X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fcharging-station%2FAutomaticTransactionGenerator.ts;h=38efbf51a22ce5c19390a0219702ddb81c9dfd2c;hb=5199f9fdf202eb534948f165a0994e1993675aa8;hp=a09ee7a1019b82759b1ed134d2bd5733b4601e20;hpb=aa428a31b4c462d38925ce60a215507c4b406b38;p=e-mobility-charging-stations-simulator.git

diff --git a/src/charging-station/AutomaticTransactionGenerator.ts b/src/charging-station/AutomaticTransactionGenerator.ts
index a09ee7a1..38efbf51 100644
--- a/src/charging-station/AutomaticTransactionGenerator.ts
+++ b/src/charging-station/AutomaticTransactionGenerator.ts
@@ -1,394 +1,539 @@
-// Partial Copyright Jerome Benoit. 2021. All Rights Reserved.
+// Partial Copyright Jerome Benoit. 2021-2023. All Rights Reserved.
 
-import PerformanceStatistics from '../performance/PerformanceStatistics';
-import type {
-  AutomaticTransactionGeneratorConfiguration,
-  Status,
-} from '../types/AutomaticTransactionGenerator';
-import { RequestCommand } from '../types/ocpp/Requests';
+import { hoursToMilliseconds, secondsToMilliseconds } from 'date-fns'
+
+import type { ChargingStation } from './ChargingStation.js'
+import { checkChargingStation } from './Helpers.js'
+import { IdTagsCache } from './IdTagsCache.js'
+import { isIdTagAuthorized } from './ocpp/index.js'
+import { BaseError } from '../exception/index.js'
+import { PerformanceStatistics } from '../performance/index.js'
 import {
   AuthorizationStatus,
-  type AuthorizeRequest,
-  type AuthorizeResponse,
+  RequestCommand,
   type StartTransactionRequest,
   type StartTransactionResponse,
+  type Status,
   StopTransactionReason,
-  type StopTransactionResponse,
-} from '../types/ocpp/Transaction';
-import Constants from '../utils/Constants';
-import logger from '../utils/Logger';
-import Utils from '../utils/Utils';
-import type ChargingStation from './ChargingStation';
+  type StopTransactionResponse
+} from '../types/index.js'
+import {
+  Constants,
+  cloneObject,
+  formatDurationMilliSeconds,
+  getRandomInteger,
+  logPrefix,
+  logger,
+  secureRandom,
+  sleep
+} from '../utils/index.js'
 
-export default class AutomaticTransactionGenerator {
+export class AutomaticTransactionGenerator {
   private static readonly instances: Map<string, AutomaticTransactionGenerator> = new Map<
-    string,
-    AutomaticTransactionGenerator
-  >();
+  string,
+  AutomaticTransactionGenerator
+  >()
 
-  public readonly connectorsStatus: Map<number, Status>;
-  public readonly configuration: AutomaticTransactionGeneratorConfiguration;
-  public started: boolean;
-  private readonly chargingStation: ChargingStation;
+  public readonly connectorsStatus: Map<number, Status>
+  public started: boolean
+  private starting: boolean
+  private stopping: boolean
+  private readonly chargingStation: ChargingStation
 
-  private constructor(
-    automaticTransactionGeneratorConfiguration: AutomaticTransactionGeneratorConfiguration,
-    chargingStation: ChargingStation
-  ) {
-    this.started = false;
-    this.configuration = automaticTransactionGeneratorConfiguration;
-    this.chargingStation = chargingStation;
-    this.connectorsStatus = new Map<number, Status>();
-    this.stopConnectors();
+  private constructor (chargingStation: ChargingStation) {
+    this.started = false
+    this.starting = false
+    this.stopping = false
+    this.chargingStation = chargingStation
+    this.connectorsStatus = new Map<number, Status>()
+    this.initializeConnectorsStatus()
   }
 
-  public static getInstance(
-    automaticTransactionGeneratorConfiguration: AutomaticTransactionGeneratorConfiguration,
+  public static getInstance (
     chargingStation: ChargingStation
-  ): AutomaticTransactionGenerator {
-    if (!AutomaticTransactionGenerator.instances.has(chargingStation.stationInfo.hashId)) {
+  ): AutomaticTransactionGenerator | undefined {
+    // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+    if (!AutomaticTransactionGenerator.instances.has(chargingStation.stationInfo!.hashId)) {
       AutomaticTransactionGenerator.instances.set(
-        chargingStation.stationInfo.hashId,
-        new AutomaticTransactionGenerator(
-          automaticTransactionGeneratorConfiguration,
-          chargingStation
-        )
-      );
+        // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+        chargingStation.stationInfo!.hashId,
+        new AutomaticTransactionGenerator(chargingStation)
+      )
     }
-    return AutomaticTransactionGenerator.instances.get(chargingStation.stationInfo.hashId);
+    // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+    return AutomaticTransactionGenerator.instances.get(chargingStation.stationInfo!.hashId)
   }
 
-  public start(): void {
-    if (this.started === true) {
-      logger.warn(`${this.logPrefix()} trying to start while already started`);
-      return;
+  public start (): void {
+    if (!checkChargingStation(this.chargingStation, this.logPrefix())) {
+      return
+    }
+    if (this.started) {
+      logger.warn(`${this.logPrefix()} is already started`)
+      return
+    }
+    if (this.starting) {
+      logger.warn(`${this.logPrefix()} is already starting`)
+      return
     }
-    this.startConnectors();
-    this.started = true;
+    this.starting = true
+    this.startConnectors()
+    this.started = true
+    this.starting = false
   }
 
-  public stop(): void {
-    if (this.started === false) {
-      logger.warn(`${this.logPrefix()} trying to stop while not started`);
-      return;
+  public stop (): void {
+    if (!this.started) {
+      logger.warn(`${this.logPrefix()} is already stopped`)
+      return
     }
-    this.stopConnectors();
-    this.started = false;
+    if (this.stopping) {
+      logger.warn(`${this.logPrefix()} is already stopping`)
+      return
+    }
+    this.stopping = true
+    this.stopConnectors()
+    this.started = false
+    this.stopping = false
   }
 
-  public startConnector(connectorId: number): void {
-    if (this.chargingStation.connectors.has(connectorId) === false) {
-      logger.warn(`${this.logPrefix(connectorId)} trying to start on non existing connector`);
-      return;
+  public startConnector (connectorId: number): void {
+    if (!checkChargingStation(this.chargingStation, this.logPrefix(connectorId))) {
+      return
+    }
+    if (!this.connectorsStatus.has(connectorId)) {
+      logger.error(`${this.logPrefix(connectorId)} starting on non existing connector`)
+      throw new BaseError(`Connector ${connectorId} does not exist`)
     }
     if (this.connectorsStatus.get(connectorId)?.start === false) {
-      // Avoid hogging the event loop with a busy loop
-      setImmediate(() => {
-        this.internalStartConnector(connectorId).catch(() => {
-          /* This is intentional */
-        });
-      });
+      this.internalStartConnector(connectorId).catch(Constants.EMPTY_FUNCTION)
     } else if (this.connectorsStatus.get(connectorId)?.start === true) {
-      logger.warn(`${this.logPrefix(connectorId)} already started on connector`);
+      logger.warn(`${this.logPrefix(connectorId)} is already started on connector`)
     }
   }
 
-  public stopConnector(connectorId: number): void {
-    this.connectorsStatus.set(connectorId, {
-      ...this.connectorsStatus.get(connectorId),
-      start: false,
-    });
+  public stopConnector (connectorId: number): void {
+    if (!this.connectorsStatus.has(connectorId)) {
+      logger.error(`${this.logPrefix(connectorId)} stopping on non existing connector`)
+      throw new BaseError(`Connector ${connectorId} does not exist`)
+    }
+    if (this.connectorsStatus.get(connectorId)?.start === true) {
+      // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+      this.connectorsStatus.get(connectorId)!.start = false
+    } else if (this.connectorsStatus.get(connectorId)?.start === false) {
+      logger.warn(`${this.logPrefix(connectorId)} is already stopped on connector`)
+    }
   }
 
-  private startConnectors(): void {
+  private startConnectors (): void {
     if (
-      this.connectorsStatus?.size > 0 &&
+      this.connectorsStatus.size > 0 &&
       this.connectorsStatus.size !== this.chargingStation.getNumberOfConnectors()
     ) {
-      this.connectorsStatus.clear();
+      this.connectorsStatus.clear()
+      this.initializeConnectorsStatus()
     }
-    for (const connectorId of this.chargingStation.connectors.keys()) {
-      if (connectorId > 0) {
-        this.startConnector(connectorId);
+    if (this.chargingStation.hasEvses) {
+      for (const [evseId, evseStatus] of this.chargingStation.evses) {
+        if (evseId > 0) {
+          for (const connectorId of evseStatus.connectors.keys()) {
+            this.startConnector(connectorId)
+          }
+        }
+      }
+    } else {
+      for (const connectorId of this.chargingStation.connectors.keys()) {
+        if (connectorId > 0) {
+          this.startConnector(connectorId)
+        }
       }
     }
   }
 
-  private stopConnectors(): void {
-    for (const connectorId of this.chargingStation.connectors.keys()) {
-      if (connectorId > 0) {
-        this.stopConnector(connectorId);
+  private stopConnectors (): void {
+    if (this.chargingStation.hasEvses) {
+      for (const [evseId, evseStatus] of this.chargingStation.evses) {
+        if (evseId > 0) {
+          for (const connectorId of evseStatus.connectors.keys()) {
+            this.stopConnector(connectorId)
+          }
+        }
+      }
+    } else {
+      for (const connectorId of this.chargingStation.connectors.keys()) {
+        if (connectorId > 0) {
+          this.stopConnector(connectorId)
+        }
       }
     }
   }
 
-  private async internalStartConnector(connectorId: number): Promise<void> {
-    this.initializeConnectorStatus(connectorId);
+  private async internalStartConnector (connectorId: number): Promise<void> {
+    this.setStartConnectorStatus(connectorId)
     logger.info(
-      this.logPrefix(connectorId) +
-        ' started on connector and will run for ' +
-        Utils.formatDurationMilliSeconds(
-          this.connectorsStatus.get(connectorId).stopDate.getTime() -
-            this.connectorsStatus.get(connectorId).startDate.getTime()
-        )
-    );
-    while (this.connectorsStatus.get(connectorId).start === true) {
-      if (new Date() > this.connectorsStatus.get(connectorId).stopDate) {
-        this.stopConnector(connectorId);
-        break;
-      }
-      if (!this.chargingStation.isInAcceptedState()) {
-        logger.error(
-          this.logPrefix(connectorId) +
-            ' entered in transaction loop while the charging station is not in accepted state'
-        );
-        this.stopConnector(connectorId);
-        break;
-      }
-      if (!this.chargingStation.isChargingStationAvailable()) {
-        logger.info(
-          this.logPrefix(connectorId) +
-            ' entered in transaction loop while the charging station is unavailable'
-        );
-        this.stopConnector(connectorId);
-        break;
-      }
-      if (!this.chargingStation.isConnectorAvailable(connectorId)) {
-        logger.info(
-          `${this.logPrefix(
-            connectorId
-          )} entered in transaction loop while the connector ${connectorId} is unavailable`
-        );
-        this.stopConnector(connectorId);
-        break;
-      }
-      if (!this.chargingStation?.ocppRequestService) {
-        logger.info(
-          `${this.logPrefix(
-            connectorId
-          )} transaction loop waiting for charging station service to be initialized`
-        );
-        do {
-          await Utils.sleep(Constants.CHARGING_STATION_ATG_INITIALIZATION_TIME);
-        } while (!this.chargingStation?.ocppRequestService);
+      `${this.logPrefix(
+        connectorId
+      )} started on connector and will run for ${formatDurationMilliSeconds(
+        // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+        this.connectorsStatus.get(connectorId)!.stopDate!.getTime() -
+          // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+          this.connectorsStatus.get(connectorId)!.startDate!.getTime()
+      )}`
+    )
+    while (this.connectorsStatus.get(connectorId)?.start === true) {
+      await this.waitChargingStationAvailable(connectorId)
+      await this.waitConnectorAvailable(connectorId)
+      if (!this.canStartConnector(connectorId)) {
+        this.stopConnector(connectorId)
+        break
       }
-      const wait =
-        Utils.getRandomInteger(
-          this.configuration.maxDelayBetweenTwoTransactions,
-          this.configuration.minDelayBetweenTwoTransactions
-        ) * 1000;
-      logger.info(
-        this.logPrefix(connectorId) + ' waiting for ' + Utils.formatDurationMilliSeconds(wait)
-      );
-      await Utils.sleep(wait);
-      const start = Utils.secureRandom();
-      if (start < this.configuration.probabilityOfStart) {
-        this.connectorsStatus.get(connectorId).skippedConsecutiveTransactions = 0;
+      const wait = secondsToMilliseconds(
+        getRandomInteger(
+          this.chargingStation.getAutomaticTransactionGeneratorConfiguration()
+            ?.maxDelayBetweenTwoTransactions,
+          this.chargingStation.getAutomaticTransactionGeneratorConfiguration()
+            ?.minDelayBetweenTwoTransactions
+        )
+      )
+      logger.info(`${this.logPrefix(connectorId)} waiting for ${formatDurationMilliSeconds(wait)}`)
+      await sleep(wait)
+      const start = secureRandom()
+      if (
+        start <
+        // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+        this.chargingStation.getAutomaticTransactionGeneratorConfiguration()!.probabilityOfStart
+      ) {
+        // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+        this.connectorsStatus.get(connectorId)!.skippedConsecutiveTransactions = 0
         // Start transaction
-        const startResponse = await this.startTransaction(connectorId);
-        if (startResponse?.idTagInfo?.status === AuthorizationStatus.ACCEPTED) {
+        const startResponse = await this.startTransaction(connectorId)
+        if (startResponse?.idTagInfo.status === AuthorizationStatus.ACCEPTED) {
           // Wait until end of transaction
-          const waitTrxEnd =
-            Utils.getRandomInteger(this.configuration.maxDuration, this.configuration.minDuration) *
-            1000;
+          const waitTrxEnd = secondsToMilliseconds(
+            getRandomInteger(
+              this.chargingStation.getAutomaticTransactionGeneratorConfiguration()?.maxDuration,
+              this.chargingStation.getAutomaticTransactionGeneratorConfiguration()?.minDuration
+            )
+          )
           logger.info(
-            this.logPrefix(connectorId) +
-              ' transaction ' +
-              this.chargingStation.getConnectorStatus(connectorId).transactionId.toString() +
-              ' started and will stop in ' +
-              Utils.formatDurationMilliSeconds(waitTrxEnd)
-          );
-          await Utils.sleep(waitTrxEnd);
-          // Stop transaction
-          logger.info(
-            this.logPrefix(connectorId) +
-              ' stop transaction ' +
-              this.chargingStation.getConnectorStatus(connectorId).transactionId.toString()
-          );
-          await this.stopTransaction(connectorId);
+            `${this.logPrefix(
+              connectorId
+            )} transaction started with id ${this.chargingStation.getConnectorStatus(connectorId)
+              ?.transactionId} and will stop in ${formatDurationMilliSeconds(waitTrxEnd)}`
+          )
+          await sleep(waitTrxEnd)
+          await this.stopTransaction(connectorId)
         }
       } else {
-        this.connectorsStatus.get(connectorId).skippedConsecutiveTransactions++;
-        this.connectorsStatus.get(connectorId).skippedTransactions++;
+        // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+        ++this.connectorsStatus.get(connectorId)!.skippedConsecutiveTransactions!
+        // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+        ++this.connectorsStatus.get(connectorId)!.skippedTransactions!
         logger.info(
-          this.logPrefix(connectorId) +
-            ' skipped consecutively ' +
-            this.connectorsStatus.get(connectorId).skippedConsecutiveTransactions.toString() +
-            '/' +
-            this.connectorsStatus.get(connectorId).skippedTransactions.toString() +
-            ' transaction(s)'
-        );
+          `${this.logPrefix(connectorId)} skipped consecutively ${this.connectorsStatus.get(
+            connectorId
+          )?.skippedConsecutiveTransactions}/${this.connectorsStatus.get(connectorId)
+            ?.skippedTransactions} transaction(s)`
+        )
       }
-      this.connectorsStatus.get(connectorId).lastRunDate = new Date();
+      // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+      this.connectorsStatus.get(connectorId)!.lastRunDate = new Date()
     }
-    this.connectorsStatus.get(connectorId).stoppedDate = new Date();
+    // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+    this.connectorsStatus.get(connectorId)!.stoppedDate = new Date()
     logger.info(
-      this.logPrefix(connectorId) +
-        ' stopped on connector and lasted for ' +
-        Utils.formatDurationMilliSeconds(
-          this.connectorsStatus.get(connectorId).stoppedDate.getTime() -
-            this.connectorsStatus.get(connectorId).startDate.getTime()
-        )
-    );
+      `${this.logPrefix(
+        connectorId
+      )} stopped on connector and lasted for ${formatDurationMilliSeconds(
+        // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+        this.connectorsStatus.get(connectorId)!.stoppedDate!.getTime() -
+          // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+          this.connectorsStatus.get(connectorId)!.startDate!.getTime()
+      )}`
+    )
     logger.debug(
       `${this.logPrefix(connectorId)} connector status: %j`,
       this.connectorsStatus.get(connectorId)
-    );
+    )
   }
 
-  private initializeConnectorStatus(connectorId: number): void {
-    this.connectorsStatus.get(connectorId).authorizeRequests =
-      this?.connectorsStatus.get(connectorId)?.authorizeRequests ?? 0;
-    this.connectorsStatus.get(connectorId).acceptedAuthorizeRequests =
-      this?.connectorsStatus.get(connectorId)?.acceptedAuthorizeRequests ?? 0;
-    this.connectorsStatus.get(connectorId).rejectedAuthorizeRequests =
-      this?.connectorsStatus.get(connectorId)?.rejectedAuthorizeRequests ?? 0;
-    this.connectorsStatus.get(connectorId).startTransactionRequests =
-      this?.connectorsStatus.get(connectorId)?.startTransactionRequests ?? 0;
-    this.connectorsStatus.get(connectorId).acceptedStartTransactionRequests =
-      this?.connectorsStatus.get(connectorId)?.acceptedStartTransactionRequests ?? 0;
-    this.connectorsStatus.get(connectorId).rejectedStartTransactionRequests =
-      this?.connectorsStatus.get(connectorId)?.rejectedStartTransactionRequests ?? 0;
-    this.connectorsStatus.get(connectorId).stopTransactionRequests =
-      this?.connectorsStatus.get(connectorId)?.stopTransactionRequests ?? 0;
-    this.connectorsStatus.get(connectorId).acceptedStopTransactionRequests =
-      this?.connectorsStatus.get(connectorId)?.acceptedStopTransactionRequests ?? 0;
-    this.connectorsStatus.get(connectorId).rejectedStopTransactionRequests =
-      this?.connectorsStatus.get(connectorId)?.rejectedStopTransactionRequests ?? 0;
-    this.connectorsStatus.get(connectorId).skippedConsecutiveTransactions = 0;
-    this.connectorsStatus.get(connectorId).skippedTransactions =
-      this?.connectorsStatus.get(connectorId)?.skippedTransactions ?? 0;
+  private setStartConnectorStatus (connectorId: number): void {
+    // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+    this.connectorsStatus.get(connectorId)!.skippedConsecutiveTransactions = 0
     const previousRunDuration =
-      this?.connectorsStatus.get(connectorId)?.startDate &&
-      this?.connectorsStatus.get(connectorId)?.lastRunDate
-        ? this.connectorsStatus.get(connectorId).lastRunDate.getTime() -
-          this.connectorsStatus.get(connectorId).startDate.getTime()
-        : 0;
-    this.connectorsStatus.get(connectorId).startDate = new Date();
-    this.connectorsStatus.get(connectorId).stopDate = new Date(
-      this.connectorsStatus.get(connectorId).startDate.getTime() +
-        (this.configuration.stopAfterHours ??
-          Constants.CHARGING_STATION_ATG_DEFAULT_STOP_AFTER_HOURS) *
-          3600 *
-          1000 -
+      this.connectorsStatus.get(connectorId)?.startDate != null &&
+      this.connectorsStatus.get(connectorId)?.lastRunDate != null
+        ? // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+        this.connectorsStatus.get(connectorId)!.lastRunDate!.getTime() -
+          // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+          this.connectorsStatus.get(connectorId)!.startDate!.getTime()
+        : 0
+    // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+    this.connectorsStatus.get(connectorId)!.startDate = new Date()
+    // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+    this.connectorsStatus.get(connectorId)!.stopDate = new Date(
+      // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+      this.connectorsStatus.get(connectorId)!.startDate!.getTime() +
+        hoursToMilliseconds(
+          // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+          this.chargingStation.getAutomaticTransactionGeneratorConfiguration()!.stopAfterHours
+        ) -
         previousRunDuration
-    );
-    this.connectorsStatus.get(connectorId).start = true;
+    )
+    // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+    this.connectorsStatus.get(connectorId)!.start = true
+  }
+
+  private canStartConnector (connectorId: number): boolean {
+    // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+    if (new Date() > this.connectorsStatus.get(connectorId)!.stopDate!) {
+      return false
+    }
+    if (!this.chargingStation.inAcceptedState()) {
+      logger.error(
+        `${this.logPrefix(
+          connectorId
+        )} entered in transaction loop while the charging station is not in accepted state`
+      )
+      return false
+    }
+    if (!this.chargingStation.isChargingStationAvailable()) {
+      logger.info(
+        `${this.logPrefix(
+          connectorId
+        )} entered in transaction loop while the charging station is unavailable`
+      )
+      return false
+    }
+    if (!this.chargingStation.isConnectorAvailable(connectorId)) {
+      logger.info(
+        `${this.logPrefix(
+          connectorId
+        )} entered in transaction loop while the connector ${connectorId} is unavailable`
+      )
+      return false
+    }
+    return true
+  }
+
+  private async waitChargingStationAvailable (connectorId: number): Promise<void> {
+    let logged = false
+    while (!this.chargingStation.isChargingStationAvailable()) {
+      if (!logged) {
+        logger.info(
+          `${this.logPrefix(
+            connectorId
+          )} transaction loop waiting for charging station to be available`
+        )
+        logged = true
+      }
+      await sleep(Constants.CHARGING_STATION_ATG_AVAILABILITY_TIME)
+    }
   }
 
-  private async startTransaction(
+  private async waitConnectorAvailable (connectorId: number): Promise<void> {
+    let logged = false
+    while (!this.chargingStation.isConnectorAvailable(connectorId)) {
+      if (!logged) {
+        logger.info(
+          `${this.logPrefix(
+            connectorId
+          )} transaction loop waiting for connector ${connectorId} to be available`
+        )
+        logged = true
+      }
+      await sleep(Constants.CHARGING_STATION_ATG_AVAILABILITY_TIME)
+    }
+  }
+
+  private initializeConnectorsStatus (): void {
+    if (this.chargingStation.hasEvses) {
+      for (const [evseId, evseStatus] of this.chargingStation.evses) {
+        if (evseId > 0) {
+          for (const connectorId of evseStatus.connectors.keys()) {
+            this.connectorsStatus.set(connectorId, this.getConnectorStatus(connectorId))
+          }
+        }
+      }
+    } else {
+      for (const connectorId of this.chargingStation.connectors.keys()) {
+        if (connectorId > 0) {
+          this.connectorsStatus.set(connectorId, this.getConnectorStatus(connectorId))
+        }
+      }
+    }
+  }
+
+  private getConnectorStatus (connectorId: number): Status {
+    const connectorStatus =
+      this.chargingStation.getAutomaticTransactionGeneratorStatuses()?.[connectorId] != null
+        ? cloneObject<Status>(
+          // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+          this.chargingStation.getAutomaticTransactionGeneratorStatuses()![connectorId]
+        )
+        : undefined
+    this.resetConnectorStatus(connectorStatus)
+    return (
+      connectorStatus ?? {
+        start: false,
+        authorizeRequests: 0,
+        acceptedAuthorizeRequests: 0,
+        rejectedAuthorizeRequests: 0,
+        startTransactionRequests: 0,
+        acceptedStartTransactionRequests: 0,
+        rejectedStartTransactionRequests: 0,
+        stopTransactionRequests: 0,
+        acceptedStopTransactionRequests: 0,
+        rejectedStopTransactionRequests: 0,
+        skippedConsecutiveTransactions: 0,
+        skippedTransactions: 0
+      }
+    )
+  }
+
+  private resetConnectorStatus (connectorStatus: Status | undefined): void {
+    if (connectorStatus == null) {
+      return
+    }
+    delete connectorStatus.startDate
+    delete connectorStatus.lastRunDate
+    delete connectorStatus.stopDate
+    delete connectorStatus.stoppedDate
+    if (
+      !this.started &&
+      (connectorStatus.start ||
+        this.chargingStation.getAutomaticTransactionGeneratorConfiguration()?.enable !== true)
+    ) {
+      connectorStatus.start = false
+    }
+  }
+
+  private async startTransaction (
     connectorId: number
   ): Promise<StartTransactionResponse | undefined> {
-    const measureId = 'StartTransaction with ATG';
-    const beginId = PerformanceStatistics.beginMeasure(measureId);
-    let startResponse: StartTransactionResponse;
-    if (this.chargingStation.hasAuthorizedTags()) {
-      const idTag = this.chargingStation.getRandomIdTag();
+    const measureId = 'StartTransaction with ATG'
+    const beginId = PerformanceStatistics.beginMeasure(measureId)
+    let startResponse: StartTransactionResponse | undefined
+    if (this.chargingStation.hasIdTags()) {
+      const idTag = IdTagsCache.getInstance().getIdTag(
+        // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+        this.chargingStation.getAutomaticTransactionGeneratorConfiguration()!.idTagDistribution!,
+        this.chargingStation,
+        connectorId
+      )
       const startTransactionLogMsg = `${this.logPrefix(
         connectorId
-      )} start transaction for idTag '${idTag}'`;
+      )} start transaction with an idTag '${idTag}'`
       if (this.getRequireAuthorize()) {
-        this.chargingStation.getConnectorStatus(connectorId).authorizeIdTag = idTag;
-        // Authorize idTag
-        const authorizeResponse: AuthorizeResponse =
-          await this.chargingStation.ocppRequestService.requestHandler<
-            AuthorizeRequest,
-            AuthorizeResponse
-          >(this.chargingStation, RequestCommand.AUTHORIZE, {
-            idTag,
-          });
-        this.connectorsStatus.get(connectorId).authorizeRequests++;
-        if (authorizeResponse?.idTagInfo?.status === AuthorizationStatus.ACCEPTED) {
-          this.connectorsStatus.get(connectorId).acceptedAuthorizeRequests++;
-          logger.info(startTransactionLogMsg);
+        // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+        ++this.connectorsStatus.get(connectorId)!.authorizeRequests!
+        if (await isIdTagAuthorized(this.chargingStation, connectorId, idTag)) {
+          // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+          ++this.connectorsStatus.get(connectorId)!.acceptedAuthorizeRequests!
+          logger.info(startTransactionLogMsg)
           // Start transaction
           startResponse = await this.chargingStation.ocppRequestService.requestHandler<
-            StartTransactionRequest,
-            StartTransactionResponse
+          StartTransactionRequest,
+          StartTransactionResponse
           >(this.chargingStation, RequestCommand.START_TRANSACTION, {
             connectorId,
-            idTag,
-          });
-          this.handleStartTransactionResponse(connectorId, startResponse);
-          PerformanceStatistics.endMeasure(measureId, beginId);
-          return startResponse;
+            idTag
+          })
+          this.handleStartTransactionResponse(connectorId, startResponse)
+          PerformanceStatistics.endMeasure(measureId, beginId)
+          return startResponse
         }
-        this.connectorsStatus.get(connectorId).rejectedAuthorizeRequests++;
-        PerformanceStatistics.endMeasure(measureId, beginId);
-        return startResponse;
+        // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+        ++this.connectorsStatus.get(connectorId)!.rejectedAuthorizeRequests!
+        PerformanceStatistics.endMeasure(measureId, beginId)
+        return startResponse
       }
-      logger.info(startTransactionLogMsg);
+      logger.info(startTransactionLogMsg)
       // Start transaction
       startResponse = await this.chargingStation.ocppRequestService.requestHandler<
-        StartTransactionRequest,
-        StartTransactionResponse
+      StartTransactionRequest,
+      StartTransactionResponse
       >(this.chargingStation, RequestCommand.START_TRANSACTION, {
         connectorId,
-        idTag,
-      });
-      this.handleStartTransactionResponse(connectorId, startResponse);
-      PerformanceStatistics.endMeasure(measureId, beginId);
-      return startResponse;
+        idTag
+      })
+      this.handleStartTransactionResponse(connectorId, startResponse)
+      PerformanceStatistics.endMeasure(measureId, beginId)
+      return startResponse
     }
-    logger.info(`${this.logPrefix(connectorId)} start transaction without an idTag`);
+    logger.info(`${this.logPrefix(connectorId)} start transaction without an idTag`)
     startResponse = await this.chargingStation.ocppRequestService.requestHandler<
-      StartTransactionRequest,
-      StartTransactionResponse
-    >(this.chargingStation, RequestCommand.START_TRANSACTION, { connectorId });
-    this.handleStartTransactionResponse(connectorId, startResponse);
-    PerformanceStatistics.endMeasure(measureId, beginId);
-    return startResponse;
+    StartTransactionRequest,
+    StartTransactionResponse
+    >(this.chargingStation, RequestCommand.START_TRANSACTION, { connectorId })
+    this.handleStartTransactionResponse(connectorId, startResponse)
+    PerformanceStatistics.endMeasure(measureId, beginId)
+    return startResponse
   }
 
-  private async stopTransaction(
+  private async stopTransaction (
     connectorId: number,
-    reason: StopTransactionReason = StopTransactionReason.LOCAL
-  ): Promise<StopTransactionResponse> {
-    const measureId = 'StopTransaction with ATG';
-    const beginId = PerformanceStatistics.beginMeasure(measureId);
-    let stopResponse: StopTransactionResponse;
+    reason = StopTransactionReason.LOCAL
+  ): Promise<StopTransactionResponse | undefined> {
+    const measureId = 'StopTransaction with ATG'
+    const beginId = PerformanceStatistics.beginMeasure(measureId)
+    let stopResponse: StopTransactionResponse | undefined
     if (this.chargingStation.getConnectorStatus(connectorId)?.transactionStarted === true) {
-      stopResponse = await this.chargingStation.stopTransactionOnConnector(connectorId, reason);
-      this.connectorsStatus.get(connectorId).stopTransactionRequests++;
-      if (stopResponse?.idTagInfo?.status === AuthorizationStatus.ACCEPTED) {
-        this.connectorsStatus.get(connectorId).acceptedStopTransactionRequests++;
+      logger.info(
+        `${this.logPrefix(
+          connectorId
+        )} stop transaction with id ${this.chargingStation.getConnectorStatus(connectorId)
+          ?.transactionId}`
+      )
+      stopResponse = await this.chargingStation.stopTransactionOnConnector(connectorId, reason)
+      // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+      ++this.connectorsStatus.get(connectorId)!.stopTransactionRequests!
+      if (stopResponse.idTagInfo?.status === AuthorizationStatus.ACCEPTED) {
+        // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+        ++this.connectorsStatus.get(connectorId)!.acceptedStopTransactionRequests!
       } else {
-        this.connectorsStatus.get(connectorId).rejectedStopTransactionRequests++;
+        // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+        ++this.connectorsStatus.get(connectorId)!.rejectedStopTransactionRequests!
       }
     } else {
-      const transactionId = this.chargingStation.getConnectorStatus(connectorId).transactionId;
-      logger.warn(
-        `${this.logPrefix(connectorId)} trying to stop a not started transaction${
-          transactionId ? ' ' + transactionId.toString() : ''
+      const transactionId = this.chargingStation.getConnectorStatus(connectorId)?.transactionId
+      logger.debug(
+        `${this.logPrefix(connectorId)} stopping a not started transaction${
+          transactionId != null ? ` with id ${transactionId}` : ''
         }`
-      );
+      )
     }
-    PerformanceStatistics.endMeasure(measureId, beginId);
-    return stopResponse;
+    PerformanceStatistics.endMeasure(measureId, beginId)
+    return stopResponse
   }
 
-  private getRequireAuthorize(): boolean {
-    return this.configuration?.requireAuthorize ?? true;
+  private getRequireAuthorize (): boolean {
+    return (
+      this.chargingStation.getAutomaticTransactionGeneratorConfiguration()?.requireAuthorize ?? true
+    )
   }
 
-  private logPrefix(connectorId?: number): string {
-    return Utils.logPrefix(
-      ` ${this.chargingStation.stationInfo.chargingStationId} | ATG${
-        connectorId !== undefined ? ` on connector #${connectorId.toString()}` : ''
+  private readonly logPrefix = (connectorId?: number): string => {
+    return logPrefix(
+      ` ${this.chargingStation.stationInfo?.chargingStationId} | ATG${
+        connectorId != null ? ` on connector #${connectorId}` : ''
       }:`
-    );
+    )
   }
 
-  private handleStartTransactionResponse(
+  private handleStartTransactionResponse (
     connectorId: number,
     startResponse: StartTransactionResponse
   ): void {
-    this.connectorsStatus.get(connectorId).startTransactionRequests++;
-    if (startResponse?.idTagInfo?.status === AuthorizationStatus.ACCEPTED) {
-      this.connectorsStatus.get(connectorId).acceptedStartTransactionRequests++;
+    // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+    ++this.connectorsStatus.get(connectorId)!.startTransactionRequests!
+    if (startResponse.idTagInfo.status === AuthorizationStatus.ACCEPTED) {
+      // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+      ++this.connectorsStatus.get(connectorId)!.acceptedStartTransactionRequests!
     } else {
-      logger.warn(this.logPrefix(connectorId) + ' start transaction rejected');
-      this.connectorsStatus.get(connectorId).rejectedStartTransactionRequests++;
+      logger.warn(`${this.logPrefix(connectorId)} start transaction rejected`)
+      // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+      ++this.connectorsStatus.get(connectorId)!.rejectedStartTransactionRequests!
     }
   }
 }