refactor(simulator): cleanup constants definition in OCPP code
[e-mobility-charging-stations-simulator.git] / src / charging-station / ocpp / 1.6 / OCPP16IncomingRequestService.ts
index 4deabe4f0a099157b1ea7b77020547b8f350a007..ed66f9dfb6d0ffeeef57ca2d723bca3074844255 100644 (file)
 // Partial Copyright Jerome Benoit. 2021-2023. All Rights Reserved.
 
-import fs from 'fs';
-import path from 'path';
-import { URL, fileURLToPath } from 'url';
+import fs from 'node:fs';
+import path from 'node:path';
+import { URL, fileURLToPath } from 'node:url';
 
 import type { JSONSchemaType } from 'ajv';
 import { Client, type FTPResponse } from 'basic-ftp';
 import tar from 'tar';
 
-import { OCPP16ServiceUtils } from './OCPP16ServiceUtils';
-import OCPPError from '../../../exception/OCPPError';
-import type { JsonObject, JsonType } from '../../../types/JsonType';
-import { OCPP16ChargePointErrorCode } from '../../../types/ocpp/1.6/ChargePointErrorCode';
-import { OCPP16ChargePointStatus } from '../../../types/ocpp/1.6/ChargePointStatus';
 import {
-  ChargingProfilePurposeType,
-  type OCPP16ChargingProfile,
-} from '../../../types/ocpp/1.6/ChargingProfile';
-import {
-  OCPP16StandardParametersKey,
-  OCPP16SupportedFeatureProfiles,
-} from '../../../types/ocpp/1.6/Configuration';
-import { OCPP16DiagnosticsStatus } from '../../../types/ocpp/1.6/DiagnosticsStatus';
+  type ChargingStation,
+  ChargingStationConfigurationUtils,
+  ChargingStationUtils,
+} from '../../../charging-station';
+import { OCPPError } from '../../../exception';
 import {
   type ChangeAvailabilityRequest,
+  type ChangeAvailabilityResponse,
   type ChangeConfigurationRequest,
+  type ChangeConfigurationResponse,
   type ClearChargingProfileRequest,
+  type ClearChargingProfileResponse,
+  ErrorType,
+  type GenericResponse,
+  GenericStatus,
   type GetConfigurationRequest,
+  type GetConfigurationResponse,
   type GetDiagnosticsRequest,
+  type GetDiagnosticsResponse,
+  type IncomingRequestHandler,
+  type JsonObject,
+  type JsonType,
+  OCPP16AuthorizationStatus,
+  type OCPP16AuthorizeRequest,
+  type OCPP16AuthorizeResponse,
   OCPP16AvailabilityType,
   type OCPP16BootNotificationRequest,
+  type OCPP16BootNotificationResponse,
+  OCPP16ChargePointErrorCode,
+  OCPP16ChargePointStatus,
+  type OCPP16ChargingProfile,
+  OCPP16ChargingProfilePurposeType,
+  type OCPP16ChargingSchedule,
   type OCPP16ClearCacheRequest,
   type OCPP16DataTransferRequest,
+  type OCPP16DataTransferResponse,
+  OCPP16DataTransferStatus,
   OCPP16DataTransferVendorId,
+  OCPP16DiagnosticsStatus,
   type OCPP16DiagnosticsStatusNotificationRequest,
+  type OCPP16DiagnosticsStatusNotificationResponse,
   OCPP16FirmwareStatus,
   type OCPP16FirmwareStatusNotificationRequest,
+  type OCPP16FirmwareStatusNotificationResponse,
+  type OCPP16GetCompositeScheduleRequest,
+  type OCPP16GetCompositeScheduleResponse,
   type OCPP16HeartbeatRequest,
+  type OCPP16HeartbeatResponse,
   OCPP16IncomingRequestCommand,
   OCPP16MessageTrigger,
   OCPP16RequestCommand,
+  OCPP16StandardParametersKey,
+  type OCPP16StartTransactionRequest,
+  type OCPP16StartTransactionResponse,
   type OCPP16StatusNotificationRequest,
+  type OCPP16StatusNotificationResponse,
+  OCPP16StopTransactionReason,
+  OCPP16SupportedFeatureProfiles,
   type OCPP16TriggerMessageRequest,
+  type OCPP16TriggerMessageResponse,
   type OCPP16UpdateFirmwareRequest,
+  type OCPP16UpdateFirmwareResponse,
+  type OCPPConfigurationKey,
+  OCPPVersion,
   type RemoteStartTransactionRequest,
   type RemoteStopTransactionRequest,
   type ResetRequest,
   type SetChargingProfileRequest,
-  type UnlockConnectorRequest,
-} from '../../../types/ocpp/1.6/Requests';
-import {
-  type ChangeAvailabilityResponse,
-  type ChangeConfigurationResponse,
-  type ClearChargingProfileResponse,
-  type GetConfigurationResponse,
-  type GetDiagnosticsResponse,
-  type OCPP16BootNotificationResponse,
-  type OCPP16DataTransferResponse,
-  OCPP16DataTransferStatus,
-  type OCPP16DiagnosticsStatusNotificationResponse,
-  type OCPP16FirmwareStatusNotificationResponse,
-  type OCPP16HeartbeatResponse,
-  type OCPP16StatusNotificationResponse,
-  type OCPP16TriggerMessageResponse,
-  type OCPP16UpdateFirmwareResponse,
   type SetChargingProfileResponse,
+  type UnlockConnectorRequest,
   type UnlockConnectorResponse,
-} from '../../../types/ocpp/1.6/Responses';
-import {
-  OCPP16AuthorizationStatus,
-  type OCPP16AuthorizeRequest,
-  type OCPP16AuthorizeResponse,
-  type OCPP16StartTransactionRequest,
-  type OCPP16StartTransactionResponse,
-  OCPP16StopTransactionReason,
-} from '../../../types/ocpp/1.6/Transaction';
-import type { OCPPConfigurationKey } from '../../../types/ocpp/Configuration';
-import { ErrorType } from '../../../types/ocpp/ErrorType';
-import { OCPPVersion } from '../../../types/ocpp/OCPPVersion';
-import type { IncomingRequestHandler } from '../../../types/ocpp/Requests';
-import type { GenericResponse } from '../../../types/ocpp/Responses';
-import Constants from '../../../utils/Constants';
-import logger from '../../../utils/Logger';
-import Utils from '../../../utils/Utils';
-import type ChargingStation from '../../ChargingStation';
-import { ChargingStationConfigurationUtils } from '../../ChargingStationConfigurationUtils';
-import { ChargingStationUtils } from '../../ChargingStationUtils';
-import OCPPConstants from '../OCPPConstants';
-import OCPPIncomingRequestService from '../OCPPIncomingRequestService';
+} from '../../../types';
+import { Constants, Utils, logger } from '../../../utils';
+import { OCPP16Constants, OCPP16ServiceUtils, OCPPIncomingRequestService } from '../internal';
 
 const moduleName = 'OCPP16IncomingRequestService';
 
-export default class OCPP16IncomingRequestService extends OCPPIncomingRequestService {
+export class OCPP16IncomingRequestService extends OCPPIncomingRequestService {
   protected jsonSchemas: Map<OCPP16IncomingRequestCommand, JSONSchemaType<JsonObject>>;
   private incomingRequestHandlers: Map<OCPP16IncomingRequestCommand, IncomingRequestHandler>;
 
   public constructor() {
-    if (new.target?.name === moduleName) {
-      throw new TypeError(`Cannot construct ${new.target?.name} instances directly`);
-    }
+    // if (new.target?.name === moduleName) {
+    //   throw new TypeError(`Cannot construct ${new.target?.name} instances directly`);
+    // }
     super(OCPPVersion.VERSION_16);
     this.incomingRequestHandlers = new Map<OCPP16IncomingRequestCommand, IncomingRequestHandler>([
       [OCPP16IncomingRequestCommand.RESET, this.handleRequestReset.bind(this)],
@@ -112,6 +107,10 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
         OCPP16IncomingRequestCommand.CHANGE_CONFIGURATION,
         this.handleRequestChangeConfiguration.bind(this),
       ],
+      [
+        OCPP16IncomingRequestCommand.GET_COMPOSITE_SCHEDULE,
+        this.handleRequestGetCompositeSchedule.bind(this),
+      ],
       [
         OCPP16IncomingRequestCommand.SET_CHARGING_PROFILE,
         this.handleRequestSetChargingProfile.bind(this),
@@ -140,88 +139,130 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
     this.jsonSchemas = new Map<OCPP16IncomingRequestCommand, JSONSchemaType<JsonObject>>([
       [
         OCPP16IncomingRequestCommand.RESET,
-        this.parseJsonSchemaFile<ResetRequest>('../../../assets/json-schemas/ocpp/1.6/Reset.json'),
+        OCPP16ServiceUtils.parseJsonSchemaFile<ResetRequest>(
+          '../../../assets/json-schemas/ocpp/1.6/Reset.json',
+          moduleName,
+          'constructor'
+        ),
       ],
       [
         OCPP16IncomingRequestCommand.CLEAR_CACHE,
-        this.parseJsonSchemaFile<OCPP16ClearCacheRequest>(
-          '../../../assets/json-schemas/ocpp/1.6/ClearCache.json'
+        OCPP16ServiceUtils.parseJsonSchemaFile<OCPP16ClearCacheRequest>(
+          '../../../assets/json-schemas/ocpp/1.6/ClearCache.json',
+          moduleName,
+          'constructor'
         ),
       ],
       [
         OCPP16IncomingRequestCommand.UNLOCK_CONNECTOR,
-        this.parseJsonSchemaFile<UnlockConnectorRequest>(
-          '../../../assets/json-schemas/ocpp/1.6/UnlockConnector.json'
+        OCPP16ServiceUtils.parseJsonSchemaFile<UnlockConnectorRequest>(
+          '../../../assets/json-schemas/ocpp/1.6/UnlockConnector.json',
+          moduleName,
+          'constructor'
         ),
       ],
       [
         OCPP16IncomingRequestCommand.GET_CONFIGURATION,
-        this.parseJsonSchemaFile<GetConfigurationRequest>(
-          '../../../assets/json-schemas/ocpp/1.6/GetConfiguration.json'
+        OCPP16ServiceUtils.parseJsonSchemaFile<GetConfigurationRequest>(
+          '../../../assets/json-schemas/ocpp/1.6/GetConfiguration.json',
+          moduleName,
+          'constructor'
         ),
       ],
       [
         OCPP16IncomingRequestCommand.CHANGE_CONFIGURATION,
-        this.parseJsonSchemaFile<ChangeConfigurationRequest>(
-          '../../../assets/json-schemas/ocpp/1.6/ChangeConfiguration.json'
+        OCPP16ServiceUtils.parseJsonSchemaFile<ChangeConfigurationRequest>(
+          '../../../assets/json-schemas/ocpp/1.6/ChangeConfiguration.json',
+          moduleName,
+          'constructor'
         ),
       ],
       [
         OCPP16IncomingRequestCommand.GET_DIAGNOSTICS,
-        this.parseJsonSchemaFile<GetDiagnosticsRequest>(
-          '../../../assets/json-schemas/ocpp/1.6/GetDiagnostics.json'
+        OCPP16ServiceUtils.parseJsonSchemaFile<GetDiagnosticsRequest>(
+          '../../../assets/json-schemas/ocpp/1.6/GetDiagnostics.json',
+          moduleName,
+          'constructor'
+        ),
+      ],
+      [
+        OCPP16IncomingRequestCommand.GET_COMPOSITE_SCHEDULE,
+        OCPP16ServiceUtils.parseJsonSchemaFile<OCPP16GetCompositeScheduleRequest>(
+          '../../../assets/json-schemas/ocpp/1.6/GetCompositeSchedule.json',
+          moduleName,
+          'constructor'
         ),
       ],
       [
         OCPP16IncomingRequestCommand.SET_CHARGING_PROFILE,
-        this.parseJsonSchemaFile<SetChargingProfileRequest>(
-          '../../../assets/json-schemas/ocpp/1.6/SetChargingProfile.json'
+        OCPP16ServiceUtils.parseJsonSchemaFile<SetChargingProfileRequest>(
+          '../../../assets/json-schemas/ocpp/1.6/SetChargingProfile.json',
+          moduleName,
+          'constructor'
         ),
       ],
       [
         OCPP16IncomingRequestCommand.CLEAR_CHARGING_PROFILE,
-        this.parseJsonSchemaFile<ClearChargingProfileRequest>(
-          '../../../assets/json-schemas/ocpp/1.6/ClearChargingProfile.json'
+        OCPP16ServiceUtils.parseJsonSchemaFile<ClearChargingProfileRequest>(
+          '../../../assets/json-schemas/ocpp/1.6/ClearChargingProfile.json',
+          moduleName,
+          'constructor'
         ),
       ],
       [
         OCPP16IncomingRequestCommand.CHANGE_AVAILABILITY,
-        this.parseJsonSchemaFile<ChangeAvailabilityRequest>(
-          '../../../assets/json-schemas/ocpp/1.6/ChangeAvailability.json'
+        OCPP16ServiceUtils.parseJsonSchemaFile<ChangeAvailabilityRequest>(
+          '../../../assets/json-schemas/ocpp/1.6/ChangeAvailability.json',
+          moduleName,
+          'constructor'
         ),
       ],
       [
         OCPP16IncomingRequestCommand.REMOTE_START_TRANSACTION,
-        this.parseJsonSchemaFile<RemoteStartTransactionRequest>(
-          '../../../assets/json-schemas/ocpp/1.6/RemoteStartTransaction.json'
+        OCPP16ServiceUtils.parseJsonSchemaFile<RemoteStartTransactionRequest>(
+          '../../../assets/json-schemas/ocpp/1.6/RemoteStartTransaction.json',
+          moduleName,
+          'constructor'
         ),
       ],
       [
         OCPP16IncomingRequestCommand.REMOTE_STOP_TRANSACTION,
-        this.parseJsonSchemaFile<RemoteStopTransactionRequest>(
-          '../../../assets/json-schemas/ocpp/1.6/RemoteStopTransaction.json'
+        OCPP16ServiceUtils.parseJsonSchemaFile<RemoteStopTransactionRequest>(
+          '../../../assets/json-schemas/ocpp/1.6/RemoteStopTransaction.json',
+          moduleName,
+          'constructor'
         ),
       ],
       [
         OCPP16IncomingRequestCommand.TRIGGER_MESSAGE,
-        this.parseJsonSchemaFile<OCPP16TriggerMessageRequest>(
-          '../../../assets/json-schemas/ocpp/1.6/TriggerMessage.json'
+        OCPP16ServiceUtils.parseJsonSchemaFile<OCPP16TriggerMessageRequest>(
+          '../../../assets/json-schemas/ocpp/1.6/TriggerMessage.json',
+          moduleName,
+          'constructor'
         ),
       ],
       [
         OCPP16IncomingRequestCommand.DATA_TRANSFER,
-        this.parseJsonSchemaFile<OCPP16DataTransferRequest>(
-          '../../../assets/json-schemas/ocpp/1.6/DataTransfer.json'
+        OCPP16ServiceUtils.parseJsonSchemaFile<OCPP16DataTransferRequest>(
+          '../../../assets/json-schemas/ocpp/1.6/DataTransfer.json',
+          moduleName,
+          'constructor'
         ),
       ],
       [
         OCPP16IncomingRequestCommand.UPDATE_FIRMWARE,
-        this.parseJsonSchemaFile<OCPP16UpdateFirmwareRequest>(
-          '../../../assets/json-schemas/ocpp/1.6/UpdateFirmware.json'
+        OCPP16ServiceUtils.parseJsonSchemaFile<OCPP16UpdateFirmwareRequest>(
+          '../../../assets/json-schemas/ocpp/1.6/UpdateFirmware.json',
+          moduleName,
+          'constructor'
         ),
       ],
     ]);
-    this.validatePayload.bind(this);
+    this.validatePayload = this.validatePayload.bind(this) as (
+      chargingStation: ChargingStation,
+      commandName: OCPP16IncomingRequestCommand,
+      commandPayload: JsonType
+    ) => boolean;
   }
 
   public async incomingRequestHandler(
@@ -330,18 +371,14 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
     chargingStation: ChargingStation,
     commandPayload: ResetRequest
   ): GenericResponse {
-    this.asyncResource
-      .runInAsyncScope(
-        chargingStation.reset.bind(chargingStation) as (
-          this: ChargingStation,
-          ...args: any[]
-        ) => Promise<void>,
-        chargingStation,
-        `${commandPayload.type}Reset` as OCPP16StopTransactionReason
-      )
-      .catch(() => {
-        /* This is intentional */
-      });
+    this.runInAsyncScope(
+      chargingStation.reset.bind(chargingStation) as (
+        this: ChargingStation,
+        ...args: any[]
+      ) => Promise<void>,
+      chargingStation,
+      `${commandPayload.type}Reset` as OCPP16StopTransactionReason
+    ).catch(Constants.EMPTY_FUNCTION);
     logger.info(
       `${chargingStation.logPrefix()} ${
         commandPayload.type
@@ -349,7 +386,7 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
         chargingStation.stationInfo.resetTime
       )}`
     );
-    return OCPPConstants.OCPP_RESPONSE_ACCEPTED;
+    return OCPP16Constants.OCPP_RESPONSE_ACCEPTED;
   }
 
   private async handleRequestUnlockConnector(
@@ -361,13 +398,13 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
       logger.error(
         `${chargingStation.logPrefix()} Trying to unlock a non existing connector Id ${connectorId.toString()}`
       );
-      return OCPPConstants.OCPP_RESPONSE_UNLOCK_NOT_SUPPORTED;
+      return OCPP16Constants.OCPP_RESPONSE_UNLOCK_NOT_SUPPORTED;
     }
     if (connectorId === 0) {
       logger.error(
         `${chargingStation.logPrefix()} Trying to unlock connector Id ${connectorId.toString()}`
       );
-      return OCPPConstants.OCPP_RESPONSE_UNLOCK_NOT_SUPPORTED;
+      return OCPP16Constants.OCPP_RESPONSE_UNLOCK_NOT_SUPPORTED;
     }
     if (chargingStation.getConnectorStatus(connectorId)?.transactionStarted === true) {
       const stopResponse = await chargingStation.stopTransactionOnConnector(
@@ -375,20 +412,16 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
         OCPP16StopTransactionReason.UNLOCK_COMMAND
       );
       if (stopResponse.idTagInfo?.status === OCPP16AuthorizationStatus.ACCEPTED) {
-        return OCPPConstants.OCPP_RESPONSE_UNLOCKED;
+        return OCPP16Constants.OCPP_RESPONSE_UNLOCKED;
       }
-      return OCPPConstants.OCPP_RESPONSE_UNLOCK_FAILED;
+      return OCPP16Constants.OCPP_RESPONSE_UNLOCK_FAILED;
     }
-    await chargingStation.ocppRequestService.requestHandler<
-      OCPP16StatusNotificationRequest,
-      OCPP16StatusNotificationResponse
-    >(chargingStation, OCPP16RequestCommand.STATUS_NOTIFICATION, {
+    await OCPP16ServiceUtils.sendAndSetConnectorStatus(
+      chargingStation,
       connectorId,
-      status: OCPP16ChargePointStatus.AVAILABLE,
-      errorCode: OCPP16ChargePointErrorCode.NO_ERROR,
-    });
-    chargingStation.getConnectorStatus(connectorId).status = OCPP16ChargePointStatus.AVAILABLE;
-    return OCPPConstants.OCPP_RESPONSE_UNLOCKED;
+      OCPP16ChargePointStatus.Available
+    );
+    return OCPP16Constants.OCPP_RESPONSE_UNLOCKED;
   }
 
   private handleRequestGetConfiguration(
@@ -397,7 +430,7 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
   ): GetConfigurationResponse {
     const configurationKey: OCPPConfigurationKey[] = [];
     const unknownKey: string[] = [];
-    if (Utils.isEmptyArray(commandPayload.key) === true) {
+    if (Utils.isUndefined(commandPayload.key) === true) {
       for (const configuration of chargingStation.ocppConfiguration.configurationKey) {
         if (Utils.isUndefined(configuration.visible) === true) {
           configuration.visible = true;
@@ -411,11 +444,12 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
           value: configuration.value,
         });
       }
-    } else {
+    } else if (Utils.isNotEmptyArray(commandPayload.key) === true) {
       for (const key of commandPayload.key) {
         const keyFound = ChargingStationConfigurationUtils.getConfigurationKey(
           chargingStation,
-          key
+          key,
+          true
         );
         if (keyFound) {
           if (Utils.isUndefined(keyFound.visible) === true) {
@@ -450,9 +484,9 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
       true
     );
     if (!keyToChange) {
-      return OCPPConstants.OCPP_CONFIGURATION_RESPONSE_NOT_SUPPORTED;
+      return OCPP16Constants.OCPP_CONFIGURATION_RESPONSE_NOT_SUPPORTED;
     } else if (keyToChange && keyToChange.readonly) {
-      return OCPPConstants.OCPP_CONFIGURATION_RESPONSE_REJECTED;
+      return OCPP16Constants.OCPP_CONFIGURATION_RESPONSE_REJECTED;
     } else if (keyToChange && !keyToChange.readonly) {
       let valueChanged = false;
       if (keyToChange.value !== commandPayload.value) {
@@ -488,9 +522,9 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
         chargingStation.restartWebSocketPing();
       }
       if (keyToChange.reboot) {
-        return OCPPConstants.OCPP_CONFIGURATION_RESPONSE_REBOOT_REQUIRED;
+        return OCPP16Constants.OCPP_CONFIGURATION_RESPONSE_REBOOT_REQUIRED;
       }
-      return OCPPConstants.OCPP_CONFIGURATION_RESPONSE_ACCEPTED;
+      return OCPP16Constants.OCPP_CONFIGURATION_RESPONSE_ACCEPTED;
     }
   }
 
@@ -505,7 +539,7 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
         OCPP16IncomingRequestCommand.SET_CHARGING_PROFILE
       ) === false
     ) {
-      return OCPPConstants.OCPP_SET_CHARGING_PROFILE_RESPONSE_NOT_SUPPORTED;
+      return OCPP16Constants.OCPP_SET_CHARGING_PROFILE_RESPONSE_NOT_SUPPORTED;
     }
     if (chargingStation.connectors.has(commandPayload.connectorId) === false) {
       logger.error(
@@ -513,18 +547,18 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
           commandPayload.connectorId
         }`
       );
-      return OCPPConstants.OCPP_SET_CHARGING_PROFILE_RESPONSE_REJECTED;
+      return OCPP16Constants.OCPP_SET_CHARGING_PROFILE_RESPONSE_REJECTED;
     }
     if (
       commandPayload.csChargingProfiles.chargingProfilePurpose ===
-        ChargingProfilePurposeType.CHARGE_POINT_MAX_PROFILE &&
+        OCPP16ChargingProfilePurposeType.CHARGE_POINT_MAX_PROFILE &&
       commandPayload.connectorId !== 0
     ) {
-      return OCPPConstants.OCPP_SET_CHARGING_PROFILE_RESPONSE_REJECTED;
+      return OCPP16Constants.OCPP_SET_CHARGING_PROFILE_RESPONSE_REJECTED;
     }
     if (
       commandPayload.csChargingProfiles.chargingProfilePurpose ===
-        ChargingProfilePurposeType.TX_PROFILE &&
+        OCPP16ChargingProfilePurposeType.TX_PROFILE &&
       (commandPayload.connectorId === 0 ||
         chargingStation.getConnectorStatus(commandPayload.connectorId)?.transactionStarted ===
           false)
@@ -534,7 +568,7 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
           commandPayload.connectorId
         } without a started transaction`
       );
-      return OCPPConstants.OCPP_SET_CHARGING_PROFILE_RESPONSE_REJECTED;
+      return OCPP16Constants.OCPP_SET_CHARGING_PROFILE_RESPONSE_REJECTED;
     }
     OCPP16ServiceUtils.setChargingProfile(
       chargingStation,
@@ -547,7 +581,57 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
       }: %j`,
       commandPayload.csChargingProfiles
     );
-    return OCPPConstants.OCPP_SET_CHARGING_PROFILE_RESPONSE_ACCEPTED;
+    return OCPP16Constants.OCPP_SET_CHARGING_PROFILE_RESPONSE_ACCEPTED;
+  }
+
+  private handleRequestGetCompositeSchedule(
+    chargingStation: ChargingStation,
+    commandPayload: OCPP16GetCompositeScheduleRequest
+  ): OCPP16GetCompositeScheduleResponse {
+    if (
+      OCPP16ServiceUtils.checkFeatureProfile(
+        chargingStation,
+        OCPP16SupportedFeatureProfiles.SmartCharging,
+        OCPP16IncomingRequestCommand.CLEAR_CHARGING_PROFILE
+      ) === false
+    ) {
+      return OCPP16Constants.OCPP_RESPONSE_REJECTED;
+    }
+    if (chargingStation.connectors.has(commandPayload.connectorId) === false) {
+      logger.error(
+        `${chargingStation.logPrefix()} Trying to get composite schedule to a non existing connector Id ${
+          commandPayload.connectorId
+        }`
+      );
+      return OCPP16Constants.OCPP_RESPONSE_REJECTED;
+    }
+    if (
+      Utils.isEmptyArray(
+        chargingStation.getConnectorStatus(commandPayload.connectorId)?.chargingProfiles
+      )
+    ) {
+      return OCPP16Constants.OCPP_RESPONSE_REJECTED;
+    }
+    const startDate = new Date();
+    const endDate = new Date(startDate.getTime() + commandPayload.duration * 1000);
+    let compositeSchedule: OCPP16ChargingSchedule;
+    for (const chargingProfile of chargingStation.getConnectorStatus(commandPayload.connectorId)
+      .chargingProfiles) {
+      // FIXME: build the composite schedule including the local power limit, the stack level, the charging rate unit, etc.
+      if (
+        chargingProfile.chargingSchedule?.startSchedule >= startDate &&
+        chargingProfile.chargingSchedule?.startSchedule <= endDate
+      ) {
+        compositeSchedule = chargingProfile.chargingSchedule;
+        break;
+      }
+    }
+    return {
+      status: GenericStatus.Accepted,
+      scheduleStart: compositeSchedule?.startSchedule,
+      connectorId: commandPayload.connectorId,
+      chargingSchedule: compositeSchedule,
+    };
   }
 
   private handleRequestClearChargingProfile(
@@ -561,7 +645,7 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
         OCPP16IncomingRequestCommand.CLEAR_CHARGING_PROFILE
       ) === false
     ) {
-      return OCPPConstants.OCPP_CLEAR_CHARGING_PROFILE_RESPONSE_UNKNOWN;
+      return OCPP16Constants.OCPP_CLEAR_CHARGING_PROFILE_RESPONSE_UNKNOWN;
     }
     if (chargingStation.connectors.has(commandPayload.connectorId) === false) {
       logger.error(
@@ -569,25 +653,30 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
           commandPayload.connectorId
         }`
       );
-      return OCPPConstants.OCPP_CLEAR_CHARGING_PROFILE_RESPONSE_UNKNOWN;
+      return OCPP16Constants.OCPP_CLEAR_CHARGING_PROFILE_RESPONSE_UNKNOWN;
     }
     const connectorStatus = chargingStation.getConnectorStatus(commandPayload.connectorId);
-    if (commandPayload.connectorId && !Utils.isEmptyArray(connectorStatus.chargingProfiles)) {
+    if (
+      !Utils.isNullOrUndefined(commandPayload.connectorId) &&
+      Utils.isNotEmptyArray(connectorStatus?.chargingProfiles)
+    ) {
       connectorStatus.chargingProfiles = [];
       logger.debug(
         `${chargingStation.logPrefix()} Charging profile(s) cleared on connector id ${
           commandPayload.connectorId
         }`
       );
-      return OCPPConstants.OCPP_CLEAR_CHARGING_PROFILE_RESPONSE_ACCEPTED;
+      return OCPP16Constants.OCPP_CLEAR_CHARGING_PROFILE_RESPONSE_ACCEPTED;
     }
-    if (!commandPayload.connectorId) {
+    if (Utils.isNullOrUndefined(commandPayload.connectorId)) {
       let clearedCP = false;
       for (const connectorId of chargingStation.connectors.keys()) {
-        if (!Utils.isEmptyArray(chargingStation.getConnectorStatus(connectorId).chargingProfiles)) {
+        if (
+          Utils.isNotEmptyArray(chargingStation.getConnectorStatus(connectorId)?.chargingProfiles)
+        ) {
           chargingStation
             .getConnectorStatus(connectorId)
-            .chargingProfiles?.forEach((chargingProfile: OCPP16ChargingProfile, index: number) => {
+            ?.chargingProfiles?.forEach((chargingProfile: OCPP16ChargingProfile, index: number) => {
               let clearCurrentCP = false;
               if (chargingProfile.chargingProfileId === commandPayload.id) {
                 clearCurrentCP = true;
@@ -611,7 +700,7 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
                 clearCurrentCP = true;
               }
               if (clearCurrentCP) {
-                connectorStatus.chargingProfiles.splice(index, 1);
+                connectorStatus?.chargingProfiles?.splice(index, 1);
                 logger.debug(
                   `${chargingStation.logPrefix()} Matching charging profile(s) cleared: %j`,
                   chargingProfile
@@ -622,10 +711,10 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
         }
       }
       if (clearedCP) {
-        return OCPPConstants.OCPP_CLEAR_CHARGING_PROFILE_RESPONSE_ACCEPTED;
+        return OCPP16Constants.OCPP_CLEAR_CHARGING_PROFILE_RESPONSE_ACCEPTED;
       }
     }
-    return OCPPConstants.OCPP_CLEAR_CHARGING_PROFILE_RESPONSE_UNKNOWN;
+    return OCPP16Constants.OCPP_CLEAR_CHARGING_PROFILE_RESPONSE_UNKNOWN;
   }
 
   private async handleRequestChangeAvailability(
@@ -637,29 +726,26 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
       logger.error(
         `${chargingStation.logPrefix()} Trying to change the availability of a non existing connector Id ${connectorId.toString()}`
       );
-      return OCPPConstants.OCPP_AVAILABILITY_RESPONSE_REJECTED;
+      return OCPP16Constants.OCPP_AVAILABILITY_RESPONSE_REJECTED;
     }
     const chargePointStatus: OCPP16ChargePointStatus =
       commandPayload.type === OCPP16AvailabilityType.OPERATIVE
-        ? OCPP16ChargePointStatus.AVAILABLE
-        : OCPP16ChargePointStatus.UNAVAILABLE;
+        ? OCPP16ChargePointStatus.Available
+        : OCPP16ChargePointStatus.Unavailable;
     if (connectorId === 0) {
-      let response: ChangeAvailabilityResponse = OCPPConstants.OCPP_AVAILABILITY_RESPONSE_ACCEPTED;
+      let response: ChangeAvailabilityResponse =
+        OCPP16Constants.OCPP_AVAILABILITY_RESPONSE_ACCEPTED;
       for (const id of chargingStation.connectors.keys()) {
         if (chargingStation.getConnectorStatus(id)?.transactionStarted === true) {
-          response = OCPPConstants.OCPP_AVAILABILITY_RESPONSE_SCHEDULED;
+          response = OCPP16Constants.OCPP_AVAILABILITY_RESPONSE_SCHEDULED;
         }
         chargingStation.getConnectorStatus(id).availability = commandPayload.type;
-        if (response === OCPPConstants.OCPP_AVAILABILITY_RESPONSE_ACCEPTED) {
-          await chargingStation.ocppRequestService.requestHandler<
-            OCPP16StatusNotificationRequest,
-            OCPP16StatusNotificationResponse
-          >(chargingStation, OCPP16RequestCommand.STATUS_NOTIFICATION, {
-            connectorId: id,
-            status: chargePointStatus,
-            errorCode: OCPP16ChargePointErrorCode.NO_ERROR,
-          });
-          chargingStation.getConnectorStatus(id).status = chargePointStatus;
+        if (response === OCPP16Constants.OCPP_AVAILABILITY_RESPONSE_ACCEPTED) {
+          await OCPP16ServiceUtils.sendAndSetConnectorStatus(
+            chargingStation,
+            id,
+            chargePointStatus
+          );
         }
       }
       return response;
@@ -671,21 +757,17 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
     ) {
       if (chargingStation.getConnectorStatus(connectorId)?.transactionStarted === true) {
         chargingStation.getConnectorStatus(connectorId).availability = commandPayload.type;
-        return OCPPConstants.OCPP_AVAILABILITY_RESPONSE_SCHEDULED;
+        return OCPP16Constants.OCPP_AVAILABILITY_RESPONSE_SCHEDULED;
       }
       chargingStation.getConnectorStatus(connectorId).availability = commandPayload.type;
-      await chargingStation.ocppRequestService.requestHandler<
-        OCPP16StatusNotificationRequest,
-        OCPP16StatusNotificationResponse
-      >(chargingStation, OCPP16RequestCommand.STATUS_NOTIFICATION, {
+      await OCPP16ServiceUtils.sendAndSetConnectorStatus(
+        chargingStation,
         connectorId,
-        status: chargePointStatus,
-        errorCode: OCPP16ChargePointErrorCode.NO_ERROR,
-      });
-      chargingStation.getConnectorStatus(connectorId).status = chargePointStatus;
-      return OCPPConstants.OCPP_AVAILABILITY_RESPONSE_ACCEPTED;
+        chargePointStatus
+      );
+      return OCPP16Constants.OCPP_AVAILABILITY_RESPONSE_ACCEPTED;
     }
-    return OCPPConstants.OCPP_AVAILABILITY_RESPONSE_REJECTED;
+    return OCPP16Constants.OCPP_AVAILABILITY_RESPONSE_REJECTED;
   }
 
   private async handleRequestRemoteStartTransaction(
@@ -697,28 +779,27 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
       const remoteStartTransactionLogMsg = `${chargingStation.logPrefix()} Transaction remotely STARTED on ${
         chargingStation.stationInfo.chargingStationId
       }#${transactionConnectorId.toString()} for idTag '${commandPayload.idTag}'`;
-      await chargingStation.ocppRequestService.requestHandler<
-        OCPP16StatusNotificationRequest,
-        OCPP16StatusNotificationResponse
-      >(chargingStation, OCPP16RequestCommand.STATUS_NOTIFICATION, {
-        connectorId: transactionConnectorId,
-        status: OCPP16ChargePointStatus.PREPARING,
-        errorCode: OCPP16ChargePointErrorCode.NO_ERROR,
-      });
+      await OCPP16ServiceUtils.sendAndSetConnectorStatus(
+        chargingStation,
+        transactionConnectorId,
+        OCPP16ChargePointStatus.Preparing
+      );
       const connectorStatus = chargingStation.getConnectorStatus(transactionConnectorId);
-      connectorStatus.status = OCPP16ChargePointStatus.PREPARING;
-      if (chargingStation.isChargingStationAvailable() === true) {
+      if (
+        chargingStation.isChargingStationAvailable() === true &&
+        chargingStation.isConnectorAvailable(transactionConnectorId) === true
+      ) {
         // Check if authorized
         if (chargingStation.getAuthorizeRemoteTxRequests() === true) {
           let authorized = false;
           if (
             chargingStation.getLocalAuthListEnabled() === true &&
-            chargingStation.hasAuthorizedTags() === true &&
-            chargingStation.authorizedTagsCache
-              .getAuthorizedTags(
-                ChargingStationUtils.getAuthorizationFile(chargingStation.stationInfo)
-              )
-              .find(idTag => idTag === commandPayload.idTag)
+            chargingStation.hasIdTags() === true &&
+            Utils.isNotEmptyString(
+              chargingStation.idTagsCache
+                .getIdTags(ChargingStationUtils.getIdTagsFile(chargingStation.stationInfo))
+                ?.find((idTag) => idTag === commandPayload.idTag)
+            )
           ) {
             connectorStatus.localAuthorizeIdTag = commandPayload.idTag;
             connectorStatus.idTagLocalAuthorized = true;
@@ -762,7 +843,7 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
                 ).idTagInfo.status === OCPP16AuthorizationStatus.ACCEPTED
               ) {
                 logger.debug(remoteStartTransactionLogMsg);
-                return OCPPConstants.OCPP_RESPONSE_ACCEPTED;
+                return OCPP16Constants.OCPP_RESPONSE_ACCEPTED;
               }
               return this.notifyRemoteStartTransactionRejected(
                 chargingStation,
@@ -803,7 +884,7 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
             ).idTagInfo.status === OCPP16AuthorizationStatus.ACCEPTED
           ) {
             logger.debug(remoteStartTransactionLogMsg);
-            return OCPPConstants.OCPP_RESPONSE_ACCEPTED;
+            return OCPP16Constants.OCPP_RESPONSE_ACCEPTED;
           }
           return this.notifyRemoteStartTransactionRejected(
             chargingStation,
@@ -836,24 +917,20 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
     idTag: string
   ): Promise<GenericResponse> {
     if (
-      chargingStation.getConnectorStatus(connectorId).status !== OCPP16ChargePointStatus.AVAILABLE
+      chargingStation.getConnectorStatus(connectorId)?.status !== OCPP16ChargePointStatus.Available
     ) {
-      await chargingStation.ocppRequestService.requestHandler<
-        OCPP16StatusNotificationRequest,
-        OCPP16StatusNotificationResponse
-      >(chargingStation, OCPP16RequestCommand.STATUS_NOTIFICATION, {
+      await OCPP16ServiceUtils.sendAndSetConnectorStatus(
+        chargingStation,
         connectorId,
-        status: OCPP16ChargePointStatus.AVAILABLE,
-        errorCode: OCPP16ChargePointErrorCode.NO_ERROR,
-      });
-      chargingStation.getConnectorStatus(connectorId).status = OCPP16ChargePointStatus.AVAILABLE;
+        OCPP16ChargePointStatus.Available
+      );
     }
     logger.warn(
       `${chargingStation.logPrefix()} Remote starting transaction REJECTED on connector Id ${connectorId.toString()}, idTag '${idTag}', availability '${
-        chargingStation.getConnectorStatus(connectorId).availability
-      }', status '${chargingStation.getConnectorStatus(connectorId).status}'`
+        chargingStation.getConnectorStatus(connectorId)?.availability
+      }', status '${chargingStation.getConnectorStatus(connectorId)?.status}'`
     );
-    return OCPPConstants.OCPP_RESPONSE_REJECTED;
+    return OCPP16Constants.OCPP_RESPONSE_REJECTED;
   }
 
   private setRemoteStartTransactionChargingProfile(
@@ -861,14 +938,14 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
     connectorId: number,
     cp: OCPP16ChargingProfile
   ): boolean {
-    if (cp && cp.chargingProfilePurpose === ChargingProfilePurposeType.TX_PROFILE) {
+    if (cp && cp.chargingProfilePurpose === OCPP16ChargingProfilePurposeType.TX_PROFILE) {
       OCPP16ServiceUtils.setChargingProfile(chargingStation, connectorId, cp);
       logger.debug(
         `${chargingStation.logPrefix()} Charging profile(s) set at remote start transaction on connector id ${connectorId}: %j`,
         cp
       );
       return true;
-    } else if (cp && cp.chargingProfilePurpose !== ChargingProfilePurposeType.TX_PROFILE) {
+    } else if (cp && cp.chargingProfilePurpose !== OCPP16ChargingProfilePurposeType.TX_PROFILE) {
       logger.warn(
         `${chargingStation.logPrefix()} Not allowed to set ${
           cp.chargingProfilePurpose
@@ -890,29 +967,25 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
         connectorId > 0 &&
         chargingStation.getConnectorStatus(connectorId)?.transactionId === transactionId
       ) {
-        await chargingStation.ocppRequestService.requestHandler<
-          OCPP16StatusNotificationRequest,
-          OCPP16StatusNotificationResponse
-        >(chargingStation, OCPP16RequestCommand.STATUS_NOTIFICATION, {
+        await OCPP16ServiceUtils.sendAndSetConnectorStatus(
+          chargingStation,
           connectorId,
-          status: OCPP16ChargePointStatus.FINISHING,
-          errorCode: OCPP16ChargePointErrorCode.NO_ERROR,
-        });
-        chargingStation.getConnectorStatus(connectorId).status = OCPP16ChargePointStatus.FINISHING;
+          OCPP16ChargePointStatus.Finishing
+        );
         const stopResponse = await chargingStation.stopTransactionOnConnector(
           connectorId,
           OCPP16StopTransactionReason.REMOTE
         );
         if (stopResponse.idTagInfo?.status === OCPP16AuthorizationStatus.ACCEPTED) {
-          return OCPPConstants.OCPP_RESPONSE_ACCEPTED;
+          return OCPP16Constants.OCPP_RESPONSE_ACCEPTED;
         }
-        return OCPPConstants.OCPP_RESPONSE_REJECTED;
+        return OCPP16Constants.OCPP_RESPONSE_REJECTED;
       }
     }
     logger.warn(
       `${chargingStation.logPrefix()} Trying to remote stop a non existing transaction ${transactionId.toString()}`
     );
-    return OCPPConstants.OCPP_RESPONSE_REJECTED;
+    return OCPP16Constants.OCPP_RESPONSE_REJECTED;
   }
 
   private handleRequestUpdateFirmware(
@@ -929,7 +1002,7 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
       logger.warn(
         `${chargingStation.logPrefix()} ${moduleName}.handleRequestUpdateFirmware: Cannot simulate firmware update: feature profile not supported`
       );
-      return OCPPConstants.OCPP_RESPONSE_EMPTY;
+      return OCPP16Constants.OCPP_RESPONSE_EMPTY;
     }
     if (
       !Utils.isNullOrUndefined(chargingStation.stationInfo.firmwareStatus) &&
@@ -938,75 +1011,72 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
       logger.warn(
         `${chargingStation.logPrefix()} ${moduleName}.handleRequestUpdateFirmware: Cannot simulate firmware update: firmware update is already in progress`
       );
-      return OCPPConstants.OCPP_RESPONSE_EMPTY;
+      return OCPP16Constants.OCPP_RESPONSE_EMPTY;
     }
     const retrieveDate = Utils.convertToDate(commandPayload.retrieveDate);
     const now = Date.now();
-    if (retrieveDate.getTime() <= now) {
-      this.asyncResource
-        .runInAsyncScope(
-          this.updateFirmware.bind(this) as (
-            this: OCPP16IncomingRequestService,
-            ...args: any[]
-          ) => Promise<void>,
-          this,
-          chargingStation
-        )
-        .catch(() => {
-          /* This is intentional */
-        });
+    if (retrieveDate?.getTime() <= now) {
+      this.runInAsyncScope(
+        this.updateFirmwareSimulation.bind(this) as (
+          this: OCPP16IncomingRequestService,
+          ...args: any[]
+        ) => Promise<void>,
+        this,
+        chargingStation
+      ).catch(Constants.EMPTY_FUNCTION);
     } else {
       setTimeout(() => {
-        this.updateFirmware(chargingStation).catch(() => {
-          /* Intentional */
-        });
-      }, retrieveDate.getTime() - now);
+        this.updateFirmwareSimulation(chargingStation).catch(Constants.EMPTY_FUNCTION);
+      }, retrieveDate?.getTime() - now);
     }
-    return OCPPConstants.OCPP_RESPONSE_EMPTY;
+    return OCPP16Constants.OCPP_RESPONSE_EMPTY;
   }
 
-  private async updateFirmware(
+  private async updateFirmwareSimulation(
     chargingStation: ChargingStation,
     maxDelay = 30,
     minDelay = 15
   ): Promise<void> {
-    chargingStation.stopAutomaticTransactionGenerator();
+    if (
+      ChargingStationUtils.checkChargingStation(chargingStation, chargingStation.logPrefix()) ===
+      false
+    ) {
+      return;
+    }
     for (const connectorId of chargingStation.connectors.keys()) {
       if (
         connectorId > 0 &&
-        chargingStation.getConnectorStatus(connectorId).transactionStarted === false
+        chargingStation.getConnectorStatus(connectorId)?.transactionStarted === false
       ) {
-        await chargingStation.ocppRequestService.requestHandler<
-          OCPP16StatusNotificationRequest,
-          OCPP16StatusNotificationResponse
-        >(chargingStation, OCPP16RequestCommand.STATUS_NOTIFICATION, {
+        await OCPP16ServiceUtils.sendAndSetConnectorStatus(
+          chargingStation,
           connectorId,
-          status: OCPP16ChargePointStatus.UNAVAILABLE,
-          errorCode: OCPP16ChargePointErrorCode.NO_ERROR,
-        });
-        chargingStation.getConnectorStatus(connectorId).status =
-          OCPP16ChargePointStatus.UNAVAILABLE;
+          OCPP16ChargePointStatus.Unavailable
+        );
       }
     }
+    await chargingStation.ocppRequestService.requestHandler<
+      OCPP16FirmwareStatusNotificationRequest,
+      OCPP16FirmwareStatusNotificationResponse
+    >(chargingStation, OCPP16RequestCommand.FIRMWARE_STATUS_NOTIFICATION, {
+      status: OCPP16FirmwareStatus.Downloading,
+    });
+    chargingStation.stationInfo.firmwareStatus = OCPP16FirmwareStatus.Downloading;
     if (
-      chargingStation.stationInfo?.firmwareUpgrade?.failureStatus &&
-      !Utils.isEmptyString(chargingStation.stationInfo?.firmwareUpgrade?.failureStatus)
+      chargingStation.stationInfo?.firmwareUpgrade?.failureStatus ===
+      OCPP16FirmwareStatus.DownloadFailed
     ) {
+      await Utils.sleep(Utils.getRandomInteger(maxDelay, minDelay) * 1000);
       await chargingStation.ocppRequestService.requestHandler<
         OCPP16FirmwareStatusNotificationRequest,
         OCPP16FirmwareStatusNotificationResponse
       >(chargingStation, OCPP16RequestCommand.FIRMWARE_STATUS_NOTIFICATION, {
         status: chargingStation.stationInfo?.firmwareUpgrade?.failureStatus,
       });
+      chargingStation.stationInfo.firmwareStatus =
+        chargingStation.stationInfo?.firmwareUpgrade?.failureStatus;
       return;
     }
-    await chargingStation.ocppRequestService.requestHandler<
-      OCPP16FirmwareStatusNotificationRequest,
-      OCPP16FirmwareStatusNotificationResponse
-    >(chargingStation, OCPP16RequestCommand.FIRMWARE_STATUS_NOTIFICATION, {
-      status: OCPP16FirmwareStatus.Downloading,
-    });
-    chargingStation.stationInfo.firmwareStatus = OCPP16FirmwareStatus.Downloading;
     await Utils.sleep(Utils.getRandomInteger(maxDelay, minDelay) * 1000);
     await chargingStation.ocppRequestService.requestHandler<
       OCPP16FirmwareStatusNotificationRequest,
@@ -1015,7 +1085,53 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
       status: OCPP16FirmwareStatus.Downloaded,
     });
     chargingStation.stationInfo.firmwareStatus = OCPP16FirmwareStatus.Downloaded;
-    await Utils.sleep(Utils.getRandomInteger(maxDelay, minDelay) * 1000);
+    let wasTransactionsStarted = false;
+    let transactionsStarted: boolean;
+    do {
+      let trxCount = 0;
+      for (const connectorId of chargingStation.connectors.keys()) {
+        if (
+          connectorId > 0 &&
+          chargingStation.getConnectorStatus(connectorId)?.transactionStarted === true
+        ) {
+          trxCount++;
+        }
+      }
+      if (trxCount > 0) {
+        const waitTime = 15 * 1000;
+        logger.debug(
+          `${chargingStation.logPrefix()} ${moduleName}.updateFirmwareSimulation: ${trxCount} transaction(s) in progress, waiting ${
+            waitTime / 1000
+          } seconds before continuing firmware update simulation`
+        );
+        await Utils.sleep(waitTime);
+        transactionsStarted = true;
+        wasTransactionsStarted = true;
+      } else {
+        for (const connectorId of chargingStation.connectors.keys()) {
+          if (
+            connectorId > 0 &&
+            chargingStation.getConnectorStatus(connectorId)?.status !==
+              OCPP16ChargePointStatus.Unavailable
+          ) {
+            await OCPP16ServiceUtils.sendAndSetConnectorStatus(
+              chargingStation,
+              connectorId,
+              OCPP16ChargePointStatus.Unavailable
+            );
+          }
+        }
+        transactionsStarted = false;
+      }
+    } while (transactionsStarted);
+    !wasTransactionsStarted &&
+      (await Utils.sleep(Utils.getRandomInteger(maxDelay, minDelay) * 1000));
+    if (
+      ChargingStationUtils.checkChargingStation(chargingStation, chargingStation.logPrefix()) ===
+      false
+    ) {
+      return;
+    }
     await chargingStation.ocppRequestService.requestHandler<
       OCPP16FirmwareStatusNotificationRequest,
       OCPP16FirmwareStatusNotificationResponse
@@ -1023,6 +1139,21 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
       status: OCPP16FirmwareStatus.Installing,
     });
     chargingStation.stationInfo.firmwareStatus = OCPP16FirmwareStatus.Installing;
+    if (
+      chargingStation.stationInfo?.firmwareUpgrade?.failureStatus ===
+      OCPP16FirmwareStatus.InstallationFailed
+    ) {
+      await Utils.sleep(Utils.getRandomInteger(maxDelay, minDelay) * 1000);
+      await chargingStation.ocppRequestService.requestHandler<
+        OCPP16FirmwareStatusNotificationRequest,
+        OCPP16FirmwareStatusNotificationResponse
+      >(chargingStation, OCPP16RequestCommand.FIRMWARE_STATUS_NOTIFICATION, {
+        status: chargingStation.stationInfo?.firmwareUpgrade?.failureStatus,
+      });
+      chargingStation.stationInfo.firmwareStatus =
+        chargingStation.stationInfo?.firmwareUpgrade?.failureStatus;
+      return;
+    }
     if (chargingStation.stationInfo?.firmwareUpgrade?.reset === true) {
       await Utils.sleep(Utils.getRandomInteger(maxDelay, minDelay) * 1000);
       await chargingStation.reset(OCPP16StopTransactionReason.REBOOT);
@@ -1043,7 +1174,7 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
       logger.warn(
         `${chargingStation.logPrefix()} ${moduleName}.handleRequestGetDiagnostics: Cannot get diagnostics: feature profile not supported`
       );
-      return OCPPConstants.OCPP_RESPONSE_EMPTY;
+      return OCPP16Constants.OCPP_RESPONSE_EMPTY;
     }
     const uri = new URL(commandPayload.location);
     if (uri.protocol.startsWith('ftp:')) {
@@ -1051,20 +1182,20 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
       try {
         const logFiles = fs
           .readdirSync(path.resolve(path.dirname(fileURLToPath(import.meta.url)), '../../../../'))
-          .filter(file => file.endsWith('.log'))
-          .map(file => path.join('./', file));
+          .filter((file) => file.endsWith('.log'))
+          .map((file) => path.join('./', file));
         const diagnosticsArchive = `${chargingStation.stationInfo.chargingStationId}_logs.tar.gz`;
         tar.create({ gzip: true }, logFiles).pipe(fs.createWriteStream(diagnosticsArchive));
         ftpClient = new Client();
         const accessResponse = await ftpClient.access({
           host: uri.host,
-          ...(!Utils.isEmptyString(uri.port) && { port: Utils.convertToInt(uri.port) }),
-          ...(!Utils.isEmptyString(uri.username) && { user: uri.username }),
-          ...(!Utils.isEmptyString(uri.password) && { password: uri.password }),
+          ...(Utils.isNotEmptyString(uri.port) && { port: Utils.convertToInt(uri.port) }),
+          ...(Utils.isNotEmptyString(uri.username) && { user: uri.username }),
+          ...(Utils.isNotEmptyString(uri.password) && { password: uri.password }),
         });
         let uploadResponse: FTPResponse;
         if (accessResponse.code === 220) {
-          ftpClient.trackProgress(info => {
+          ftpClient.trackProgress((info) => {
             logger.info(
               `${chargingStation.logPrefix()} ${
                 info.bytes / 1024
@@ -1077,7 +1208,7 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
               >(chargingStation, OCPP16RequestCommand.DIAGNOSTICS_STATUS_NOTIFICATION, {
                 status: OCPP16DiagnosticsStatus.Uploading,
               })
-              .catch(error => {
+              .catch((error) => {
                 logger.error(
                   `${chargingStation.logPrefix()} ${moduleName}.handleRequestGetDiagnostics: Error while sending '${
                     OCPP16RequestCommand.DIAGNOSTICS_STATUS_NOTIFICATION
@@ -1134,7 +1265,7 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
           chargingStation,
           OCPP16IncomingRequestCommand.GET_DIAGNOSTICS,
           error as Error,
-          { errorResponse: OCPPConstants.OCPP_RESPONSE_EMPTY }
+          { errorResponse: OCPP16Constants.OCPP_RESPONSE_EMPTY }
         );
       }
     } else {
@@ -1149,7 +1280,7 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
       >(chargingStation, OCPP16RequestCommand.DIAGNOSTICS_STATUS_NOTIFICATION, {
         status: OCPP16DiagnosticsStatus.UploadFailed,
       });
-      return OCPPConstants.OCPP_RESPONSE_EMPTY;
+      return OCPP16Constants.OCPP_RESPONSE_EMPTY;
     }
   }
 
@@ -1168,7 +1299,7 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
         commandPayload.requestedMessage
       )
     ) {
-      return OCPPConstants.OCPP_TRIGGER_MESSAGE_RESPONSE_NOT_IMPLEMENTED;
+      return OCPP16Constants.OCPP_TRIGGER_MESSAGE_RESPONSE_NOT_IMPLEMENTED;
     }
     if (
       !OCPP16ServiceUtils.isConnectorIdValid(
@@ -1177,7 +1308,7 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
         commandPayload.connectorId
       )
     ) {
-      return OCPPConstants.OCPP_TRIGGER_MESSAGE_RESPONSE_REJECTED;
+      return OCPP16Constants.OCPP_TRIGGER_MESSAGE_RESPONSE_REJECTED;
     }
     try {
       switch (commandPayload.requestedMessage) {
@@ -1190,14 +1321,12 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
                 chargingStation.bootNotificationRequest,
                 { skipBufferingOnError: true, triggerMessage: true }
               )
-              .then(response => {
+              .then((response) => {
                 chargingStation.bootNotificationResponse = response;
               })
-              .catch(() => {
-                /* This is intentional */
-              });
-          }, Constants.OCPP_TRIGGER_MESSAGE_DELAY);
-          return OCPPConstants.OCPP_TRIGGER_MESSAGE_RESPONSE_ACCEPTED;
+              .catch(Constants.EMPTY_FUNCTION);
+          }, OCPP16Constants.OCPP_TRIGGER_MESSAGE_DELAY);
+          return OCPP16Constants.OCPP_TRIGGER_MESSAGE_RESPONSE_ACCEPTED;
         case OCPP16MessageTrigger.Heartbeat:
           setTimeout(() => {
             chargingStation.ocppRequestService
@@ -1209,14 +1338,12 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
                   triggerMessage: true,
                 }
               )
-              .catch(() => {
-                /* This is intentional */
-              });
-          }, Constants.OCPP_TRIGGER_MESSAGE_DELAY);
-          return OCPPConstants.OCPP_TRIGGER_MESSAGE_RESPONSE_ACCEPTED;
+              .catch(Constants.EMPTY_FUNCTION);
+          }, OCPP16Constants.OCPP_TRIGGER_MESSAGE_DELAY);
+          return OCPP16Constants.OCPP_TRIGGER_MESSAGE_RESPONSE_ACCEPTED;
         case OCPP16MessageTrigger.StatusNotification:
           setTimeout(() => {
-            if (commandPayload?.connectorId) {
+            if (!Utils.isNullOrUndefined(commandPayload?.connectorId)) {
               chargingStation.ocppRequestService
                 .requestHandler<OCPP16StatusNotificationRequest, OCPP16StatusNotificationResponse>(
                   chargingStation,
@@ -1224,15 +1351,13 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
                   {
                     connectorId: commandPayload.connectorId,
                     errorCode: OCPP16ChargePointErrorCode.NO_ERROR,
-                    status: chargingStation.getConnectorStatus(commandPayload.connectorId).status,
+                    status: chargingStation.getConnectorStatus(commandPayload.connectorId)?.status,
                   },
                   {
                     triggerMessage: true,
                   }
                 )
-                .catch(() => {
-                  /* This is intentional */
-                });
+                .catch(Constants.EMPTY_FUNCTION);
             } else {
               for (const connectorId of chargingStation.connectors.keys()) {
                 chargingStation.ocppRequestService
@@ -1245,28 +1370,26 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
                     {
                       connectorId,
                       errorCode: OCPP16ChargePointErrorCode.NO_ERROR,
-                      status: chargingStation.getConnectorStatus(connectorId).status,
+                      status: chargingStation.getConnectorStatus(connectorId)?.status,
                     },
                     {
                       triggerMessage: true,
                     }
                   )
-                  .catch(() => {
-                    /* This is intentional */
-                  });
+                  .catch(Constants.EMPTY_FUNCTION);
               }
             }
-          }, Constants.OCPP_TRIGGER_MESSAGE_DELAY);
-          return OCPPConstants.OCPP_TRIGGER_MESSAGE_RESPONSE_ACCEPTED;
+          }, OCPP16Constants.OCPP_TRIGGER_MESSAGE_DELAY);
+          return OCPP16Constants.OCPP_TRIGGER_MESSAGE_RESPONSE_ACCEPTED;
         default:
-          return OCPPConstants.OCPP_TRIGGER_MESSAGE_RESPONSE_NOT_IMPLEMENTED;
+          return OCPP16Constants.OCPP_TRIGGER_MESSAGE_RESPONSE_NOT_IMPLEMENTED;
       }
     } catch (error) {
       return this.handleIncomingRequestError(
         chargingStation,
         OCPP16IncomingRequestCommand.TRIGGER_MESSAGE,
         error as Error,
-        { errorResponse: OCPPConstants.OCPP_TRIGGER_MESSAGE_RESPONSE_REJECTED }
+        { errorResponse: OCPP16Constants.OCPP_TRIGGER_MESSAGE_RESPONSE_REJECTED }
       );
     }
   }
@@ -1289,17 +1412,8 @@ export default class OCPP16IncomingRequestService extends OCPPIncomingRequestSer
         chargingStation,
         OCPP16IncomingRequestCommand.DATA_TRANSFER,
         error as Error,
-        { errorResponse: OCPPConstants.OCPP_DATA_TRANSFER_RESPONSE_REJECTED }
+        { errorResponse: OCPP16Constants.OCPP_DATA_TRANSFER_RESPONSE_REJECTED }
       );
     }
   }
-
-  private parseJsonSchemaFile<T extends JsonType>(relativePath: string): JSONSchemaType<T> {
-    return JSON.parse(
-      fs.readFileSync(
-        path.resolve(path.dirname(fileURLToPath(import.meta.url)), relativePath),
-        'utf8'
-      )
-    ) as JSONSchemaType<T>;
-  }
 }