileType.ChargingStationTemplate, + // this.logPrefix(), + // undefined, + // (event, filename): void => { + // if (isNotEmptyString(filename) && event === 'change') { + // try { + // logger.debug( + // `${this.logPrefix()} ${FileType.ChargingStationTemplate} ${ + // this.templateFile + // } file have changed, reload`, + // ); + // this.sharedLRUCache.deleteChargingStationTemplate(this.templateFileHash); + // // Initialize + // this.initialize(); + // this.idTagsCache.deleteIdTags(getIdTagsFile(this.stationInfo)!); + // // Restart the ATG + // this.stopAutomaticTransactionGenerator() + // .then(() => { + // delete this.automaticTransactionGeneratorConfiguration; + // if (this.getAutomaticTransactionGeneratorConfiguration()?.enable === true) { + // this.startAutomaticTransactionGenerator(); + // } + // }) + // .catch((err) => + // logger.error( + // `${this.logPrefix()} failed to stop ATG at ${ + // FileType.ChargingStationTemplate + // } reload`, + // err, + // ), + // ); + // if (this.getEnableStatistics() === true) { + // this.performanceStatistics?.restart(); + // } else { + // this.performanceStatistics?.stop(); + // } + // // FIXME?: restart heartbeat and WebSocket ping when their interval values have changed + // } catch (error) { + // logger.error( + // `${this.logPrefix()} ${FileType.ChargingStationTemplate} file monitoring error:`, + // error, + // ); + // } + // } + // }, + // ); this.started = true; parentPort?.postMessage(buildStartedMessage(this)); this.starting = false; @@ -737,6 +733,9 @@ export class ChargingStation { if (this.getEnableStatistics() === true) { this.performanceStatistics?.stop(); } + if (hasFeatureProfile(this, SupportedFeatureProfiles.Reservation)) { + this.stopReservationExpirationSetInterval(); + } this.sharedLRUCache.deleteChargingStationConfiguration(this.configurationFileHash); this.templateFileWatcher?.close(); this.sharedLRUCache.deleteChargingStationTemplate(this.templateFileHash); @@ -755,7 +754,7 @@ export class ChargingStation { public async reset(reason?: StopTransactionReason): Promise { await this.stop(reason); - await sleep(this.stationInfo.resetTime); + await sleep(this.stationInfo.resetTime!); this.initialize(); this.start(); } @@ -766,31 +765,21 @@ export class ChargingStation { } } - public hasFeatureProfile(featureProfile: SupportedFeatureProfiles): boolean | undefined { - return ChargingStationConfigurationUtils.getConfigurationKey( - this, - StandardParametersKey.SupportedFeatureProfiles, - )?.value?.includes(featureProfile); - } - public bufferMessage(message: string): void { this.messageBuffer.add(message); } public openWSConnection( - options: WsOptions = this.stationInfo?.wsOptions ?? {}, - params: { closeOpened?: boolean; terminateOpened?: boolean } = { - closeOpened: false, - terminateOpened: false, - }, + options?: WsOptions, + params?: { closeOpened?: boolean; terminateOpened?: boolean }, ): void { - options = { handshakeTimeout: this.getConnectionTimeout() * 1000, ...options }; + options = { + handshakeTimeout: secondsToMilliseconds(this.getConnectionTimeout()), + ...this.stationInfo?.wsOptions, + ...options, + }; params = { ...{ closeOpened: false, terminateOpened: false }, ...params }; - if (this.started === false && this.starting === false) { - logger.warn( - `${this.logPrefix()} Cannot open OCPP connection to URL ${this.wsConnectionUrl.toString()} - on stopped charging station`, - ); + if (!checkChargingStation(this, this.logPrefix())) { return; } if ( @@ -808,8 +797,7 @@ export class ChargingStation { if (this.isWebSocketConnectionOpened() === true) { logger.warn( - `${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; } @@ -854,28 +842,29 @@ 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 automaticTransactionGeneratorConfigurationFromFile = + this.getConfigurationFromFile()?.automaticTransactionGenerator; + if ( + this.getAutomaticTransactionGeneratorPersistentConfiguration() && + automaticTransactionGeneratorConfigurationFromFile + ) { + automaticTransactionGeneratorConfiguration = + automaticTransactionGeneratorConfigurationFromFile; + } else { + automaticTransactionGeneratorConfiguration = + this.getTemplateFromFile()?.AutomaticTransactionGenerator; + } + this.automaticTransactionGeneratorConfiguration = { + ...Constants.DEFAULT_ATG_CONFIGURATION, + ...automaticTransactionGeneratorConfiguration, + }; } - return { - ...Constants.DEFAULT_ATG_CONFIGURATION, - ...automaticTransactionGeneratorConfiguration, - }; + return this.automaticTransactionGeneratorConfiguration!; } public getAutomaticTransactionGeneratorStatuses(): Status[] | undefined { @@ -885,7 +874,7 @@ export class ChargingStation { public startAutomaticTransactionGenerator(connectorIds?: number[]): void { this.automaticTransactionGenerator = AutomaticTransactionGenerator.getInstance(this); if (isNotEmptyArray(connectorIds)) { - for (const connectorId of connectorIds) { + for (const connectorId of connectorIds!) { this.automaticTransactionGenerator?.startConnector(connectorId); } } else { @@ -895,13 +884,13 @@ export class ChargingStation { parentPort?.postMessage(buildUpdatedMessage(this)); } - public stopAutomaticTransactionGenerator(connectorIds?: number[]): void { + public async stopAutomaticTransactionGenerator(connectorIds?: number[]): Promise { if (isNotEmptyArray(connectorIds)) { - for (const connectorId of connectorIds) { - this.automaticTransactionGenerator?.stopConnector(connectorId); + for (const connectorId of connectorIds!) { + await this.automaticTransactionGenerator?.stopConnector(connectorId); } } else { - this.automaticTransactionGenerator?.stop(); + await this.automaticTransactionGenerator?.stop(); } this.saveAutomaticTransactionGeneratorConfiguration(); parentPort?.postMessage(buildUpdatedMessage(this)); @@ -921,7 +910,7 @@ export class ChargingStation { const transactionEndMeterValue = OCPP16ServiceUtils.buildTransactionEndMeterValue( this, connectorId, - this.getEnergyActiveImportRegisterByTransactionId(transactionId), + this.getEnergyActiveImportRegisterByTransactionId(transactionId!), ); await this.ocppRequestService.requestHandler( this, @@ -938,45 +927,43 @@ export class ChargingStation { RequestCommand.STOP_TRANSACTION, { transactionId, - meterStop: this.getEnergyActiveImportRegisterByTransactionId(transactionId, true), + meterStop: this.getEnergyActiveImportRegisterByTransactionId(transactionId!, true), reason, }, ); } - public getReservationOnConnectorId0Enabled(): boolean { + public getReserveConnectorZeroSupported(): boolean { return convertToBoolean( - ChargingStationConfigurationUtils.getConfigurationKey( - this, - StandardParametersKey.ReserveConnectorZeroSupported, - ).value, + 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, + 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; @@ -987,18 +974,19 @@ export class ChargingStation { this, reservation.connectorId, ConnectorStatusEnum.Available, - null, + 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, + filterKey: ReservationKey, value: number | string, ): Reservation | undefined { if (this.hasEvses) { @@ -1018,103 +1006,83 @@ export class ChargingStation { } } - public doesReservationExists(reservation: Partial): [boolean, Reservation] { - const foundReservation = this.getReservationBy( - ReservationFilterKey.RESERVATION_ID, - reservation?.id, - ); - return 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, ): 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 + ); } - const userReservedAlready = isUndefined( - this.getReservationBy(ReservationFilterKey.ID_TAG, idTag), - ) - ? false - : true; - const notConnectorZero = isUndefined(connectorId) ? true : connectorId > 0; - const freeConnectorsAvailable = this.getNumberOfReservableConnectors() > 0; - return !alreadyExists && !userReservedAlready && 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); + } + } + + // 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 += countReservableConnectors(evseStatus.connectors); + numberOfReservableConnectors += getNumberOfReservableConnectors(evseStatus.connectors); } } else { - reservableConnectors = 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) { @@ -1122,7 +1090,7 @@ 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 ${OCPPServiceUtils.getMessageTypeString( messageType, @@ -1137,18 +1105,12 @@ export class ChargingStation { return this.stationInfo.supervisionUrlOcppConfiguration ?? false; } - private stopReservationExpirationSetInterval(): void { - if (this.reservationExpirationSetInterval) { - clearInterval(this.reservationExpirationSetInterval); - } - } - private getSupervisionUrlOcppKey(): string { return this.stationInfo.supervisionUrlOcppKey ?? VendorParametersKey.ConnectionUrl; } private getTemplateFromFile(): ChargingStationTemplate | undefined { - let template: ChargingStationTemplate; + let template: ChargingStationTemplate | undefined; try { if (this.sharedLRUCache.hasChargingStationTemplate(this.templateFileHash)) { template = this.sharedLRUCache.getChargingStationTemplate(this.templateFileHash); @@ -1175,9 +1137,10 @@ export class ChargingStation { } private getStationInfoFromTemplate(): ChargingStationInfo { - const stationTemplate: ChargingStationTemplate | undefined = this.getTemplateFromFile(); + const stationTemplate: ChargingStationTemplate = this.getTemplateFromFile()!; checkTemplate(stationTemplate, this.logPrefix(), this.templateFile); - warnTemplateKeysDeprecation(stationTemplate, this.logPrefix(), this.templateFile); + const warnTemplateKeysDeprecationOnce = once(warnTemplateKeysDeprecation, this); + warnTemplateKeysDeprecationOnce(stationTemplate, this.logPrefix(), this.templateFile); if (stationTemplate?.Connectors) { checkConnectorsConfiguration(stationTemplate, this.logPrefix(), this.templateFile); } @@ -1204,7 +1167,7 @@ export class ChargingStation { stationTemplate?.firmwareVersionPattern ?? Constants.SEMVER_PATTERN; if ( isNotEmptyString(stationInfo.firmwareVersion) && - new RegExp(stationInfo.firmwareVersionPattern).test(stationInfo.firmwareVersion) === false + new RegExp(stationInfo.firmwareVersionPattern).test(stationInfo.firmwareVersion!) === false ) { logger.warn( `${this.logPrefix()} Firmware version '${stationInfo.firmwareVersion}' in template file ${ @@ -1222,7 +1185,7 @@ export class ChargingStation { stationTemplate?.firmwareUpgrade ?? {}, ); stationInfo.resetTime = !isNullOrUndefined(stationTemplate?.resetTime) - ? stationTemplate.resetTime * 1000 + ? secondsToMilliseconds(stationTemplate.resetTime!) : Constants.CHARGING_STATION_DEFAULT_RESET_TIME; stationInfo.maximumAmperage = this.getMaximumAmperage(stationInfo); return stationInfo; @@ -1246,11 +1209,11 @@ export class ChargingStation { // 1. charging station info from template // 2. charging station info from configuration file if (stationInfoFromFile?.templateHash === stationInfoFromTemplate.templateHash) { - return stationInfoFromFile; + return stationInfoFromFile!; } stationInfoFromFile && propagateSerialNumber( - this.getTemplateFromFile(), + this.getTemplateFromFile()!, stationInfoFromFile, stationInfoFromTemplate, ); @@ -1276,14 +1239,13 @@ export class ChargingStation { } private handleUnsupportedVersion(version: OCPPVersion) { - const errorMsg = `Unsupported protocol version '${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(); + const stationTemplate = this.getTemplateFromFile()!; checkTemplate(stationTemplate, this.logPrefix(), this.templateFile); this.configurationFile = join( dirname(this.templateFile.replace('station-templates', 'configurations')), @@ -1292,6 +1254,7 @@ export class ChargingStation { const chargingStationConfiguration = this.getConfigurationFromFile(); if ( chargingStationConfiguration?.stationInfo?.templateHash === stationTemplate?.templateHash && + // eslint-disable-next-line @typescript-eslint/prefer-nullish-coalescing (chargingStationConfiguration?.connectorsStatus || chargingStationConfiguration?.evsesStatus) ) { this.initializeConnectorsOrEvsesFromFile(chargingStationConfiguration); @@ -1307,13 +1270,13 @@ export class ChargingStation { 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] = ( convertToInt(match[patchLevelIndex]) + - this.stationInfo.firmwareUpgrade?.versionUpgrade?.step + this.stationInfo.firmwareUpgrade!.versionUpgrade!.step! ).toString(); this.stationInfo.firmwareVersion = match?.join('.'); } @@ -1322,7 +1285,7 @@ export class ChargingStation { if (this.getEnableStatistics() === true) { this.performanceStatistics = PerformanceStatistics.getInstance( this.stationInfo.hashId, - this.stationInfo.chargingStationId, + this.stationInfo.chargingStationId!, this.configuredSupervisionUrl, ); } @@ -1335,7 +1298,7 @@ export class ChargingStation { if (this.stationInfo?.autoRegister === true) { this.bootNotificationResponse = { currentTime: new Date(), - interval: this.getHeartbeatInterval() / 1000, + interval: millisecondsToSeconds(this.getHeartbeatInterval()), status: RegistrationStatusEnumType.ACCEPTED, }; } @@ -1366,37 +1329,18 @@ 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() && isNotEmptyString(this.getSupervisionUrlOcppKey()) && - !ChargingStationConfigurationUtils.getConfigurationKey(this, this.getSupervisionUrlOcppKey()) + !getConfigurationKey(this, this.getSupervisionUrlOcppKey()) ) { - ChargingStationConfigurationUtils.addConfigurationKey( + addConfigurationKey( this, this.getSupervisionUrlOcppKey(), this.configuredSupervisionUrl.href, @@ -1405,123 +1349,79 @@ export class ChargingStation { } else if ( !this.getSupervisionUrlOcppConfiguration() && isNotEmptyString(this.getSupervisionUrlOcppKey()) && - ChargingStationConfigurationUtils.getConfigurationKey(this, this.getSupervisionUrlOcppKey()) + getConfigurationKey(this, this.getSupervisionUrlOcppKey()) ) { - ChargingStationConfigurationUtils.deleteConfigurationKey( - this, - this.getSupervisionUrlOcppKey(), - { save: false }, - ); + deleteConfigurationKey(this, this.getSupervisionUrlOcppKey(), { save: false }); } if ( isNotEmptyString(this.stationInfo?.amperageLimitationOcppKey) && - !ChargingStationConfigurationUtils.getConfigurationKey( - this, - this.stationInfo.amperageLimitationOcppKey, - ) + !getConfigurationKey(this, this.stationInfo.amperageLimitationOcppKey!) ) { - ChargingStationConfigurationUtils.addConfigurationKey( + addConfigurationKey( this, - this.stationInfo.amperageLimitationOcppKey, + this.stationInfo.amperageLimitationOcppKey!, ( - this.stationInfo.maximumAmperage * getAmperageLimitationUnitDivider(this.stationInfo) + 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}`, ); } - ChargingStationConfigurationUtils.addConfigurationKey( + addConfigurationKey( this, StandardParametersKey.NumberOfConnectors, this.getNumberOfConnectors().toString(), { readonly: 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, ); } - 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( - getPhaseRotationValue(connectorId, this.getNumberOfPhases()), + getPhaseRotationValue(connectorId, this.getNumberOfPhases())!, ); } } } else { for (const connectorId of this.connectors.keys()) { connectorsPhaseRotation.push( - getPhaseRotationValue(connectorId, this.getNumberOfPhases()), + getPhaseRotationValue(connectorId, this.getNumberOfPhases())!, ); } } - ChargingStationConfigurationUtils.addConfigurationKey( + addConfigurationKey( this, StandardParametersKey.ConnectorPhaseRotation, connectorsPhaseRotation.toString(), ); } - if ( - !ChargingStationConfigurationUtils.getConfigurationKey( - this, - StandardParametersKey.AuthorizeRemoteTxRequests, - ) - ) { - ChargingStationConfigurationUtils.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 (!getConfigurationKey(this, StandardParametersKey.AuthorizeRemoteTxRequests)) { + addConfigurationKey(this, StandardParametersKey.AuthorizeRemoteTxRequests, 'true'); } 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(), @@ -1542,7 +1442,7 @@ export class ChargingStation { this.evses.set(evseId, { ...(evseStatus as EvseStatus), connectors: new Map( - evseStatusConfiguration.connectorsStatus.map((connectorStatus, connectorId) => [ + evseStatusConfiguration.connectorsStatus!.map((connectorStatus, connectorId) => [ connectorId, connectorStatus, ]), @@ -1582,7 +1482,7 @@ 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 ${ this.templateFile @@ -1606,7 +1506,7 @@ export class ChargingStation { for (let connectorId = 0; connectorId <= configuredMaxConnectors; connectorId++) { if ( connectorId === 0 && - (!stationTemplate?.Connectors[connectorId] || + (!stationTemplate?.Connectors?.[connectorId] || this.getUseConnectorId0(stationTemplate) === false) ) { continue; @@ -1649,20 +1549,27 @@ export class ChargingStation { logger.error(`${this.logPrefix()} ${errorMsg}`); throw new BaseError(errorMsg); } - if (!stationTemplate?.Evses[0]) { + if (!stationTemplate?.Evses?.[0]) { logger.warn( `${this.logPrefix()} Charging station information from template ${ this.templateFile } with no evse id 0 configuration`, ); } - if (!stationTemplate?.Evses[0]?.Connectors[0]) { + if (!stationTemplate?.Evses?.[0]?.Connectors?.[0]) { logger.warn( `${this.logPrefix()} Charging station information from template ${ this.templateFile } with evse id 0 with no connector id 0 configuration`, ); } + if (Object.keys(stationTemplate?.Evses?.[0]?.Connectors as object).length > 1) { + logger.warn( + `${this.logPrefix()} Charging station information from template ${ + this.templateFile + } with evse id 0 with more than one connector configuration, only connector id 0 configuration will be used`, + ); + } if (stationTemplate?.Evses) { const evsesConfigHash = createHash(Constants.DEFAULT_HASH_ALGORITHM) .update(JSON.stringify(stationTemplate?.Evses)) @@ -1674,17 +1581,17 @@ export class ChargingStation { this.evsesConfigurationHash = evsesConfigHash; const templateMaxEvses = getMaxNumberOfEvses(stationTemplate?.Evses); if (templateMaxEvses > 0) { - for (const evse in stationTemplate.Evses) { - const evseId = convertToInt(evse); + for (const evseKey in stationTemplate.Evses) { + const evseId = convertToInt(evseKey); this.evses.set(evseId, { connectors: buildConnectorsMap( - stationTemplate?.Evses[evse]?.Connectors, + stationTemplate?.Evses[evseKey]?.Connectors, this.logPrefix(), this.templateFile, ), availability: AvailabilityType.Operative, }); - initializeConnectorsMapStatus(this.evses.get(evseId)?.connectors, this.logPrefix()); + initializeConnectorsMapStatus(this.evses.get(evseId)!.connectors, this.logPrefix()); } this.saveEvsesStatus(); } else { @@ -1720,7 +1627,7 @@ export class ChargingStation { ) as ChargingStationConfiguration; PerformanceStatistics.endMeasure(measureId, beginId); this.sharedLRUCache.setChargingStationConfiguration(configuration); - this.configurationFileHash = configuration.configurationHash; + this.configurationFileHash = configuration.configurationHash!; } } catch (error) { handleFileException( @@ -1754,8 +1661,9 @@ export class ChargingStation { if (!existsSync(dirname(this.configurationFile))) { mkdirSync(dirname(this.configurationFile), { recursive: true }); } - let configurationData: ChargingStationConfiguration = - cloneObject(this.getConfigurationFromFile()) ?? {}; + let configurationData: ChargingStationConfiguration = this.getConfigurationFromFile() + ? cloneObject(this.getConfigurationFromFile()!) + : {}; if (this.getStationInfoPersistentConfiguration() && this.stationInfo) { configurationData.stationInfo = this.stationInfo; } else { @@ -1797,30 +1705,27 @@ export class ChargingStation { ) .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 = openSync(this.configurationFile, 'w'); - writeFileSync(fileDescriptor, JSON.stringify(configurationData, null, 2), 'utf8'); - 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 ${ @@ -1883,13 +1788,13 @@ export class ChargingStation { this.getRegistrationMaxRetries() !== -1 && ++registrationRetryCount; await sleep( this?.bootNotificationResponse?.interval - ? this.bootNotificationResponse.interval * 1000 + ? secondsToMilliseconds(this.bootNotificationResponse.interval) : Constants.DEFAULT_BOOT_NOTIFICATION_INTERVAL, ); } } while ( this.isRegistered() === false && - (registrationRetryCount <= this.getRegistrationMaxRetries() || + (registrationRetryCount <= this.getRegistrationMaxRetries()! || this.getRegistrationMaxRetries() === -1) ); } @@ -1986,7 +1891,7 @@ export class ChargingStation { const [responseCallback, , requestCommandName, requestPayload] = this.getCachedRequest( messageType, messageId, - ); + )!; logger.debug( `${this.logPrefix()} << Command '${ requestCommandName ?? Constants.UNKNOWN_COMMAND @@ -2006,7 +1911,7 @@ export class ChargingStation { { errorType, errorMessage, errorDetails }, ); } - const [, errorCallback, requestCommandName] = this.getCachedRequest(messageType, messageId); + const [, errorCallback, requestCommandName] = this.getCachedRequest(messageType, messageId)!; logger.debug( `${this.logPrefix()} << Command '${ requestCommandName ?? Constants.UNKNOWN_COMMAND @@ -2016,10 +1921,11 @@ export class ChargingStation { } 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; @@ -2046,15 +1952,20 @@ export class ChargingStation { } parentPort?.postMessage(buildUpdatedMessage(this)); } 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; @@ -2064,7 +1975,7 @@ 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 { @@ -2077,6 +1988,7 @@ 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, ); @@ -2084,6 +1996,7 @@ export class ChargingStation { 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))}'` @@ -2111,13 +2024,13 @@ export class ChargingStation { if (this.getMeteringPerTransaction() === 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 ); } @@ -2149,19 +2062,10 @@ 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; @@ -2169,12 +2073,10 @@ export class ChargingStation { // -1 for unlimited, 0 for disabling private getAutoReconnectMaxRetries(): number | undefined { - return ( - this.stationInfo.autoReconnectMaxRetries ?? Configuration.getAutoReconnectMaxRetries() ?? -1 - ); + return this.stationInfo.autoReconnectMaxRetries ?? -1; } - // 0 for disabling + // -1 for unlimited, 0 for disabling private getRegistrationMaxRetries(): number | undefined { return this.stationInfo.registrationMaxRetries ?? -1; } @@ -2204,17 +2106,11 @@ export class ChargingStation { private getAmperageLimitation(): number | undefined { if ( isNotEmptyString(this.stationInfo?.amperageLimitationOcppKey) && - ChargingStationConfigurationUtils.getConfigurationKey( - this, - this.stationInfo.amperageLimitationOcppKey, - ) + getConfigurationKey(this, this.stationInfo.amperageLimitationOcppKey!) ) { return ( convertToInt( - ChargingStationConfigurationUtils.getConfigurationKey( - this, - this.stationInfo.amperageLimitationOcppKey, - )?.value, + getConfigurationKey(this, this.stationInfo.amperageLimitationOcppKey!)?.value, ) / getAmperageLimitationUnitDivider(this.stationInfo) ); } @@ -2254,7 +2150,7 @@ export class ChargingStation { const connectorBootStatus = getBootConnectorStatus( this, connectorId, - this.getConnectorStatus(connectorId), + this.getConnectorStatus(connectorId)!, ); await OCPPServiceUtils.sendAndSetConnectorStatus(this, connectorId, connectorBootStatus); } @@ -2286,7 +2182,7 @@ export class ChargingStation { this.stopHeartbeat(); // Stop ongoing transactions if (this.automaticTransactionGenerator?.started === true) { - this.stopAutomaticTransactionGenerator(); + await this.stopAutomaticTransactionGenerator(); } else { await this.stopRunningTransactions(reason); } @@ -2333,23 +2229,18 @@ export class ChargingStation { } private startWebSocketPing(): void { - const webSocketPingInterval: number = ChargingStationConfigurationUtils.getConfigurationKey( + const webSocketPingInterval: number = getConfigurationKey( this, StandardParametersKey.WebSocketPingInterval, ) - ? 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 ${formatDurationSeconds( webSocketPingInterval, @@ -2382,23 +2273,26 @@ export class ChargingStation { let configuredSupervisionUrlIndex: number; switch (Configuration.getSupervisionUrlDistribution()) { case SupervisionUrlDistribution.RANDOM: - configuredSupervisionUrlIndex = Math.floor(secureRandom() * supervisionUrls.length); + configuredSupervisionUrlIndex = Math.floor( + secureRandom() * (supervisionUrls as string[]).length, + ); break; case SupervisionUrlDistribution.ROUND_ROBIN: case SupervisionUrlDistribution.CHARGING_STATION_AFFINITY: default: Object.values(SupervisionUrlDistribution).includes( - Configuration.getSupervisionUrlDistribution(), + Configuration.getSupervisionUrlDistribution()!, ) === false && logger.error( + // eslint-disable-next-line @typescript-eslint/no-base-to-string `${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; } @@ -2435,16 +2329,16 @@ export class ChargingStation { this.stopHeartbeat(); // Stop the ATG if needed if (this.getAutomaticTransactionGeneratorConfiguration().stopOnConnectionFailure === true) { - this.stopAutomaticTransactionGenerator(); + await this.stopAutomaticTransactionGenerator(); } if ( - this.autoReconnectRetryCount < this.getAutoReconnectMaxRetries() || + this.autoReconnectRetryCount < this.getAutoReconnectMaxRetries()! || this.getAutoReconnectMaxRetries() === -1 ) { ++this.autoReconnectRetryCount; const reconnectDelay = this.getReconnectExponentialDelay() ? exponentialDelay(this.autoReconnectRetryCount) - : this.getConnectionTimeout() * 1000; + : secondsToMilliseconds(this.getConnectionTimeout()); const reconnectDelayWithdraw = 1000; const reconnectTimeout = reconnectDelay && reconnectDelay - reconnectDelayWithdraw > 0 @@ -2462,7 +2356,6 @@ export class ChargingStation { ); this.openWSConnection( { - ...(this.stationInfo?.wsOptions ?? {}), handshakeTimeout: reconnectTimeout, }, { closeOpened: true },