server.js

//Server
var {random} = require('./serverData/Utils/random');
const path = require('path');
var compression = require('compression');
var express = require('express');
var helmet = require('helmet');
var app = express();
const http = require('http').Server(app);
const io = require('socket.io')(http,{
    cors: {
        origin: "https://localhost:*",
        methods: ["GET", "POST"]
      },
      pingInterval: 25000,
      pingTimeout: 60000
  }), session = require("express-session")({
    secret: random(31),
    resave: true,
    saveUninitialized: true,
    cookie: {sameSite: true}
  }), sharedsession = require("express-socket.io-session");

const server_socket = require('./serverData/Game/server_socket');
//Playfab
var PlayFab = require("./node_modules/playfab-sdk/Scripts/PlayFab/PlayFab");

const { PlayFabServer, PlayFabAdmin } = require('playfab-sdk');
const GAME_ID = '238E6';
PlayFab.settings.titleId = GAME_ID;
PlayFab.settings.developerSecretKey = '1YP575JK5RZOJFRMMSAT5DWWOG9FI6967KNH3YCCIKFQT7SNK7';
//Discord
const discordBot = require('./serverData/Discord/server_discord');
app.enable('trust proxy');

//Setups security headers
app.use(helmet({contentSecurityPolicy:{
    useDefaults: true,
    directives: {
      "script-src": ["'self'"],
      "connect-src": ["'self'", "*.playfabapi.com"],
      "style-src": ["'self'", "fonts.googleapis.com"]
    },}
}));

app.use(session);

//Use compression to reduce files size
app.use(compression({filter: function (req, res) {
    return true;
}}));

app.use((req, res, next) =>{
    res.setHeader(
        "Permissions-Policy",
        'fullscreen=(self), geolocation=(self), camera=(), microphone=(), payment=(), autoplay=(self), document-domain=()'
    );
    next();
})
//Send the public files to the domain
app.get('/', (req, res) =>{
    return res.sendFile(path.join(__dirname, `public/index.html`), function(err){
        if(err){
            return res.status(404).send(`Cannot Get /index.html`);
        }
    })
});

app.get('/*', (req, res, next) =>{
    //if(req.get('cf-ray') != undefined && req.headers['x-forwarded-proto'] == 'https'){

    //}else{
    //    return    res.status(404).send('Not found');
    //} uncomment at final build
    
    let options = {
        root: path.join(__dirname, 'public')
    };
    let split = req.path.split('/');
    let fileName = split[split.length - 1];

    if(split[1] === 'Moderation'){
        let player = io.sockets.sockets[req.headers.cookie.split('io=')[1]]; //Get socket player
        if(player !== undefined && player.handshake.address === req.ip){ //Guarantee that the connection is secure
            if(player.isDev !== undefined || player.isMod !== undefined){ // Guarantee it's not a normal player
                return res.sendFile(decodeURI(req.path), options, function (err) {
                    if (err) {
                        return res.status(404).send(`Cannot GET /${fileName}`);
                    }
                });
            }
        }else{
            return res.status(404).send(`Cannot GET /${fileName}`);
        }
    }else if(split[1] === 'Devs'){
        let player = io.sockets.sockets[req.headers.cookie.split('io=')[1]]; //Get socket player
        if(player !== undefined && player.handshake.address === req.ip){ //Guarantee that the connection is secure
            if(player.isDev !== undefined){ // Guarantee it's not a normal player
                return res.sendFile(decodeURI(req.path), options, function (err) {
                    if (err) {
                        return res.status(404).send(`Cannot GET /${fileName}`);
                    }
                });
            }
        }else{
            return res.status(404).send(`Cannot GET /${fileName}`);
        }
    }else if(split[1] !== 'Audio'){
        return res.sendFile(decodeURI(req.path), options, function (err) {
            if (err) {
                return res.status(404).send(`Cannot GET /${fileName}`);
            }
        });
    }else{
        return res.sendFile(path.join(__dirname, `public${decodeURI(req.path)}`))
    }
})

//Websockets communication
server_socket.connect(io, sharedsession(session), PlayFabServer, PlayFabAdmin, discordBot.client, discordBot);

//Start the server on port 3000
http.listen(process.env.PORT || 3000, () => {
    console.log('listening on *:3000');
});