91 lines
2.6 KiB
TypeScript
91 lines
2.6 KiB
TypeScript
import { EventEmitter } from "events";
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import { Logger } from "winston";
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import { ICommunicationInterface, IInstanceCreation, IInstanceDescription, IAvailableInstanceGenerators, IRequestTaskMsg, IResponseTaskMsg, IAvailableServicesMsg, IAvailableTopicsMsg, IExternalEventMsg } from "../types/communication.interface";
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/**
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* A Communication Layer for the Dispatchers.
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* Here, only a Events are used.
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*
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* @export
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* @class EventLayer
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* @implements {ICommunicationInterface}
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*/
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export class EventLayer implements ICommunicationInterface {
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constructor(
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public readonly subscriptionMode: 'individual' | 'generic',
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public readonly resultSharing: 'individual' | 'generic',
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protected _logger?: Logger
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){
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}
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emitNewInstanceGeneratorsAvailable(generators: IAvailableInstanceGenerators): void {
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this._emitter.emit('generators',generators);
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}
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onNewInstanceGeneratorsAvailable(cb: (generators: IAvailableInstanceGenerators) => void) {
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this._emitter.on('generators',cb)
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}
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emitRpcRequest(name: string, request: IRequestTaskMsg): void {
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this._emitter.emit(name, request);
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}
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emitRpcResult(name: string, result: IResponseTaskMsg): void {
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this._emitter.emit(name,result);
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}
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onRpcResult(name: string, cb: (result: IResponseTaskMsg) => void): void {
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this._emitter.on(name, cb);
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}
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offRpcResponse(name: string, cb: (result: IResponseTaskMsg) => void): void {
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this._emitter.off(name, cb);
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}
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onRpcRequest(name: string, cb: (data: IRequestTaskMsg) => void): void {
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this._emitter.on(name, cb);
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}
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offRpcRequest(name: string, cb: (data: IRequestTaskMsg) => void): void {
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this._emitter.off(name, cb);
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}
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emitNewServicesAvailable(services: IAvailableServicesMsg): void {
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this._emitter.emit('services', services)
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}
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onNewServicesAvailable(cb: (services: IAvailableServicesMsg) => void) {
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this._emitter.on('services', cb);
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}
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onBonjour(cb: (dispatcher: string) => void): void {
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this._emitter.on('bonjour', cb);
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}
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emitBonjour(dispatcher: string): void {
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this._emitter.emit('bonjour', dispatcher);
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}
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emitNewTopicsAvailable(topics: IAvailableTopicsMsg): void {
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this._emitter.emit('topics',topics)
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}
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onNewTopicsAvailable(cb: (topics: IAvailableTopicsMsg) => void) {
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this._emitter.on('topics',cb)
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}
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onEvent(event: string, cb: (data: IExternalEventMsg) => void): void {
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this._emitter.on('event_'+event, cb);
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}
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emitEvent(event: string, data: IExternalEventMsg): void {
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this._emitter.emit('event_'+event, data)
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}
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offEvent(event: string, cb: (data: IExternalEventMsg) => void): void {
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this._emitter.off('event_'+event, cb);
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}
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protected _emitter = new EventEmitter();
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} |