nope-js-browser
Version:
NoPE Runtime for the Browser. For nodejs please use nope-js-node
53 lines (52 loc) • 1.99 kB
JavaScript
/**
* @author Martin Karkowski
* @email m.karkowski@zema.de
*/
import { connect } from "socket.io-client";
import { defineNopeLogger, } from "../../logger/getLogger";
import { EventCommunicationInterface } from "./EventCommunicationInterface";
/**
* Mirror Layer using IO-Sockets.
*
* @export
* @class IoSocketMirrorClient
*/
export class IoSocketClientLayer extends EventCommunicationInterface {
/**
* Creates an instance of IoSocketMirrorClient.
* @author M.Karkowski
* @param {string} uri
* @param {ValidLoggerDefinition} [logger="info"]
* @memberof IoSocketMirrorClient
*/
constructor(uri, logger = "info") {
super(
// As event Emitter, we provide the IO-Client.
connect(uri.startsWith("http://") ? uri : "http://" + uri), defineNopeLogger(logger, "core.layer.io"), false);
this.uri = uri;
// Make shure we use the http as starting of the uri.
this.uri = this.uri.startsWith("http://") ? this.uri : "http://" + this.uri;
// Now, because we arent connected we set the connected flag to false,
// it will only be true, if a connection with the server has been established
// Therefore we will connect to the "connect" and "disconnect" event of the
// socket.
this.connected.setContent(false);
this._logger.info("connecting to: " + uri);
const _this = this;
this._emitter.on("connect", (...args) => {
// Element is connected
_this._logger.info("connected");
_this.connected.setContent(true);
});
this._emitter.on("disconnect", () => {
// Connection Lost.
_this._logger.error("Connection lost!");
_this.connected.setContent(false);
});
}
async dispose() {
// Disposes the Emitter.
this._emitter.removeAllListeners();
this._emitter.disconnect();
}
}