@genexus/web-standard-functions/dist/lib-esm/web/socketService.js

GeneXus JavaScript standard functions library for web generators

import { WS } from "../websocket/ws";
import { publish } from "../pubSub/pubSub";
import * as log from "loglevel";
export default class SocketService {
    constructor() {
        this.logger = log.getLogger("SocketManagerService");
        this.connections = {};
    }
    static getInstance() {
        if (!SocketService.instance) {
            SocketService.instance = new SocketService();
        }
        return SocketService.instance;
    }
    async open(url, id) {
        if (!this.connections[url]) {
            const connection = new WS();
            this.connections[url] = connection;
            this.attachHandlers(id !== null ? id : url, connection);
            return connection.open(url);
        }
        return Promise.resolve();
    }
    close(url) {
        const connection = this.connections[url];
        if (connection) {
            delete this.connections[url];
            connection.close();
        }
    }
    async send(url, msg) {
        await this.open(url);
        this.connections[url].send(msg);
    }
    attachHandlers(id, connection) {
        connection.onOpen = (ev) => {
            publish(`${id}.socket.connected`, ev);
            publish(`GeneXus.Client.Socket.Connected`, ev);
        };
        connection.onClose = (ev) => {
            publish(`${id}.socket.connectionclosed`, ev);
        };
        connection.onError = (ev) => {
            publish(`${id}.socket.connectionfailed`, ev);
            publish(`GeneXus.Client.Socket.ConnectionFailed`, ev);
        };
        connection.onMessage = (ev) => {
            publish(`${id}.socket.messagereceived`, ev.data);
            publish(`GeneXus.Client.Socket.MessageReceived`, ev.data);
        };
    }
}
//# sourceMappingURL=socketService.js.map