-const Configuration = require('../utils/Configuration');
-const logger = require('../utils/Logger');
-const WebSocket = require('ws');
-const Constants = require('../utils/Constants');
-const Utils = require('../utils/Utils');
-const OCPPError = require('./OcppError');
-const AutomaticTransactionGenerator = require('./AutomaticTransactionGenerator');
-const Statistics = require('../utils/Statistics');
-const fs = require('fs');
-const crypto = require('crypto');
-const {performance, PerformanceObserver} = require('perf_hooks');
-
-class ChargingStation {
+import {PerformanceObserver, performance} from 'perf_hooks';
+
+import AutomaticTransactionGenerator from './AutomaticTransactionGenerator.js';
+import Configuration from '../utils/Configuration.js';
+import Constants from '../utils/Constants.js';
+import ElectricUtils from '../utils/ElectricUtils.js';
+import OCPPError from './OcppError.js';
+import Statistics from '../utils/Statistics.js';
+import Utils from '../utils/Utils.js';
+import WebSocket from 'ws';
+import crypto from 'crypto';
+import fs from 'fs';
+import logger from '../utils/Logger.js';
+
+export default class ChargingStation {
constructor(index, stationTemplateFile) {
this._index = index;
this._stationTemplateFile = stationTemplateFile;
this._bootNotificationMessage = {
chargePointModel: this._stationInfo.chargePointModel,
chargePointVendor: this._stationInfo.chargePointVendor,
- chargePointSerialNumber: this._stationInfo.chargePointSerialNumberPrefix ? this._stationInfo.chargePointSerialNumberPrefix : '',
- firmwareVersion: this._stationInfo.firmwareVersion ? this._stationInfo.firmwareVersion : '',
+ ...!Utils.isUndefined(this._stationInfo.chargePointSerialNumberPrefix) && {chargePointSerialNumber: this._stationInfo.chargePointSerialNumberPrefix},
+ ...!Utils.isUndefined(this._stationInfo.firmwareVersion) && {firmwareVersion: this._stationInfo.firmwareVersion},
};
this._configuration = this._getConfiguration();
this._supervisionUrl = this._getSupervisionURL();
// Build connectors if needed
const maxConnectors = this._getMaxNumberOfConnectors();
if (maxConnectors <= 0) {
- const errMsg = `${this._logPrefix()} Charging station template with no connectors`;
- logger.error(errMsg);
- throw Error(errMsg);
+ logger.warn(`${this._logPrefix()} Charging station template ${this._stationTemplateFile} with ${maxConnectors} connectors`);
}
- const connectorsConfig = Utils.cloneJSonDocument(this._stationInfo.Connectors);
- const connectorsConfigHash = crypto.createHash('sha256').update(JSON.stringify(connectorsConfig) + maxConnectors.toString()).digest('hex');
+ const templateMaxConnectors = this._getTemplateMaxNumberOfConnectors();
+ if (templateMaxConnectors <= 0) {
+ logger.warn(`${this._logPrefix()} Charging station template ${this._stationTemplateFile} with no connector configurations`);
+ }
+ // Sanity check
+ if (maxConnectors > (this._stationInfo.Connectors[0] ? templateMaxConnectors - 1 : templateMaxConnectors) && !Utils.convertToBoolean(this._stationInfo.randomConnectors)) {
+ logger.warn(`${this._logPrefix()} Number of connectors exceeds the number of connector configurations in template ${this._stationTemplateFile}, forcing random connector configurations affectation`);
+ this._stationInfo.randomConnectors = true;
+ }
+ const connectorsConfigHash = crypto.createHash('sha256').update(JSON.stringify(this._stationInfo.Connectors) + maxConnectors.toString()).digest('hex');
// FIXME: Handle shrinking the number of connectors
if (!this._connectors || (this._connectors && this._connectorsConfigurationHash !== connectorsConfigHash)) {
this._connectorsConfigurationHash = connectorsConfigHash;
- // Determine number of customized connectors
- let lastConnector;
- for (lastConnector in connectorsConfig) {
- // Add connector Id 0
- if (Utils.convertToInt(lastConnector) === 0 && Utils.convertToBoolean(this._stationInfo.useConnectorId0) &&
- connectorsConfig[lastConnector]) {
- this._connectors[lastConnector] = connectorsConfig[lastConnector];
+ // 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]);
}
}
- this._addConfigurationKey('NumberOfConnectors', maxConnectors, true);
- if (!this._getConfigurationKey('MeterValuesSampledData')) {
- this._addConfigurationKey('MeterValuesSampledData', 'Energy.Active.Import.Register');
- }
// Generate all connectors
- for (let index = 1; index <= maxConnectors; index++) {
- const randConnectorID = Utils.convertToBoolean(this._stationInfo.randomConnectors) ? Utils.getRandomInt(lastConnector, 1) : index;
- this._connectors[index] = connectorsConfig[randConnectorID];
+ 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(lastConnector, 1) : index;
+ this._connectors[index] = Utils.cloneObject(this._stationInfo.Connectors[randConnectorID]);
+ }
}
}
// Avoid duplication of connectors related information
delete this._stationInfo.Connectors;
// Initialize transaction attributes on connectors
for (const connector in this._connectors) {
- if (!this._getConnector(connector).transactionStarted) {
+ if (!this.getConnector(connector).transactionStarted) {
this._initTransactionOnConnector(connector);
}
}
+ // OCPP parameters
+ this._addConfigurationKey('NumberOfConnectors', this._getNumberOfConnectors(), true);
+ if (!this._getConfigurationKey('MeterValuesSampledData')) {
+ this._addConfigurationKey('MeterValuesSampledData', 'Energy.Active.Import.Register');
+ }
this._stationInfo.powerDivider = this._getPowerDivider();
- // FIXME: Conditionally initialize or use singleton design pattern per charging station
- this._statistics = new Statistics(this._stationInfo.name);
- this._performanceObserver = new PerformanceObserver((list) => {
- const entry = list.getEntries()[0];
- this._statistics.logPerformance(entry, 'ChargingStation');
- this._performanceObserver.disconnect();
- });
+ if (this.getEnableStatistics()) {
+ this._statistics = Statistics.getInstance();
+ this._statistics.objName = this._stationInfo.name;
+ this._performanceObserver = new PerformanceObserver((list) => {
+ const entry = list.getEntries()[0];
+ this._statistics.logPerformance(entry, 'ChargingStation');
+ this._performanceObserver.disconnect();
+ });
+ }
}
_logPrefix() {
return !Utils.isEmptyArray(this._authorizedTags);
}
+ getEnableStatistics() {
+ return !Utils.isUndefined(this._stationInfo.enableStatistics) ? Utils.convertToBoolean(this._stationInfo.enableStatistics) : true;
+ }
+
+ _getNumberOfPhases() {
+ return !Utils.isUndefined(this._stationInfo.numberOfPhases) ? Utils.convertToInt(this._stationInfo.numberOfPhases) : 3;
+ }
+
_getNumberOfRunningTransactions() {
let trxCount = 0;
for (const connector in this._connectors) {
- if (this._getConnector(connector).transactionStarted) {
+ if (this.getConnector(connector).transactionStarted) {
trxCount++;
}
}
return powerDivider;
}
- _getConnector(number) {
- return this._connectors[number];
+ getConnector(id) {
+ return this._connectors[Utils.convertToInt(id)];
+ }
+
+ _getTemplateMaxNumberOfConnectors() {
+ return Object.keys(this._stationInfo.Connectors).length;
}
_getMaxNumberOfConnectors() {
if (!Utils.isEmptyArray(this._stationInfo.numberOfConnectors)) {
// Distribute evenly the number of connectors
maxConnectors = this._stationInfo.numberOfConnectors[(this._index - 1) % this._stationInfo.numberOfConnectors.length];
- } else {
+ } else if (!Utils.isUndefined(this._stationInfo.numberOfConnectors)) {
maxConnectors = this._stationInfo.numberOfConnectors;
+ } else {
+ maxConnectors = this._stationInfo.Connectors[0] ? this._getTemplateMaxNumberOfConnectors() - 1 : this._getTemplateMaxNumberOfConnectors();
}
return maxConnectors;
}
_getNumberOfConnectors() {
- return Utils.convertToBoolean(this._stationInfo.useConnectorId0) ? Object.keys(this._connectors).length - 1 : Object.keys(this._connectors).length;
+ return this._connectors[0] ? Object.keys(this._connectors).length - 1 : Object.keys(this._connectors).length;
+ }
+
+ _getVoltageOut() {
+ const errMsg = `${this._logPrefix()} Unknown ${this._getPowerOutType()} powerOutType in template file ${this._stationTemplateFile}, cannot define default voltage out`;
+ let defaultVoltageOut;
+ switch (this._getPowerOutType()) {
+ case 'AC':
+ defaultVoltageOut = 230;
+ break;
+ case 'DC':
+ defaultVoltageOut = 400;
+ break;
+ default:
+ logger.error(errMsg);
+ throw Error(errMsg);
+ }
+ return !Utils.isUndefined(this._stationInfo.voltageOut) ? Utils.convertToInt(this._stationInfo.voltageOut) : defaultVoltageOut;
+ }
+
+ _getPowerOutType() {
+ return !Utils.isUndefined(this._stationInfo.powerOutType) ? this._stationInfo.powerOutType : 'AC';
}
_getSupervisionURL() {
- const supervisionUrls = Utils.cloneJSonDocument(this._stationInfo.supervisionURL ? this._stationInfo.supervisionURL : Configuration.getSupervisionURLs());
+ const supervisionUrls = Utils.cloneObject(this._stationInfo.supervisionURL ? this._stationInfo.supervisionURL : Configuration.getSupervisionURLs());
let indexUrl = 0;
if (!Utils.isEmptyArray(supervisionUrls)) {
if (Configuration.getDistributeStationToTenantEqually()) {
this._startHeartbeat(this);
// Initialize connectors status
for (const connector in this._connectors) {
- if (!this._getConnector(connector).transactionStarted) {
- if (this._getConnector(connector).bootStatus) {
- this.sendStatusNotificationWithTimeout(connector, this._getConnector(connector).bootStatus);
+ if (!this.getConnector(connector).transactionStarted) {
+ if (this.getConnector(connector).bootStatus) {
+ this.sendStatusNotificationWithTimeout(connector, this.getConnector(connector).bootStatus);
} else {
this.sendStatusNotificationWithTimeout(connector, 'Available');
}
this._automaticTransactionGeneration.start();
}
}
- this._statistics.start();
+ if (this.getEnableStatistics()) {
+ this._statistics.start();
+ }
}
// eslint-disable-next-line class-methods-use-this
}, self._heartbeatInterval);
logger.info(self._logPrefix() + ' Heartbeat started every ' + self._heartbeatInterval + 'ms');
} else {
- logger.error(`${self._logPrefix()} Heartbeat interval set to ${self._heartbeatInterval}, not starting the heartbeat`);
+ logger.error(`${self._logPrefix()} Heartbeat interval set to ${self._heartbeatInterval}ms, not starting the heartbeat`);
}
}
}
async _startMeterValues(connectorId, interval) {
- if (!this._getConnector(connectorId).transactionStarted) {
+ if (!this.getConnector(connectorId).transactionStarted) {
logger.error(`${this._logPrefix()} Trying to start MeterValues on connector Id ${connectorId} with no transaction started`);
return;
- } else if (this._getConnector(connectorId).transactionStarted && !this._getConnector(connectorId).transactionId) {
+ } else if (this.getConnector(connectorId).transactionStarted && !this.getConnector(connectorId).transactionId) {
logger.error(`${this._logPrefix()} Trying to start MeterValues on connector Id ${connectorId} with no transaction id`);
return;
}
if (interval > 0) {
- this._getConnector(connectorId).transactionSetInterval = setInterval(async () => {
- const sendMeterValues = performance.timerify(this.sendMeterValues);
- this._performanceObserver.observe({
- entryTypes: ['function'],
- });
- await sendMeterValues(connectorId, interval, this);
+ this.getConnector(connectorId).transactionSetInterval = setInterval(async () => {
+ if (this.getEnableStatistics()) {
+ const sendMeterValues = performance.timerify(this.sendMeterValues);
+ this._performanceObserver.observe({
+ entryTypes: ['function'],
+ });
+ await sendMeterValues(connectorId, interval, this);
+ } else {
+ await this.sendMeterValues(connectorId, interval, this);
+ }
}, interval);
} else {
logger.error(`${this._logPrefix()} Charging station MeterValueSampleInterval configuration set to ${interval}ms, not sending MeterValues`);
await this._automaticTransactionGeneration.stop(reason);
} else {
for (const connector in this._connectors) {
- if (this._getConnector(connector).transactionStarted) {
- await this.sendStopTransaction(this._getConnector(connector).transactionId, reason);
+ if (this.getConnector(connector).transactionStarted) {
+ await this.sendStopTransaction(this.getConnector(connector).transactionId, reason);
}
}
}
if (Utils.isIterable(this._requests[messageId])) {
[responseCallback, , requestPayload] = this._requests[messageId];
} else {
- throw new Error(`Response request for unknown message id ${messageId} is not iterable`);
+ throw new Error(`Response request for message id ${messageId} is not iterable`);
}
if (!responseCallback) {
// Error
if (Utils.isIterable(this._requests[messageId])) {
[, rejectCallback] = this._requests[messageId];
} else {
- throw new Error(`Error request for unknown message id ${messageId} is not iterable`);
+ throw new Error(`Error request for message id ${messageId} is not iterable`);
}
delete this._requests[messageId];
rejectCallback(new OCPPError(commandName, commandPayload, errorDetails));
}
}
- sendStartTransactionWithTimeout(connectorId, idTag, timeout) {
+ sendStartTransactionWithTimeout(connectorId, idTag, timeout = Constants.START_TRANSACTION_TIMEOUT) {
setTimeout(() => this.sendStartTransaction(connectorId, idTag), timeout);
}
async sendStopTransaction(transactionId, reason = '') {
try {
- let payload;
- if (reason) {
- payload = {
- transactionId,
- meterStop: 0,
- timestamp: new Date().toISOString(),
- reason,
- };
- } else {
- payload = {
- transactionId,
- meterStop: 0,
- timestamp: new Date().toISOString(),
- };
- }
+ const payload = {
+ transactionId,
+ meterStop: 0,
+ timestamp: new Date().toISOString(),
+ ...reason && {reason},
+ };
await this.sendMessage(Utils.generateUUID(), payload, Constants.OCPP_JSON_CALL_MESSAGE, 'StopTransaction');
} catch (error) {
logger.error(this._logPrefix() + ' Send StopTransaction error: ' + error);
// eslint-disable-next-line class-methods-use-this
async sendMeterValues(connectorId, interval, self, debug = false) {
try {
- const sampledValueLcl = {
+ const sampledValues = {
timestamp: new Date().toISOString(),
+ sampledValue: [],
};
- const meterValuesClone = Utils.cloneJSonDocument(self._getConnector(connectorId).MeterValues);
- if (!Utils.isEmptyArray(meterValuesClone)) {
- sampledValueLcl.sampledValue = meterValuesClone;
- } else {
- sampledValueLcl.sampledValue = [meterValuesClone];
- }
- for (let index = 0; index < sampledValueLcl.sampledValue.length; index++) {
- const connector = self._getConnector(connectorId);
+ const meterValuesTemplate = self.getConnector(connectorId).MeterValues;
+ for (let index = 0; index < meterValuesTemplate.length; index++) {
+ const connector = self.getConnector(connectorId);
// SoC measurand
- if (sampledValueLcl.sampledValue[index].measurand && sampledValueLcl.sampledValue[index].measurand === 'SoC' && self._getConfigurationKey('MeterValuesSampledData').value.includes('SoC')) {
- sampledValueLcl.sampledValue[index].value = !Utils.isUndefined(sampledValueLcl.sampledValue[index].value) ?
- sampledValueLcl.sampledValue[index].value :
- sampledValueLcl.sampledValue[index].value = Utils.getRandomInt(100);
- if (sampledValueLcl.sampledValue[index].value > 100 || debug) {
- logger.error(`${self._logPrefix()} MeterValues measurand ${sampledValueLcl.sampledValue[index].measurand ? sampledValueLcl.sampledValue[index].measurand : 'Energy.Active.Import.Register'}: connectorId ${connectorId}, transaction ${connector.transactionId}, value: ${sampledValueLcl.sampledValue[index].value}`);
+ if (meterValuesTemplate[index].measurand && meterValuesTemplate[index].measurand === 'SoC' && self._getConfigurationKey('MeterValuesSampledData').value.includes('SoC')) {
+ sampledValues.sampledValue.push({
+ ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? {unit: meterValuesTemplate[index].unit} : {unit: 'Percent'},
+ ...!Utils.isUndefined(meterValuesTemplate[index].context) && {context: meterValuesTemplate[index].context},
+ measurand: meterValuesTemplate[index].measurand,
+ ...!Utils.isUndefined(meterValuesTemplate[index].location) ? {location: meterValuesTemplate[index].location} : {location: 'EV'},
+ ...!Utils.isUndefined(meterValuesTemplate[index].value) ? {value: meterValuesTemplate[index].value} : {value: Utils.getRandomInt(100)},
+ });
+ const sampledValuesIndex = sampledValues.sampledValue.length - 1;
+ if (sampledValues.sampledValue[sampledValuesIndex].value > 100 || debug) {
+ logger.error(`${self._logPrefix()} MeterValues measurand ${sampledValues.sampledValue[sampledValuesIndex].measurand ? sampledValues.sampledValue[sampledValuesIndex].measurand : 'Energy.Active.Import.Register'}: connectorId ${connectorId}, transaction ${connector.transactionId}, value: ${sampledValues.sampledValue[sampledValuesIndex].value}/100`);
}
// Voltage measurand
- } else if (sampledValueLcl.sampledValue[index].measurand && sampledValueLcl.sampledValue[index].measurand === 'Voltage' && self._getConfigurationKey('MeterValuesSampledData').value.includes('Voltage')) {
- sampledValueLcl.sampledValue[index].value = !Utils.isUndefined(sampledValueLcl.sampledValue[index].value) ? sampledValueLcl.sampledValue[index].value : 230;
+ } else if (meterValuesTemplate[index].measurand && meterValuesTemplate[index].measurand === 'Voltage' && self._getConfigurationKey('MeterValuesSampledData').value.includes('Voltage')) {
+ sampledValues.sampledValue.push({
+ ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? {unit: meterValuesTemplate[index].unit} : {unit: 'V'},
+ ...!Utils.isUndefined(meterValuesTemplate[index].context) && {context: meterValuesTemplate[index].context},
+ measurand: meterValuesTemplate[index].measurand,
+ ...!Utils.isUndefined(meterValuesTemplate[index].location) && {location: meterValuesTemplate[index].location},
+ ...!Utils.isUndefined(meterValuesTemplate[index].value) ? {value: meterValuesTemplate[index].value} : {value: self._getVoltageOut()},
+ });
+ for (let phase = 1; self._getPowerOutType() === 'AC' && self._getNumberOfPhases() === 3 && phase <= self._getNumberOfPhases(); phase++) {
+ const voltageValue = sampledValues.sampledValue[sampledValues.sampledValue.length - 1].value;
+ let phaseValue;
+ if (voltageValue >= 0 && voltageValue <= 250) {
+ phaseValue = `L${phase}-N`;
+ } else if (voltageValue > 250) {
+ 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].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: self._getVoltageOut()},
+ phase: phaseValue,
+ });
+ }
+ // Power.Active.Import measurand
+ } else if (meterValuesTemplate[index].measurand && meterValuesTemplate[index].measurand === 'Power.Active.Import' && self._getConfigurationKey('MeterValuesSampledData').value.includes('Power.Active.Import')) {
+ // FIXME: factor out powerDivider checks
+ if (Utils.isUndefined(self._stationInfo.powerDivider)) {
+ const errMsg = `${self._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'}: powerDivider is undefined`;
+ logger.error(errMsg);
+ throw Error(errMsg);
+ } else if (self._stationInfo.powerDivider && self._stationInfo.powerDivider <= 0) {
+ const errMsg = `${self._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'}: powerDivider have zero or below value ${self._stationInfo.powerDivider}`;
+ logger.error(errMsg);
+ throw Error(errMsg);
+ }
+ const errMsg = `${self._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'}: Unknown ${self._getPowerOutType()} powerOutType in template file ${self._stationTemplateFile}, cannot calculate ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'} measurand value`;
+ const powerMeasurandValues = {};
+ const maxPower = Math.round(self._stationInfo.maxPower / self._stationInfo.powerDivider);
+ const maxPowerPerPhase = Math.round((self._stationInfo.maxPower / self._stationInfo.powerDivider) / self._getNumberOfPhases());
+ switch (self._getPowerOutType()) {
+ case 'AC':
+ if (Utils.isUndefined(meterValuesTemplate[index].value)) {
+ powerMeasurandValues.L1 = Utils.getRandomFloatRounded(maxPowerPerPhase);
+ powerMeasurandValues.L2 = 0;
+ powerMeasurandValues.L3 = 0;
+ if (self._getNumberOfPhases() === 3) {
+ powerMeasurandValues.L2 = Utils.getRandomFloatRounded(maxPowerPerPhase);
+ powerMeasurandValues.L3 = Utils.getRandomFloatRounded(maxPowerPerPhase);
+ }
+ powerMeasurandValues.all = Utils.roundTo(powerMeasurandValues.L1 + powerMeasurandValues.L2 + powerMeasurandValues.L3, 2);
+ }
+ break;
+ case 'DC':
+ if (Utils.isUndefined(meterValuesTemplate[index].value)) {
+ powerMeasurandValues.all = Utils.getRandomFloatRounded(maxPower);
+ }
+ break;
+ default:
+ logger.error(errMsg);
+ throw Error(errMsg);
+ }
+ sampledValues.sampledValue.push({
+ ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? {unit: meterValuesTemplate[index].unit} : {unit: 'W'},
+ ...!Utils.isUndefined(meterValuesTemplate[index].context) && {context: meterValuesTemplate[index].context},
+ measurand: meterValuesTemplate[index].measurand,
+ ...!Utils.isUndefined(meterValuesTemplate[index].location) && {location: meterValuesTemplate[index].location},
+ ...!Utils.isUndefined(meterValuesTemplate[index].value) ? {value: meterValuesTemplate[index].value} : {value: powerMeasurandValues.all},
+ });
+ const sampledValuesIndex = sampledValues.sampledValue.length - 1;
+ if (sampledValues.sampledValue[sampledValuesIndex].value > maxPower || debug) {
+ logger.error(`${self._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}`);
+ }
+ for (let phase = 1; self._getPowerOutType() === 'AC' && self._getNumberOfPhases() === 3 && phase <= self._getNumberOfPhases(); phase++) {
+ const phaseValue = `L${phase}-N`;
+ sampledValues.sampledValue.push({
+ ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? {unit: meterValuesTemplate[index].unit} : {unit: 'W'},
+ ...!Utils.isUndefined(meterValuesTemplate[index].context) && {context: meterValuesTemplate[index].context},
+ ...!Utils.isUndefined(meterValuesTemplate[index].measurand) && {measurand: meterValuesTemplate[index].measurand},
+ ...!Utils.isUndefined(meterValuesTemplate[index].location) && {location: meterValuesTemplate[index].location},
+ ...!Utils.isUndefined(meterValuesTemplate[index].value) ? {value: meterValuesTemplate[index].value} : {value: powerMeasurandValues[`L${phase}`]},
+ phase: phaseValue,
+ });
+ }
+ // Current.Import measurand
+ } else if (meterValuesTemplate[index].measurand && meterValuesTemplate[index].measurand === 'Current.Import' && self._getConfigurationKey('MeterValuesSampledData').value.includes('Current.Import')) {
+ // FIXME: factor out powerDivider checks
+ if (Utils.isUndefined(self._stationInfo.powerDivider)) {
+ const errMsg = `${self._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'}: powerDivider is undefined`;
+ logger.error(errMsg);
+ throw Error(errMsg);
+ } else if (self._stationInfo.powerDivider && self._stationInfo.powerDivider <= 0) {
+ const errMsg = `${self._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'}: powerDivider have zero or below value ${self._stationInfo.powerDivider}`;
+ logger.error(errMsg);
+ throw Error(errMsg);
+ }
+ const errMsg = `${self._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'}: Unknown ${self._getPowerOutType()} powerOutType in template file ${self._stationTemplateFile}, cannot calculate ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'} measurand value`;
+ const currentMeasurandValues = {};
+ let maxAmperage;
+ switch (self._getPowerOutType()) {
+ case '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 (self._getNumberOfPhases() === 3) {
+ currentMeasurandValues.L2 = Utils.getRandomFloatRounded(maxAmperage);
+ currentMeasurandValues.L3 = Utils.getRandomFloatRounded(maxAmperage);
+ }
+ currentMeasurandValues.all = Utils.roundTo((currentMeasurandValues.L1 + currentMeasurandValues.L2 + currentMeasurandValues.L3) / self._getNumberOfPhases(), 2);
+ }
+ break;
+ case 'DC':
+ maxAmperage = ElectricUtils.ampTotalFromPower(self._stationInfo.maxPower / self._stationInfo.powerDivider, self._getVoltageOut());
+ if (Utils.isUndefined(meterValuesTemplate[index].value)) {
+ currentMeasurandValues.all = Utils.getRandomFloatRounded(maxAmperage);
+ }
+ break;
+ default:
+ logger.error(errMsg);
+ throw Error(errMsg);
+ }
+ sampledValues.sampledValue.push({
+ ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? {unit: meterValuesTemplate[index].unit} : {unit: 'A'},
+ ...!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},
+ });
+ const sampledValuesIndex = sampledValues.sampledValue.length - 1;
+ if (sampledValues.sampledValue[sampledValuesIndex].value > maxAmperage || debug) {
+ logger.error(`${self._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}`);
+ }
+ for (let phase = 1; self._getPowerOutType() === 'AC' && self._getNumberOfPhases() === 3 && phase <= self._getNumberOfPhases(); phase++) {
+ const phaseValue = `L${phase}`;
+ sampledValues.sampledValue.push({
+ ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? {unit: meterValuesTemplate[index].unit} : {unit: 'A'},
+ ...!Utils.isUndefined(meterValuesTemplate[index].context) && {context: meterValuesTemplate[index].context},
+ ...!Utils.isUndefined(meterValuesTemplate[index].measurand) && {measurand: meterValuesTemplate[index].measurand},
+ ...!Utils.isUndefined(meterValuesTemplate[index].location) && {location: meterValuesTemplate[index].location},
+ ...!Utils.isUndefined(meterValuesTemplate[index].value) ? {value: meterValuesTemplate[index].value} : {value: currentMeasurandValues[phaseValue]},
+ phase: phaseValue,
+ });
+ }
// Energy.Active.Import.Register measurand (default)
- } else if (!sampledValueLcl.sampledValue[index].measurand || sampledValueLcl.sampledValue[index].measurand === 'Energy.Active.Import.Register') {
+ } else if (!meterValuesTemplate[index].measurand || meterValuesTemplate[index].measurand === 'Energy.Active.Import.Register') {
+ // FIXME: factor out powerDivider checks
if (Utils.isUndefined(self._stationInfo.powerDivider)) {
- const errMsg = `${self._logPrefix()} MeterValues measurand ${sampledValueLcl.sampledValue[index].measurand ? sampledValueLcl.sampledValue[index].measurand : 'Energy.Active.Import.Register'}: powerDivider is undefined`;
+ const errMsg = `${self._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'}: powerDivider is undefined`;
logger.error(errMsg);
throw Error(errMsg);
} else if (self._stationInfo.powerDivider && self._stationInfo.powerDivider <= 0) {
- const errMsg = `${self._logPrefix()} MeterValues measurand ${sampledValueLcl.sampledValue[index].measurand ? sampledValueLcl.sampledValue[index].measurand : 'Energy.Active.Import.Register'}: powerDivider have zero or below value ${self._stationInfo.powerDivider}`;
+ const errMsg = `${self._logPrefix()} MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'}: powerDivider have zero or below value ${self._stationInfo.powerDivider}`;
logger.error(errMsg);
throw Error(errMsg);
}
- if (Utils.isUndefined(sampledValueLcl.sampledValue[index].value)) {
+ if (Utils.isUndefined(meterValuesTemplate[index].value)) {
const measurandValue = Utils.getRandomInt(self._stationInfo.maxPower / (self._stationInfo.powerDivider * 3600000) * interval);
// Persist previous value in connector
- if (connector && connector.lastEnergyActiveImportRegisterValue >= 0) {
+ if (connector && !Utils.isNullOrUndefined(connector.lastEnergyActiveImportRegisterValue) && connector.lastEnergyActiveImportRegisterValue >= 0) {
connector.lastEnergyActiveImportRegisterValue += measurandValue;
} else {
connector.lastEnergyActiveImportRegisterValue = 0;
}
- sampledValueLcl.sampledValue[index].value = connector.lastEnergyActiveImportRegisterValue;
}
- logger.info(`${self._logPrefix()} MeterValues measurand ${sampledValueLcl.sampledValue[index].measurand ? sampledValueLcl.sampledValue[index].measurand : 'Energy.Active.Import.Register'}: connectorId ${connectorId}, transaction ${connector.transactionId}, value ${sampledValueLcl.sampledValue[index].value}`);
- const maxConsumption = self._stationInfo.maxPower * 3600 / (self._stationInfo.powerDivider * interval);
- if (sampledValueLcl.sampledValue[index].value > maxConsumption || debug) {
- logger.error(`${self._logPrefix()} MeterValues measurand ${sampledValueLcl.sampledValue[index].measurand ? sampledValueLcl.sampledValue[index].measurand : 'Energy.Active.Import.Register'}: connectorId ${connectorId}, transaction ${connector.transactionId}, value: ${sampledValueLcl.sampledValue[index].value}/${maxConsumption}`);
+ sampledValues.sampledValue.push({
+ ...!Utils.isUndefined(meterValuesTemplate[index].unit) ? {unit: meterValuesTemplate[index].unit} : {unit: 'Wh'},
+ ...!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},
+ });
+ const sampledValuesIndex = sampledValues.sampledValue.length - 1;
+ const maxConsumption = Math.round(self._stationInfo.maxPower * 3600 / (self._stationInfo.powerDivider * interval));
+ if (sampledValues.sampledValue[sampledValuesIndex].value > maxConsumption || debug) {
+ logger.error(`${self._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}`);
}
// Unsupported measurand
} else {
- logger.info(`${self._logPrefix()} Unsupported MeterValues measurand ${sampledValueLcl.sampledValue[index].measurand ? sampledValueLcl.sampledValue[index].measurand : 'Energy.Active.Import.Register'} on connectorId ${connectorId}`);
+ logger.info(`${self._logPrefix()} Unsupported MeterValues measurand ${meterValuesTemplate[index].measurand ? meterValuesTemplate[index].measurand : 'Energy.Active.Import.Register'} on connectorId ${connectorId}`);
}
}
const payload = {
connectorId,
- transactionId: self._getConnector(connectorId).transactionId,
- meterValue: [sampledValueLcl],
+ transactionId: self.getConnector(connectorId).transactionId,
+ meterValue: sampledValues,
};
await self.sendMessage(Utils.generateUUID(), payload, Constants.OCPP_JSON_CALL_MESSAGE, 'MeterValues');
} catch (error) {
switch (messageType) {
// Request
case Constants.OCPP_JSON_CALL_MESSAGE:
- this._statistics.addMessage(commandName);
+ if (this.getEnableStatistics()) {
+ this._statistics.addMessage(commandName);
+ }
// Build request
this._requests[messageId] = [responseCallback, rejectCallback, command];
messageToSend = JSON.stringify([messageType, messageId, commandName, command]);
break;
// Response
case Constants.OCPP_JSON_CALL_RESULT_MESSAGE:
- this._statistics.addMessage(commandName);
+ if (this.getEnableStatistics()) {
+ this._statistics.addMessage(commandName);
+ }
// Build response
messageToSend = JSON.stringify([messageType, messageId, command]);
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
- this._statistics.addMessage(`Error ${command.code ? command.code : Constants.OCPP_ERROR_GENERIC_ERROR} on ${commandName}`);
messageToSend = JSON.stringify([messageType, messageId, command.code ? command.code : Constants.OCPP_ERROR_GENERIC_ERROR, command.message ? command.message : '', command.details ? command.details : {}]);
break;
}
} 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(`Timeout for message ${messageId}`), Constants.OCPP_SOCKET_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);
}
// Function that will receive the request's response
function responseCallback(payload, requestPayload) {
- self._statistics.addMessage(commandName, true);
- const responseCallbackFn = 'handleResponse' + commandName;
- if (typeof self[responseCallbackFn] === 'function') {
- self[responseCallbackFn](payload, requestPayload, self);
- } else {
- logger.debug(self._logPrefix() + ' Trying to call an undefined response callback function: ' + responseCallbackFn);
- }
+ self.handleResponse(commandName, payload, requestPayload, self);
// Send the response
resolve(payload);
}
// Function that will receive the request's rejection
- function rejectCallback(reason) {
- self._statistics.addMessage(`Error ${command.code ? command.code : Constants.OCPP_ERROR_GENERIC_ERROR} on ${commandName}`, true);
+ function rejectCallback(error) {
+ if (!(error instanceof OCPPError)) {
+ const errMsg = `${self._logPrefix()} Argument error is not an instance of OCPPError in rejectCallback call`;
+ logger.error(errMsg);
+ throw Error(errMsg);
+ }
+ logger.debug(`${self._logPrefix()} Error %j on commandName %s command %j`, error, commandName, command);
+ if (self.getEnableStatistics()) {
+ self._statistics.addMessage(`Error on commandName ${commandName}`, true);
+ }
// Build Exception
// eslint-disable-next-line no-empty-function
self._requests[messageId] = [() => { }, () => { }, '']; // Properly format the request
- const error = reason instanceof OCPPError ? reason : new Error(reason);
// Send error
reject(error);
}
});
}
+ // eslint-disable-next-line class-methods-use-this
+ handleResponse(commandName, payload, requestPayload, self) {
+ if (self.getEnableStatistics()) {
+ self._statistics.addMessage(commandName, true);
+ }
+ const responseCallbackFn = 'handleResponse' + commandName;
+ if (typeof self[responseCallbackFn] === 'function') {
+ self[responseCallbackFn](payload, requestPayload, self);
+ } else {
+ logger.error(self._logPrefix() + ' Trying to call an undefined response callback function: ' + responseCallbackFn);
+ }
+ }
+
handleResponseBootNotification(payload) {
if (payload.status === 'Accepted') {
this._heartbeatInterval = payload.interval * 1000;
}
_initTransactionOnConnector(connectorId) {
- this._getConnector(connectorId).transactionStarted = false;
- this._getConnector(connectorId).transactionId = null;
- this._getConnector(connectorId).idTag = null;
- this._getConnector(connectorId).lastEnergyActiveImportRegisterValue = -1;
+ this.getConnector(connectorId).transactionStarted = false;
+ this.getConnector(connectorId).transactionId = null;
+ this.getConnector(connectorId).idTag = null;
+ this.getConnector(connectorId).lastEnergyActiveImportRegisterValue = -1;
}
_resetTransactionOnConnector(connectorId) {
this._initTransactionOnConnector(connectorId);
- if (this._getConnector(connectorId).transactionSetInterval) {
- clearInterval(this._getConnector(connectorId).transactionSetInterval);
+ if (this.getConnector(connectorId).transactionSetInterval) {
+ clearInterval(this.getConnector(connectorId).transactionSetInterval);
}
}
handleResponseStartTransaction(payload, requestPayload) {
- 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));
+ 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;
}
return;
}
if (payload.idTagInfo && payload.idTagInfo.status === '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.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');
logger.info(this._logPrefix() + ' Transaction ' + payload.transactionId + ' STARTED on ' + this._stationInfo.name + '#' + requestPayload.connectorId + ' for idTag ' + requestPayload.idTag);
if (this._stationInfo.powerSharedByConnectors) {
configuredMeterValueSampleInterval ? configuredMeterValueSampleInterval.value * 1000 : 60000);
} else {
logger.error(this._logPrefix() + ' Starting transaction id ' + payload.transactionId + ' REJECTED with status ' + payload.idTagInfo.status + ', idTag ' + requestPayload.idTag);
- this._resetTransactionOnConnector(transactionConnectorId);
+ this._resetTransactionOnConnector(requestPayload.connectorId);
this.sendStatusNotification(requestPayload.connectorId, 'Available');
}
}
handleResponseStopTransaction(payload, requestPayload) {
let transactionConnectorId;
for (const connector in this._connectors) {
- if (this._getConnector(connector).transactionId === requestPayload.transactionId) {
+ if (this.getConnector(connector).transactionId === requestPayload.transactionId) {
transactionConnectorId = connector;
break;
}
}
async handleRequest(messageId, commandName, commandPayload) {
- let result;
- this._statistics.addMessage(commandName, true);
+ if (this.getEnableStatistics()) {
+ this._statistics.addMessage(commandName, true);
+ }
+ let response;
// Call
if (typeof this['handle' + commandName] === 'function') {
try {
- // Call the method
- result = await this['handle' + commandName](commandPayload);
+ // Call the method to build the response
+ response = await this['handle' + commandName](commandPayload);
} catch (error) {
// Log
logger.error(this._logPrefix() + ' Handle request error: ' + error);
throw new Error(`${commandName} is not implemented ${JSON.stringify(commandPayload, null, ' ')}`);
}
// Send response
- await this.sendMessage(messageId, result, Constants.OCPP_JSON_CALL_RESULT_MESSAGE);
+ await this.sendMessage(messageId, response, Constants.OCPP_JSON_CALL_RESULT_MESSAGE);
}
async handleReset(commandPayload) {
// Check if authorized
if (this._authorizedTags.find((value) => value === commandPayload.idTag)) {
// Authorization successful start transaction
- this.sendStartTransactionWithTimeout(transactionConnectorID, commandPayload.idTag, Constants.START_TRANSACTION_TIMEOUT);
+ this.sendStartTransactionWithTimeout(transactionConnectorID, commandPayload.idTag);
logger.debug(this._logPrefix() + ' Transaction remotely STARTED on ' + this._stationInfo.name + '#' + transactionConnectorID + ' for idTag ' + commandPayload.idTag);
return Constants.OCPP_RESPONSE_ACCEPTED;
}
return Constants.OCPP_RESPONSE_REJECTED;
}
// No local authorization check required => start transaction
- this.sendStartTransactionWithTimeout(transactionConnectorID, commandPayload.idTag, Constants.START_TRANSACTION_TIMEOUT);
+ this.sendStartTransactionWithTimeout(transactionConnectorID, commandPayload.idTag);
logger.debug(this._logPrefix() + ' Transaction remotely STARTED on ' + this._stationInfo.name + '#' + transactionConnectorID + ' for idTag ' + commandPayload.idTag);
return Constants.OCPP_RESPONSE_ACCEPTED;
}
async handleRemoteStopTransaction(commandPayload) {
for (const connector in this._connectors) {
- if (this._getConnector(connector).transactionId === commandPayload.transactionId) {
+ if (this.getConnector(connector).transactionId === commandPayload.transactionId) {
this.sendStopTransaction(commandPayload.transactionId);
return Constants.OCPP_RESPONSE_ACCEPTED;
}
}
}
-module.exports = ChargingStation;