X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fcharging-station%2FChargingStation.ts;h=843093e27fd226b17bbba8f7062b271a8808e5a6;hb=9ac86a7ea04eb1155c2a720b36f6bf33ba336767;hp=83074dd7e9f23516e831bc0845ae154736032666;hpb=6af9012e5b9ef2ed6f4fe8a9696b40ac0e8da4d0;p=e-mobility-charging-stations-simulator.git diff --git a/src/charging-station/ChargingStation.ts b/src/charging-station/ChargingStation.ts index 83074dd7..843093e2 100644 --- a/src/charging-station/ChargingStation.ts +++ b/src/charging-station/ChargingStation.ts @@ -1,10 +1,19 @@ +import { AuthorizationStatus, StartTransactionResponse, StopTransactionReason, StopTransactionResponse } from '../types/Transaction'; +import ChargingStationConfiguration, { ConfigurationKey } from '../types/ChargingStationConfiguration'; +import ChargingStationTemplate, { PowerOutType } from '../types/ChargingStationTemplate'; +import { ConfigurationResponse, DefaultRequestResponse, UnlockResponse } from '../types/RequestResponses'; +import Connectors, { Connector } from '../types/Connectors'; +import MeterValue, { MeterValueLocation, MeterValueMeasurand, MeterValuePhase, MeterValueUnit } from '../types/MeterValue'; import { PerformanceObserver, performance } from 'perf_hooks'; import AutomaticTransactionGenerator from './AutomaticTransactionGenerator'; +import { ChargePointErrorCode } from '../types/ChargePointErrorCode'; +import { ChargePointStatus } from '../types/ChargePointStatus'; +import ChargingStationInfo from '../types/ChargingStationInfo'; import Configuration from '../utils/Configuration'; import Constants from '../utils/Constants.js'; import ElectricUtils from '../utils/ElectricUtils'; -import { MeasurandValues } from '../types/MeasurandValues'; +import MeasurandValues from '../types/MeasurandValues'; import OCPPError from './OcppError.js'; import Statistics from '../utils/Statistics'; import Utils from '../utils/Utils'; @@ -15,25 +24,32 @@ import logger from '../utils/Logger'; export default class ChargingStation { private _index: number; - private _stationTemplateFile; - private _stationInfo; - private _bootNotificationMessage; - private _connectors; - private _configuration; - private _connectorsConfigurationHash; - private _supervisionUrl; - private _wsConnectionUrl; - private _wsConnection; - private _isSocketRestart; - private _autoReconnectRetryCount; - private _autoReconnectMaxRetries; - private _autoReconnectTimeout; - private _requests; - private _messageQueue; + private _stationTemplateFile: string; + private _stationInfo: ChargingStationInfo; + private _bootNotificationMessage: { + chargePointModel: string, + chargePointVendor: string, + chargeBoxSerialNumber?: string, + firmwareVersion?: string, + }; + + private _connectors: Connectors; + private _configuration: ChargingStationConfiguration; + private _connectorsConfigurationHash: string; + private _supervisionUrl: string; + private _wsConnectionUrl: string; + private _wsConnection: WebSocket; + private _hasStopped: boolean; + private _hasSocketRestarted: boolean; + private _autoReconnectRetryCount: number; + private _autoReconnectMaxRetries: number; + private _autoReconnectTimeout: number; + private _requests: { [id: string]: [(payload?, requestPayload?) => void, (error?: OCPPError) => void, object] }; + private _messageQueue: any[]; private _automaticTransactionGeneration: AutomaticTransactionGenerator; private _authorizedTags: string[]; - private _heartbeatInterval; - private _heartbeatSetInterval; + private _heartbeatInterval: number; + private _heartbeatSetInterval: NodeJS.Timeout; private _statistics: Statistics; private _performanceObserver: PerformanceObserver; @@ -43,7 +59,8 @@ export default class ChargingStation { this._connectors = {}; this._initialize(); - this._isSocketRestart = false; + this._hasStopped = false; + this._hasSocketRestarted = false; this._autoReconnectRetryCount = 0; this._autoReconnectMaxRetries = Configuration.getAutoReconnectMaxRetries(); // -1 for unlimited this._autoReconnectTimeout = Configuration.getAutoReconnectTimeout() * 1000; // Ms, zero for disabling @@ -54,33 +71,34 @@ export default class ChargingStation { this._authorizedTags = this._loadAndGetAuthorizedTags(); } - _getStationName(stationTemplate): string { - return stationTemplate.fixedName ? stationTemplate.baseName : stationTemplate.baseName + '-' + ('000000000' + this._index).substr(('000000000' + this._index).length - 4); + _getStationName(stationTemplate: ChargingStationTemplate): string { + return stationTemplate.fixedName ? stationTemplate.baseName : stationTemplate.baseName + '-' + ('000000000' + this._index.toString()).substr(('000000000' + this._index.toString()).length - 4); } - _buildStationInfo() { - let stationTemplateFromFile; + _buildStationInfo(): ChargingStationInfo { + let stationTemplateFromFile: ChargingStationTemplate; try { // Load template file const fileDescriptor = fs.openSync(this._stationTemplateFile, 'r'); - stationTemplateFromFile = JSON.parse(fs.readFileSync(fileDescriptor, 'utf8')); + stationTemplateFromFile = JSON.parse(fs.readFileSync(fileDescriptor, 'utf8')) as ChargingStationTemplate; fs.closeSync(fileDescriptor); } catch (error) { logger.error('Template file ' + this._stationTemplateFile + ' loading error: ' + error); throw error; } - const stationTemplate = stationTemplateFromFile || {}; + const stationInfo: ChargingStationInfo = stationTemplateFromFile || {} as ChargingStationInfo; if (!Utils.isEmptyArray(stationTemplateFromFile.power)) { - stationTemplate.maxPower = stationTemplateFromFile.power[Math.floor(Math.random() * stationTemplateFromFile.power.length)]; + stationTemplateFromFile.power = stationTemplateFromFile.power as number[]; + stationInfo.maxPower = stationTemplateFromFile.power[Math.floor(Math.random() * stationTemplateFromFile.power.length)]; } else { - stationTemplate.maxPower = stationTemplateFromFile.power; + stationInfo.maxPower = stationTemplateFromFile.power as number; } - stationTemplate.name = this._getStationName(stationTemplateFromFile); - stationTemplate.resetTime = stationTemplateFromFile.resetTime ? stationTemplateFromFile.resetTime * 1000 : Constants.CHARGING_STATION_DEFAULT_RESET_TIME; - return stationTemplate; + stationInfo.name = this._getStationName(stationTemplateFromFile); + stationInfo.resetTime = stationTemplateFromFile.resetTime ? stationTemplateFromFile.resetTime * 1000 : Constants.CHARGING_STATION_DEFAULT_RESET_TIME; + return stationInfo; } - get stationInfo() { + get stationInfo(): ChargingStationInfo { return this._stationInfo; } @@ -105,7 +123,7 @@ export default class ChargingStation { logger.warn(`${this._logPrefix()} Charging station template ${this._stationTemplateFile} with no connector configurations`); } // Sanity check - if (maxConnectors > (this._stationInfo.Connectors[0] ? templateMaxConnectors - 1 : templateMaxConnectors) && !Utils.convertToBoolean(this._stationInfo.randomConnectors)) { + if (maxConnectors > (this._stationInfo.Connectors[0] ? templateMaxConnectors - 1 : templateMaxConnectors) && !this._stationInfo.randomConnectors) { logger.warn(`${this._logPrefix()} Number of connectors exceeds the number of connector configurations in template ${this._stationTemplateFile}, forcing random connector configurations affectation`); this._stationInfo.randomConnectors = true; } @@ -116,15 +134,15 @@ export default class ChargingStation { // Add connector Id 0 let lastConnector = '0'; for (lastConnector in this._stationInfo.Connectors) { - if (Utils.convertToInt(lastConnector) === 0 && Utils.convertToBoolean(this._stationInfo.useConnectorId0) && this._stationInfo.Connectors[lastConnector]) { - this._connectors[lastConnector] = Utils.cloneObject(this._stationInfo.Connectors[lastConnector]); + if (Utils.convertToInt(lastConnector) === 0 && this._stationInfo.useConnectorId0 && this._stationInfo.Connectors[lastConnector]) { + this._connectors[lastConnector] = Utils.cloneObject(this._stationInfo.Connectors[lastConnector]) as Connector; } } // Generate all connectors if ((this._stationInfo.Connectors[0] ? templateMaxConnectors - 1 : templateMaxConnectors) > 0) { for (let index = 1; index <= maxConnectors; index++) { - const randConnectorID = Utils.convertToBoolean(this._stationInfo.randomConnectors) ? Utils.getRandomInt(Utils.convertToInt(lastConnector), 1) : index; - this._connectors[index] = Utils.cloneObject(this._stationInfo.Connectors[randConnectorID]); + const randConnectorID = this._stationInfo.randomConnectors ? Utils.getRandomInt(Utils.convertToInt(lastConnector), 1) : index; + this._connectors[index] = Utils.cloneObject(this._stationInfo.Connectors[randConnectorID]) as Connector; } } } @@ -133,13 +151,13 @@ export default class ChargingStation { // Initialize transaction attributes on connectors for (const connector in this._connectors) { if (!this.getConnector(Utils.convertToInt(connector)).transactionStarted) { - this._initTransactionOnConnector(connector); + this._initTransactionOnConnector(Utils.convertToInt(connector)); } } // OCPP parameters - this._addConfigurationKey('NumberOfConnectors', this._getNumberOfConnectors(), true); + this._addConfigurationKey('NumberOfConnectors', this._getNumberOfConnectors().toString(), true); if (!this._getConfigurationKey('MeterValuesSampledData')) { - this._addConfigurationKey('MeterValuesSampledData', 'Energy.Active.Import.Register'); + this._addConfigurationKey('MeterValuesSampledData', MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER); } this._stationInfo.powerDivider = this._getPowerDivider(); if (this.getEnableStatistics()) { @@ -147,13 +165,13 @@ export default class ChargingStation { this._statistics.objName = this._stationInfo.name; this._performanceObserver = new PerformanceObserver((list) => { const entry = list.getEntries()[0]; - this._statistics.logPerformance(entry, 'ChargingStation'); + this._statistics.logPerformance(entry, Constants.ENTITY_CHARGING_STATION); this._performanceObserver.disconnect(); }); } } - get connectors() { + get connectors(): Connectors { return this._connectors; } @@ -165,22 +183,22 @@ export default class ChargingStation { return Utils.logPrefix(` ${this._stationInfo.name}:`); } - _getConfiguration() { - return this._stationInfo.Configuration ? this._stationInfo.Configuration : {}; + _getConfiguration(): ChargingStationConfiguration { + return this._stationInfo.Configuration ? this._stationInfo.Configuration : {} as ChargingStationConfiguration; } - _getAuthorizationFile() { + _getAuthorizationFile(): string { return this._stationInfo.authorizationFile && this._stationInfo.authorizationFile; } _loadAndGetAuthorizedTags(): string[] { - let authorizedTags = []; + let authorizedTags: string[] = []; const authorizationFile = this._getAuthorizationFile(); if (authorizationFile) { try { // Load authorization file const fileDescriptor = fs.openSync(authorizationFile, 'r'); - authorizedTags = JSON.parse(fs.readFileSync(fileDescriptor, 'utf8')); + authorizedTags = JSON.parse(fs.readFileSync(fileDescriptor, 'utf8')) as string[]; fs.closeSync(fileDescriptor); } catch (error) { logger.error(this._logPrefix() + ' Authorization file ' + authorizationFile + ' loading error: ' + error); @@ -192,29 +210,29 @@ export default class ChargingStation { return authorizedTags; } - getRandomTagId() { + getRandomTagId(): string { const index = Math.floor(Math.random() * this._authorizedTags.length); return this._authorizedTags[index]; } - hasAuthorizedTags() { + hasAuthorizedTags(): boolean { return !Utils.isEmptyArray(this._authorizedTags); } - getEnableStatistics() { - return !Utils.isUndefined(this._stationInfo.enableStatistics) ? Utils.convertToBoolean(this._stationInfo.enableStatistics) : true; + getEnableStatistics(): boolean { + return !Utils.isUndefined(this._stationInfo.enableStatistics) ? this._stationInfo.enableStatistics : true; } _getNumberOfPhases(): number { switch (this._getPowerOutType()) { - case 'AC': + case PowerOutType.AC: return !Utils.isUndefined(this._stationInfo.numberOfPhases) ? Utils.convertToInt(this._stationInfo.numberOfPhases) : 3; - case 'DC': + case PowerOutType.DC: return 0; } } - _getNumberOfRunningTransactions() { + _getNumberOfRunningTransactions(): number { let trxCount = 0; for (const connector in this._connectors) { if (this.getConnector(Utils.convertToInt(connector)).transactionStarted) { @@ -224,7 +242,7 @@ export default class ChargingStation { return trxCount; } - _getPowerDivider() { + _getPowerDivider(): number { let powerDivider = this._getNumberOfConnectors(); if (this._stationInfo.powerSharedByConnectors) { powerDivider = this._getNumberOfRunningTransactions(); @@ -232,21 +250,22 @@ export default class ChargingStation { return powerDivider; } - getConnector(id: number) { + getConnector(id: number): Connector { return this._connectors[id]; } - _getTemplateMaxNumberOfConnectors() { + _getTemplateMaxNumberOfConnectors(): number { return Object.keys(this._stationInfo.Connectors).length; } - _getMaxNumberOfConnectors() { + _getMaxNumberOfConnectors(): number { let maxConnectors = 0; if (!Utils.isEmptyArray(this._stationInfo.numberOfConnectors)) { + const numberOfConnectors = this._stationInfo.numberOfConnectors as number[]; // Distribute evenly the number of connectors - maxConnectors = this._stationInfo.numberOfConnectors[(this._index - 1) % this._stationInfo.numberOfConnectors.length]; + maxConnectors = numberOfConnectors[(this._index - 1) % numberOfConnectors.length] ; } else if (!Utils.isUndefined(this._stationInfo.numberOfConnectors)) { - maxConnectors = this._stationInfo.numberOfConnectors; + maxConnectors = this._stationInfo.numberOfConnectors as number; } else { maxConnectors = this._stationInfo.Connectors[0] ? this._getTemplateMaxNumberOfConnectors() - 1 : this._getTemplateMaxNumberOfConnectors(); } @@ -257,14 +276,14 @@ export default class ChargingStation { return this._connectors[0] ? Object.keys(this._connectors).length - 1 : Object.keys(this._connectors).length; } - _getVoltageOut() { + _getVoltageOut(): number { const errMsg = `${this._logPrefix()} Unknown ${this._getPowerOutType()} powerOutType in template file ${this._stationTemplateFile}, cannot define default voltage out`; - let defaultVoltageOut; + let defaultVoltageOut: number; switch (this._getPowerOutType()) { - case 'AC': + case PowerOutType.AC: defaultVoltageOut = 230; break; - case 'DC': + case PowerOutType.DC: defaultVoltageOut = 400; break; default: @@ -274,12 +293,20 @@ export default class ChargingStation { return !Utils.isUndefined(this._stationInfo.voltageOut) ? Utils.convertToInt(this._stationInfo.voltageOut) : defaultVoltageOut; } - _getPowerOutType() { - return !Utils.isUndefined(this._stationInfo.powerOutType) ? this._stationInfo.powerOutType : 'AC'; + _getTransactionidTag(transactionId: number): string { + for (const connector in this._connectors) { + if (this.getConnector(Utils.convertToInt(connector)).transactionId === transactionId) { + return this.getConnector(Utils.convertToInt(connector)).idTag; + } + } + } + + _getPowerOutType(): PowerOutType { + return !Utils.isUndefined(this._stationInfo.powerOutType) ? this._stationInfo.powerOutType : PowerOutType.AC; } - _getSupervisionURL() { - const supervisionUrls = Utils.cloneObject(this._stationInfo.supervisionURL ? this._stationInfo.supervisionURL : Configuration.getSupervisionURLs()); + _getSupervisionURL(): string { + const supervisionUrls = Utils.cloneObject(this._stationInfo.supervisionURL ? this._stationInfo.supervisionURL : Configuration.getSupervisionURLs()) as string|string[]; let indexUrl = 0; if (!Utils.isEmptyArray(supervisionUrls)) { if (Configuration.getDistributeStationToTenantEqually()) { @@ -288,38 +315,40 @@ export default class ChargingStation { // Get a random url indexUrl = Math.floor(Math.random() * supervisionUrls.length); } - return supervisionUrls[indexUrl]; + return supervisionUrls[indexUrl] ; } - return supervisionUrls; + return supervisionUrls as string; } - _getAuthorizeRemoteTxRequests() { + _getAuthorizeRemoteTxRequests(): boolean { const authorizeRemoteTxRequests = this._getConfigurationKey('AuthorizeRemoteTxRequests'); return authorizeRemoteTxRequests ? Utils.convertToBoolean(authorizeRemoteTxRequests.value) : false; } - _getLocalAuthListEnabled() { + _getLocalAuthListEnabled(): boolean { const localAuthListEnabled = this._getConfigurationKey('LocalAuthListEnabled'); return localAuthListEnabled ? Utils.convertToBoolean(localAuthListEnabled.value) : false; } - _basicStartMessageSequence(): void { + _startMessageSequence(): void { // Start heartbeat this._startHeartbeat(); // Initialize connectors status for (const connector in this._connectors) { if (!this.getConnector(Utils.convertToInt(connector)).transactionStarted) { - if (this.getConnector(Utils.convertToInt(connector)).bootStatus) { - this.sendStatusNotificationWithTimeout(connector, this.getConnector(Utils.convertToInt(connector)).bootStatus); + if (!this.getConnector(Utils.convertToInt(connector)).status && this.getConnector(Utils.convertToInt(connector)).bootStatus) { + this.sendStatusNotification(Utils.convertToInt(connector), this.getConnector(Utils.convertToInt(connector)).bootStatus); + } else if (!this._hasStopped && this.getConnector(Utils.convertToInt(connector)).status) { + this.sendStatusNotification(Utils.convertToInt(connector), this.getConnector(Utils.convertToInt(connector)).status); } else { - this.sendStatusNotificationWithTimeout(connector, 'Available'); + this.sendStatusNotification(Utils.convertToInt(connector), ChargePointStatus.AVAILABLE); } } else { - this.sendStatusNotificationWithTimeout(connector, 'Charging'); + this.sendStatusNotification(Utils.convertToInt(connector), ChargePointStatus.CHARGING); } } // Start the ATG - if (Utils.convertToBoolean(this._stationInfo.AutomaticTransactionGenerator.enable)) { + if (this._stationInfo.AutomaticTransactionGenerator.enable) { if (!this._automaticTransactionGeneration) { this._automaticTransactionGeneration = new AutomaticTransactionGenerator(this); } @@ -332,26 +361,43 @@ export default class ChargingStation { } } + async _stopMessageSequence(reason: StopTransactionReason = StopTransactionReason.NONE): Promise { + // Stop heartbeat + this._stopHeartbeat(); + // Stop the ATG + if (this._stationInfo.AutomaticTransactionGenerator.enable && + this._automaticTransactionGeneration && + !this._automaticTransactionGeneration.timeToStop) { + await this._automaticTransactionGeneration.stop(reason); + } else { + for (const connector in this._connectors) { + if (this.getConnector(Utils.convertToInt(connector)).transactionStarted) { + await this.sendStopTransaction(this.getConnector(Utils.convertToInt(connector)).transactionId, reason); + } + } + } + } + _startHeartbeat(): void { if (this._heartbeatInterval && this._heartbeatInterval > 0 && !this._heartbeatSetInterval) { this._heartbeatSetInterval = setInterval(() => { this.sendHeartbeat(); }, this._heartbeatInterval); - logger.info(this._logPrefix() + ' Heartbeat started every ' + this._heartbeatInterval.toString() + 'ms'); + logger.info(this._logPrefix() + ' Heartbeat started every ' + Utils.milliSecondsToHHMMSS(this._heartbeatInterval)); } else { - logger.error(`${this._logPrefix()} Heartbeat interval set to ${this._heartbeatInterval}ms, not starting the heartbeat`); + logger.error(`${this._logPrefix()} Heartbeat interval set to ${Utils.milliSecondsToHHMMSS(this._heartbeatInterval)}, not starting the heartbeat`); } } - _stopHeartbeat() { + _stopHeartbeat(): void { if (this._heartbeatSetInterval) { clearInterval(this._heartbeatSetInterval); this._heartbeatSetInterval = null; } } - _startAuthorizationFileMonitoring() { - // eslint-disable-next-line no-unused-vars + _startAuthorizationFileMonitoring(): void { + // eslint-disable-next-line @typescript-eslint/no-unused-vars fs.watchFile(this._getAuthorizationFile(), (current, previous) => { try { logger.debug(this._logPrefix() + ' Authorization file ' + this._getAuthorizationFile() + ' have changed, reload'); @@ -363,15 +409,17 @@ export default class ChargingStation { }); } - _startStationTemplateFileMonitoring() { - // eslint-disable-next-line no-unused-vars + _startStationTemplateFileMonitoring(): void { + // eslint-disable-next-line @typescript-eslint/no-unused-vars fs.watchFile(this._stationTemplateFile, (current, previous) => { try { logger.debug(this._logPrefix() + ' Template file ' + this._stationTemplateFile + ' have changed, reload'); // Initialize this._initialize(); - this._addConfigurationKey('HeartBeatInterval', Utils.convertToInt(this._heartbeatInterval ? this._heartbeatInterval / 1000 : 0)); - this._addConfigurationKey('HeartbeatInterval', Utils.convertToInt(this._heartbeatInterval ? this._heartbeatInterval / 1000 : 0), false, false); + if (!this._stationInfo.AutomaticTransactionGenerator.enable && + this._automaticTransactionGeneration) { + this._automaticTransactionGeneration.stop().catch(() => { }); + } } catch (error) { logger.error(this._logPrefix() + ' Charging station template file monitoring error: ' + error); } @@ -393,17 +441,17 @@ export default class ChargingStation { this._performanceObserver.observe({ entryTypes: ['function'], }); - await sendMeterValues(connectorId, interval); + await sendMeterValues(connectorId, interval, this); } else { - await this.sendMeterValues(connectorId, interval); + await this.sendMeterValues(connectorId, interval, this); } }, interval); } else { - logger.error(`${this._logPrefix()} Charging station MeterValueSampleInterval configuration set to ${interval}ms, not sending MeterValues`); + logger.error(`${this._logPrefix()} Charging station MeterValueSampleInterval configuration set to ${Utils.milliSecondsToHHMMSS(interval)}, not sending MeterValues`); } } - start() { + start(): void { if (!this._wsConnectionUrl) { this._wsConnectionUrl = this._supervisionUrl + '/' + this._stationInfo.name; } @@ -425,38 +473,27 @@ export default class ChargingStation { this._wsConnection.on('ping', this.onPing.bind(this)); } - async stop(reason = '') { - // Stop heartbeat - this._stopHeartbeat(); - // Stop the ATG - if (Utils.convertToBoolean(this._stationInfo.AutomaticTransactionGenerator.enable) && - this._automaticTransactionGeneration && - !this._automaticTransactionGeneration.timeToStop) { - await this._automaticTransactionGeneration.stop(reason); - } else { - for (const connector in this._connectors) { - if (this.getConnector(Utils.convertToInt(connector)).transactionStarted) { - await this.sendStopTransaction(this.getConnector(Utils.convertToInt(connector)).transactionId, reason); - } - } - } + async stop(reason: StopTransactionReason = StopTransactionReason.NONE): Promise { + // Stop + await this._stopMessageSequence(reason); // eslint-disable-next-line guard-for-in for (const connector in this._connectors) { - await this.sendStatusNotification(Utils.convertToInt(connector), 'Unavailable'); + await this.sendStatusNotification(Utils.convertToInt(connector), ChargePointStatus.UNAVAILABLE); } if (this._wsConnection && this._wsConnection.readyState === WebSocket.OPEN) { - await this._wsConnection.close(); + this._wsConnection.close(); } + this._hasStopped = true; } - _reconnect(error) { + _reconnect(error): void { logger.error(this._logPrefix() + ' Socket: abnormally closed', error); // Stop the ATG if needed - if (Utils.convertToBoolean(this._stationInfo.AutomaticTransactionGenerator.enable) && - Utils.convertToBoolean(this._stationInfo.AutomaticTransactionGenerator.stopOnConnectionFailure) && + if (this._stationInfo.AutomaticTransactionGenerator.enable && + this._stationInfo.AutomaticTransactionGenerator.stopOnConnectionFailure && this._automaticTransactionGeneration && !this._automaticTransactionGeneration.timeToStop) { - this._automaticTransactionGeneration.stop(); + this._automaticTransactionGeneration.stop().catch(() => {}); } // Stop heartbeat this._stopHeartbeat(); @@ -465,7 +502,7 @@ export default class ChargingStation { logger.error(`${this._logPrefix()} Socket: connection retry with timeout ${this._autoReconnectTimeout}ms`); this._autoReconnectRetryCount++; setTimeout(() => { - logger.error(this._logPrefix() + ' Socket: reconnecting try #' + this._autoReconnectRetryCount); + logger.error(this._logPrefix() + ' Socket: reconnecting try #' + this._autoReconnectRetryCount.toString()); this.start(); }, this._autoReconnectTimeout); } else if (this._autoReconnectTimeout !== 0 || this._autoReconnectMaxRetries !== -1) { @@ -473,14 +510,14 @@ export default class ChargingStation { } } - onOpen() { + onOpen(): void { logger.info(`${this._logPrefix()} Is connected to server through ${this._wsConnectionUrl}`); - if (!this._isSocketRestart) { + if (!this._hasSocketRestarted) { // Send BootNotification this.sendBootNotification(); } - if (this._isSocketRestart) { - this._basicStartMessageSequence(); + if (this._hasSocketRestarted) { + this._startMessageSequence(); if (!Utils.isEmptyArray(this._messageQueue)) { this._messageQueue.forEach((message) => { if (this._wsConnection && this._wsConnection.readyState === WebSocket.OPEN) { @@ -490,13 +527,13 @@ export default class ChargingStation { } } this._autoReconnectRetryCount = 0; - this._isSocketRestart = false; + this._hasSocketRestarted = false; } - onError(error) { + onError(error): void { switch (error) { case 'ECONNREFUSED': - this._isSocketRestart = true; + this._hasSocketRestarted = true; this._reconnect(error); break; default: @@ -505,7 +542,7 @@ export default class ChargingStation { } } - onClose(error) { + onClose(error): void { switch (error) { case 1000: // Normal close case 1005: @@ -513,17 +550,17 @@ export default class ChargingStation { this._autoReconnectRetryCount = 0; break; default: // Abnormal close - this._isSocketRestart = true; + this._hasSocketRestarted = true; this._reconnect(error); break; } } - onPing() { + onPing(): void { logger.debug(this._logPrefix() + ' Has received a WS ping (rfc6455) from the server'); } - async onMessage(message) { + async onMessage(message): Promise { let [messageType, messageId, commandName, commandPayload, errorDetails] = [0, '', Constants.ENTITY_CHARGING_STATION, '', '']; try { // Parse the message @@ -533,6 +570,9 @@ export default class ChargingStation { switch (messageType) { // Incoming Message case Constants.OCPP_JSON_CALL_MESSAGE: + if (this.getEnableStatistics()) { + this._statistics.addMessage(commandName, messageType); + } // Process the call await this.handleRequest(messageId, commandName, commandPayload); break; @@ -548,7 +588,7 @@ export default class ChargingStation { } if (!responseCallback) { // Error - throw new Error(`Response for unknown message id ${messageId}`); + throw new Error(`Response request for unknown message id ${messageId}`); } delete this._requests[messageId]; responseCallback(commandName, requestPayload); @@ -557,7 +597,7 @@ export default class ChargingStation { case Constants.OCPP_JSON_CALL_ERROR_MESSAGE: if (!this._requests[messageId]) { // Error - throw new Error(`Error for unknown message id ${messageId}`); + throw new Error(`Error request for unknown message id ${messageId}`); } // eslint-disable-next-line no-case-declarations let rejectCallback; @@ -571,38 +611,42 @@ export default class ChargingStation { break; // Error default: - throw new Error(`Wrong message type ${messageType}`); + // eslint-disable-next-line no-case-declarations + const errMsg = `${this._logPrefix()} Wrong message type ${messageType}`; + logger.error(errMsg); + throw new Error(errMsg); } } catch (error) { // Log - logger.error('%s Incoming message %j processing error %s on request content %s', this._logPrefix(), message, error, this._requests[messageId]); + logger.error('%s Incoming message %j processing error %s on request content type %s', this._logPrefix(), message, error, this._requests[messageId]); // Send error - // await this.sendError(messageId, error); + await this.sendError(messageId, error, commandName); } } - sendHeartbeat() { + async sendHeartbeat(): Promise { try { const payload = { currentTime: new Date().toISOString(), }; - this.sendMessage(Utils.generateUUID(), payload, Constants.OCPP_JSON_CALL_MESSAGE, 'Heartbeat'); + await this.sendMessage(Utils.generateUUID(), payload, Constants.OCPP_JSON_CALL_MESSAGE, 'Heartbeat'); } catch (error) { logger.error(this._logPrefix() + ' Send Heartbeat error: ' + error); throw error; } } - sendBootNotification() { + async sendBootNotification(): Promise { try { - this.sendMessage(Utils.generateUUID(), this._bootNotificationMessage, Constants.OCPP_JSON_CALL_MESSAGE, 'BootNotification'); + await this.sendMessage(Utils.generateUUID(), this._bootNotificationMessage, Constants.OCPP_JSON_CALL_MESSAGE, 'BootNotification'); } catch (error) { logger.error(this._logPrefix() + ' Send BootNotification error: ' + error); throw error; } } - async sendStatusNotification(connectorId: number, status, errorCode = 'NoError') { + async sendStatusNotification(connectorId: number, status: ChargePointStatus, errorCode: ChargePointErrorCode = ChargePointErrorCode.NO_ERROR): Promise { + this.getConnector(connectorId).status = status; try { const payload = { connectorId, @@ -616,124 +660,123 @@ export default class ChargingStation { } } - sendStatusNotificationWithTimeout(connectorId, status, errorCode = 'NoError', timeout = Constants.STATUS_NOTIFICATION_TIMEOUT) { - setTimeout(async () => this.sendStatusNotification(connectorId, status, errorCode), timeout); - } - - async sendStartTransaction(connectorId: number, idTag?: string) { + async sendStartTransaction(connectorId: number, idTag?: string): Promise { try { const payload = { connectorId, - ...!Utils.isUndefined(idTag) && { idTag }, + ...!Utils.isUndefined(idTag) ? { idTag } : { idTag: Constants.TRANSACTION_DEFAULT_IDTAG }, meterStart: 0, timestamp: new Date().toISOString(), }; - return await this.sendMessage(Utils.generateUUID(), payload, Constants.OCPP_JSON_CALL_MESSAGE, 'StartTransaction'); + return await this.sendMessage(Utils.generateUUID(), payload, Constants.OCPP_JSON_CALL_MESSAGE, 'StartTransaction') as StartTransactionResponse; } catch (error) { logger.error(this._logPrefix() + ' Send StartTransaction error: ' + error); throw error; } } - sendStartTransactionWithTimeout(connectorId: number, idTag?: string, timeout = Constants.START_TRANSACTION_TIMEOUT) { - setTimeout(async () => this.sendStartTransaction(connectorId, idTag), timeout); - } - - async sendStopTransaction(transactionId, reason = ''): Promise { + async sendStopTransaction(transactionId: number, reason: StopTransactionReason = StopTransactionReason.NONE): Promise { + const idTag = this._getTransactionidTag(transactionId); try { const payload = { transactionId, + ...!Utils.isUndefined(idTag) && { idTag: idTag }, meterStop: 0, timestamp: new Date().toISOString(), ...reason && { reason }, }; - await this.sendMessage(Utils.generateUUID(), payload, Constants.OCPP_JSON_CALL_MESSAGE, 'StopTransaction'); + return await this.sendMessage(Utils.generateUUID(), payload, Constants.OCPP_JSON_CALL_MESSAGE, 'StopTransaction') as StartTransactionResponse; } catch (error) { logger.error(this._logPrefix() + ' Send StopTransaction error: ' + error); throw error; } } - async sendMeterValues(connectorId, interval, debug = false): Promise { + // eslint-disable-next-line consistent-this + async sendMeterValues(connectorId: number, interval: number, self: ChargingStation, debug = false): Promise { try { - const sampledValues = { + const sampledValues: { + timestamp: string; + sampledValue: MeterValue[]; + } = { timestamp: new Date().toISOString(), sampledValue: [], }; - const meterValuesTemplate = this.getConnector(connectorId).MeterValues; + const meterValuesTemplate = self.getConnector(connectorId).MeterValues; for (let index = 0; index < meterValuesTemplate.length; index++) { - const connector = this.getConnector(connectorId); + const connector = self.getConnector(connectorId); // SoC measurand - if (meterValuesTemplate[index].measurand && meterValuesTemplate[index].measurand === 'SoC' && this._getConfigurationKey('MeterValuesSampledData').value.includes('SoC')) { + if (meterValuesTemplate[index].measurand && meterValuesTemplate[index].measurand === MeterValueMeasurand.STATE_OF_CHARGE && self._getConfigurationKey('MeterValuesSampledData').value.includes(MeterValueMeasurand.STATE_OF_CHARGE)) { sampledValues.sampledValue.push({ - ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? { unit: meterValuesTemplate[index].unit } : { unit: 'Percent' }, + ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? { unit: meterValuesTemplate[index].unit } : { unit: MeterValueUnit.PERCENT }, ...!Utils.isUndefined(meterValuesTemplate[index].context) && { context: meterValuesTemplate[index].context }, measurand: meterValuesTemplate[index].measurand, - ...!Utils.isUndefined(meterValuesTemplate[index].location) ? { location: meterValuesTemplate[index].location } : { location: 'EV' }, - ...!Utils.isUndefined(meterValuesTemplate[index].value) ? { value: meterValuesTemplate[index].value } : { value: Utils.getRandomInt(100) }, + ...!Utils.isUndefined(meterValuesTemplate[index].location) ? { location: meterValuesTemplate[index].location } : { location: MeterValueLocation.EV }, + ...!Utils.isUndefined(meterValuesTemplate[index].value) ? { value: meterValuesTemplate[index].value } : { value: Utils.getRandomInt(100).toString() }, }); const sampledValuesIndex = sampledValues.sampledValue.length - 1; - if (sampledValues.sampledValue[sampledValuesIndex].value > 100 || debug) { - logger.error(`${this._logPrefix()} MeterValues measurand ${sampledValues.sampledValue[sampledValuesIndex].measurand ? sampledValues.sampledValue[sampledValuesIndex].measurand : 'Energy.Active.Import.Register'}: connectorId ${connectorId}, transaction ${connector.transactionId}, value: ${sampledValues.sampledValue[sampledValuesIndex].value}/100`); + if (Utils.convertToInt(sampledValues.sampledValue[sampledValuesIndex].value) > 100 || debug) { + logger.error(`${self._logPrefix()} MeterValues measurand ${sampledValues.sampledValue[sampledValuesIndex].measurand ? sampledValues.sampledValue[sampledValuesIndex].measurand : MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER}: connectorId ${connectorId}, transaction ${connector.transactionId}, value: ${sampledValues.sampledValue[sampledValuesIndex].value}/100`); } // Voltage measurand - } else if (meterValuesTemplate[index].measurand && meterValuesTemplate[index].measurand === 'Voltage' && this._getConfigurationKey('MeterValuesSampledData').value.includes('Voltage')) { + } else if (meterValuesTemplate[index].measurand && meterValuesTemplate[index].measurand === MeterValueMeasurand.VOLTAGE && self._getConfigurationKey('MeterValuesSampledData').value.includes(MeterValueMeasurand.VOLTAGE)) { + const voltageMeasurandValue = Utils.getRandomFloatRounded(self._getVoltageOut() + self._getVoltageOut() * 0.1, self._getVoltageOut() - self._getVoltageOut() * 0.1); sampledValues.sampledValue.push({ - ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? { unit: meterValuesTemplate[index].unit } : { unit: 'V' }, + ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? { unit: meterValuesTemplate[index].unit } : { unit: MeterValueUnit.VOLT }, ...!Utils.isUndefined(meterValuesTemplate[index].context) && { context: meterValuesTemplate[index].context }, measurand: meterValuesTemplate[index].measurand, ...!Utils.isUndefined(meterValuesTemplate[index].location) && { location: meterValuesTemplate[index].location }, - ...!Utils.isUndefined(meterValuesTemplate[index].value) ? { value: meterValuesTemplate[index].value } : { value: this._getVoltageOut() }, + ...!Utils.isUndefined(meterValuesTemplate[index].value) ? { value: meterValuesTemplate[index].value } : { value: voltageMeasurandValue.toString() }, }); - for (let phase = 1; this._getNumberOfPhases() === 3 && phase <= this._getNumberOfPhases(); phase++) { - const voltageValue = sampledValues.sampledValue[sampledValues.sampledValue.length - 1].value; - let phaseValue; + for (let phase = 1; self._getNumberOfPhases() === 3 && phase <= self._getNumberOfPhases(); phase++) { + const voltageValue = Utils.convertToFloat(sampledValues.sampledValue[sampledValues.sampledValue.length - 1].value); + let phaseValue: string; if (voltageValue >= 0 && voltageValue <= 250) { phaseValue = `L${phase}-N`; } else if (voltageValue > 250) { - phaseValue = `L${phase}-L${(phase + 1) % this._getNumberOfPhases() !== 0 ? (phase + 1) % this._getNumberOfPhases() : this._getNumberOfPhases()}`; + phaseValue = `L${phase}-L${(phase + 1) % self._getNumberOfPhases() !== 0 ? (phase + 1) % self._getNumberOfPhases() : self._getNumberOfPhases()}`; } sampledValues.sampledValue.push({ - ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? { unit: meterValuesTemplate[index].unit } : { unit: 'V' }, + ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? { unit: meterValuesTemplate[index].unit } : { unit: MeterValueUnit.VOLT }, ...!Utils.isUndefined(meterValuesTemplate[index].context) && { context: meterValuesTemplate[index].context }, measurand: meterValuesTemplate[index].measurand, ...!Utils.isUndefined(meterValuesTemplate[index].location) && { location: meterValuesTemplate[index].location }, - ...!Utils.isUndefined(meterValuesTemplate[index].value) ? { value: meterValuesTemplate[index].value } : { value: this._getVoltageOut() }, - phase: phaseValue, + ...!Utils.isUndefined(meterValuesTemplate[index].value) ? { value: meterValuesTemplate[index].value } : { value: voltageMeasurandValue.toString() }, + phase: phaseValue as MeterValuePhase, }); } // Power.Active.Import measurand - } else if (meterValuesTemplate[index].measurand && meterValuesTemplate[index].measurand === 'Power.Active.Import' && this._getConfigurationKey('MeterValuesSampledData').value.includes('Power.Active.Import')) { + } else if (meterValuesTemplate[index].measurand && meterValuesTemplate[index].measurand === MeterValueMeasurand.POWER_ACTIVE_IMPORT && self._getConfigurationKey('MeterValuesSampledData').value.includes(MeterValueMeasurand.POWER_ACTIVE_IMPORT)) { // FIXME: factor out powerDivider checks - if (Utils.isUndefined(this._stationInfo.powerDivider)) { - const errMsg = `${this._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'}: powerDivider is undefined`; + if (Utils.isUndefined(self._stationInfo.powerDivider)) { + const errMsg = `${self._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER}: powerDivider is undefined`; logger.error(errMsg); throw Error(errMsg); - } else if (this._stationInfo.powerDivider && this._stationInfo.powerDivider <= 0) { - const errMsg = `${this._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'}: powerDivider have zero or below value ${this._stationInfo.powerDivider}`; + } else if (self._stationInfo.powerDivider && self._stationInfo.powerDivider <= 0) { + const errMsg = `${self._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER}: powerDivider have zero or below value ${self._stationInfo.powerDivider}`; logger.error(errMsg); throw Error(errMsg); } - const errMsg = `${this._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'}: Unknown ${this._getPowerOutType()} powerOutType in template file ${this._stationTemplateFile}, cannot calculate ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'} measurand value`; - const powerMeasurandValues = {} as MeasurandValues ; - const maxPower = Math.round(this._stationInfo.maxPower / this._stationInfo.powerDivider); - const maxPowerPerPhase = Math.round((this._stationInfo.maxPower / this._stationInfo.powerDivider) / this._getNumberOfPhases()); - switch (this._getPowerOutType()) { - case 'AC': + const errMsg = `${self._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER}: Unknown ${self._getPowerOutType()} powerOutType in template file ${self._stationTemplateFile}, cannot calculate ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER} measurand value`; + const powerMeasurandValues = {} as MeasurandValues; + const maxPower = Math.round(self._stationInfo.maxPower / self._stationInfo.powerDivider); + const maxPowerPerPhase = Math.round((self._stationInfo.maxPower / self._stationInfo.powerDivider) / self._getNumberOfPhases()); + switch (self._getPowerOutType()) { + case PowerOutType.AC: if (Utils.isUndefined(meterValuesTemplate[index].value)) { powerMeasurandValues.L1 = Utils.getRandomFloatRounded(maxPowerPerPhase); powerMeasurandValues.L2 = 0; powerMeasurandValues.L3 = 0; - if (this._getNumberOfPhases() === 3) { + if (self._getNumberOfPhases() === 3) { powerMeasurandValues.L2 = Utils.getRandomFloatRounded(maxPowerPerPhase); powerMeasurandValues.L3 = Utils.getRandomFloatRounded(maxPowerPerPhase); } - powerMeasurandValues.all = Utils.roundTo(powerMeasurandValues.L1 + powerMeasurandValues.L2 + powerMeasurandValues.L3, 2); + powerMeasurandValues.allPhases = Utils.roundTo(powerMeasurandValues.L1 + powerMeasurandValues.L2 + powerMeasurandValues.L3, 2); } break; - case 'DC': + case PowerOutType.DC: if (Utils.isUndefined(meterValuesTemplate[index].value)) { - powerMeasurandValues.all = Utils.getRandomFloatRounded(maxPower); + powerMeasurandValues.allPhases = Utils.getRandomFloatRounded(maxPower); } break; default: @@ -741,60 +784,60 @@ export default class ChargingStation { throw Error(errMsg); } sampledValues.sampledValue.push({ - ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? { unit: meterValuesTemplate[index].unit } : { unit: 'W' }, + ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? { unit: meterValuesTemplate[index].unit } : { unit: MeterValueUnit.WATT }, ...!Utils.isUndefined(meterValuesTemplate[index].context) && { context: meterValuesTemplate[index].context }, measurand: meterValuesTemplate[index].measurand, ...!Utils.isUndefined(meterValuesTemplate[index].location) && { location: meterValuesTemplate[index].location }, - ...!Utils.isUndefined(meterValuesTemplate[index].value) ? { value: meterValuesTemplate[index].value } : { value: powerMeasurandValues.all }, + ...!Utils.isUndefined(meterValuesTemplate[index].value) ? { value: meterValuesTemplate[index].value } : { value: powerMeasurandValues.allPhases.toString() }, }); const sampledValuesIndex = sampledValues.sampledValue.length - 1; - if (sampledValues.sampledValue[sampledValuesIndex].value > maxPower || debug) { - logger.error(`${this._logPrefix()} MeterValues measurand ${sampledValues.sampledValue[sampledValuesIndex].measurand ? sampledValues.sampledValue[sampledValuesIndex].measurand : 'Energy.Active.Import.Register'}: connectorId ${connectorId}, transaction ${connector.transactionId}, value: ${sampledValues.sampledValue[sampledValuesIndex].value}/${maxPower}`); + if (Utils.convertToFloat(sampledValues.sampledValue[sampledValuesIndex].value) > maxPower || debug) { + logger.error(`${self._logPrefix()} MeterValues measurand ${sampledValues.sampledValue[sampledValuesIndex].measurand ? sampledValues.sampledValue[sampledValuesIndex].measurand : MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER}: connectorId ${connectorId}, transaction ${connector.transactionId}, value: ${sampledValues.sampledValue[sampledValuesIndex].value}/${maxPower}`); } - for (let phase = 1; this._getNumberOfPhases() === 3 && phase <= this._getNumberOfPhases(); phase++) { + for (let phase = 1; self._getNumberOfPhases() === 3 && phase <= self._getNumberOfPhases(); phase++) { const phaseValue = `L${phase}-N`; sampledValues.sampledValue.push({ - ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? { unit: meterValuesTemplate[index].unit } : { unit: 'W' }, + ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? { unit: meterValuesTemplate[index].unit } : { unit: MeterValueUnit.WATT }, ...!Utils.isUndefined(meterValuesTemplate[index].context) && { context: meterValuesTemplate[index].context }, ...!Utils.isUndefined(meterValuesTemplate[index].measurand) && { measurand: meterValuesTemplate[index].measurand }, ...!Utils.isUndefined(meterValuesTemplate[index].location) && { location: meterValuesTemplate[index].location }, ...!Utils.isUndefined(meterValuesTemplate[index].value) ? { value: meterValuesTemplate[index].value } : { value: powerMeasurandValues[`L${phase}`] }, - phase: phaseValue, + phase: phaseValue as MeterValuePhase, }); } // Current.Import measurand - } else if (meterValuesTemplate[index].measurand && meterValuesTemplate[index].measurand === 'Current.Import' && this._getConfigurationKey('MeterValuesSampledData').value.includes('Current.Import')) { + } else if (meterValuesTemplate[index].measurand && meterValuesTemplate[index].measurand === MeterValueMeasurand.CURRENT_IMPORT && self._getConfigurationKey('MeterValuesSampledData').value.includes(MeterValueMeasurand.CURRENT_IMPORT)) { // FIXME: factor out powerDivider checks - if (Utils.isUndefined(this._stationInfo.powerDivider)) { - const errMsg = `${this._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'}: powerDivider is undefined`; + if (Utils.isUndefined(self._stationInfo.powerDivider)) { + const errMsg = `${self._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER}: powerDivider is undefined`; logger.error(errMsg); throw Error(errMsg); - } else if (this._stationInfo.powerDivider && this._stationInfo.powerDivider <= 0) { - const errMsg = `${this._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'}: powerDivider have zero or below value ${this._stationInfo.powerDivider}`; + } else if (self._stationInfo.powerDivider && self._stationInfo.powerDivider <= 0) { + const errMsg = `${self._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER}: powerDivider have zero or below value ${self._stationInfo.powerDivider}`; logger.error(errMsg); throw Error(errMsg); } - const errMsg = `${this._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'}: Unknown ${this._getPowerOutType()} powerOutType in template file ${this._stationTemplateFile}, cannot calculate ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'} measurand value`; - const currentMeasurandValues = {} as MeasurandValues; - let maxAmperage; - switch (this._getPowerOutType()) { - case 'AC': - maxAmperage = ElectricUtils.ampPerPhaseFromPower(this._getNumberOfPhases(), this._stationInfo.maxPower / this._stationInfo.powerDivider, this._getVoltageOut()); + const errMsg = `${self._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER}: Unknown ${self._getPowerOutType()} powerOutType in template file ${self._stationTemplateFile}, cannot calculate ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER} measurand value`; + const currentMeasurandValues: MeasurandValues = {} as MeasurandValues; + let maxAmperage: number; + switch (self._getPowerOutType()) { + case PowerOutType.AC: + maxAmperage = ElectricUtils.ampPerPhaseFromPower(self._getNumberOfPhases(), self._stationInfo.maxPower / self._stationInfo.powerDivider, self._getVoltageOut()); if (Utils.isUndefined(meterValuesTemplate[index].value)) { currentMeasurandValues.L1 = Utils.getRandomFloatRounded(maxAmperage); currentMeasurandValues.L2 = 0; currentMeasurandValues.L3 = 0; - if (this._getNumberOfPhases() === 3) { + if (self._getNumberOfPhases() === 3) { currentMeasurandValues.L2 = Utils.getRandomFloatRounded(maxAmperage); currentMeasurandValues.L3 = Utils.getRandomFloatRounded(maxAmperage); } - currentMeasurandValues.all = Utils.roundTo((currentMeasurandValues.L1 + currentMeasurandValues.L2 + currentMeasurandValues.L3) / this._getNumberOfPhases(), 2); + currentMeasurandValues.allPhases = Utils.roundTo((currentMeasurandValues.L1 + currentMeasurandValues.L2 + currentMeasurandValues.L3) / self._getNumberOfPhases(), 2); } break; - case 'DC': - maxAmperage = ElectricUtils.ampTotalFromPower(this._stationInfo.maxPower / this._stationInfo.powerDivider, this._getVoltageOut()); + case PowerOutType.DC: + maxAmperage = ElectricUtils.ampTotalFromPower(self._stationInfo.maxPower / self._stationInfo.powerDivider, self._getVoltageOut()); if (Utils.isUndefined(meterValuesTemplate[index].value)) { - currentMeasurandValues.all = Utils.getRandomFloatRounded(maxAmperage); + currentMeasurandValues.allPhases = Utils.getRandomFloatRounded(maxAmperage); } break; default: @@ -802,41 +845,41 @@ export default class ChargingStation { throw Error(errMsg); } sampledValues.sampledValue.push({ - ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? { unit: meterValuesTemplate[index].unit } : { unit: 'A' }, + ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? { unit: meterValuesTemplate[index].unit } : { unit: MeterValueUnit.AMP }, ...!Utils.isUndefined(meterValuesTemplate[index].context) && { context: meterValuesTemplate[index].context }, measurand: meterValuesTemplate[index].measurand, ...!Utils.isUndefined(meterValuesTemplate[index].location) && { location: meterValuesTemplate[index].location }, - ...!Utils.isUndefined(meterValuesTemplate[index].value) ? { value: meterValuesTemplate[index].value } : { value: currentMeasurandValues.all }, + ...!Utils.isUndefined(meterValuesTemplate[index].value) ? { value: meterValuesTemplate[index].value } : { value: currentMeasurandValues.allPhases.toString() }, }); const sampledValuesIndex = sampledValues.sampledValue.length - 1; - if (sampledValues.sampledValue[sampledValuesIndex].value > maxAmperage || debug) { - logger.error(`${this._logPrefix()} MeterValues measurand ${sampledValues.sampledValue[sampledValuesIndex].measurand ? sampledValues.sampledValue[sampledValuesIndex].measurand : 'Energy.Active.Import.Register'}: connectorId ${connectorId}, transaction ${connector.transactionId}, value: ${sampledValues.sampledValue[sampledValuesIndex].value}/${maxAmperage}`); + if (Utils.convertToFloat(sampledValues.sampledValue[sampledValuesIndex].value) > maxAmperage || debug) { + logger.error(`${self._logPrefix()} MeterValues measurand ${sampledValues.sampledValue[sampledValuesIndex].measurand ? sampledValues.sampledValue[sampledValuesIndex].measurand : MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER}: connectorId ${connectorId}, transaction ${connector.transactionId}, value: ${sampledValues.sampledValue[sampledValuesIndex].value}/${maxAmperage}`); } - for (let phase = 1; this._getNumberOfPhases() === 3 && phase <= this._getNumberOfPhases(); phase++) { + for (let phase = 1; self._getNumberOfPhases() === 3 && phase <= self._getNumberOfPhases(); phase++) { const phaseValue = `L${phase}`; sampledValues.sampledValue.push({ - ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? { unit: meterValuesTemplate[index].unit } : { unit: 'A' }, + ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? { unit: meterValuesTemplate[index].unit } : { unit: MeterValueUnit.AMP }, ...!Utils.isUndefined(meterValuesTemplate[index].context) && { context: meterValuesTemplate[index].context }, ...!Utils.isUndefined(meterValuesTemplate[index].measurand) && { measurand: meterValuesTemplate[index].measurand }, ...!Utils.isUndefined(meterValuesTemplate[index].location) && { location: meterValuesTemplate[index].location }, ...!Utils.isUndefined(meterValuesTemplate[index].value) ? { value: meterValuesTemplate[index].value } : { value: currentMeasurandValues[phaseValue] }, - phase: phaseValue, + phase: phaseValue as MeterValuePhase, }); } // Energy.Active.Import.Register measurand (default) - } else if (!meterValuesTemplate[index].measurand || meterValuesTemplate[index].measurand === 'Energy.Active.Import.Register') { + } else if (!meterValuesTemplate[index].measurand || meterValuesTemplate[index].measurand === MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER) { // FIXME: factor out powerDivider checks - if (Utils.isUndefined(this._stationInfo.powerDivider)) { - const errMsg = `${this._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'}: powerDivider is undefined`; + if (Utils.isUndefined(self._stationInfo.powerDivider)) { + const errMsg = `${self._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER}: powerDivider is undefined`; logger.error(errMsg); throw Error(errMsg); - } else if (this._stationInfo.powerDivider && this._stationInfo.powerDivider <= 0) { - const errMsg = `${this._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'}: powerDivider have zero or below value ${this._stationInfo.powerDivider}`; + } else if (self._stationInfo.powerDivider && self._stationInfo.powerDivider <= 0) { + const errMsg = `${self._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER}: powerDivider have zero or below value ${self._stationInfo.powerDivider}`; logger.error(errMsg); throw Error(errMsg); } if (Utils.isUndefined(meterValuesTemplate[index].value)) { - const measurandValue = Utils.getRandomInt(this._stationInfo.maxPower / (this._stationInfo.powerDivider * 3600000) * interval); + const measurandValue = Utils.getRandomInt(self._stationInfo.maxPower / (self._stationInfo.powerDivider * 3600000) * interval); // Persist previous value in connector if (connector && !Utils.isNullOrUndefined(connector.lastEnergyActiveImportRegisterValue) && connector.lastEnergyActiveImportRegisterValue >= 0) { connector.lastEnergyActiveImportRegisterValue += measurandValue; @@ -845,43 +888,44 @@ export default class ChargingStation { } } sampledValues.sampledValue.push({ - ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? { unit: meterValuesTemplate[index].unit } : { unit: 'Wh' }, + ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? { unit: meterValuesTemplate[index].unit } : { unit: MeterValueUnit.WATT_HOUR }, ...!Utils.isUndefined(meterValuesTemplate[index].context) && { context: meterValuesTemplate[index].context }, ...!Utils.isUndefined(meterValuesTemplate[index].measurand) && { measurand: meterValuesTemplate[index].measurand }, ...!Utils.isUndefined(meterValuesTemplate[index].location) && { location: meterValuesTemplate[index].location }, - ...!Utils.isUndefined(meterValuesTemplate[index].value) ? { value: meterValuesTemplate[index].value } : { value: connector.lastEnergyActiveImportRegisterValue }, + ...!Utils.isUndefined(meterValuesTemplate[index].value) ? { value: meterValuesTemplate[index].value } : { value: connector.lastEnergyActiveImportRegisterValue.toString() }, }); const sampledValuesIndex = sampledValues.sampledValue.length - 1; - const maxConsumption = Math.round(this._stationInfo.maxPower * 3600 / (this._stationInfo.powerDivider * interval)); - if (sampledValues.sampledValue[sampledValuesIndex].value > maxConsumption || debug) { - logger.error(`${this._logPrefix()} MeterValues measurand ${sampledValues.sampledValue[sampledValuesIndex].measurand ? sampledValues.sampledValue[sampledValuesIndex].measurand : 'Energy.Active.Import.Register'}: connectorId ${connectorId}, transaction ${connector.transactionId}, value: ${sampledValues.sampledValue[sampledValuesIndex].value}/${maxConsumption}`); + const maxConsumption = Math.round(self._stationInfo.maxPower * 3600 / (self._stationInfo.powerDivider * interval)); + if (Utils.convertToFloat(sampledValues.sampledValue[sampledValuesIndex].value) > maxConsumption || debug) { + logger.error(`${self._logPrefix()} MeterValues measurand ${sampledValues.sampledValue[sampledValuesIndex].measurand ? sampledValues.sampledValue[sampledValuesIndex].measurand : MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER}: connectorId ${connectorId}, transaction ${connector.transactionId}, value: ${sampledValues.sampledValue[sampledValuesIndex].value}/${maxConsumption}`); } // Unsupported measurand } else { - logger.info(`${this._logPrefix()} Unsupported MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'} on connectorId ${connectorId}`); + logger.info(`${self._logPrefix()} Unsupported MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER} on connectorId ${connectorId}`); } } const payload = { connectorId, - transactionId: this.getConnector(connectorId).transactionId, + transactionId: self.getConnector(connectorId).transactionId, meterValue: sampledValues, }; - await this.sendMessage(Utils.generateUUID(), payload, Constants.OCPP_JSON_CALL_MESSAGE, 'MeterValues'); + await self.sendMessage(Utils.generateUUID(), payload, Constants.OCPP_JSON_CALL_MESSAGE, 'MeterValues'); } catch (error) { - logger.error(this._logPrefix() + ' Send MeterValues error: ' + error); + logger.error(self._logPrefix() + ' Send MeterValues error: ' + error); throw error; } } - sendError(messageId, err) { - // Check exception: only OCPP error are accepted - const error = err instanceof OCPPError ? err : new OCPPError(Constants.OCPP_ERROR_INTERNAL_ERROR, err.message); + async sendError(messageId: string, err: Error | OCPPError, commandName: string): Promise { + // Check exception type: only OCPP error are accepted + const error = err instanceof OCPPError ? err : new OCPPError(Constants.OCPP_ERROR_INTERNAL_ERROR, err.message, err.stack && err.stack); // Send error - return this.sendMessage(messageId, error, Constants.OCPP_JSON_CALL_ERROR_MESSAGE); + return this.sendMessage(messageId, error, Constants.OCPP_JSON_CALL_ERROR_MESSAGE, commandName); } - sendMessage(messageId, command, messageType = Constants.OCPP_JSON_CALL_RESULT_MESSAGE, commandName = '') { + async sendMessage(messageId: string, commandParams, messageType = Constants.OCPP_JSON_CALL_RESULT_MESSAGE, commandName: string): Promise { + // eslint-disable-next-line @typescript-eslint/no-this-alias const self = this; // Send a message through wsConnection return new Promise((resolve, reject) => { @@ -890,74 +934,80 @@ export default class ChargingStation { switch (messageType) { // Request case Constants.OCPP_JSON_CALL_MESSAGE: - if (this.getEnableStatistics()) { - this._statistics.addMessage(commandName); - } // Build request - this._requests[messageId] = [responseCallback, rejectCallback, command]; - messageToSend = JSON.stringify([messageType, messageId, commandName, command]); + this._requests[messageId] = [responseCallback, rejectCallback, commandParams]; + messageToSend = JSON.stringify([messageType, messageId, commandName, commandParams]); break; // Response case Constants.OCPP_JSON_CALL_RESULT_MESSAGE: - if (this.getEnableStatistics()) { - this._statistics.addMessage(commandName); - } // Build response - messageToSend = JSON.stringify([messageType, messageId, command]); + messageToSend = JSON.stringify([messageType, messageId, commandParams]); break; // Error Message case Constants.OCPP_JSON_CALL_ERROR_MESSAGE: - if (this.getEnableStatistics()) { - this._statistics.addMessage(`Error ${command.code ? command.code : Constants.OCPP_ERROR_GENERIC_ERROR} on ${commandName}`); - } - // Build Message - messageToSend = JSON.stringify([messageType, messageId, command.code ? command.code : Constants.OCPP_ERROR_GENERIC_ERROR, command.message ? command.message : '', command.details ? command.details : {}]); + // Build Error Message + messageToSend = JSON.stringify([messageType, messageId, commandParams.code ? commandParams.code : Constants.OCPP_ERROR_GENERIC_ERROR, commandParams.message ? commandParams.message : '', commandParams.details ? commandParams.details : {}]); break; } // Check if wsConnection is ready if (this._wsConnection && this._wsConnection.readyState === WebSocket.OPEN) { + if (this.getEnableStatistics()) { + this._statistics.addMessage(commandName, messageType); + } // Yes: Send Message this._wsConnection.send(messageToSend); } else { - // Buffer message until connection is back - this._messageQueue.push(messageToSend); + let dups = false; + // Handle dups in buffer + for (const message of this._messageQueue) { + // Same message + if (JSON.stringify(messageToSend) === JSON.stringify(message)) { + dups = true; + break; + } + } + if (!dups) { + // Buffer message + this._messageQueue.push(messageToSend); + } + // Reject it + return rejectCallback(new OCPPError(commandParams.code ? commandParams.code : Constants.OCPP_ERROR_GENERIC_ERROR, commandParams.message ? commandParams.message : `Web socket closed for message id '${messageId}' with content '${messageToSend}', message buffered`, commandParams.details ? commandParams.details : {})); } - // Request? - if (messageType !== Constants.OCPP_JSON_CALL_MESSAGE) { + // Response? + if (messageType === Constants.OCPP_JSON_CALL_RESULT_MESSAGE) { // Yes: send Ok resolve(); - } else if (this._wsConnection && this._wsConnection.readyState === WebSocket.OPEN) { - // Send timeout in case connection is open otherwise wait for ever - // FIXME: Handle message on timeout - setTimeout(() => rejectCallback(new OCPPError(command.code ? command.code : Constants.OCPP_ERROR_GENERIC_ERROR, command.message ? command.message : '', command.details ? command.details : {})), Constants.OCPP_SOCKET_TIMEOUT); + } else if (messageType === Constants.OCPP_JSON_CALL_ERROR_MESSAGE) { + // Send timeout + setTimeout(() => rejectCallback(new OCPPError(commandParams.code ? commandParams.code : Constants.OCPP_ERROR_GENERIC_ERROR, commandParams.message ? commandParams.message : `Timeout for message id '${messageId}' with content '${messageToSend}'`, commandParams.details ? commandParams.details : {})), Constants.OCPP_SOCKET_TIMEOUT); } // Function that will receive the request's response - function responseCallback(payload, requestPayload) { - self.handleResponse(commandName, payload, requestPayload); + function responseCallback(payload, requestPayload): void { + if (self.getEnableStatistics()) { + self._statistics.addMessage(commandName, messageType); + } // Send the response + self.handleResponse(commandName, payload, requestPayload); resolve(payload); } // Function that will receive the request's rejection - function rejectCallback(error: OCPPError) { - logger.debug(`${self._logPrefix()} Error %j on commandName %s command %j`, error, commandName, command); + function rejectCallback(error: OCPPError): void { if (self.getEnableStatistics()) { - self._statistics.addMessage(`Error on commandName ${commandName}`, true); + self._statistics.addMessage(commandName, messageType); } + logger.debug(`${self._logPrefix()} Error %j occurred when calling command %s with parameters %j`, error, commandName, commandParams); // Build Exception // eslint-disable-next-line no-empty-function - self._requests[messageId] = [() => { }, () => { }, '']; // Properly format the request + self._requests[messageId] = [() => { }, () => { }, {}]; // Properly format the request // Send error reject(error); } }); } - handleResponse(commandName, payload, requestPayload) { - if (this.getEnableStatistics()) { - this._statistics.addMessage(commandName, true); - } + handleResponse(commandName: string, payload, requestPayload): void { const responseCallbackFn = 'handleResponse' + commandName; if (typeof this[responseCallbackFn] === 'function') { this[responseCallbackFn](payload, requestPayload); @@ -966,12 +1016,13 @@ export default class ChargingStation { } } - handleResponseBootNotification(payload, requestPayload) { + handleResponseBootNotification(payload, requestPayload): void { if (payload.status === 'Accepted') { this._heartbeatInterval = payload.interval * 1000; - this._addConfigurationKey('HeartBeatInterval', Utils.convertToInt(payload.interval)); - this._addConfigurationKey('HeartbeatInterval', Utils.convertToInt(payload.interval), false, false); - this._basicStartMessageSequence(); + this._addConfigurationKey('HeartBeatInterval', payload.interval); + this._addConfigurationKey('HeartbeatInterval', payload.interval, false, false); + this._startMessageSequence(); + this._hasStopped && (this._hasStopped = false); } else if (payload.status === 'Pending') { logger.info(this._logPrefix() + ' Charging station in pending state on the central server'); } else { @@ -979,30 +1030,30 @@ export default class ChargingStation { } } - _initTransactionOnConnector(connectorId) { + _initTransactionOnConnector(connectorId: number): void { this.getConnector(connectorId).transactionStarted = false; this.getConnector(connectorId).transactionId = null; this.getConnector(connectorId).idTag = null; this.getConnector(connectorId).lastEnergyActiveImportRegisterValue = -1; } - _resetTransactionOnConnector(connectorId) { + _resetTransactionOnConnector(connectorId: number): void { this._initTransactionOnConnector(connectorId); if (this.getConnector(connectorId).transactionSetInterval) { clearInterval(this.getConnector(connectorId).transactionSetInterval); } } - handleResponseStartTransaction(payload, requestPayload) { + handleResponseStartTransaction(payload: StartTransactionResponse, requestPayload): void { if (this.getConnector(requestPayload.connectorId).transactionStarted) { logger.debug(this._logPrefix() + ' Try to start a transaction on an already used connector ' + requestPayload.connectorId + ': %s', this.getConnector(requestPayload.connectorId)); return; } - let transactionConnectorId; + let transactionConnectorId: number; for (const connector in this._connectors) { if (Utils.convertToInt(connector) === Utils.convertToInt(requestPayload.connectorId)) { - transactionConnectorId = connector; + transactionConnectorId = Utils.convertToInt(connector); break; } } @@ -1010,31 +1061,31 @@ export default class ChargingStation { logger.error(this._logPrefix() + ' Try to start a transaction on a non existing connector Id ' + requestPayload.connectorId); return; } - if (payload.idTagInfo && payload.idTagInfo.status === 'Accepted') { + if (payload.idTagInfo?.status === AuthorizationStatus.ACCEPTED) { this.getConnector(requestPayload.connectorId).transactionStarted = true; this.getConnector(requestPayload.connectorId).transactionId = payload.transactionId; this.getConnector(requestPayload.connectorId).idTag = requestPayload.idTag; this.getConnector(requestPayload.connectorId).lastEnergyActiveImportRegisterValue = 0; - this.sendStatusNotification(requestPayload.connectorId, 'Charging'); + this.sendStatusNotification(requestPayload.connectorId, ChargePointStatus.CHARGING); logger.info(this._logPrefix() + ' Transaction ' + payload.transactionId + ' STARTED on ' + this._stationInfo.name + '#' + requestPayload.connectorId + ' for idTag ' + requestPayload.idTag); if (this._stationInfo.powerSharedByConnectors) { this._stationInfo.powerDivider++; } const configuredMeterValueSampleInterval = this._getConfigurationKey('MeterValueSampleInterval'); this._startMeterValues(requestPayload.connectorId, - configuredMeterValueSampleInterval ? configuredMeterValueSampleInterval.value * 1000 : 60000); + configuredMeterValueSampleInterval ? Utils.convertToInt(configuredMeterValueSampleInterval.value) * 1000 : 60000); } else { - logger.error(this._logPrefix() + ' Starting transaction id ' + payload.transactionId + ' REJECTED with status ' + payload.idTagInfo.status + ', idTag ' + requestPayload.idTag); + logger.error(this._logPrefix() + ' Starting transaction id ' + payload.transactionId + ' REJECTED with status ' + payload.idTagInfo?.status + ', idTag ' + requestPayload.idTag); this._resetTransactionOnConnector(requestPayload.connectorId); - this.sendStatusNotification(requestPayload.connectorId, 'Available'); + this.sendStatusNotification(requestPayload.connectorId, ChargePointStatus.AVAILABLE); } } - handleResponseStopTransaction(payload, requestPayload) { - let transactionConnectorId; + handleResponseStopTransaction(payload: StopTransactionResponse, requestPayload): void { + let transactionConnectorId: number; for (const connector in this._connectors) { if (this.getConnector(Utils.convertToInt(connector)).transactionId === requestPayload.transactionId) { - transactionConnectorId = connector; + transactionConnectorId = Utils.convertToInt(connector); break; } } @@ -1042,34 +1093,31 @@ export default class ChargingStation { logger.error(this._logPrefix() + ' Try to stop a non existing transaction ' + requestPayload.transactionId); return; } - if (payload.idTagInfo && payload.idTagInfo.status === 'Accepted') { - this.sendStatusNotification(transactionConnectorId, 'Available'); + if (payload.idTagInfo?.status === AuthorizationStatus.ACCEPTED) { + this.sendStatusNotification(transactionConnectorId, ChargePointStatus.AVAILABLE); if (this._stationInfo.powerSharedByConnectors) { this._stationInfo.powerDivider--; } - logger.info(this._logPrefix() + ' Transaction ' + requestPayload.transactionId + ' STOPPED on ' + this._stationInfo.name + '#' + transactionConnectorId); + logger.info(this._logPrefix() + ' Transaction ' + requestPayload.transactionId + ' STOPPED on ' + this._stationInfo.name + '#' + transactionConnectorId.toString()); this._resetTransactionOnConnector(transactionConnectorId); } else { - logger.error(this._logPrefix() + ' Stopping transaction id ' + requestPayload.transactionId + ' REJECTED with status ' + payload.idTagInfo.status); + logger.error(this._logPrefix() + ' Stopping transaction id ' + requestPayload.transactionId + ' REJECTED with status ' + payload.idTagInfo?.status); } } - handleResponseStatusNotification(payload, requestPayload) { + handleResponseStatusNotification(payload, requestPayload): void { logger.debug(this._logPrefix() + ' Status notification response received: %j to StatusNotification request: %j', payload, requestPayload); } - handleResponseMeterValues(payload, requestPayload) { + handleResponseMeterValues(payload, requestPayload): void { logger.debug(this._logPrefix() + ' MeterValues response received: %j to MeterValues request: %j', payload, requestPayload); } - handleResponseHeartbeat(payload, requestPayload) { + handleResponseHeartbeat(payload, requestPayload): void { logger.debug(this._logPrefix() + ' Heartbeat response received: %j to Heartbeat request: %j', payload, requestPayload); } - async handleRequest(messageId, commandName, commandPayload) { - if (this.getEnableStatistics()) { - this._statistics.addMessage(commandName, true); - } + async handleRequest(messageId: string, commandName: string, commandPayload): Promise { let response; // Call if (typeof this['handleRequest' + commandName] === 'function') { @@ -1080,33 +1128,51 @@ export default class ChargingStation { // Log logger.error(this._logPrefix() + ' Handle request error: ' + error); // Send back response to inform backend - await this.sendError(messageId, error); + await this.sendError(messageId, error, commandName); + throw error; } } else { // Throw exception - await this.sendError(messageId, new OCPPError(Constants.OCPP_ERROR_NOT_IMPLEMENTED, 'Not implemented', {})); + await this.sendError(messageId, new OCPPError(Constants.OCPP_ERROR_NOT_IMPLEMENTED, `${commandName} is not implemented`, {}), commandName); throw new Error(`${commandName} is not implemented ${JSON.stringify(commandPayload, null, ' ')}`); } // Send response - await this.sendMessage(messageId, response, Constants.OCPP_JSON_CALL_RESULT_MESSAGE); + await this.sendMessage(messageId, response, Constants.OCPP_JSON_CALL_RESULT_MESSAGE, commandName); } // Simulate charging station restart - async handleRequestReset(commandPayload) { + handleRequestReset(commandPayload): DefaultRequestResponse { setImmediate(async () => { - await this.stop(commandPayload.type + 'Reset'); + await this.stop(commandPayload.type + 'Reset' as StopTransactionReason); await Utils.sleep(this._stationInfo.resetTime); await this.start(); }); - logger.info(`${this._logPrefix()} ${commandPayload.type} reset command received, simulating it. The station will be back online in ${this._stationInfo.resetTime}ms`); + logger.info(`${this._logPrefix()} ${commandPayload.type} reset command received, simulating it. The station will be back online in ${Utils.milliSecondsToHHMMSS(this._stationInfo.resetTime)}`); return Constants.OCPP_RESPONSE_ACCEPTED; } - _getConfigurationKey(key) { + async handleRequestUnlockConnector(commandPayload): Promise { + const connectorId = Utils.convertToInt(commandPayload.connectorId); + if (connectorId === 0) { + logger.error(this._logPrefix() + ' Try to unlock connector ' + connectorId.toString()); + return Constants.OCPP_RESPONSE_UNLOCK_NOT_SUPPORTED; + } + if (this.getConnector(connectorId).transactionStarted) { + const stopResponse = await this.sendStopTransaction(this.getConnector(connectorId).transactionId, StopTransactionReason.UNLOCK_COMMAND); + if (stopResponse.idTagInfo?.status === AuthorizationStatus.ACCEPTED) { + return Constants.OCPP_RESPONSE_UNLOCKED; + } + return Constants.OCPP_RESPONSE_UNLOCK_FAILED; + } + await this.sendStatusNotification(connectorId, ChargePointStatus.AVAILABLE); + return Constants.OCPP_RESPONSE_UNLOCKED; + } + + _getConfigurationKey(key: string): ConfigurationKey { return this._configuration.configurationKey.find((configElement) => configElement.key === key); } - _addConfigurationKey(key, value, readonly = false, visible = true, reboot = false) { + _addConfigurationKey(key: string, value: string, readonly = false, visible = true, reboot = false): void { const keyFound = this._getConfigurationKey(key); if (!keyFound) { this._configuration.configurationKey.push({ @@ -1119,7 +1185,7 @@ export default class ChargingStation { } } - _setConfigurationKeyValue(key, value) { + _setConfigurationKeyValue(key: string, value: string): void { const keyFound = this._getConfigurationKey(key); if (keyFound) { const keyIndex = this._configuration.configurationKey.indexOf(keyFound); @@ -1127,15 +1193,13 @@ export default class ChargingStation { } } - async handleRequestGetConfiguration(commandPayload) { - const configurationKey = []; - const unknownKey = []; + handleRequestGetConfiguration(commandPayload): { configurationKey: ConfigurationKey[]; unknownKey: string[] } { + const configurationKey: ConfigurationKey[] = []; + const unknownKey: string[] = []; if (Utils.isEmptyArray(commandPayload.key)) { for (const configuration of this._configuration.configurationKey) { if (Utils.isUndefined(configuration.visible)) { configuration.visible = true; - } else { - configuration.visible = Utils.convertToBoolean(configuration.visible); } if (!configuration.visible) { continue; @@ -1147,13 +1211,11 @@ export default class ChargingStation { }); } } else { - for (const configurationKey of commandPayload.key) { - const keyFound = this._getConfigurationKey(configurationKey); + for (const key of commandPayload.key as string[]) { + const keyFound = this._getConfigurationKey(key); if (keyFound) { if (Utils.isUndefined(keyFound.visible)) { keyFound.visible = true; - } else { - keyFound.visible = Utils.convertToBoolean(configurationKey.visible); } if (!keyFound.visible) { continue; @@ -1164,7 +1226,7 @@ export default class ChargingStation { value: keyFound.value, }); } else { - unknownKey.push(configurationKey); + unknownKey.push(key); } } } @@ -1174,13 +1236,13 @@ export default class ChargingStation { }; } - async handleRequestChangeConfiguration(commandPayload) { + handleRequestChangeConfiguration(commandPayload): ConfigurationResponse { const keyToChange = this._getConfigurationKey(commandPayload.key); if (!keyToChange) { - return { status: Constants.OCPP_ERROR_NOT_SUPPORTED }; - } else if (keyToChange && Utils.convertToBoolean(keyToChange.readonly)) { - return Constants.OCPP_RESPONSE_REJECTED; - } else if (keyToChange && !Utils.convertToBoolean(keyToChange.readonly)) { + return Constants.OCPP_CONFIGURATION_RESPONSE_NOT_SUPPORTED; + } else if (keyToChange && keyToChange.readonly) { + return Constants.OCPP_CONFIGURATION_RESPONSE_REJECTED; + } else if (keyToChange && !keyToChange.readonly) { const keyIndex = this._configuration.configurationKey.indexOf(keyToChange); this._configuration.configurationKey[keyIndex].value = commandPayload.value; let triggerHeartbeatRestart = false; @@ -1199,36 +1261,37 @@ export default class ChargingStation { // Start heartbeat this._startHeartbeat(); } - if (Utils.convertToBoolean(keyToChange.reboot)) { - return Constants.OCPP_RESPONSE_REBOOT_REQUIRED; + if (keyToChange.reboot) { + return Constants.OCPP_CONFIGURATION_RESPONSE_REBOOT_REQUIRED; } - return Constants.OCPP_RESPONSE_ACCEPTED; + return Constants.OCPP_CONFIGURATION_RESPONSE_ACCEPTED; } } - async handleRequestRemoteStartTransaction(commandPayload) { - const transactionConnectorID = commandPayload.connectorId ? commandPayload.connectorId : '1'; + async handleRequestRemoteStartTransaction(commandPayload): Promise { + const transactionConnectorID: number = commandPayload.connectorId ? Utils.convertToInt(commandPayload.connectorId) : 1; if (this._getAuthorizeRemoteTxRequests() && this._getLocalAuthListEnabled() && this.hasAuthorizedTags()) { // Check if authorized if (this._authorizedTags.find((value) => value === commandPayload.idTag)) { // Authorization successful start transaction - this.sendStartTransactionWithTimeout(transactionConnectorID, commandPayload.idTag); - logger.debug(this._logPrefix() + ' Transaction remotely STARTED on ' + this._stationInfo.name + '#' + transactionConnectorID + ' for idTag ' + commandPayload.idTag); + await this.sendStartTransaction(transactionConnectorID, commandPayload.idTag); + logger.debug(this._logPrefix() + ' Transaction remotely STARTED on ' + this._stationInfo.name + '#' + transactionConnectorID.toString() + ' for idTag ' + commandPayload.idTag); return Constants.OCPP_RESPONSE_ACCEPTED; } - logger.error(this._logPrefix() + ' Remote starting transaction REJECTED with status ' + commandPayload.idTagInfo.status + ', idTag ' + commandPayload.idTag); + logger.error(this._logPrefix() + ' Remote starting transaction REJECTED with status ' + commandPayload.idTagInfo?.status + ', idTag ' + commandPayload.idTag); return Constants.OCPP_RESPONSE_REJECTED; } // No local authorization check required => start transaction - this.sendStartTransactionWithTimeout(transactionConnectorID, commandPayload.idTag); - logger.debug(this._logPrefix() + ' Transaction remotely STARTED on ' + this._stationInfo.name + '#' + transactionConnectorID + ' for idTag ' + commandPayload.idTag); + await this.sendStartTransaction(transactionConnectorID, commandPayload.idTag); + logger.debug(this._logPrefix() + ' Transaction remotely STARTED on ' + this._stationInfo.name + '#' + transactionConnectorID.toString() + ' for idTag ' + commandPayload.idTag); return Constants.OCPP_RESPONSE_ACCEPTED; } - async handleRequestRemoteStopTransaction(commandPayload) { + async handleRequestRemoteStopTransaction(commandPayload): Promise { + const transactionId = Utils.convertToInt(commandPayload.transactionId); for (const connector in this._connectors) { - if (this.getConnector(Utils.convertToInt(connector)).transactionId === commandPayload.transactionId) { - this.sendStopTransaction(commandPayload.transactionId); + if (this.getConnector(Utils.convertToInt(connector)).transactionId === transactionId) { + await this.sendStopTransaction(transactionId); return Constants.OCPP_RESPONSE_ACCEPTED; } }