Client Emit

Video Lecture

Client Emit Client Emit

Description

src/client/client.ts

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class Client {
    private socket: SocketIOClient.Socket

    constructor() {
        this.socket = io()

        this.socket.on("connect", function () {
            console.log("connect")
            document.body.innerHTML = ""
        })

        this.socket.on("disconnect", function (message: any) {
            console.log("disconnect " + message)
            document.body.innerHTML += "Disconnected from Server : " + message + "<br/>"
            //location.reload();
        })

        this.socket.on("message", (message: any) => {
            console.log(message)
            document.body.innerHTML += message + "<br/>"
            this.socket.emit("message", "Thanks for having me");
        })

        this.socket.on("random", function (message: any) {
            console.log(message)
            document.body.innerHTML += message + "<br/>"
        })
    }
}

const client = new Client();

src/server/server.ts

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import express from "express"
import path from "path"
import http from "http"
import socketIO from "socket.io"
import LuckyNumbersGame from "./luckyNumbersGame"

const port: number = 3000

class App {
    private server: http.Server
    private port: number

    private io: socketIO.Server
    private game: LuckyNumbersGame

    constructor(port: number) {
        this.port = port

        const app = express()
        app.use(express.static(path.join(__dirname, '../client')))

        this.server = new http.Server(app)
        this.io = socketIO(this.server);

        this.game = new LuckyNumbersGame()

        this.io.on('connection', (socket: socketIO.Socket) => {
            console.log('a user connected : ' + socket.id)

            this.game.LuckyNumbers[socket.id] = Math.floor(Math.random() * 10)

            socket.emit("message", "Hello " + socket.id + ", your lucky number is " + this.game.LuckyNumbers[socket.id]);

            socket.broadcast.emit("message", "Everybody, say hello to " + socket.id)

            socket.on('disconnect', function () {
                console.log('socket disconnected : ' + socket.id);
            })

            socket.on("message", function (message: any) {
                console.log(message);
            });
        })

        setInterval(() => {
            let randomNumber: number = Math.floor(Math.random() * 10)
            let winners = this.game.GetWinners(randomNumber);
            if (winners.length) {
                winners.forEach(w => {
                    this.io.to(w).emit("message", "Client Emit You are the winner Client Emit")
                })
            }
            this.io.emit("random", randomNumber)
        }, 1000)
    }

    public Start() {
        this.server.listen(this.port)
        console.log( `Server listening on port ${this.port}.` )
    }
}

new App(port).Start()