X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fcharging-station%2Focpp%2F1.6%2FOCPP16ServiceUtils.ts;h=f65e0c6efca4feecff0cef091dcb40a443b4597e;hb=e1d9a0f4d6ff1a90048e9a694fd12b7031cc6961;hp=68f4a6ea5a50271ecf1a65360d38079227e10fe5;hpb=4c3c0d59f56be4d58e906e938c00390b41e0ca7f;p=e-mobility-charging-stations-simulator.git

diff --git a/src/charging-station/ocpp/1.6/OCPP16ServiceUtils.ts b/src/charging-station/ocpp/1.6/OCPP16ServiceUtils.ts
index 68f4a6ea..f65e0c6e 100644
--- a/src/charging-station/ocpp/1.6/OCPP16ServiceUtils.ts
+++ b/src/charging-station/ocpp/1.6/OCPP16ServiceUtils.ts
@@ -1,13 +1,11 @@
 // Partial Copyright Jerome Benoit. 2021-2023. All Rights Reserved.
 
-import path from 'node:path';
-import { fileURLToPath } from 'node:url';
-
 import type { JSONSchemaType } from 'ajv';
 
-import type { ChargingStation } from '../../../charging-station';
+import { type ChargingStation, getIdTagsFile } from '../../../charging-station';
 import { OCPPError } from '../../../exception';
 import {
+  type ConnectorStatus,
   CurrentType,
   ErrorType,
   type JsonType,
@@ -16,6 +14,9 @@ import {
   MeterValueContext,
   MeterValueLocation,
   MeterValueUnit,
+  OCPP16AuthorizationStatus,
+  type OCPP16AuthorizeRequest,
+  type OCPP16AuthorizeResponse,
   type OCPP16ChargingProfile,
   type OCPP16IncomingRequestCommand,
   type OCPP16MeterValue,
@@ -29,20 +30,35 @@ import {
   type SampledValueTemplate,
   Voltage,
 } from '../../../types';
-import { ACElectricUtils, Constants, DCElectricUtils, Utils, logger } from '../../../utils';
+import {
+  ACElectricUtils,
+  Constants,
+  DCElectricUtils,
+  convertToFloat,
+  convertToInt,
+  getRandomFloatFluctuatedRounded,
+  getRandomFloatRounded,
+  getRandomInteger,
+  isNotEmptyArray,
+  isNotEmptyString,
+  isNullOrUndefined,
+  isUndefined,
+  logger,
+  roundTo,
+} from '../../../utils';
 import { OCPPServiceUtils } from '../OCPPServiceUtils';
 
 export class OCPP16ServiceUtils extends OCPPServiceUtils {
   public static checkFeatureProfile(
     chargingStation: ChargingStation,
     featureProfile: OCPP16SupportedFeatureProfiles,
-    command: OCPP16RequestCommand | OCPP16IncomingRequestCommand
+    command: OCPP16RequestCommand | OCPP16IncomingRequestCommand,
   ): boolean {
     if (!chargingStation.hasFeatureProfile(featureProfile)) {
       logger.warn(
         `${chargingStation.logPrefix()} Trying to '${command}' without '${featureProfile}' feature enabled in ${
           OCPP16StandardParametersKey.SupportedFeatureProfiles
-        } in configuration`
+        } in configuration`,
       );
       return false;
     }
@@ -54,7 +70,7 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
     connectorId: number,
     transactionId: number,
     interval: number,
-    debug = false
+    debug = false,
   ): OCPP16MeterValue {
     const meterValue: OCPP16MeterValue = {
       timestamp: new Date(),
@@ -65,35 +81,33 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
     const socSampledValueTemplate = OCPP16ServiceUtils.getSampledValueTemplate(
       chargingStation,
       connectorId,
-      OCPP16MeterValueMeasurand.STATE_OF_CHARGE
+      OCPP16MeterValueMeasurand.STATE_OF_CHARGE,
     );
     if (socSampledValueTemplate) {
       const socMaximumValue = 100;
       const socMinimumValue = socSampledValueTemplate.minimumValue ?? 0;
       const socSampledValueTemplateValue = socSampledValueTemplate.value
-        ? Utils.getRandomFloatFluctuatedRounded(
+        ? getRandomFloatFluctuatedRounded(
             parseInt(socSampledValueTemplate.value),
-            socSampledValueTemplate.fluctuationPercent ?? Constants.DEFAULT_FLUCTUATION_PERCENT
+            socSampledValueTemplate.fluctuationPercent ?? Constants.DEFAULT_FLUCTUATION_PERCENT,
           )
-        : Utils.getRandomInteger(socMaximumValue, socMinimumValue);
+        : getRandomInteger(socMaximumValue, socMinimumValue);
       meterValue.sampledValue.push(
-        OCPP16ServiceUtils.buildSampledValue(socSampledValueTemplate, socSampledValueTemplateValue)
+        OCPP16ServiceUtils.buildSampledValue(socSampledValueTemplate, socSampledValueTemplateValue),
       );
       const sampledValuesIndex = meterValue.sampledValue.length - 1;
       if (
-        Utils.convertToInt(meterValue.sampledValue[sampledValuesIndex].value) > socMaximumValue ||
-        Utils.convertToInt(meterValue.sampledValue[sampledValuesIndex].value) < socMinimumValue ||
+        convertToInt(meterValue.sampledValue[sampledValuesIndex].value) > socMaximumValue ||
+        convertToInt(meterValue.sampledValue[sampledValuesIndex].value) < socMinimumValue ||
         debug
       ) {
         logger.error(
           `${chargingStation.logPrefix()} MeterValues measurand ${
             meterValue.sampledValue[sampledValuesIndex].measurand ??
             OCPP16MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER
-          }: connector id ${connectorId}, transaction id ${
-            connector?.transactionId
-          }, value: ${socMinimumValue}/${
+          }: connector id ${connectorId}, transaction id ${connector?.transactionId}, value: ${socMinimumValue}/${
             meterValue.sampledValue[sampledValuesIndex].value
-          }/${socMaximumValue}}`
+          }/${socMaximumValue}}`,
         );
       }
     }
@@ -101,7 +115,7 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
     const voltageSampledValueTemplate = OCPP16ServiceUtils.getSampledValueTemplate(
       chargingStation,
       connectorId,
-      OCPP16MeterValueMeasurand.VOLTAGE
+      OCPP16MeterValueMeasurand.VOLTAGE,
     );
     if (voltageSampledValueTemplate) {
       const voltageSampledValueTemplateValue = voltageSampledValueTemplate.value
@@ -109,16 +123,16 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
         : chargingStation.getVoltageOut();
       const fluctuationPercent =
         voltageSampledValueTemplate.fluctuationPercent ?? Constants.DEFAULT_FLUCTUATION_PERCENT;
-      const voltageMeasurandValue = Utils.getRandomFloatFluctuatedRounded(
+      const voltageMeasurandValue = getRandomFloatFluctuatedRounded(
         voltageSampledValueTemplateValue,
-        fluctuationPercent
+        fluctuationPercent,
       );
       if (
         chargingStation.getNumberOfPhases() !== 3 ||
         (chargingStation.getNumberOfPhases() === 3 && chargingStation.getMainVoltageMeterValues())
       ) {
         meterValue.sampledValue.push(
-          OCPP16ServiceUtils.buildSampledValue(voltageSampledValueTemplate, voltageMeasurandValue)
+          OCPP16ServiceUtils.buildSampledValue(voltageSampledValueTemplate, voltageMeasurandValue),
         );
       }
       for (
@@ -132,9 +146,9 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
             chargingStation,
             connectorId,
             OCPP16MeterValueMeasurand.VOLTAGE,
-            phaseLineToNeutralValue as OCPP16MeterValuePhase
+            phaseLineToNeutralValue as OCPP16MeterValuePhase,
           );
-        let voltagePhaseLineToNeutralMeasurandValue: number;
+        let voltagePhaseLineToNeutralMeasurandValue: number | undefined;
         if (voltagePhaseLineToNeutralSampledValueTemplate) {
           const voltagePhaseLineToNeutralSampledValueTemplateValue =
             voltagePhaseLineToNeutralSampledValueTemplate.value
@@ -143,9 +157,9 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
           const fluctuationPhaseToNeutralPercent =
             voltagePhaseLineToNeutralSampledValueTemplate.fluctuationPercent ??
             Constants.DEFAULT_FLUCTUATION_PERCENT;
-          voltagePhaseLineToNeutralMeasurandValue = Utils.getRandomFloatFluctuatedRounded(
+          voltagePhaseLineToNeutralMeasurandValue = getRandomFloatFluctuatedRounded(
             voltagePhaseLineToNeutralSampledValueTemplateValue,
-            fluctuationPhaseToNeutralPercent
+            fluctuationPhaseToNeutralPercent,
           );
         }
         meterValue.sampledValue.push(
@@ -153,8 +167,8 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
             voltagePhaseLineToNeutralSampledValueTemplate ?? voltageSampledValueTemplate,
             voltagePhaseLineToNeutralMeasurandValue ?? voltageMeasurandValue,
             undefined,
-            phaseLineToNeutralValue as OCPP16MeterValuePhase
-          )
+            phaseLineToNeutralValue as OCPP16MeterValuePhase,
+          ),
         );
         if (chargingStation.getPhaseLineToLineVoltageMeterValues()) {
           const phaseLineToLineValue = `L${phase}-L${
@@ -167,9 +181,9 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
               chargingStation,
               connectorId,
               OCPP16MeterValueMeasurand.VOLTAGE,
-              phaseLineToLineValue as OCPP16MeterValuePhase
+              phaseLineToLineValue as OCPP16MeterValuePhase,
             );
-          let voltagePhaseLineToLineMeasurandValue: number;
+          let voltagePhaseLineToLineMeasurandValue: number | undefined;
           if (voltagePhaseLineToLineSampledValueTemplate) {
             const voltagePhaseLineToLineSampledValueTemplateValue =
               voltagePhaseLineToLineSampledValueTemplate.value
@@ -178,22 +192,22 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
             const fluctuationPhaseLineToLinePercent =
               voltagePhaseLineToLineSampledValueTemplate.fluctuationPercent ??
               Constants.DEFAULT_FLUCTUATION_PERCENT;
-            voltagePhaseLineToLineMeasurandValue = Utils.getRandomFloatFluctuatedRounded(
+            voltagePhaseLineToLineMeasurandValue = getRandomFloatFluctuatedRounded(
               voltagePhaseLineToLineSampledValueTemplateValue,
-              fluctuationPhaseLineToLinePercent
+              fluctuationPhaseLineToLinePercent,
             );
           }
-          const defaultVoltagePhaseLineToLineMeasurandValue = Utils.getRandomFloatFluctuatedRounded(
+          const defaultVoltagePhaseLineToLineMeasurandValue = getRandomFloatFluctuatedRounded(
             Voltage.VOLTAGE_400,
-            fluctuationPercent
+            fluctuationPercent,
           );
           meterValue.sampledValue.push(
             OCPP16ServiceUtils.buildSampledValue(
               voltagePhaseLineToLineSampledValueTemplate ?? voltageSampledValueTemplate,
               voltagePhaseLineToLineMeasurandValue ?? defaultVoltagePhaseLineToLineMeasurandValue,
               undefined,
-              phaseLineToLineValue as OCPP16MeterValuePhase
-            )
+              phaseLineToLineValue as OCPP16MeterValuePhase,
+            ),
           );
         }
       }
@@ -202,7 +216,7 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
     const powerSampledValueTemplate = OCPP16ServiceUtils.getSampledValueTemplate(
       chargingStation,
       connectorId,
-      OCPP16MeterValueMeasurand.POWER_ACTIVE_IMPORT
+      OCPP16MeterValueMeasurand.POWER_ACTIVE_IMPORT,
     );
     let powerPerPhaseSampledValueTemplates: MeasurandPerPhaseSampledValueTemplates = {};
     if (chargingStation.getNumberOfPhases() === 3) {
@@ -211,26 +225,26 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
           chargingStation,
           connectorId,
           OCPP16MeterValueMeasurand.POWER_ACTIVE_IMPORT,
-          OCPP16MeterValuePhase.L1_N
+          OCPP16MeterValuePhase.L1_N,
         ),
         L2: OCPP16ServiceUtils.getSampledValueTemplate(
           chargingStation,
           connectorId,
           OCPP16MeterValueMeasurand.POWER_ACTIVE_IMPORT,
-          OCPP16MeterValuePhase.L2_N
+          OCPP16MeterValuePhase.L2_N,
         ),
         L3: OCPP16ServiceUtils.getSampledValueTemplate(
           chargingStation,
           connectorId,
           OCPP16MeterValueMeasurand.POWER_ACTIVE_IMPORT,
-          OCPP16MeterValuePhase.L3_N
+          OCPP16MeterValuePhase.L3_N,
         ),
       };
     }
     if (powerSampledValueTemplate) {
       OCPP16ServiceUtils.checkMeasurandPowerDivider(
         chargingStation,
-        powerSampledValueTemplate.measurand
+        powerSampledValueTemplate.measurand!,
       );
       const errMsg = `MeterValues measurand ${
         powerSampledValueTemplate.measurand ??
@@ -241,123 +255,123 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
         powerSampledValueTemplate.measurand ??
         OCPP16MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER
       } measurand value`;
-      const powerMeasurandValues = {} as MeasurandValues;
+      const powerMeasurandValues: MeasurandValues = {} as MeasurandValues;
       const unitDivider = powerSampledValueTemplate?.unit === MeterValueUnit.KILO_WATT ? 1000 : 1;
       const connectorMaximumAvailablePower =
         chargingStation.getConnectorMaximumAvailablePower(connectorId);
       const connectorMaximumPower = Math.round(connectorMaximumAvailablePower);
       const connectorMaximumPowerPerPhase = Math.round(
-        connectorMaximumAvailablePower / chargingStation.getNumberOfPhases()
+        connectorMaximumAvailablePower / chargingStation.getNumberOfPhases(),
       );
-      const connectorMinimumPower = Math.round(powerSampledValueTemplate.minimumValue) ?? 0;
+      const connectorMinimumPower = Math.round(powerSampledValueTemplate.minimumValue!) ?? 0;
       const connectorMinimumPowerPerPhase = Math.round(
-        connectorMinimumPower / chargingStation.getNumberOfPhases()
+        connectorMinimumPower / chargingStation.getNumberOfPhases(),
       );
       switch (chargingStation.getCurrentOutType()) {
         case CurrentType.AC:
           if (chargingStation.getNumberOfPhases() === 3) {
             const defaultFluctuatedPowerPerPhase =
               powerSampledValueTemplate.value &&
-              Utils.getRandomFloatFluctuatedRounded(
+              getRandomFloatFluctuatedRounded(
                 OCPP16ServiceUtils.getLimitFromSampledValueTemplateCustomValue(
                   powerSampledValueTemplate.value,
                   connectorMaximumPower / unitDivider,
-                  { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() }
+                  { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() },
                 ) / chargingStation.getNumberOfPhases(),
                 powerSampledValueTemplate.fluctuationPercent ??
-                  Constants.DEFAULT_FLUCTUATION_PERCENT
+                  Constants.DEFAULT_FLUCTUATION_PERCENT,
               );
             const phase1FluctuatedValue =
-              powerPerPhaseSampledValueTemplates?.L1?.value &&
-              Utils.getRandomFloatFluctuatedRounded(
+              powerPerPhaseSampledValueTemplates.L1?.value &&
+              getRandomFloatFluctuatedRounded(
                 OCPP16ServiceUtils.getLimitFromSampledValueTemplateCustomValue(
                   powerPerPhaseSampledValueTemplates.L1.value,
                   connectorMaximumPowerPerPhase / unitDivider,
-                  { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() }
+                  { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() },
                 ),
                 powerPerPhaseSampledValueTemplates.L1.fluctuationPercent ??
-                  Constants.DEFAULT_FLUCTUATION_PERCENT
+                  Constants.DEFAULT_FLUCTUATION_PERCENT,
               );
             const phase2FluctuatedValue =
-              powerPerPhaseSampledValueTemplates?.L2?.value &&
-              Utils.getRandomFloatFluctuatedRounded(
+              powerPerPhaseSampledValueTemplates.L2?.value &&
+              getRandomFloatFluctuatedRounded(
                 OCPP16ServiceUtils.getLimitFromSampledValueTemplateCustomValue(
                   powerPerPhaseSampledValueTemplates.L2.value,
                   connectorMaximumPowerPerPhase / unitDivider,
-                  { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() }
+                  { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() },
                 ),
                 powerPerPhaseSampledValueTemplates.L2.fluctuationPercent ??
-                  Constants.DEFAULT_FLUCTUATION_PERCENT
+                  Constants.DEFAULT_FLUCTUATION_PERCENT,
               );
             const phase3FluctuatedValue =
-              powerPerPhaseSampledValueTemplates?.L3?.value &&
-              Utils.getRandomFloatFluctuatedRounded(
+              powerPerPhaseSampledValueTemplates.L3?.value &&
+              getRandomFloatFluctuatedRounded(
                 OCPP16ServiceUtils.getLimitFromSampledValueTemplateCustomValue(
                   powerPerPhaseSampledValueTemplates.L3.value,
                   connectorMaximumPowerPerPhase / unitDivider,
-                  { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() }
+                  { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() },
                 ),
                 powerPerPhaseSampledValueTemplates.L3.fluctuationPercent ??
-                  Constants.DEFAULT_FLUCTUATION_PERCENT
+                  Constants.DEFAULT_FLUCTUATION_PERCENT,
               );
             powerMeasurandValues.L1 =
-              phase1FluctuatedValue ??
-              defaultFluctuatedPowerPerPhase ??
-              Utils.getRandomFloatRounded(
+              (phase1FluctuatedValue as number) ??
+              (defaultFluctuatedPowerPerPhase as number) ??
+              getRandomFloatRounded(
                 connectorMaximumPowerPerPhase / unitDivider,
-                connectorMinimumPowerPerPhase / unitDivider
+                connectorMinimumPowerPerPhase / unitDivider,
               );
             powerMeasurandValues.L2 =
-              phase2FluctuatedValue ??
-              defaultFluctuatedPowerPerPhase ??
-              Utils.getRandomFloatRounded(
+              (phase2FluctuatedValue as number) ??
+              (defaultFluctuatedPowerPerPhase as number) ??
+              getRandomFloatRounded(
                 connectorMaximumPowerPerPhase / unitDivider,
-                connectorMinimumPowerPerPhase / unitDivider
+                connectorMinimumPowerPerPhase / unitDivider,
               );
             powerMeasurandValues.L3 =
-              phase3FluctuatedValue ??
-              defaultFluctuatedPowerPerPhase ??
-              Utils.getRandomFloatRounded(
+              (phase3FluctuatedValue as number) ??
+              (defaultFluctuatedPowerPerPhase as number) ??
+              getRandomFloatRounded(
                 connectorMaximumPowerPerPhase / unitDivider,
-                connectorMinimumPowerPerPhase / unitDivider
+                connectorMinimumPowerPerPhase / unitDivider,
               );
           } else {
             powerMeasurandValues.L1 = powerSampledValueTemplate.value
-              ? Utils.getRandomFloatFluctuatedRounded(
+              ? getRandomFloatFluctuatedRounded(
                   OCPP16ServiceUtils.getLimitFromSampledValueTemplateCustomValue(
                     powerSampledValueTemplate.value,
                     connectorMaximumPower / unitDivider,
-                    { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() }
+                    { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() },
                   ),
                   powerSampledValueTemplate.fluctuationPercent ??
-                    Constants.DEFAULT_FLUCTUATION_PERCENT
+                    Constants.DEFAULT_FLUCTUATION_PERCENT,
                 )
-              : Utils.getRandomFloatRounded(
+              : getRandomFloatRounded(
                   connectorMaximumPower / unitDivider,
-                  connectorMinimumPower / unitDivider
+                  connectorMinimumPower / unitDivider,
                 );
             powerMeasurandValues.L2 = 0;
             powerMeasurandValues.L3 = 0;
           }
-          powerMeasurandValues.allPhases = Utils.roundTo(
+          powerMeasurandValues.allPhases = roundTo(
             powerMeasurandValues.L1 + powerMeasurandValues.L2 + powerMeasurandValues.L3,
-            2
+            2,
           );
           break;
         case CurrentType.DC:
           powerMeasurandValues.allPhases = powerSampledValueTemplate.value
-            ? Utils.getRandomFloatFluctuatedRounded(
+            ? getRandomFloatFluctuatedRounded(
                 OCPP16ServiceUtils.getLimitFromSampledValueTemplateCustomValue(
                   powerSampledValueTemplate.value,
                   connectorMaximumPower / unitDivider,
-                  { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() }
+                  { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() },
                 ),
                 powerSampledValueTemplate.fluctuationPercent ??
-                  Constants.DEFAULT_FLUCTUATION_PERCENT
+                  Constants.DEFAULT_FLUCTUATION_PERCENT,
               )
-            : Utils.getRandomFloatRounded(
+            : getRandomFloatRounded(
                 connectorMaximumPower / unitDivider,
-                connectorMinimumPower / unitDivider
+                connectorMinimumPower / unitDivider,
               );
           break;
         default:
@@ -367,16 +381,16 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
       meterValue.sampledValue.push(
         OCPP16ServiceUtils.buildSampledValue(
           powerSampledValueTemplate,
-          powerMeasurandValues.allPhases
-        )
+          powerMeasurandValues.allPhases,
+        ),
       );
       const sampledValuesIndex = meterValue.sampledValue.length - 1;
-      const connectorMaximumPowerRounded = Utils.roundTo(connectorMaximumPower / unitDivider, 2);
-      const connectorMinimumPowerRounded = Utils.roundTo(connectorMinimumPower / unitDivider, 2);
+      const connectorMaximumPowerRounded = roundTo(connectorMaximumPower / unitDivider, 2);
+      const connectorMinimumPowerRounded = roundTo(connectorMinimumPower / unitDivider, 2);
       if (
-        Utils.convertToFloat(meterValue.sampledValue[sampledValuesIndex].value) >
+        convertToFloat(meterValue.sampledValue[sampledValuesIndex].value) >
           connectorMaximumPowerRounded ||
-        Utils.convertToFloat(meterValue.sampledValue[sampledValuesIndex].value) <
+        convertToFloat(meterValue.sampledValue[sampledValuesIndex].value) <
           connectorMinimumPowerRounded ||
         debug
       ) {
@@ -384,11 +398,9 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
           `${chargingStation.logPrefix()} MeterValues measurand ${
             meterValue.sampledValue[sampledValuesIndex].measurand ??
             OCPP16MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER
-          }: connector id ${connectorId}, transaction id ${
-            connector?.transactionId
-          }, value: ${connectorMinimumPowerRounded}/${
+          }: connector id ${connectorId}, transaction id ${connector?.transactionId}, value: ${connectorMinimumPowerRounded}/${
             meterValue.sampledValue[sampledValuesIndex].value
-          }/${connectorMaximumPowerRounded}`
+          }/${connectorMaximumPowerRounded}`,
         );
       }
       for (
@@ -403,22 +415,22 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
               powerSampledValueTemplate,
             powerMeasurandValues[`L${phase}`] as number,
             undefined,
-            phaseValue as OCPP16MeterValuePhase
-          )
+            phaseValue as OCPP16MeterValuePhase,
+          ),
         );
         const sampledValuesPerPhaseIndex = meterValue.sampledValue.length - 1;
-        const connectorMaximumPowerPerPhaseRounded = Utils.roundTo(
+        const connectorMaximumPowerPerPhaseRounded = roundTo(
           connectorMaximumPowerPerPhase / unitDivider,
-          2
+          2,
         );
-        const connectorMinimumPowerPerPhaseRounded = Utils.roundTo(
+        const connectorMinimumPowerPerPhaseRounded = roundTo(
           connectorMinimumPowerPerPhase / unitDivider,
-          2
+          2,
         );
         if (
-          Utils.convertToFloat(meterValue.sampledValue[sampledValuesPerPhaseIndex].value) >
+          convertToFloat(meterValue.sampledValue[sampledValuesPerPhaseIndex].value) >
             connectorMaximumPowerPerPhaseRounded ||
-          Utils.convertToFloat(meterValue.sampledValue[sampledValuesPerPhaseIndex].value) <
+          convertToFloat(meterValue.sampledValue[sampledValuesPerPhaseIndex].value) <
             connectorMinimumPowerPerPhaseRounded ||
           debug
         ) {
@@ -428,11 +440,9 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
               OCPP16MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER
             }: phase ${
               meterValue.sampledValue[sampledValuesPerPhaseIndex].phase
-            }, connector id ${connectorId}, transaction id ${
-              connector?.transactionId
-            }, value: ${connectorMinimumPowerPerPhaseRounded}/${
+            }, connector id ${connectorId}, transaction id ${connector?.transactionId}, value: ${connectorMinimumPowerPerPhaseRounded}/${
               meterValue.sampledValue[sampledValuesPerPhaseIndex].value
-            }/${connectorMaximumPowerPerPhaseRounded}`
+            }/${connectorMaximumPowerPerPhaseRounded}`,
           );
         }
       }
@@ -441,7 +451,7 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
     const currentSampledValueTemplate = OCPP16ServiceUtils.getSampledValueTemplate(
       chargingStation,
       connectorId,
-      OCPP16MeterValueMeasurand.CURRENT_IMPORT
+      OCPP16MeterValueMeasurand.CURRENT_IMPORT,
     );
     let currentPerPhaseSampledValueTemplates: MeasurandPerPhaseSampledValueTemplates = {};
     if (chargingStation.getNumberOfPhases() === 3) {
@@ -450,26 +460,26 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
           chargingStation,
           connectorId,
           OCPP16MeterValueMeasurand.CURRENT_IMPORT,
-          OCPP16MeterValuePhase.L1
+          OCPP16MeterValuePhase.L1,
         ),
         L2: OCPP16ServiceUtils.getSampledValueTemplate(
           chargingStation,
           connectorId,
           OCPP16MeterValueMeasurand.CURRENT_IMPORT,
-          OCPP16MeterValuePhase.L2
+          OCPP16MeterValuePhase.L2,
         ),
         L3: OCPP16ServiceUtils.getSampledValueTemplate(
           chargingStation,
           connectorId,
           OCPP16MeterValueMeasurand.CURRENT_IMPORT,
-          OCPP16MeterValuePhase.L3
+          OCPP16MeterValuePhase.L3,
         ),
       };
     }
     if (currentSampledValueTemplate) {
       OCPP16ServiceUtils.checkMeasurandPowerDivider(
         chargingStation,
-        currentSampledValueTemplate.measurand
+        currentSampledValueTemplate.measurand!,
       );
       const errMsg = `MeterValues measurand ${
         currentSampledValueTemplate.measurand ??
@@ -490,102 +500,102 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
           connectorMaximumAmperage = ACElectricUtils.amperagePerPhaseFromPower(
             chargingStation.getNumberOfPhases(),
             connectorMaximumAvailablePower,
-            chargingStation.getVoltageOut()
+            chargingStation.getVoltageOut(),
           );
           if (chargingStation.getNumberOfPhases() === 3) {
             const defaultFluctuatedAmperagePerPhase =
               currentSampledValueTemplate.value &&
-              Utils.getRandomFloatFluctuatedRounded(
+              getRandomFloatFluctuatedRounded(
                 OCPP16ServiceUtils.getLimitFromSampledValueTemplateCustomValue(
                   currentSampledValueTemplate.value,
                   connectorMaximumAmperage,
-                  { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() }
+                  { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() },
                 ),
                 currentSampledValueTemplate.fluctuationPercent ??
-                  Constants.DEFAULT_FLUCTUATION_PERCENT
+                  Constants.DEFAULT_FLUCTUATION_PERCENT,
               );
             const phase1FluctuatedValue =
-              currentPerPhaseSampledValueTemplates?.L1?.value &&
-              Utils.getRandomFloatFluctuatedRounded(
+              currentPerPhaseSampledValueTemplates.L1?.value &&
+              getRandomFloatFluctuatedRounded(
                 OCPP16ServiceUtils.getLimitFromSampledValueTemplateCustomValue(
                   currentPerPhaseSampledValueTemplates.L1.value,
                   connectorMaximumAmperage,
-                  { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() }
+                  { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() },
                 ),
                 currentPerPhaseSampledValueTemplates.L1.fluctuationPercent ??
-                  Constants.DEFAULT_FLUCTUATION_PERCENT
+                  Constants.DEFAULT_FLUCTUATION_PERCENT,
               );
             const phase2FluctuatedValue =
-              currentPerPhaseSampledValueTemplates?.L2?.value &&
-              Utils.getRandomFloatFluctuatedRounded(
+              currentPerPhaseSampledValueTemplates.L2?.value &&
+              getRandomFloatFluctuatedRounded(
                 OCPP16ServiceUtils.getLimitFromSampledValueTemplateCustomValue(
                   currentPerPhaseSampledValueTemplates.L2.value,
                   connectorMaximumAmperage,
-                  { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() }
+                  { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() },
                 ),
                 currentPerPhaseSampledValueTemplates.L2.fluctuationPercent ??
-                  Constants.DEFAULT_FLUCTUATION_PERCENT
+                  Constants.DEFAULT_FLUCTUATION_PERCENT,
               );
             const phase3FluctuatedValue =
-              currentPerPhaseSampledValueTemplates?.L3?.value &&
-              Utils.getRandomFloatFluctuatedRounded(
+              currentPerPhaseSampledValueTemplates.L3?.value &&
+              getRandomFloatFluctuatedRounded(
                 OCPP16ServiceUtils.getLimitFromSampledValueTemplateCustomValue(
                   currentPerPhaseSampledValueTemplates.L3.value,
                   connectorMaximumAmperage,
-                  { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() }
+                  { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() },
                 ),
                 currentPerPhaseSampledValueTemplates.L3.fluctuationPercent ??
-                  Constants.DEFAULT_FLUCTUATION_PERCENT
+                  Constants.DEFAULT_FLUCTUATION_PERCENT,
               );
             currentMeasurandValues.L1 =
-              phase1FluctuatedValue ??
-              defaultFluctuatedAmperagePerPhase ??
-              Utils.getRandomFloatRounded(connectorMaximumAmperage, connectorMinimumAmperage);
+              (phase1FluctuatedValue as number) ??
+              (defaultFluctuatedAmperagePerPhase as number) ??
+              getRandomFloatRounded(connectorMaximumAmperage, connectorMinimumAmperage);
             currentMeasurandValues.L2 =
-              phase2FluctuatedValue ??
-              defaultFluctuatedAmperagePerPhase ??
-              Utils.getRandomFloatRounded(connectorMaximumAmperage, connectorMinimumAmperage);
+              (phase2FluctuatedValue as number) ??
+              (defaultFluctuatedAmperagePerPhase as number) ??
+              getRandomFloatRounded(connectorMaximumAmperage, connectorMinimumAmperage);
             currentMeasurandValues.L3 =
-              phase3FluctuatedValue ??
-              defaultFluctuatedAmperagePerPhase ??
-              Utils.getRandomFloatRounded(connectorMaximumAmperage, connectorMinimumAmperage);
+              (phase3FluctuatedValue as number) ??
+              (defaultFluctuatedAmperagePerPhase as number) ??
+              getRandomFloatRounded(connectorMaximumAmperage, connectorMinimumAmperage);
           } else {
             currentMeasurandValues.L1 = currentSampledValueTemplate.value
-              ? Utils.getRandomFloatFluctuatedRounded(
+              ? getRandomFloatFluctuatedRounded(
                   OCPP16ServiceUtils.getLimitFromSampledValueTemplateCustomValue(
                     currentSampledValueTemplate.value,
                     connectorMaximumAmperage,
-                    { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() }
+                    { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() },
                   ),
                   currentSampledValueTemplate.fluctuationPercent ??
-                    Constants.DEFAULT_FLUCTUATION_PERCENT
+                    Constants.DEFAULT_FLUCTUATION_PERCENT,
                 )
-              : Utils.getRandomFloatRounded(connectorMaximumAmperage, connectorMinimumAmperage);
+              : getRandomFloatRounded(connectorMaximumAmperage, connectorMinimumAmperage);
             currentMeasurandValues.L2 = 0;
             currentMeasurandValues.L3 = 0;
           }
-          currentMeasurandValues.allPhases = Utils.roundTo(
+          currentMeasurandValues.allPhases = roundTo(
             (currentMeasurandValues.L1 + currentMeasurandValues.L2 + currentMeasurandValues.L3) /
               chargingStation.getNumberOfPhases(),
-            2
+            2,
           );
           break;
         case CurrentType.DC:
           connectorMaximumAmperage = DCElectricUtils.amperage(
             connectorMaximumAvailablePower,
-            chargingStation.getVoltageOut()
+            chargingStation.getVoltageOut(),
           );
           currentMeasurandValues.allPhases = currentSampledValueTemplate.value
-            ? Utils.getRandomFloatFluctuatedRounded(
+            ? getRandomFloatFluctuatedRounded(
                 OCPP16ServiceUtils.getLimitFromSampledValueTemplateCustomValue(
                   currentSampledValueTemplate.value,
                   connectorMaximumAmperage,
-                  { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() }
+                  { limitationEnabled: chargingStation.getCustomValueLimitationMeterValues() },
                 ),
                 currentSampledValueTemplate.fluctuationPercent ??
-                  Constants.DEFAULT_FLUCTUATION_PERCENT
+                  Constants.DEFAULT_FLUCTUATION_PERCENT,
               )
-            : Utils.getRandomFloatRounded(connectorMaximumAmperage, connectorMinimumAmperage);
+            : getRandomFloatRounded(connectorMaximumAmperage, connectorMinimumAmperage);
           break;
         default:
           logger.error(`${chargingStation.logPrefix()} ${errMsg}`);
@@ -594,14 +604,14 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
       meterValue.sampledValue.push(
         OCPP16ServiceUtils.buildSampledValue(
           currentSampledValueTemplate,
-          currentMeasurandValues.allPhases
-        )
+          currentMeasurandValues.allPhases,
+        ),
       );
       const sampledValuesIndex = meterValue.sampledValue.length - 1;
       if (
-        Utils.convertToFloat(meterValue.sampledValue[sampledValuesIndex].value) >
+        convertToFloat(meterValue.sampledValue[sampledValuesIndex].value) >
           connectorMaximumAmperage ||
-        Utils.convertToFloat(meterValue.sampledValue[sampledValuesIndex].value) <
+        convertToFloat(meterValue.sampledValue[sampledValuesIndex].value) <
           connectorMinimumAmperage ||
         debug
       ) {
@@ -609,11 +619,9 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
           `${chargingStation.logPrefix()} MeterValues measurand ${
             meterValue.sampledValue[sampledValuesIndex].measurand ??
             OCPP16MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER
-          }: connector id ${connectorId}, transaction id ${
-            connector?.transactionId
-          }, value: ${connectorMinimumAmperage}/${
+          }: connector id ${connectorId}, transaction id ${connector?.transactionId}, value: ${connectorMinimumAmperage}/${
             meterValue.sampledValue[sampledValuesIndex].value
-          }/${connectorMaximumAmperage}`
+          }/${connectorMaximumAmperage}`,
         );
       }
       for (
@@ -628,14 +636,14 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
               currentSampledValueTemplate,
             currentMeasurandValues[phaseValue] as number,
             undefined,
-            phaseValue as OCPP16MeterValuePhase
-          )
+            phaseValue as OCPP16MeterValuePhase,
+          ),
         );
         const sampledValuesPerPhaseIndex = meterValue.sampledValue.length - 1;
         if (
-          Utils.convertToFloat(meterValue.sampledValue[sampledValuesPerPhaseIndex].value) >
+          convertToFloat(meterValue.sampledValue[sampledValuesPerPhaseIndex].value) >
             connectorMaximumAmperage ||
-          Utils.convertToFloat(meterValue.sampledValue[sampledValuesPerPhaseIndex].value) <
+          convertToFloat(meterValue.sampledValue[sampledValuesPerPhaseIndex].value) <
             connectorMinimumAmperage ||
           debug
         ) {
@@ -645,11 +653,9 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
               OCPP16MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER
             }: phase ${
               meterValue.sampledValue[sampledValuesPerPhaseIndex].phase
-            }, connector id ${connectorId}, transaction id ${
-              connector?.transactionId
-            }, value: ${connectorMinimumAmperage}/${
+            }, connector id ${connectorId}, transaction id ${connector?.transactionId}, value: ${connectorMinimumAmperage}/${
               meterValue.sampledValue[sampledValuesPerPhaseIndex].value
-            }/${connectorMaximumAmperage}`
+            }/${connectorMaximumAmperage}`,
           );
         }
       }
@@ -657,58 +663,59 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
     // Energy.Active.Import.Register measurand (default)
     const energySampledValueTemplate = OCPP16ServiceUtils.getSampledValueTemplate(
       chargingStation,
-      connectorId
+      connectorId,
     );
     if (energySampledValueTemplate) {
       OCPP16ServiceUtils.checkMeasurandPowerDivider(
         chargingStation,
-        energySampledValueTemplate.measurand
+        energySampledValueTemplate.measurand!,
       );
       const unitDivider =
         energySampledValueTemplate?.unit === MeterValueUnit.KILO_WATT_HOUR ? 1000 : 1;
       const connectorMaximumAvailablePower =
         chargingStation.getConnectorMaximumAvailablePower(connectorId);
-      const connectorMaximumEnergyRounded = Utils.roundTo(
+      const connectorMaximumEnergyRounded = roundTo(
         (connectorMaximumAvailablePower * interval) / (3600 * 1000),
-        2
+        2,
       );
       const energyValueRounded = energySampledValueTemplate.value
         ? // Cumulate the fluctuated value around the static one
-          Utils.getRandomFloatFluctuatedRounded(
+          getRandomFloatFluctuatedRounded(
             OCPP16ServiceUtils.getLimitFromSampledValueTemplateCustomValue(
               energySampledValueTemplate.value,
               connectorMaximumEnergyRounded,
               {
                 limitationEnabled: chargingStation.getCustomValueLimitationMeterValues(),
                 unitMultiplier: unitDivider,
-              }
+              },
             ),
-            energySampledValueTemplate.fluctuationPercent ?? Constants.DEFAULT_FLUCTUATION_PERCENT
+            energySampledValueTemplate.fluctuationPercent ?? Constants.DEFAULT_FLUCTUATION_PERCENT,
           )
-        : Utils.getRandomFloatRounded(connectorMaximumEnergyRounded);
+        : getRandomFloatRounded(connectorMaximumEnergyRounded);
       // Persist previous value on connector
-      if (
-        connector &&
-        Utils.isNullOrUndefined(connector.energyActiveImportRegisterValue) === false &&
-        connector.energyActiveImportRegisterValue >= 0 &&
-        Utils.isNullOrUndefined(connector.transactionEnergyActiveImportRegisterValue) === false &&
-        connector.transactionEnergyActiveImportRegisterValue >= 0
-      ) {
-        connector.energyActiveImportRegisterValue += energyValueRounded;
-        connector.transactionEnergyActiveImportRegisterValue += energyValueRounded;
-      } else {
-        connector.energyActiveImportRegisterValue = 0;
-        connector.transactionEnergyActiveImportRegisterValue = 0;
+      if (connector) {
+        if (
+          isNullOrUndefined(connector.energyActiveImportRegisterValue) === false &&
+          connector.energyActiveImportRegisterValue! >= 0 &&
+          isNullOrUndefined(connector.transactionEnergyActiveImportRegisterValue) === false &&
+          connector.transactionEnergyActiveImportRegisterValue! >= 0
+        ) {
+          connector.energyActiveImportRegisterValue! += energyValueRounded;
+          connector.transactionEnergyActiveImportRegisterValue! += energyValueRounded;
+        } else {
+          connector.energyActiveImportRegisterValue = 0;
+          connector.transactionEnergyActiveImportRegisterValue = 0;
+        }
       }
       meterValue.sampledValue.push(
         OCPP16ServiceUtils.buildSampledValue(
           energySampledValueTemplate,
-          Utils.roundTo(
+          roundTo(
             chargingStation.getEnergyActiveImportRegisterByTransactionId(transactionId) /
               unitDivider,
-            2
-          )
-        )
+            2,
+          ),
+        ),
       );
       const sampledValuesIndex = meterValue.sampledValue.length - 1;
       if (energyValueRounded > connectorMaximumEnergyRounded || debug) {
@@ -716,12 +723,10 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
           `${chargingStation.logPrefix()} MeterValues measurand ${
             meterValue.sampledValue[sampledValuesIndex].measurand ??
             OCPP16MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER
-          }: connector id ${connectorId}, transaction id ${
-            connector?.transactionId
-          }, value: ${energyValueRounded}/${connectorMaximumEnergyRounded}, duration: ${Utils.roundTo(
+          }: connector id ${connectorId}, transaction id ${connector?.transactionId}, value: ${energyValueRounded}/${connectorMaximumEnergyRounded}, duration: ${roundTo(
             interval / (3600 * 1000),
-            4
-          )}h`
+            4,
+          )}h`,
         );
       }
     }
@@ -731,7 +736,7 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
   public static buildTransactionBeginMeterValue(
     chargingStation: ChargingStation,
     connectorId: number,
-    meterStart: number
+    meterStart: number,
   ): OCPP16MeterValue {
     const meterValue: OCPP16MeterValue = {
       timestamp: new Date(),
@@ -740,15 +745,15 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
     // Energy.Active.Import.Register measurand (default)
     const sampledValueTemplate = OCPP16ServiceUtils.getSampledValueTemplate(
       chargingStation,
-      connectorId
+      connectorId,
     );
     const unitDivider = sampledValueTemplate?.unit === MeterValueUnit.KILO_WATT_HOUR ? 1000 : 1;
     meterValue.sampledValue.push(
       OCPP16ServiceUtils.buildSampledValue(
-        sampledValueTemplate,
-        Utils.roundTo((meterStart ?? 0) / unitDivider, 4),
-        MeterValueContext.TRANSACTION_BEGIN
-      )
+        sampledValueTemplate!,
+        roundTo((meterStart ?? 0) / unitDivider, 4),
+        MeterValueContext.TRANSACTION_BEGIN,
+      ),
     );
     return meterValue;
   }
@@ -756,7 +761,7 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
   public static buildTransactionEndMeterValue(
     chargingStation: ChargingStation,
     connectorId: number,
-    meterStop: number
+    meterStop: number,
   ): OCPP16MeterValue {
     const meterValue: OCPP16MeterValue = {
       timestamp: new Date(),
@@ -765,22 +770,22 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
     // Energy.Active.Import.Register measurand (default)
     const sampledValueTemplate = OCPP16ServiceUtils.getSampledValueTemplate(
       chargingStation,
-      connectorId
+      connectorId,
     );
     const unitDivider = sampledValueTemplate?.unit === MeterValueUnit.KILO_WATT_HOUR ? 1000 : 1;
     meterValue.sampledValue.push(
       OCPP16ServiceUtils.buildSampledValue(
-        sampledValueTemplate,
-        Utils.roundTo((meterStop ?? 0) / unitDivider, 4),
-        MeterValueContext.TRANSACTION_END
-      )
+        sampledValueTemplate!,
+        roundTo((meterStop ?? 0) / unitDivider, 4),
+        MeterValueContext.TRANSACTION_END,
+      ),
     );
     return meterValue;
   }
 
   public static buildTransactionDataMeterValues(
     transactionBeginMeterValue: OCPP16MeterValue,
-    transactionEndMeterValue: OCPP16MeterValue
+    transactionEndMeterValue: OCPP16MeterValue,
   ): OCPP16MeterValue[] {
     const meterValues: OCPP16MeterValue[] = [];
     meterValues.push(transactionBeginMeterValue);
@@ -791,26 +796,24 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
   public static setChargingProfile(
     chargingStation: ChargingStation,
     connectorId: number,
-    cp: OCPP16ChargingProfile
+    cp: OCPP16ChargingProfile,
   ): void {
-    if (
-      Utils.isNullOrUndefined(chargingStation.getConnectorStatus(connectorId)?.chargingProfiles)
-    ) {
+    if (isNullOrUndefined(chargingStation.getConnectorStatus(connectorId)?.chargingProfiles)) {
       logger.error(
-        `${chargingStation.logPrefix()} Trying to set a charging profile on connector id ${connectorId} with an uninitialized charging profiles array attribute, applying deferred initialization`
+        `${chargingStation.logPrefix()} Trying to set a charging profile on connector id ${connectorId} with an uninitialized charging profiles array attribute, applying deferred initialization`,
       );
-      chargingStation.getConnectorStatus(connectorId).chargingProfiles = [];
+      chargingStation.getConnectorStatus(connectorId)!.chargingProfiles = [];
     }
     if (
       Array.isArray(chargingStation.getConnectorStatus(connectorId)?.chargingProfiles) === false
     ) {
       logger.error(
-        `${chargingStation.logPrefix()} Trying to set a charging profile on connector id ${connectorId} with an improper attribute type for the charging profiles array, applying proper type initialization`
+        `${chargingStation.logPrefix()} Trying to set a charging profile on connector id ${connectorId} with an improper attribute type for the charging profiles array, applying proper type initialization`,
       );
-      chargingStation.getConnectorStatus(connectorId).chargingProfiles = [];
+      chargingStation.getConnectorStatus(connectorId)!.chargingProfiles = [];
     }
     let cpReplaced = false;
-    if (Utils.isNotEmptyArray(chargingStation.getConnectorStatus(connectorId)?.chargingProfiles)) {
+    if (isNotEmptyArray(chargingStation.getConnectorStatus(connectorId)?.chargingProfiles)) {
       chargingStation
         .getConnectorStatus(connectorId)
         ?.chargingProfiles?.forEach((chargingProfile: OCPP16ChargingProfile, index: number) => {
@@ -819,7 +822,7 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
             (chargingProfile.stackLevel === cp.stackLevel &&
               chargingProfile.chargingProfilePurpose === cp.chargingProfilePurpose)
           ) {
-            chargingStation.getConnectorStatus(connectorId).chargingProfiles[index] = cp;
+            chargingStation.getConnectorStatus(connectorId)!.chargingProfiles![index] = cp;
             cpReplaced = true;
           }
         });
@@ -830,47 +833,70 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
   public static parseJsonSchemaFile<T extends JsonType>(
     relativePath: string,
     moduleName?: string,
-    methodName?: string
+    methodName?: string,
   ): JSONSchemaType<T> {
     return super.parseJsonSchemaFile<T>(
-      path.resolve(path.dirname(fileURLToPath(import.meta.url)), relativePath),
+      relativePath,
       OCPPVersion.VERSION_16,
       moduleName,
-      methodName
+      methodName,
     );
   }
 
+  public static async isIdTagAuthorized(
+    chargingStation: ChargingStation,
+    connectorId: number,
+    idTag: string,
+  ): Promise<boolean> {
+    let authorized = false;
+    const connectorStatus: ConnectorStatus = chargingStation.getConnectorStatus(connectorId)!;
+    if (OCPP16ServiceUtils.isIdTagLocalAuthorized(chargingStation, idTag)) {
+      connectorStatus.localAuthorizeIdTag = idTag;
+      connectorStatus.idTagLocalAuthorized = true;
+      authorized = true;
+    } else if (chargingStation.getMustAuthorizeAtRemoteStart() === true) {
+      connectorStatus.authorizeIdTag = idTag;
+      authorized = await OCPP16ServiceUtils.isIdTagRemoteAuthorized(chargingStation, idTag);
+    } else {
+      logger.warn(
+        `${chargingStation.logPrefix()} The charging station configuration expects authorize at
+          remote start transaction but local authorization or authorize isn't enabled`,
+      );
+    }
+    return authorized;
+  }
+
   private static buildSampledValue(
     sampledValueTemplate: SampledValueTemplate,
     value: number,
     context?: MeterValueContext,
-    phase?: OCPP16MeterValuePhase
+    phase?: OCPP16MeterValuePhase,
   ): OCPP16SampledValue {
     const sampledValueValue = value ?? sampledValueTemplate?.value ?? null;
     const sampledValueContext = context ?? sampledValueTemplate?.context ?? null;
     const sampledValueLocation =
       sampledValueTemplate?.location ??
-      OCPP16ServiceUtils.getMeasurandDefaultLocation(sampledValueTemplate?.measurand ?? null);
+      OCPP16ServiceUtils.getMeasurandDefaultLocation(sampledValueTemplate.measurand!);
     const sampledValuePhase = phase ?? sampledValueTemplate?.phase ?? null;
     return {
-      ...(!Utils.isNullOrUndefined(sampledValueTemplate.unit) && {
+      ...(!isNullOrUndefined(sampledValueTemplate.unit) && {
         unit: sampledValueTemplate.unit,
       }),
-      ...(!Utils.isNullOrUndefined(sampledValueContext) && { context: sampledValueContext }),
-      ...(!Utils.isNullOrUndefined(sampledValueTemplate.measurand) && {
+      ...(!isNullOrUndefined(sampledValueContext) && { context: sampledValueContext }),
+      ...(!isNullOrUndefined(sampledValueTemplate.measurand) && {
         measurand: sampledValueTemplate.measurand,
       }),
-      ...(!Utils.isNullOrUndefined(sampledValueLocation) && { location: sampledValueLocation }),
-      ...(!Utils.isNullOrUndefined(sampledValueValue) && { value: sampledValueValue.toString() }),
-      ...(!Utils.isNullOrUndefined(sampledValuePhase) && { phase: sampledValuePhase }),
-    };
+      ...(!isNullOrUndefined(sampledValueLocation) && { location: sampledValueLocation }),
+      ...(!isNullOrUndefined(sampledValueValue) && { value: sampledValueValue.toString() }),
+      ...(!isNullOrUndefined(sampledValuePhase) && { phase: sampledValuePhase }),
+    } as OCPP16SampledValue;
   }
 
   private static checkMeasurandPowerDivider(
     chargingStation: ChargingStation,
-    measurandType: OCPP16MeterValueMeasurand
+    measurandType: OCPP16MeterValueMeasurand,
   ): void {
-    if (Utils.isUndefined(chargingStation.powerDivider)) {
+    if (isUndefined(chargingStation.powerDivider)) {
       const errMsg = `MeterValues measurand ${
         measurandType ?? OCPP16MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER
       }: powerDivider is undefined`;
@@ -886,7 +912,7 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
   }
 
   private static getMeasurandDefaultLocation(
-    measurandType: OCPP16MeterValueMeasurand
+    measurandType: OCPP16MeterValueMeasurand,
   ): MeterValueLocation | undefined {
     switch (measurandType) {
       case OCPP16MeterValueMeasurand.STATE_OF_CHARGE:
@@ -895,7 +921,7 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
   }
 
   private static getMeasurandDefaultUnit(
-    measurandType: OCPP16MeterValueMeasurand
+    measurandType: OCPP16MeterValueMeasurand,
   ): MeterValueUnit | undefined {
     switch (measurandType) {
       case OCPP16MeterValueMeasurand.CURRENT_EXPORT:
@@ -915,4 +941,30 @@ export class OCPP16ServiceUtils extends OCPPServiceUtils {
         return MeterValueUnit.VOLT;
     }
   }
+
+  private static isIdTagLocalAuthorized(chargingStation: ChargingStation, idTag: string): boolean {
+    return (
+      chargingStation.getLocalAuthListEnabled() === true &&
+      chargingStation.hasIdTags() === true &&
+      isNotEmptyString(
+        chargingStation.idTagsCache
+          .getIdTags(getIdTagsFile(chargingStation.stationInfo)!)
+          ?.find((tag) => tag === idTag),
+      )
+    );
+  }
+
+  private static async isIdTagRemoteAuthorized(
+    chargingStation: ChargingStation,
+    idTag: string,
+  ): Promise<boolean> {
+    const authorizeResponse: OCPP16AuthorizeResponse =
+      await chargingStation.ocppRequestService.requestHandler<
+        OCPP16AuthorizeRequest,
+        OCPP16AuthorizeResponse
+      >(chargingStation, OCPP16RequestCommand.AUTHORIZE, {
+        idTag: idTag,
+      });
+    return authorizeResponse?.idTagInfo?.status === OCPP16AuthorizationStatus.ACCEPTED;
+  }
 }