import type { JSONSchemaType } from 'ajv';
-import OCPPError from '../../../exception/OCPPError';
-import type { JsonObject, JsonType } from '../../../types/JsonType';
-import type { OCPP20IncomingRequestCommand } from '../../../types/ocpp/2.0/Requests';
-import { ErrorType } from '../../../types/ocpp/ErrorType';
-import type { IncomingRequestHandler } from '../../../types/ocpp/Requests';
-import logger from '../../../utils/Logger';
-import type ChargingStation from '../../ChargingStation';
-import OCPPIncomingRequestService from '../OCPPIncomingRequestService';
import { OCPP20ServiceUtils } from './OCPP20ServiceUtils';
+import type { ChargingStation } from '../../../charging-station';
+import { OCPPError } from '../../../exception';
+import {
+ ErrorType,
+ type IncomingRequestHandler,
+ type JsonObject,
+ type JsonType,
+ type OCPP20ClearCacheRequest,
+ OCPP20IncomingRequestCommand,
+ OCPPVersion,
+} from '../../../types';
+import { logger } from '../../../utils';
+import { OCPPIncomingRequestService } from '../OCPPIncomingRequestService';
const moduleName = 'OCPP20IncomingRequestService';
-export default class OCPP20IncomingRequestService extends OCPPIncomingRequestService {
+export class OCPP20IncomingRequestService extends OCPPIncomingRequestService {
+ protected jsonSchemas: Map<OCPP20IncomingRequestCommand, JSONSchemaType<JsonObject>>;
private incomingRequestHandlers: Map<OCPP20IncomingRequestCommand, IncomingRequestHandler>;
- private jsonSchemas: Map<OCPP20IncomingRequestCommand, JSONSchemaType<JsonObject>>;
public constructor() {
- if (new.target?.name === moduleName) {
- throw new TypeError(`Cannot construct ${new.target?.name} instances directly`);
- }
- super();
- this.incomingRequestHandlers = new Map<OCPP20IncomingRequestCommand, IncomingRequestHandler>();
- this.jsonSchemas = new Map<OCPP20IncomingRequestCommand, JSONSchemaType<JsonObject>>();
- this.validatePayload.bind(this);
+ // if (new.target?.name === moduleName) {
+ // throw new TypeError(`Cannot construct ${new.target?.name} instances directly`);
+ // }
+ super(OCPPVersion.VERSION_20);
+ this.incomingRequestHandlers = new Map<OCPP20IncomingRequestCommand, IncomingRequestHandler>([
+ [OCPP20IncomingRequestCommand.CLEAR_CACHE, this.handleRequestClearCache.bind(this)],
+ ]);
+ this.jsonSchemas = new Map<OCPP20IncomingRequestCommand, JSONSchemaType<JsonObject>>([
+ [
+ OCPP20IncomingRequestCommand.CLEAR_CACHE,
+ OCPP20ServiceUtils.parseJsonSchemaFile<OCPP20ClearCacheRequest>(
+ 'assets/json-schemas/ocpp/2.0/ClearCacheRequest.json',
+ moduleName,
+ 'constructor',
+ ),
+ ],
+ ]);
+ this.validatePayload = this.validatePayload.bind(this) as (
+ chargingStation: ChargingStation,
+ commandName: OCPP20IncomingRequestCommand,
+ commandPayload: JsonType,
+ ) => boolean;
}
- public async incomingRequestHandler(
+ public async incomingRequestHandler<ReqType extends JsonType, ResType extends JsonType>(
chargingStation: ChargingStation,
messageId: string,
commandName: OCPP20IncomingRequestCommand,
- commandPayload: JsonType
+ commandPayload: ReqType,
): Promise<void> {
- let response: JsonType;
+ let response: ResType;
if (
chargingStation.getOcppStrictCompliance() === true &&
- chargingStation.isInPendingState() === true /* &&
- (commandName === OCPP20IncomingRequestCommand.REMOTE_START_TRANSACTION ||
- commandName === OCPP20IncomingRequestCommand.REMOTE_STOP_TRANSACTION ) */
+ chargingStation.inPendingState() === true &&
+ (commandName === OCPP20IncomingRequestCommand.REQUEST_START_TRANSACTION ||
+ commandName === OCPP20IncomingRequestCommand.REQUEST_STOP_TRANSACTION)
) {
throw new OCPPError(
ErrorType.SECURITY_ERROR,
`${commandName} cannot be issued to handle request PDU ${JSON.stringify(
commandPayload,
null,
- 2
+ 2,
)} while the charging station is in pending state on the central server`,
commandName,
- commandPayload
+ commandPayload,
);
}
if (
chargingStation.isRegistered() === true ||
(chargingStation.getOcppStrictCompliance() === false &&
- chargingStation.isInUnknownState() === true)
+ chargingStation.inUnknownState() === true)
) {
if (
this.incomingRequestHandlers.has(commandName) === true &&
try {
this.validatePayload(chargingStation, commandName, commandPayload);
// Call the method to build the response
- response = await this.incomingRequestHandlers.get(commandName)(
+ response = (await this.incomingRequestHandlers.get(commandName)!(
chargingStation,
- commandPayload
- );
+ commandPayload,
+ )) as ResType;
} catch (error) {
// Log
logger.error(
`${chargingStation.logPrefix()} ${moduleName}.incomingRequestHandler: Handle incoming request error:`,
- error
+ error,
);
throw error;
}
`${commandName} is not implemented to handle request PDU ${JSON.stringify(
commandPayload,
null,
- 2
+ 2,
)}`,
commandName,
- commandPayload
+ commandPayload,
);
}
} else {
`${commandName} cannot be issued to handle request PDU ${JSON.stringify(
commandPayload,
null,
- 2
+ 2,
)} while the charging station is not registered on the central server.`,
commandName,
- commandPayload
+ commandPayload,
);
}
// Send the built response
chargingStation,
messageId,
response,
- commandName
+ commandName,
);
}
private validatePayload(
chargingStation: ChargingStation,
commandName: OCPP20IncomingRequestCommand,
- commandPayload: JsonType
+ commandPayload: JsonType,
): boolean {
- if (this.jsonSchemas.has(commandName)) {
+ if (this.jsonSchemas.has(commandName) === true) {
return this.validateIncomingRequestPayload(
chargingStation,
commandName,
- this.jsonSchemas.get(commandName),
- commandPayload
+ this.jsonSchemas.get(commandName)!,
+ commandPayload,
);
}
logger.warn(
- `${chargingStation.logPrefix()} ${moduleName}.validatePayload: No JSON schema found for command ${commandName} PDU validation`
+ `${chargingStation.logPrefix()} ${moduleName}.validatePayload: No JSON schema found for command '${commandName}' PDU validation`,
);
return false;
}