import bodyParser from 'body-parser';

import express from 'express';

import http from 'http';

import socketIo from 'socket.io';

import session from 'express-session'

​

var app = express();

const server = http.createServer(app)

​

// hook up session for express routes

const sessionMiddleware = session({

    // genid: req => uuidv4(),

    secret: 'keyboard cat',

    resave: false,

    saveUninitialized: true,

    cookie: {}

})

​

// hook up the session for socket.io connections

io.use((socket, next) => sessionMiddleware(socket.request, socket.request.res || {}, next));

app.use(sessionMiddleware)

​

​

io.origins('*:*')

io.on("connection", (socket) => {

    // socket.handshake.headers

    console.log(`socket.io connected: ${socket.id}`);    

    const { roomId } = socket.handshake.query;

    socket.join(roomId);

    // Leave the room if the user closes the socket

    socket.on("disconnect", () => {

        console.log(`Client ${socket.id} diconnected`);

        socket.leave(roomId);

    });

});

app.use((req, res, next) => {

    req.io = io

    next()

})

​

app.set('port', (process.env.PORT || 4000));

​

server.listen(app.get('port'), function () {

    var port = server.address().port;

    console.log("App now running on port", port);

});

import cors from 'cors';

import { createServer } from 'http';

import { Server } from 'socket.io'; //replaces (import socketIo from 'socket.io')

​

const httpServer = createServer(app);

const io = new Server(httpServer, { cors: { origin: '*' } });

​

​

io.on('connection', (socket) => {

  console.log('Connection established');

getApiAndEmit(socket);

  socket.on('disconnect', () => {

    console.log('Disconnected');

  });

});

​

​

const getApiAndEmit = (socket) => {

  const response = 'response you need';

  socket.emit('FromAPI', response);

};

​

app.set('port', process.env.PORT || 5000);

​

httpServer.listen(app.get('port'), function () {

  var port = httpServer.address().port;

  console.log('Running on : ', port);

});

import bodyParser from 'body-parser';

import express from 'express';

import http from 'http';

import socketIo from 'socket.io';

import session from 'express-session'

​

var app = express();

const server = http.createServer(app)

​

// hook up session for express routes

const sessionMiddleware = session({

    // genid: req => uuidv4(),

    secret: 'keyboard cat',

    resave: false,

    saveUninitialized: true,

    cookie: {}

})

​

// hook up the session for socket.io connections

io.use((socket, next) => sessionMiddleware(socket.request, socket.request.res || {}, next));

app.use(sessionMiddleware)

​

​

io.origins('*:*')

io.on("connection", (socket) => {

    // socket.handshake.headers

    console.log(`socket.io connected: ${socket.id}`);    

    const { roomId } = socket.handshake.query;

    socket.join(roomId);

    // Leave the room if the user closes the socket

    socket.on("disconnect", () => {

        console.log(`Client ${socket.id} diconnected`);

        socket.leave(roomId);

    });

});

app.use((req, res, next) => {

    req.io = io

    next()

})

​

app.set('port', (process.env.PORT || 4000));

​

server.listen(app.get('port'), function () {

    var port = server.address().port;

    console.log("App now running on port", port);

});