+ public getSampledValueTemplate(
+ connectorId: number,
+ measurand: MeterValueMeasurand = MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER,
+ phase?: MeterValuePhase
+ ): SampledValueTemplate | undefined {
+ const onPhaseStr = phase ? `on phase ${phase} ` : '';
+ if (!Constants.SUPPORTED_MEASURANDS.includes(measurand)) {
+ logger.warn(
+ `${this.logPrefix()} Trying to get unsupported MeterValues measurand '${measurand}' ${onPhaseStr}in template on connectorId ${connectorId}`
+ );
+ return;
+ }
+ if (
+ measurand !== MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER &&
+ !this.getConfigurationKey(StandardParametersKey.MeterValuesSampledData).value.includes(
+ measurand
+ )
+ ) {
+ logger.debug(
+ `${this.logPrefix()} Trying to get MeterValues measurand '${measurand}' ${onPhaseStr}in template on connectorId ${connectorId} not found in '${
+ StandardParametersKey.MeterValuesSampledData
+ }' OCPP parameter`
+ );
+ return;
+ }
+ const sampledValueTemplates: SampledValueTemplate[] =
+ this.getConnectorStatus(connectorId).MeterValues;
+ for (
+ let index = 0;
+ !Utils.isEmptyArray(sampledValueTemplates) && index < sampledValueTemplates.length;
+ index++
+ ) {
+ if (
+ !Constants.SUPPORTED_MEASURANDS.includes(
+ sampledValueTemplates[index]?.measurand ??
+ MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER
+ )
+ ) {
+ logger.warn(
+ `${this.logPrefix()} Unsupported MeterValues measurand '${measurand}' ${onPhaseStr}in template on connectorId ${connectorId}`
+ );
+ } else if (
+ phase &&
+ sampledValueTemplates[index]?.phase === phase &&
+ sampledValueTemplates[index]?.measurand === measurand &&
+ this.getConfigurationKey(StandardParametersKey.MeterValuesSampledData).value.includes(
+ measurand
+ )
+ ) {
+ return sampledValueTemplates[index];
+ } else if (
+ !phase &&
+ !sampledValueTemplates[index].phase &&
+ sampledValueTemplates[index]?.measurand === measurand &&
+ this.getConfigurationKey(StandardParametersKey.MeterValuesSampledData).value.includes(
+ measurand
+ )
+ ) {
+ return sampledValueTemplates[index];
+ } else if (
+ measurand === MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER &&
+ (!sampledValueTemplates[index].measurand ||
+ sampledValueTemplates[index].measurand === measurand)
+ ) {
+ return sampledValueTemplates[index];
+ }
+ }
+ if (measurand === MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER) {
+ const errorMsg = `${this.logPrefix()} Missing MeterValues for default measurand '${measurand}' in template on connectorId ${connectorId}`;
+ logger.error(errorMsg);
+ throw new Error(errorMsg);
+ }
+ logger.debug(
+ `${this.logPrefix()} No MeterValues for measurand '${measurand}' ${onPhaseStr}in template on connectorId ${connectorId}`
+ );
+ }
+