X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fcharging-station%2FChargingStation.ts;h=a425d865651ead0c168a714b163705255f5b3434;hb=53ac516c575adaacd199a68d39b5ace22876ee83;hp=547a4f3693321bf271d23cdae07c6cb51df01876;hpb=8ca6874c767f7068b101291232cf69b05bbd28c1;p=e-mobility-charging-stations-simulator.git diff --git a/src/charging-station/ChargingStation.ts b/src/charging-station/ChargingStation.ts index 547a4f36..a425d865 100644 --- a/src/charging-station/ChargingStation.ts +++ b/src/charging-station/ChargingStation.ts @@ -1,9 +1,9 @@ // Partial Copyright Jerome Benoit. 2021-2023. All Rights Reserved. -import fs from 'fs'; import crypto from 'node:crypto'; -import path from 'path'; -import { URL } from 'url'; +import fs from 'node:fs'; +import path from 'node:path'; +import { URL } from 'node:url'; import { parentPort } from 'worker_threads'; import merge from 'just-merge'; @@ -36,6 +36,7 @@ import type { ChargingStationOcppConfiguration } from '../types/ChargingStationO import { type ChargingStationTemplate, CurrentType, + type FirmwareUpgrade, PowerUnits, type WsOptions, } from '../types/ChargingStationTemplate'; @@ -100,16 +101,16 @@ export default class ChargingStation { public started: boolean; public starting: boolean; public authorizedTagsCache: AuthorizedTagsCache; - public automaticTransactionGenerator!: AutomaticTransactionGenerator; - public ocppConfiguration!: ChargingStationOcppConfiguration; - public wsConnection!: WebSocket; + public automaticTransactionGenerator!: AutomaticTransactionGenerator | undefined; + public ocppConfiguration!: ChargingStationOcppConfiguration | undefined; + public wsConnection!: WebSocket | null; public readonly connectors: Map; public readonly requests: Map; - public performanceStatistics!: PerformanceStatistics; + public performanceStatistics!: PerformanceStatistics | undefined; public heartbeatSetInterval!: NodeJS.Timeout; public ocppRequestService!: OCPPRequestService; public bootNotificationRequest!: BootNotificationRequest; - public bootNotificationResponse!: BootNotificationResponse | null; + public bootNotificationResponse!: BootNotificationResponse | undefined; public powerDivider!: number; private stopping: boolean; private configurationFile!: string; @@ -121,7 +122,7 @@ export default class ChargingStation { private configuredSupervisionUrlIndex!: number; private wsConnectionRestarted: boolean; private autoReconnectRetryCount: number; - private templateFileWatcher!: fs.FSWatcher; + private templateFileWatcher!: fs.FSWatcher | undefined; private readonly sharedLRUCache: SharedLRUCache; private webSocketPingSetInterval!: NodeJS.Timeout; private readonly chargingStationWorkerBroadcastChannel: ChargingStationWorkerBroadcastChannel; @@ -146,28 +147,30 @@ export default class ChargingStation { private get wsConnectionUrl(): URL { return new URL( - (this.getSupervisionUrlOcppConfiguration() - ? ChargingStationConfigurationUtils.getConfigurationKey( - this, - this.getSupervisionUrlOcppKey() - ).value - : this.configuredSupervisionUrl.href) + - '/' + - this.stationInfo.chargingStationId + `${ + this.getSupervisionUrlOcppConfiguration() + ? ChargingStationConfigurationUtils.getConfigurationKey( + this, + this.getSupervisionUrlOcppKey() + )?.value + : this.configuredSupervisionUrl.href + }/${this.stationInfo.chargingStationId}` ); } - public logPrefix(): string { + public logPrefix = (): string => { return Utils.logPrefix( ` ${ - this?.stationInfo?.chargingStationId ?? - ChargingStationUtils.getChargingStationId(this.index, this.getTemplateFromFile()) + (Utils.isNotEmptyString(this?.stationInfo?.chargingStationId) && + this?.stationInfo?.chargingStationId) ?? + ChargingStationUtils.getChargingStationId(this.index, this.getTemplateFromFile()) ?? + '' } |` ); - } + }; public hasAuthorizedTags(): boolean { - return !Utils.isEmptyArray( + return Utils.isNotEmptyArray( this.authorizedTagsCache.getAuthorizedTags( ChargingStationUtils.getAuthorizationFile(this.stationInfo) ) @@ -202,7 +205,7 @@ export default class ChargingStation { return this?.wsConnection?.readyState === WebSocket.OPEN; } - public getRegistrationStatus(): RegistrationStatusEnumType { + public getRegistrationStatus(): RegistrationStatusEnumType | undefined { return this?.bootNotificationResponse?.status; } @@ -230,11 +233,11 @@ export default class ChargingStation { } public isChargingStationAvailable(): boolean { - return this.getConnectorStatus(0).availability === AvailabilityType.OPERATIVE; + return this.getConnectorStatus(0)?.availability === AvailabilityType.OPERATIVE; } public isConnectorAvailable(id: number): boolean { - return id > 0 && this.getConnectorStatus(id).availability === AvailabilityType.OPERATIVE; + return id > 0 && this.getConnectorStatus(id)?.availability === AvailabilityType.OPERATIVE; } public getNumberOfConnectors(): number { @@ -246,7 +249,7 @@ export default class ChargingStation { } public getCurrentOutType(stationInfo?: ChargingStationInfo): CurrentType { - return (stationInfo ?? this.stationInfo).currentOutType ?? CurrentType.AC; + return (stationInfo ?? this.stationInfo)?.currentOutType ?? CurrentType.AC; } public getOcppStrictCompliance(): boolean { @@ -274,7 +277,7 @@ export default class ChargingStation { let connectorAmperageLimitationPowerLimit: number; if ( !Utils.isNullOrUndefined(this.getAmperageLimitation()) && - this.getAmperageLimitation() < this.stationInfo.maximumAmperage + this.getAmperageLimitation() < this.stationInfo?.maximumAmperage ) { connectorAmperageLimitationPowerLimit = (this.getCurrentOutType() === CurrentType.AC @@ -300,8 +303,11 @@ export default class ChargingStation { public getTransactionIdTag(transactionId: number): string | undefined { for (const connectorId of this.connectors.keys()) { - if (connectorId > 0 && this.getConnectorStatus(connectorId).transactionId === transactionId) { - return this.getConnectorStatus(connectorId).transactionIdTag; + if ( + connectorId > 0 && + this.getConnectorStatus(connectorId)?.transactionId === transactionId + ) { + return this.getConnectorStatus(connectorId)?.transactionIdTag; } } } @@ -394,15 +400,15 @@ export default class ChargingStation { }); }, this.getHeartbeatInterval()); logger.info( - this.logPrefix() + - ' Heartbeat started every ' + - Utils.formatDurationMilliSeconds(this.getHeartbeatInterval()) + `${this.logPrefix()} Heartbeat started every ${Utils.formatDurationMilliSeconds( + this.getHeartbeatInterval() + )}` ); } else if (this.heartbeatSetInterval) { logger.info( - this.logPrefix() + - ' Heartbeat already started every ' + - Utils.formatDurationMilliSeconds(this.getHeartbeatInterval()) + `${this.logPrefix()} Heartbeat already started every ${Utils.formatDurationMilliSeconds( + this.getHeartbeatInterval() + )}` ); } else { logger.error( @@ -449,7 +455,7 @@ export default class ChargingStation { return; } else if ( this.getConnectorStatus(connectorId)?.transactionStarted === true && - !this.getConnectorStatus(connectorId)?.transactionId + Utils.isNullOrUndefined(this.getConnectorStatus(connectorId)?.transactionId) ) { logger.error( `${this.logPrefix()} Trying to start MeterValues on connector Id ${connectorId} with no transaction id` @@ -471,7 +477,7 @@ export default class ChargingStation { RequestCommand.METER_VALUES, { connectorId, - transactionId: this.getConnectorStatus(connectorId).transactionId, + transactionId: this.getConnectorStatus(connectorId)?.transactionId, meterValue: [meterValue], } ) @@ -498,17 +504,17 @@ export default class ChargingStation { if (this.starting === false) { this.starting = true; if (this.getEnableStatistics() === true) { - this.performanceStatistics.start(); + this.performanceStatistics?.start(); } this.openWSConnection(); // Monitor charging station template file this.templateFileWatcher = FileUtils.watchJsonFile( - this.logPrefix(), - FileType.ChargingStationTemplate, this.templateFile, - null, + FileType.ChargingStationTemplate, + this.logPrefix(), + undefined, (event, filename): void => { - if (filename && event === 'change') { + if (Utils.isNotEmptyString(filename) && event === 'change') { try { logger.debug( `${this.logPrefix()} ${FileType.ChargingStationTemplate} ${ @@ -526,9 +532,9 @@ export default class ChargingStation { this.startAutomaticTransactionGenerator(); } if (this.getEnableStatistics() === true) { - this.performanceStatistics.restart(); + this.performanceStatistics?.restart(); } else { - this.performanceStatistics.stop(); + this.performanceStatistics?.stop(); } // FIXME?: restart heartbeat and WebSocket ping when their interval values have changed } catch (error) { @@ -541,7 +547,7 @@ export default class ChargingStation { } ); this.started = true; - parentPort.postMessage(MessageChannelUtils.buildStartedMessage(this)); + parentPort?.postMessage(MessageChannelUtils.buildStartedMessage(this)); this.starting = false; } else { logger.warn(`${this.logPrefix()} Charging station is already starting...`); @@ -558,14 +564,14 @@ export default class ChargingStation { await this.stopMessageSequence(reason); this.closeWSConnection(); if (this.getEnableStatistics() === true) { - this.performanceStatistics.stop(); + this.performanceStatistics?.stop(); } this.sharedLRUCache.deleteChargingStationConfiguration(this.configurationFileHash); - this.templateFileWatcher.close(); + this.templateFileWatcher?.close(); this.sharedLRUCache.deleteChargingStationTemplate(this.stationInfo?.templateHash); - this.bootNotificationResponse = null; + this.bootNotificationResponse = undefined; this.started = false; - parentPort.postMessage(MessageChannelUtils.buildStoppedMessage(this)); + parentPort?.postMessage(MessageChannelUtils.buildStoppedMessage(this)); this.stopping = false; } else { logger.warn(`${this.logPrefix()} Charging station is already stopping...`); @@ -593,21 +599,21 @@ export default class ChargingStation { this.getConnectorStatus(connectorId).idTagAuthorized = false; this.getConnectorStatus(connectorId).transactionRemoteStarted = false; this.getConnectorStatus(connectorId).transactionStarted = false; - delete this.getConnectorStatus(connectorId).localAuthorizeIdTag; - delete this.getConnectorStatus(connectorId).authorizeIdTag; - delete this.getConnectorStatus(connectorId).transactionId; - delete this.getConnectorStatus(connectorId).transactionIdTag; + delete this.getConnectorStatus(connectorId)?.localAuthorizeIdTag; + delete this.getConnectorStatus(connectorId)?.authorizeIdTag; + delete this.getConnectorStatus(connectorId)?.transactionId; + delete this.getConnectorStatus(connectorId)?.transactionIdTag; this.getConnectorStatus(connectorId).transactionEnergyActiveImportRegisterValue = 0; - delete this.getConnectorStatus(connectorId).transactionBeginMeterValue; + delete this.getConnectorStatus(connectorId)?.transactionBeginMeterValue; this.stopMeterValues(connectorId); - parentPort.postMessage(MessageChannelUtils.buildUpdatedMessage(this)); + parentPort?.postMessage(MessageChannelUtils.buildUpdatedMessage(this)); } - public hasFeatureProfile(featureProfile: SupportedFeatureProfiles): boolean { + public hasFeatureProfile(featureProfile: SupportedFeatureProfiles): boolean | undefined { return ChargingStationConfigurationUtils.getConfigurationKey( this, StandardParametersKey.SupportedFeatureProfiles - )?.value.includes(featureProfile); + )?.value?.includes(featureProfile); } public bufferMessage(message: string): void { @@ -648,7 +654,7 @@ export default class ChargingStation { case OCPPVersion.VERSION_16: case OCPPVersion.VERSION_20: case OCPPVersion.VERSION_201: - protocol = 'ocpp' + ocppVersion; + protocol = `ocpp${ocppVersion}`; break; default: this.handleUnsupportedVersion(ocppVersion); @@ -693,7 +699,7 @@ export default class ChargingStation { public closeWSConnection(): void { if (this.isWebSocketConnectionOpened() === true) { - this.wsConnection.close(); + this.wsConnection?.close(); this.wsConnection = null; } } @@ -707,32 +713,32 @@ export default class ChargingStation { this.getAutomaticTransactionGeneratorConfigurationFromTemplate(), this ); - if (!Utils.isEmptyArray(connectorIds)) { + if (Utils.isNotEmptyArray(connectorIds)) { for (const connectorId of connectorIds) { - this.automaticTransactionGenerator.startConnector(connectorId); + this.automaticTransactionGenerator?.startConnector(connectorId); } } else { - this.automaticTransactionGenerator.start(); + this.automaticTransactionGenerator?.start(); } - parentPort.postMessage(MessageChannelUtils.buildUpdatedMessage(this)); + parentPort?.postMessage(MessageChannelUtils.buildUpdatedMessage(this)); } public stopAutomaticTransactionGenerator(connectorIds?: number[]): void { - if (!Utils.isEmptyArray(connectorIds)) { + if (Utils.isNotEmptyArray(connectorIds)) { for (const connectorId of connectorIds) { this.automaticTransactionGenerator?.stopConnector(connectorId); } } else { this.automaticTransactionGenerator?.stop(); } - parentPort.postMessage(MessageChannelUtils.buildUpdatedMessage(this)); + parentPort?.postMessage(MessageChannelUtils.buildUpdatedMessage(this)); } public async stopTransactionOnConnector( connectorId: number, reason = StopTransactionReason.NONE ): Promise { - const transactionId = this.getConnectorStatus(connectorId).transactionId; + const transactionId = this.getConnectorStatus(connectorId)?.transactionId; if ( this.getBeginEndMeterValues() === true && this.getOcppStrictCompliance() === true && @@ -768,9 +774,16 @@ export default class ChargingStation { private flushMessageBuffer(): void { if (this.messageBuffer.size > 0) { this.messageBuffer.forEach((message) => { - // TODO: evaluate the need to track performance - this.wsConnection.send(message); + let beginId: string; + let commandName: RequestCommand; const [messageType] = JSON.parse(message) as OutgoingRequest | Response | ErrorResponse; + const isRequest = messageType === MessageType.CALL_MESSAGE; + if (isRequest) { + [, , commandName] = JSON.parse(message) as OutgoingRequest; + beginId = PerformanceStatistics.beginMeasure(commandName); + } + this.wsConnection?.send(message); + isRequest && PerformanceStatistics.endMeasure(commandName, beginId); logger.debug( `${this.logPrefix()} >> Buffered ${OCPPServiceUtils.getMessageTypeString( messageType @@ -789,8 +802,8 @@ export default class ChargingStation { return this.stationInfo.supervisionUrlOcppKey ?? VendorDefaultParametersKey.ConnectionUrl; } - private getTemplateFromFile(): ChargingStationTemplate | null { - let template: ChargingStationTemplate = null; + private getTemplateFromFile(): ChargingStationTemplate | undefined { + let template: ChargingStationTemplate; try { if (this.sharedLRUCache.hasChargingStationTemplate(this.stationInfo?.templateHash)) { template = this.sharedLRUCache.getChargingStationTemplate(this.stationInfo.templateHash); @@ -809,17 +822,17 @@ export default class ChargingStation { } } catch (error) { FileUtils.handleFileException( - this.logPrefix(), - FileType.ChargingStationTemplate, this.templateFile, - error as NodeJS.ErrnoException + FileType.ChargingStationTemplate, + error as NodeJS.ErrnoException, + this.logPrefix() ); } return template; } private getStationInfoFromTemplate(): ChargingStationInfo { - const stationTemplate: ChargingStationTemplate = this.getTemplateFromFile(); + const stationTemplate: ChargingStationTemplate | undefined = this.getTemplateFromFile(); if (Utils.isNullOrUndefined(stationTemplate)) { const errorMsg = `Failed to read charging station template file ${this.templateFile}`; logger.error(`${this.logPrefix()} ${errorMsg}`); @@ -850,26 +863,26 @@ export default class ChargingStation { this.index, stationTemplate ); - stationInfo.ocppVersion = stationTemplate.ocppVersion ?? OCPPVersion.VERSION_16; + stationInfo.ocppVersion = stationTemplate?.ocppVersion ?? OCPPVersion.VERSION_16; ChargingStationUtils.createSerialNumber(stationTemplate, stationInfo); - if (!Utils.isEmptyArray(stationTemplate.power)) { + if (Utils.isNotEmptyArray(stationTemplate?.power)) { stationTemplate.power = stationTemplate.power as number[]; const powerArrayRandomIndex = Math.floor(Utils.secureRandom() * stationTemplate.power.length); stationInfo.maximumPower = - stationTemplate.powerUnit === PowerUnits.KILO_WATT + stationTemplate?.powerUnit === PowerUnits.KILO_WATT ? stationTemplate.power[powerArrayRandomIndex] * 1000 : stationTemplate.power[powerArrayRandomIndex]; } else { - stationTemplate.power = stationTemplate.power as number; + stationTemplate.power = stationTemplate?.power as number; stationInfo.maximumPower = - stationTemplate.powerUnit === PowerUnits.KILO_WATT + stationTemplate?.powerUnit === PowerUnits.KILO_WATT ? stationTemplate.power * 1000 : stationTemplate.power; } stationInfo.firmwareVersionPattern = - stationTemplate.firmwareVersionPattern ?? Constants.SEMVER_PATTERN; + stationTemplate?.firmwareVersionPattern ?? Constants.SEMVER_PATTERN; if ( - stationInfo.firmwareVersion && + Utils.isNotEmptyString(stationInfo.firmwareVersion) && new RegExp(stationInfo.firmwareVersionPattern).test(stationInfo.firmwareVersion) === false ) { logger.warn( @@ -878,13 +891,16 @@ export default class ChargingStation { } does not match firmware version pattern '${stationInfo.firmwareVersionPattern}'` ); } - stationInfo.firmwareUpgrade = merge( + stationInfo.firmwareUpgrade = merge( { + versionUpgrade: { + step: 1, + }, reset: true, }, - stationTemplate.firmwareUpgrade ?? {} + stationTemplate?.firmwareUpgrade ?? {} ); - stationInfo.resetTime = stationTemplate.resetTime + stationInfo.resetTime = !Utils.isNullOrUndefined(stationTemplate?.resetTime) ? stationTemplate.resetTime * 1000 : Constants.CHARGING_STATION_DEFAULT_RESET_TIME; const configuredMaxConnectors = @@ -920,17 +936,17 @@ export default class ChargingStation { return stationInfo; } - private getStationInfoFromFile(): ChargingStationInfo | null { - let stationInfo: ChargingStationInfo = null; + private getStationInfoFromFile(): ChargingStationInfo | undefined { + let stationInfo: ChargingStationInfo | undefined; this.getStationInfoPersistentConfiguration() && - (stationInfo = this.getConfigurationFromFile()?.stationInfo ?? null); + (stationInfo = this.getConfigurationFromFile()?.stationInfo); stationInfo && ChargingStationUtils.createStationInfoHash(stationInfo); return stationInfo; } private getStationInfo(): ChargingStationInfo { const stationInfoFromTemplate: ChargingStationInfo = this.getStationInfoFromTemplate(); - const stationInfoFromFile: ChargingStationInfo = this.getStationInfoFromFile(); + const stationInfoFromFile: ChargingStationInfo | undefined = this.getStationInfoFromFile(); // Priority: charging station info from template > charging station info from configuration file > charging station info attribute if (stationInfoFromFile?.templateHash === stationInfoFromTemplate.templateHash) { if (this.stationInfo?.infoHash === stationInfoFromFile?.infoHash) { @@ -970,7 +986,7 @@ export default class ChargingStation { private initialize(): void { this.configurationFile = path.join( path.dirname(this.templateFile.replace('station-templates', 'configurations')), - ChargingStationUtils.getHashId(this.index, this.getTemplateFromFile()) + '.json' + `${ChargingStationUtils.getHashId(this.index, this.getTemplateFromFile())}.json` ); this.stationInfo = this.getStationInfo(); this.saveStationInfo(); @@ -1021,21 +1037,21 @@ export default class ChargingStation { } if ( this.stationInfo.firmwareStatus === FirmwareStatus.Installing && - this.stationInfo.firmwareVersion && - this.stationInfo.firmwareVersionPattern + Utils.isNotEmptyString(this.stationInfo.firmwareVersion) && + Utils.isNotEmptyString(this.stationInfo.firmwareVersionPattern) ) { - const versionStep = this.stationInfo.firmwareUpgrade?.versionUpgrade?.step ?? 1; - const patternGroup: number = + 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); + this.stationInfo.firmwareVersion?.split('.').length; + 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]) + versionStep + Utils.convertToInt(match[patchLevelIndex]) + + this.stationInfo.firmwareUpgrade?.versionUpgrade?.step ).toString(); - this.stationInfo.firmwareVersion = match.join('.'); + this.stationInfo.firmwareVersion = match?.join('.'); } } @@ -1086,7 +1102,7 @@ export default class ChargingStation { ); } if ( - this.stationInfo.amperageLimitationOcppKey && + Utils.isNotEmptyString(this.stationInfo?.amperageLimitationOcppKey) && !ChargingStationConfigurationUtils.getConfigurationKey( this, this.stationInfo.amperageLimitationOcppKey @@ -1178,7 +1194,7 @@ export default class ChargingStation { ChargingStationConfigurationUtils.getConfigurationKey( this, StandardParametersKey.SupportedFeatureProfiles - )?.value.includes(SupportedFeatureProfiles.LocalAuthListManagement) + )?.value?.includes(SupportedFeatureProfiles.LocalAuthListManagement) ) { ChargingStationConfigurationUtils.addConfigurationKey( this, @@ -1221,7 +1237,7 @@ export default class ChargingStation { if (stationInfo?.Connectors) { const connectorsConfigHash = crypto .createHash(Constants.DEFAULT_HASH_ALGORITHM) - .update(JSON.stringify(stationInfo?.Connectors) + configuredMaxConnectors.toString()) + .update(`${JSON.stringify(stationInfo?.Connectors)}${configuredMaxConnectors.toString()}`) .digest('hex'); const connectorsConfigChanged = this.connectors?.size !== 0 && this.connectorsConfigurationHash !== connectorsConfigHash; @@ -1274,17 +1290,17 @@ export default class ChargingStation { } // Initialize transaction attributes on connectors for (const connectorId of this.connectors.keys()) { - if (connectorId > 0 && this.getConnectorStatus(connectorId).transactionStarted === true) { + if (connectorId > 0 && this.getConnectorStatus(connectorId)?.transactionStarted === true) { logger.warn( `${this.logPrefix()} Connector ${connectorId} at initialization has a transaction started: ${ - this.getConnectorStatus(connectorId).transactionId + this.getConnectorStatus(connectorId)?.transactionId }` ); } if ( connectorId > 0 && - (this.getConnectorStatus(connectorId).transactionStarted === undefined || - this.getConnectorStatus(connectorId).transactionStarted === null) + (this.getConnectorStatus(connectorId)?.transactionStarted === undefined || + this.getConnectorStatus(connectorId)?.transactionStarted === null) ) { this.initializeConnectorStatus(connectorId); } @@ -1305,8 +1321,8 @@ export default class ChargingStation { } } - private getConfigurationFromFile(): ChargingStationConfiguration | null { - let configuration: ChargingStationConfiguration = null; + private getConfigurationFromFile(): ChargingStationConfiguration | undefined { + let configuration: ChargingStationConfiguration | undefined; if (this.configurationFile && fs.existsSync(this.configurationFile)) { try { if (this.sharedLRUCache.hasChargingStationConfiguration(this.configurationFileHash)) { @@ -1325,10 +1341,10 @@ export default class ChargingStation { } } catch (error) { FileUtils.handleFileException( - this.logPrefix(), - FileType.ChargingStationConfiguration, this.configurationFile, - error as NodeJS.ErrnoException + FileType.ChargingStationConfiguration, + error as NodeJS.ErrnoException, + this.logPrefix() ); } } @@ -1371,10 +1387,10 @@ export default class ChargingStation { } } catch (error) { FileUtils.handleFileException( - this.logPrefix(), - FileType.ChargingStationConfiguration, this.configurationFile, - error as NodeJS.ErrnoException + FileType.ChargingStationConfiguration, + error as NodeJS.ErrnoException, + this.logPrefix() ); } } else { @@ -1384,12 +1400,12 @@ export default class ChargingStation { } } - private getOcppConfigurationFromTemplate(): ChargingStationOcppConfiguration | null { - return this.getTemplateFromFile()?.Configuration ?? null; + private getOcppConfigurationFromTemplate(): ChargingStationOcppConfiguration | undefined { + return this.getTemplateFromFile()?.Configuration; } - private getOcppConfigurationFromFile(): ChargingStationOcppConfiguration | null { - let configuration: ChargingStationConfiguration = null; + private getOcppConfigurationFromFile(): ChargingStationOcppConfiguration | undefined { + let configuration: ChargingStationConfiguration | undefined; if (this.getOcppPersistentConfiguration() === true) { const configurationFromFile = this.getConfigurationFromFile(); configuration = configurationFromFile?.configurationKey && configurationFromFile; @@ -1398,8 +1414,9 @@ export default class ChargingStation { return configuration; } - private getOcppConfiguration(): ChargingStationOcppConfiguration | null { - let ocppConfiguration: ChargingStationOcppConfiguration = this.getOcppConfigurationFromFile(); + private getOcppConfiguration(): ChargingStationOcppConfiguration | undefined { + let ocppConfiguration: ChargingStationOcppConfiguration | undefined = + this.getOcppConfigurationFromFile(); if (!ocppConfiguration) { ocppConfiguration = this.getOcppConfigurationFromTemplate(); } @@ -1424,7 +1441,7 @@ export default class ChargingStation { if (this.isRegistered() === false) { this.getRegistrationMaxRetries() !== -1 && registrationRetryCount++; await Utils.sleep( - this.bootNotificationResponse?.interval + this?.bootNotificationResponse?.interval ? this.bootNotificationResponse.interval * 1000 : Constants.OCPP_DEFAULT_BOOT_NOTIFICATION_INTERVAL ); @@ -1446,7 +1463,7 @@ export default class ChargingStation { } this.wsConnectionRestarted = false; this.autoReconnectRetryCount = 0; - parentPort.postMessage(MessageChannelUtils.buildUpdatedMessage(this)); + parentPort?.postMessage(MessageChannelUtils.buildUpdatedMessage(this)); } else { logger.warn( `${this.logPrefix()} Connection to OCPP server through ${this.wsConnectionUrl.toString()} failed` @@ -1476,7 +1493,7 @@ export default class ChargingStation { this.started === true && (await this.reconnect()); break; } - parentPort.postMessage(MessageChannelUtils.buildUpdatedMessage(this)); + parentPort?.postMessage(MessageChannelUtils.buildUpdatedMessage(this)); } private async onMessage(data: RawData): Promise { @@ -1503,7 +1520,7 @@ export default class ChargingStation { case MessageType.CALL_MESSAGE: [, , commandName, commandPayload] = request as IncomingRequest; if (this.getEnableStatistics() === true) { - this.performanceStatistics.addRequestStatistic(commandName, messageType); + this.performanceStatistics?.addRequestStatistic(commandName, messageType); } logger.debug( `${this.logPrefix()} << Command '${commandName}' received request payload: ${JSON.stringify( @@ -1526,7 +1543,7 @@ export default class ChargingStation { throw new OCPPError( ErrorType.INTERNAL_ERROR, `Response for unknown message id ${messageId}`, - null, + undefined, commandPayload ); } @@ -1538,7 +1555,7 @@ export default class ChargingStation { throw new OCPPError( ErrorType.PROTOCOL_ERROR, `Cached request for message id ${messageId} response is not an array`, - null, + undefined, cachedRequest as unknown as JsonType ); } @@ -1557,7 +1574,7 @@ export default class ChargingStation { throw new OCPPError( ErrorType.INTERNAL_ERROR, `Error response for unknown message id ${messageId}`, - null, + undefined, { errorType, errorMessage, errorDetails } ); } @@ -1568,7 +1585,7 @@ export default class ChargingStation { throw new OCPPError( ErrorType.PROTOCOL_ERROR, `Cached request for message id ${messageId} error response is not an array`, - null, + undefined, cachedRequest as unknown as JsonType ); } @@ -1586,7 +1603,7 @@ export default class ChargingStation { logger.error(`${this.logPrefix()} ${errMsg}`); throw new OCPPError(ErrorType.PROTOCOL_ERROR, errMsg); } - parentPort.postMessage(MessageChannelUtils.buildUpdatedMessage(this)); + parentPort?.postMessage(MessageChannelUtils.buildUpdatedMessage(this)); } else { throw new OCPPError(ErrorType.PROTOCOL_ERROR, 'Incoming message is not an array', null, { request, @@ -1637,16 +1654,16 @@ export default class ChargingStation { } private onPing(): void { - logger.debug(this.logPrefix() + ' Received a WS ping (rfc6455) from the server'); + logger.debug(`${this.logPrefix()} Received a WS ping (rfc6455) from the server`); } private onPong(): void { - logger.debug(this.logPrefix() + ' Received a WS pong (rfc6455) from the server'); + logger.debug(`${this.logPrefix()} Received a WS pong (rfc6455) from the server`); } private onError(error: WSError): void { this.closeWSConnection(); - logger.error(this.logPrefix() + ' WebSocket error:', error); + logger.error(`${this.logPrefix()} WebSocket error:`, error); } private getEnergyActiveImportRegister(connectorStatus: ConnectorStatus, rounded = false): number { @@ -1666,9 +1683,7 @@ export default class ChargingStation { private getUseConnectorId0(stationInfo?: ChargingStationInfo): boolean { const localStationInfo = stationInfo ?? this.stationInfo; - return !Utils.isUndefined(localStationInfo.useConnectorId0) - ? localStationInfo.useConnectorId0 - : true; + return localStationInfo?.useConnectorId0 ?? true; } private getNumberOfRunningTransactions(): number { @@ -1710,7 +1725,7 @@ export default class ChargingStation { } // -1 for unlimited, 0 for disabling - private getAutoReconnectMaxRetries(): number { + private getAutoReconnectMaxRetries(): number | undefined { if (!Utils.isUndefined(this.stationInfo.autoReconnectMaxRetries)) { return this.stationInfo.autoReconnectMaxRetries; } @@ -1721,7 +1736,7 @@ export default class ChargingStation { } // 0 for disabling - private getRegistrationMaxRetries(): number { + private getRegistrationMaxRetries(): number | undefined { if (!Utils.isUndefined(this.stationInfo.registrationMaxRetries)) { return this.stationInfo.registrationMaxRetries; } @@ -1752,7 +1767,7 @@ export default class ChargingStation { private getAmperageLimitation(): number | undefined { if ( - this.stationInfo.amperageLimitationOcppKey && + Utils.isNotEmptyString(this.stationInfo?.amperageLimitationOcppKey) && ChargingStationConfigurationUtils.getConfigurationKey( this, this.stationInfo.amperageLimitationOcppKey @@ -1763,7 +1778,7 @@ export default class ChargingStation { ChargingStationConfigurationUtils.getConfigurationKey( this, this.stationInfo.amperageLimitationOcppKey - ).value + )?.value ) / ChargingStationUtils.getAmperageLimitationUnitDivider(this.stationInfo) ); } @@ -1784,7 +1799,7 @@ export default class ChargingStation { this.startHeartbeat(); // Initialize connectors status for (const connectorId of this.connectors.keys()) { - let connectorStatus: ConnectorStatusEnum; + let connectorStatus: ConnectorStatusEnum | undefined; if (connectorId === 0) { continue; } else if ( @@ -1798,10 +1813,10 @@ export default class ChargingStation { this.getConnectorStatus(connectorId)?.bootStatus ) { // Set boot status in template at startup - connectorStatus = this.getConnectorStatus(connectorId).bootStatus; + connectorStatus = this.getConnectorStatus(connectorId)?.bootStatus; } else if (this.getConnectorStatus(connectorId)?.status) { // Set previous status at startup - connectorStatus = this.getConnectorStatus(connectorId).status; + connectorStatus = this.getConnectorStatus(connectorId)?.status; } else { // Set default status connectorStatus = ConnectorStatusEnum.AVAILABLE; @@ -1860,7 +1875,7 @@ export default class ChargingStation { ConnectorStatusEnum.UNAVAILABLE ) ); - this.getConnectorStatus(connectorId).status = null; + this.getConnectorStatus(connectorId).status = undefined; } } } @@ -1874,25 +1889,25 @@ export default class ChargingStation { ChargingStationConfigurationUtils.getConfigurationKey( this, StandardParametersKey.WebSocketPingInterval - ).value + )?.value ) : 0; if (webSocketPingInterval > 0 && !this.webSocketPingSetInterval) { this.webSocketPingSetInterval = setInterval(() => { if (this.isWebSocketConnectionOpened() === true) { - this.wsConnection.ping(); + this.wsConnection?.ping(); } }, webSocketPingInterval * 1000); logger.info( - this.logPrefix() + - ' WebSocket ping started every ' + - Utils.formatDurationSeconds(webSocketPingInterval) + `${this.logPrefix()} WebSocket ping started every ${Utils.formatDurationSeconds( + webSocketPingInterval + )}` ); } else if (this.webSocketPingSetInterval) { logger.info( - this.logPrefix() + - ' WebSocket ping already started every ' + - Utils.formatDurationSeconds(webSocketPingInterval) + `${this.logPrefix()} WebSocket ping already started every ${Utils.formatDurationSeconds( + webSocketPingInterval + )}` ); } else { logger.error( @@ -1912,8 +1927,8 @@ export default class ChargingStation { } private getConfiguredSupervisionUrl(): URL { - const supervisionUrls = this.stationInfo.supervisionUrls ?? Configuration.getSupervisionUrls(); - if (!Utils.isEmptyArray(supervisionUrls)) { + const supervisionUrls = this.stationInfo?.supervisionUrls ?? Configuration.getSupervisionUrls(); + if (Utils.isNotEmptyArray(supervisionUrls)) { switch (Configuration.getSupervisionUrlDistribution()) { case SupervisionUrlDistribution.ROUND_ROBIN: // FIXME @@ -1973,21 +1988,19 @@ export default class ChargingStation { private terminateWSConnection(): void { if (this.isWebSocketConnectionOpened() === true) { - this.wsConnection.terminate(); + this.wsConnection?.terminate(); this.wsConnection = null; } } private stopMeterValues(connectorId: number) { if (this.getConnectorStatus(connectorId)?.transactionSetInterval) { - clearInterval(this.getConnectorStatus(connectorId).transactionSetInterval); + clearInterval(this.getConnectorStatus(connectorId)?.transactionSetInterval); } } private getReconnectExponentialDelay(): boolean { - return !Utils.isUndefined(this.stationInfo.reconnectExponentialDelay) - ? this.stationInfo.reconnectExponentialDelay - : false; + return this.stationInfo?.reconnectExponentialDelay ?? false; } private async reconnect(): Promise { @@ -2020,7 +2033,7 @@ export default class ChargingStation { ); await Utils.sleep(reconnectDelay); logger.error( - this.logPrefix() + ' WebSocket connection retry #' + this.autoReconnectRetryCount.toString() + `${this.logPrefix()} WebSocket connection retry #${this.autoReconnectRetryCount.toString()}` ); this.openWSConnection( { ...(this.stationInfo?.wsOptions ?? {}), handshakeTimeout: reconnectTimeout }, @@ -2036,8 +2049,10 @@ export default class ChargingStation { } } - private getAutomaticTransactionGeneratorConfigurationFromTemplate(): AutomaticTransactionGeneratorConfiguration | null { - return this.getTemplateFromFile()?.AutomaticTransactionGenerator ?? null; + private getAutomaticTransactionGeneratorConfigurationFromTemplate(): + | AutomaticTransactionGeneratorConfiguration + | undefined { + return this.getTemplateFromFile()?.AutomaticTransactionGenerator; } private initializeConnectorStatus(connectorId: number): void {