120 lines
3.5 KiB
TypeScript
120 lines
3.5 KiB
TypeScript
/**
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* @author Martin Karkowski
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* @email m.karkowski@zema.de
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* @create date 2020-11-06 08:52:36
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* @modify date 2020-11-11 16:56:24
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* @desc [description]
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*/
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import { EventEmitter } from "events";
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import { Logger } from "winston";
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import { NopeObservable } from "../observables/nopeObservable";
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import { IAvailableInstanceGeneratorsMsg, IAvailableServicesMsg, IAvailableTopicsMsg, ICommunicationInterface, IExternalEventMsg, IRequestTaskMsg, IResponseTaskMsg, ITaskCancelationMsg } from "../types/nope/nopeCommunication.interface";
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import { INopeObservable } from "../types/nope/nopeObservable.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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connected: INopeObservable<boolean>;
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protected _emitter = new EventEmitter();
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constructor(
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public readonly subscriptionMode: "individual" | "generic" = "individual",
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public readonly resultSharing: "individual" | "generic" = "individual",
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protected _logger?: Logger
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) {
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this.connected = new NopeObservable();
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this.connected.setContent(true);
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}
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async onTaskCancelation(cb: (msg: ITaskCancelationMsg) => void) {
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this._emitter.on("cancel", cb);
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}
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async emitTaskCancelation(msg: ITaskCancelationMsg) {
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this._emitter.emit("cancel", msg);
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}
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async onAurevoir(cb: (dispatcher: string) => void) {
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this._emitter.on("aurevoir", cb);
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}
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async emitAurevoir(dispatcher: string) {
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this._emitter.emit("aurevoir", dispatcher);
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}
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async emitNewInstanceGeneratorsAvailable(generators: IAvailableInstanceGeneratorsMsg) {
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this._emitter.emit("generators", generators);
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}
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async onNewInstanceGeneratorsAvailable(cb: (generators: IAvailableInstanceGeneratorsMsg) => void) {
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this._emitter.on("generators", cb);
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}
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async emitRpcRequest(name: string, request: IRequestTaskMsg) {
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this._emitter.emit(name, request);
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}
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async emitRpcResult(name: string, result: IResponseTaskMsg) {
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this._emitter.emit(name, result);
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}
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async onRpcResult(name: string, cb: (result: IResponseTaskMsg) => void) {
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this._emitter.on(name, cb);
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}
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async offRpcResponse(name: string, cb: (result: IResponseTaskMsg) => void) {
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this._emitter.off(name, cb);
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}
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async onRpcRequest(name: string, cb: (data: IRequestTaskMsg) => void) {
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this._emitter.on(name, cb);
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}
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async offRpcRequest(name: string, cb: (data: IRequestTaskMsg) => void) {
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this._emitter.off(name, cb);
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}
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async emitNewServicesAvailable(services: IAvailableServicesMsg) {
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this._emitter.emit("services", services);
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}
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async onNewServicesAvailable(cb: (services: IAvailableServicesMsg) => void) {
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this._emitter.on("services", cb);
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}
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async onBonjour(cb: (dispatcher: string) => void) {
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this._emitter.on("bonjour", cb);
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}
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async emitBonjour(dispatcher: string) {
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this._emitter.emit("bonjour", dispatcher);
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}
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async emitNewTopicsAvailable(topics: IAvailableTopicsMsg) {
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this._emitter.emit("topics", topics);
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}
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async onNewTopicsAvailable(cb: (topics: IAvailableTopicsMsg) => void) {
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this._emitter.on("topics", cb);
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}
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async onEvent(event: string, cb: (data: IExternalEventMsg) => void) {
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this._emitter.on("event_" + event, cb);
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}
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async emitEvent(event: string, data: IExternalEventMsg) {
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this._emitter.emit("event_" + event, data);
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}
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async offEvent(event: string, cb: (data: IExternalEventMsg) => void) {
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this._emitter.off("event_" + event, cb);
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}
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} |