-import ChargingStation from '../ChargingStation';
+import type ChargingStation from '../ChargingStation';
+import { JsonType } from '../../types/JsonType';
import { RequestCommand } from '../../types/ocpp/Requests';
export default abstract class OCPPResponseService {
- protected chargingStation: ChargingStation;
+ private static readonly instances: Map<string, OCPPResponseService> = new Map<
+ string,
+ OCPPResponseService
+ >();
- constructor(chargingStation: ChargingStation) {
+ protected readonly chargingStation: ChargingStation;
+
+ protected constructor(chargingStation: ChargingStation) {
this.chargingStation = chargingStation;
}
- public abstract handleResponse(commandName: RequestCommand, payload: Record<string, unknown> | string, requestPayload: Record<string, unknown>): Promise<void>;
+ public static getInstance<T extends OCPPResponseService>(
+ this: new (chargingStation: ChargingStation) => T,
+ chargingStation: ChargingStation
+ ): T {
+ if (!OCPPResponseService.instances.has(chargingStation.id)) {
+ OCPPResponseService.instances.set(chargingStation.id, new this(chargingStation));
+ }
+ return OCPPResponseService.instances.get(chargingStation.id) as T;
+ }
+
+ public abstract handleResponse(
+ commandName: RequestCommand,
+ payload: JsonType | string,
+ requestPayload: JsonType
+ ): Promise<void>;
}