-// Partial Copyright Jerome Benoit. 2021. All Rights Reserved.
+// Partial Copyright Jerome Benoit. 2021-2023. All Rights Reserved.
+import fs from 'fs';
+import path from 'path';
+import { fileURLToPath } from 'url';
+
+import type { JSONSchemaType } from 'ajv';
+
+import { OCPP16ServiceUtils } from './OCPP16ServiceUtils';
+import OCPPError from '../../../exception/OCPPError';
+import type { JsonObject, JsonType } from '../../../types/JsonType';
+import type { OCPP16MeterValuesRequest } from '../../../types/ocpp/1.6/MeterValues';
import {
- AuthorizeRequest,
- StartTransactionRequest,
- StopTransactionRequest,
-} from '../../../types/ocpp/1.6/Transaction';
-import {
- DiagnosticsStatusNotificationRequest,
- HeartbeatRequest,
- OCPP16BootNotificationRequest,
+ type OCPP16BootNotificationRequest,
+ type OCPP16DataTransferRequest,
+ type OCPP16DiagnosticsStatusNotificationRequest,
+ type OCPP16FirmwareStatusNotificationRequest,
+ type OCPP16HeartbeatRequest,
OCPP16RequestCommand,
- StatusNotificationRequest,
+ type OCPP16StatusNotificationRequest,
} from '../../../types/ocpp/1.6/Requests';
-import { ResponseType, SendParams } from '../../../types/ocpp/Requests';
-
-import type ChargingStation from '../../ChargingStation';
-import Constants from '../../../utils/Constants';
+import type {
+ OCPP16AuthorizeRequest,
+ OCPP16StartTransactionRequest,
+ OCPP16StopTransactionRequest,
+} from '../../../types/ocpp/1.6/Transaction';
import { ErrorType } from '../../../types/ocpp/ErrorType';
-import { JsonType } from '../../../types/JsonType';
-import { MeterValuesRequest } from '../../../types/ocpp/1.6/MeterValues';
-import { OCPP16ServiceUtils } from './OCPP16ServiceUtils';
-import OCPPError from '../../../exception/OCPPError';
+import { OCPPVersion } from '../../../types/ocpp/OCPPVersion';
+import type { RequestParams } from '../../../types/ocpp/Requests';
+import Constants from '../../../utils/Constants';
+import Utils from '../../../utils/Utils';
+import type ChargingStation from '../../ChargingStation';
import OCPPRequestService from '../OCPPRequestService';
import type OCPPResponseService from '../OCPPResponseService';
-import Utils from '../../../utils/Utils';
const moduleName = 'OCPP16RequestService';
export default class OCPP16RequestService extends OCPPRequestService {
- public constructor(chargingStation: ChargingStation, ocppResponseService: OCPPResponseService) {
+ protected jsonSchemas: Map<OCPP16RequestCommand, JSONSchemaType<JsonObject>>;
+
+ public constructor(ocppResponseService: OCPPResponseService) {
if (new.target?.name === moduleName) {
throw new TypeError(`Cannot construct ${new.target?.name} instances directly`);
}
- super(chargingStation, ocppResponseService);
+ super(OCPPVersion.VERSION_16, ocppResponseService);
+ this.jsonSchemas = new Map<OCPP16RequestCommand, JSONSchemaType<JsonObject>>([
+ [
+ OCPP16RequestCommand.AUTHORIZE,
+ this.parseJsonSchemaFile<OCPP16AuthorizeRequest>(
+ '../../../assets/json-schemas/ocpp/1.6/Authorize.json'
+ ),
+ ],
+ [
+ OCPP16RequestCommand.BOOT_NOTIFICATION,
+ this.parseJsonSchemaFile<OCPP16BootNotificationRequest>(
+ '../../../assets/json-schemas/ocpp/1.6/BootNotification.json'
+ ),
+ ],
+ [
+ OCPP16RequestCommand.DIAGNOSTICS_STATUS_NOTIFICATION,
+ this.parseJsonSchemaFile<OCPP16DiagnosticsStatusNotificationRequest>(
+ '../../../assets/json-schemas/ocpp/1.6/DiagnosticsStatusNotification.json'
+ ),
+ ],
+ [
+ OCPP16RequestCommand.HEARTBEAT,
+ this.parseJsonSchemaFile<OCPP16HeartbeatRequest>(
+ '../../../assets/json-schemas/ocpp/1.6/Heartbeat.json'
+ ),
+ ],
+ [
+ OCPP16RequestCommand.METER_VALUES,
+ this.parseJsonSchemaFile<OCPP16MeterValuesRequest>(
+ '../../../assets/json-schemas/ocpp/1.6/MeterValues.json'
+ ),
+ ],
+ [
+ OCPP16RequestCommand.STATUS_NOTIFICATION,
+ this.parseJsonSchemaFile<OCPP16StatusNotificationRequest>(
+ '../../../assets/json-schemas/ocpp/1.6/StatusNotification.json'
+ ),
+ ],
+ [
+ OCPP16RequestCommand.START_TRANSACTION,
+ this.parseJsonSchemaFile<OCPP16StartTransactionRequest>(
+ '../../../assets/json-schemas/ocpp/1.6/StartTransaction.json'
+ ),
+ ],
+ [
+ OCPP16RequestCommand.STOP_TRANSACTION,
+ this.parseJsonSchemaFile<OCPP16StopTransactionRequest>(
+ '../../../assets/json-schemas/ocpp/1.6/StopTransaction.json'
+ ),
+ ],
+ [
+ OCPP16RequestCommand.DATA_TRANSFER,
+ this.parseJsonSchemaFile<OCPP16DataTransferRequest>(
+ '../../../assets/json-schemas/ocpp/1.6/DataTransfer.json'
+ ),
+ ],
+ [
+ OCPP16RequestCommand.FIRMWARE_STATUS_NOTIFICATION,
+ this.parseJsonSchemaFile<OCPP16FirmwareStatusNotificationRequest>(
+ '../../../assets/json-schemas/ocpp/1.6/FirmwareStatusNotification.json'
+ ),
+ ],
+ ]);
+ this.buildRequestPayload.bind(this);
}
- public async sendMessageHandler(
+ public async requestHandler<RequestType extends JsonType, ResponseType extends JsonType>(
+ chargingStation: ChargingStation,
commandName: OCPP16RequestCommand,
commandParams?: JsonType,
- params?: SendParams
+ params?: RequestParams
): Promise<ResponseType> {
- if (Object.values(OCPP16RequestCommand).includes(commandName)) {
- return this.sendMessage(
+ if (OCPP16ServiceUtils.isRequestCommandSupported(chargingStation, commandName) === true) {
+ const requestPayload = this.buildRequestPayload<RequestType>(
+ chargingStation,
+ commandName,
+ commandParams
+ );
+ return (await this.sendMessage(
+ chargingStation,
Utils.generateUUID(),
- this.buildCommandPayload(commandName, commandParams),
+ requestPayload,
commandName,
params
- );
+ )) as unknown as ResponseType;
}
+ // OCPPError usage here is debatable: it's an error in the OCPP stack but not targeted to sendError().
throw new OCPPError(
ErrorType.NOT_SUPPORTED,
- `${moduleName}.sendMessageHandler: Unsupported OCPP command ${commandName}`,
+ `Unsupported OCPP command '${commandName}'`,
commandName,
- { commandName }
+ commandParams
);
}
- private buildCommandPayload(
+ private buildRequestPayload<Request extends JsonType>(
+ chargingStation: ChargingStation,
commandName: OCPP16RequestCommand,
commandParams?: JsonType
- ): JsonType {
+ ): Request {
let connectorId: number;
+ let energyActiveImportRegister: number;
+ commandParams = commandParams as JsonObject;
switch (commandName) {
case OCPP16RequestCommand.AUTHORIZE:
return {
...(!Utils.isUndefined(commandParams?.idTag)
? { idTag: commandParams.idTag }
: { idTag: Constants.DEFAULT_IDTAG }),
- } as AuthorizeRequest;
+ } as unknown as Request;
case OCPP16RequestCommand.BOOT_NOTIFICATION:
return {
chargePointModel: commandParams?.chargePointModel,
...(!Utils.isUndefined(commandParams?.meterType) && {
meterType: commandParams.meterType,
}),
- } as OCPP16BootNotificationRequest;
+ } as unknown as Request;
case OCPP16RequestCommand.DIAGNOSTICS_STATUS_NOTIFICATION:
+ case OCPP16RequestCommand.FIRMWARE_STATUS_NOTIFICATION:
return {
- status: commandParams?.diagnosticsStatus,
- } as DiagnosticsStatusNotificationRequest;
+ status: commandParams?.status,
+ } as unknown as Request;
case OCPP16RequestCommand.HEARTBEAT:
- return {} as HeartbeatRequest;
+ return {} as unknown as Request;
case OCPP16RequestCommand.METER_VALUES:
return {
connectorId: commandParams?.connectorId,
transactionId: commandParams?.transactionId,
- meterValue: Array.isArray(commandParams?.meterValue)
- ? commandParams?.meterValue
- : [commandParams?.meterValue],
- } as MeterValuesRequest;
+ meterValue: commandParams?.meterValue,
+ } as unknown as Request;
case OCPP16RequestCommand.STATUS_NOTIFICATION:
return {
connectorId: commandParams?.connectorId,
status: commandParams?.status,
errorCode: commandParams?.errorCode,
- } as StatusNotificationRequest;
+ ...(!Utils.isUndefined(commandParams?.info) && {
+ info: commandParams?.info,
+ }),
+ ...(!Utils.isUndefined(commandParams?.timestamp) && {
+ timestamp: commandParams?.timestamp,
+ }),
+ ...(!Utils.isUndefined(commandParams?.vendorId) && {
+ vendorId: commandParams?.vendorId,
+ }),
+ ...(!Utils.isUndefined(commandParams?.vendorErrorCode) && {
+ vendorErrorCode: commandParams?.vendorErrorCode,
+ }),
+ } as unknown as Request;
case OCPP16RequestCommand.START_TRANSACTION:
return {
connectorId: commandParams?.connectorId,
...(!Utils.isUndefined(commandParams?.idTag)
? { idTag: commandParams?.idTag }
: { idTag: Constants.DEFAULT_IDTAG }),
- meterStart: this.chargingStation.getEnergyActiveImportRegisterByConnectorId(
- commandParams?.connectorId as number
- ),
- timestamp: new Date().toISOString(),
- } as StartTransactionRequest;
+ meterStart:
+ commandParams?.meterStart ??
+ chargingStation.getEnergyActiveImportRegisterByConnectorId(
+ commandParams?.connectorId as number
+ ),
+ timestamp: commandParams?.timestamp ?? new Date(),
+ ...(!Utils.isUndefined(commandParams?.reservationId) && {
+ reservationId: commandParams?.reservationId,
+ }),
+ } as unknown as Request;
case OCPP16RequestCommand.STOP_TRANSACTION:
- connectorId = this.chargingStation.getConnectorIdByTransactionId(
- commandParams?.transactionId as number
- );
+ chargingStation.getTransactionDataMeterValues() &&
+ Utils.isUndefined(commandParams?.transactionData) &&
+ (connectorId = chargingStation.getConnectorIdByTransactionId(
+ commandParams?.transactionId as number
+ ));
+ !commandParams?.meterStop &&
+ (energyActiveImportRegister =
+ chargingStation.getEnergyActiveImportRegisterByTransactionId(
+ commandParams?.transactionId as number,
+ true
+ ));
return {
transactionId: commandParams?.transactionId,
- ...(!Utils.isUndefined(commandParams?.idTag) && { idTag: commandParams.idTag }),
- meterStop: commandParams?.meterStop,
- timestamp: new Date().toISOString(),
- ...(commandParams?.reason && { reason: commandParams.reason }),
- ...(this.chargingStation.getTransactionDataMeterValues() && {
- transactionData: OCPP16ServiceUtils.buildTransactionDataMeterValues(
- this.chargingStation.getConnectorStatus(connectorId).transactionBeginMeterValue,
- OCPP16ServiceUtils.buildTransactionEndMeterValue(
- this.chargingStation,
- connectorId,
- commandParams?.meterStop as number
- )
- ),
+ idTag:
+ commandParams?.idTag ??
+ chargingStation.getTransactionIdTag(commandParams?.transactionId as number),
+ meterStop: commandParams?.meterStop ?? energyActiveImportRegister,
+ timestamp: commandParams?.timestamp ?? new Date(),
+ ...(!Utils.isUndefined(commandParams?.reason) && {
+ reason: commandParams?.reason,
}),
- } as StopTransactionRequest;
+ ...(!Utils.isUndefined(commandParams?.transactionData)
+ ? { transactionData: commandParams?.transactionData }
+ : chargingStation.getTransactionDataMeterValues() && {
+ transactionData: OCPP16ServiceUtils.buildTransactionDataMeterValues(
+ chargingStation.getConnectorStatus(connectorId).transactionBeginMeterValue,
+ OCPP16ServiceUtils.buildTransactionEndMeterValue(
+ chargingStation,
+ connectorId,
+ (commandParams?.meterStop as number) ?? energyActiveImportRegister
+ )
+ ),
+ }),
+ } as unknown as Request;
+ case OCPP16RequestCommand.DATA_TRANSFER:
+ return commandParams as unknown as Request;
default:
+ // OCPPError usage here is debatable: it's an error in the OCPP stack but not targeted to sendError().
throw new OCPPError(
ErrorType.NOT_SUPPORTED,
// eslint-disable-next-line @typescript-eslint/restrict-template-expressions
- `${moduleName}.buildCommandPayload: Unsupported OCPP command: ${commandName}`,
+ `Unsupported OCPP command '${commandName}'`,
commandName,
- { commandName }
+ commandParams
);
}
}
+
+ 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>;
+ }
}
repositories / e-mobility-charging-stations-simulator.git / blobdiff