2020-11-04 16:39:20 +00:00
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/**
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* @author Martin Karkowski
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* @email m.karkowski@zema.de
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* @create date 2020-11-04 17:36:04
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2020-11-12 16:07:05 +00:00
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* @modify date 2020-11-12 13:23:48
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2020-11-04 16:39:20 +00:00
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* @desc [description]
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*/
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2020-11-23 06:09:31 +00:00
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import { EventEmitter } from "events";
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import { connect, Socket } from "socket.io-client";
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2020-11-12 16:07:05 +00:00
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import { Logger } from "winston";
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import { getNopeLogger } from "../logger/getLogger";
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2020-11-23 06:09:31 +00:00
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import { NopeObservable } from "../observables/nopeObservable";
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2020-11-09 06:42:24 +00:00
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import { IAvailableInstanceGeneratorsMsg, IAvailableServicesMsg, IAvailableTopicsMsg, ICommunicationInterface, IExternalEventMsg, IRequestTaskMsg, IResponseTaskMsg, ITaskCancelationMsg } from "../types/nope/nopeCommunication.interface";
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2020-11-23 06:09:31 +00:00
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import { INopeObservable } from "../types/nope/nopeObservable.interface";
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2020-08-23 07:21:03 +00:00
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2020-09-11 12:07:26 +00:00
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export class IoSocketClient implements ICommunicationInterface {
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2020-11-11 17:07:50 +00:00
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connected: INopeObservable<boolean>;
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2020-11-04 16:39:20 +00:00
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protected _emitter: typeof Socket;
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2020-11-12 16:07:05 +00:00
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protected _internalEmitter: EventEmitter
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2020-11-11 17:24:21 +00:00
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protected _logger: Logger;
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2020-08-23 07:21:03 +00:00
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2020-09-10 16:21:01 +00:00
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constructor(public uri: string) {
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2020-11-11 17:07:50 +00:00
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const _this = this;
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this.connected = new NopeObservable();
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this.connected.setContent(false);
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2020-11-11 17:24:21 +00:00
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// Make shure we use the http before connecting.
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2020-11-23 06:09:31 +00:00
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this.uri = this.uri.startsWith("http://") ? this.uri : "http://" + this.uri;
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2020-11-11 17:24:21 +00:00
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// Create a Logger
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2020-11-23 06:09:31 +00:00
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this._logger = getNopeLogger("io-socket-client");
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this._logger.info("connecting to: " + uri);
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2020-11-11 17:24:21 +00:00
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2020-11-04 16:39:20 +00:00
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this._emitter = connect(uri);
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2020-11-12 16:07:05 +00:00
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this._internalEmitter = new EventEmitter();
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2020-11-23 06:09:31 +00:00
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this._emitter.on("connect", (...args) => {
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2020-09-12 00:59:30 +00:00
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// Element is connected
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2020-11-23 06:09:31 +00:00
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_this._logger.info("connected");
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2020-11-11 17:07:50 +00:00
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_this.connected.setContent(true);
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2020-09-12 00:59:30 +00:00
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});
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2020-11-23 06:09:31 +00:00
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this._emitter.on("disconnect", () => {
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2020-11-11 17:07:50 +00:00
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// Connection Lost.
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2020-11-23 06:09:31 +00:00
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_this._logger.error("Connection lost!");
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2020-11-11 17:07:50 +00:00
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_this.connected.setContent(false);
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2020-11-11 17:24:21 +00:00
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});
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2020-08-23 07:21:03 +00:00
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}
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2020-11-04 16:39:20 +00:00
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async onTaskCancelation(cb: (msg: ITaskCancelationMsg) => void) {
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2020-11-23 06:09:31 +00:00
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this._internalEmitter.on("cancel", cb);
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this._emitter.on("cancel", cb);
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2020-11-04 16:39:20 +00:00
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}
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async emitTaskCancelation(msg: ITaskCancelationMsg) {
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2020-11-23 06:09:31 +00:00
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this._internalEmitter.emit("cancel", msg);
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this._emitter.emit("cancel", msg);
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2020-11-04 16:39:20 +00:00
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}
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async onAurevoir(cb: (dispatcher: string) => void) {
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2020-11-23 06:09:31 +00:00
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this._emitter.on("aurevoir", cb);
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2020-11-04 16:39:20 +00:00
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}
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async emitAurevoir(dispatcher: string) {
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2020-11-23 06:09:31 +00:00
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this._emitter.emit("aurevoir", dispatcher);
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2020-11-04 16:39:20 +00:00
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}
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async emitNewInstanceGeneratorsAvailable(generators: IAvailableInstanceGeneratorsMsg) {
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2020-11-23 06:09:31 +00:00
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this._internalEmitter.emit("generators", generators);
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this._emitter.emit("generators", generators);
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2020-11-04 16:39:20 +00:00
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}
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async onNewInstanceGeneratorsAvailable(cb: (generators: IAvailableInstanceGeneratorsMsg) => void) {
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2020-11-23 06:09:31 +00:00
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this._internalEmitter.on("generators", cb);
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this._emitter.on("generators", cb);
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2020-11-04 16:39:20 +00:00
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}
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async emitRpcRequest(name: string, request: IRequestTaskMsg) {
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2020-11-12 16:07:05 +00:00
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this._internalEmitter.emit(name, request);
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2020-11-04 16:39:20 +00:00
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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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2020-11-12 16:07:05 +00:00
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this._internalEmitter.emit(name, result);
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2020-11-04 16:39:20 +00:00
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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._internalEmitter.on(name, cb);
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2020-11-04 16:39:20 +00:00
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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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2020-11-12 16:07:05 +00:00
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this._internalEmitter.off(name, cb);
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2020-11-04 16:39:20 +00:00
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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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2020-11-12 16:07:05 +00:00
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this._internalEmitter.on(name, cb);
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2020-11-04 16:39:20 +00:00
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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._internalEmitter.off(name, cb);
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2020-11-04 16:39:20 +00:00
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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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2020-11-23 06:09:31 +00:00
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this._internalEmitter.emit("services", services);
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this._emitter.emit("services", services);
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2020-11-04 16:39:20 +00:00
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}
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async onNewServicesAvailable(cb: (services: IAvailableServicesMsg) => void) {
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2020-11-23 06:09:31 +00:00
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this._internalEmitter.on("services", cb);
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this._emitter.on("services", cb);
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2020-11-04 16:39:20 +00:00
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}
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async onBonjour(cb: (dispatcher: string) => void) {
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2020-11-23 06:09:31 +00:00
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this._internalEmitter.on("bonjour", cb);
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this._emitter.on("bonjour", cb);
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2020-11-04 16:39:20 +00:00
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}
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async emitBonjour(dispatcher: string) {
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2020-11-23 06:09:31 +00:00
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this._internalEmitter.emit("bonjour", dispatcher);
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this._emitter.emit("bonjour", dispatcher);
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2020-11-04 16:39:20 +00:00
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}
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async emitNewTopicsAvailable(topics: IAvailableTopicsMsg) {
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2020-11-23 06:09:31 +00:00
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this._internalEmitter.emit("topics", topics);
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this._emitter.emit("topics", topics);
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2020-11-04 16:39:20 +00:00
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}
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async onNewTopicsAvailable(cb: (topics: IAvailableTopicsMsg) => void) {
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2020-11-23 06:09:31 +00:00
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this._emitter.on("topics", cb);
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this._emitter.on("topics", cb);
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2020-11-04 16:39:20 +00:00
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}
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async onEvent(event: string, cb: (data: IExternalEventMsg) => void) {
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2020-11-23 06:09:31 +00:00
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this._emitter.on("event_" + event, cb);
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this._emitter.on("event_" + event, cb);
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2020-08-23 07:21:03 +00:00
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}
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2020-11-04 16:39:20 +00:00
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async emitEvent(event: string, data: IExternalEventMsg) {
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2020-11-23 06:09:31 +00:00
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this._internalEmitter.emit("event_" + event, data);
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this._emitter.emit("event_" + event, data);
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2020-09-12 00:59:30 +00:00
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}
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2020-11-04 16:39:20 +00:00
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async offEvent(event: string, cb: (data: IExternalEventMsg) => void) {
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2020-11-23 06:09:31 +00:00
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this._internalEmitter.off("event_" + event, cb);
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this._emitter.off("event_" + event, cb);
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2020-08-23 07:21:03 +00:00
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}
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}
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