esiur-js/demo/chat/chat.js

import Warehouse from "../../src/Resource/Warehouse.js";

import { createRequire } from 'module'
import AsyncReply from "../../src/Core/AsyncReply.js";
import DistributedServer from "../../src/Net/IIP/DistributedServer.js";
import IMembership from "../../src/Security/Membership/IMembership.js";
import WSocket from "../../src/Net/Sockets/WSocket.js";
import MemoryStore from "../../src/Stores/MemoryStore.js";
import DC from "../../src/Data/DataConverter.js";
import IResource from "../../src/Resource/IResource.js";
import Structure from "../../src/Data/Structure.js";
import DataType from "../../src/Data/DataType.js";

const require = createRequire(import.meta.url);

const WebSocket = require('ws');
const http = require("http");
const fs = require("fs");

const wss = new WebSocket.Server({port: 8001});

class MyMembership extends IMembership {
  userExists(username, domain) {
    return new AsyncReply(true);
  }
  getPassword(username, domain) {
    return new AsyncReply(DC.stringToBytes("1234"));
  }
};

var server;

class MyChat extends IResource {
    
   // void (string, string)->void
    static get template() {
        return {
            namespace: "Chat",
            properties: [["title", DataType.String], ["messages", DataType.StructureArray], ["users", DataType.StringArray]],
            events: [["message", DataType.Structure], ["voice", 0, {listenable: true }], ["login"], ["logout"]],
            functions: [[ "send", {msg: DataType.String} ]]
        };
    }

    constructor() {
      super();
      this.messages = [new Structure({usr: "Admin", msg: "Welcome to Esiur", date: new Date()})];
      this.title = "Chat Room";
    }

    get users() {
        return server.connections.map(x=>x.session.remoteAuthentication.username);
    }

    send(msg, sender)
    {
      let s = new Structure({ msg, usr: sender.session.remoteAuthentication.username, date: new Date()});
      this.messages.push(s);
      this._emit("message", s);
    }

    query(path, sender) {
      return new AsyncReply([this]);
    }
}

let sys = await Warehouse.new(MemoryStore, "sys");
let ms = await Warehouse.new(MyMembership, "ms");
let chat  = await Warehouse.new(MyChat, "chat", sys);
server = await Warehouse.new(DistributedServer, "dss", sys, null, null, {membership: ms, entryPoint: chat});

wss.on('connection', function connection(ws) 
{
  let con = server.add();
  con.assign(new WSocket(ws));
  con.on("ready", (x)=>{
    chat._emit("login", x.session.remoteAuthentication.username);
  }).on("close", (x)=>{
    chat._emit("logout", x.session.remoteAuthentication.username);
  });
});


http.createServer(function (req, res) {
  fs.readFile("." + req.url, function (err,data) {
    if (err) {
      res.writeHead(404);
      res.end(JSON.stringify(err));
    } else {
      res.writeHead(200, {"Content-Type": req.url.split('.').pop() == "js" ? "text/javascript" : "text/html"});
      res.end(data);
    }
  });
}).listen(8000);

console.log(`HTTP Server running http://localhost:8000/demo/chat/index.html`);
console.log(`IIP Server running iip://localhost:8001`);