server.js

/* ** NOTES **
1. Use the "npm init" command to create a package.json file 
2. "npm install --save-dev nodemon" command to install nodemon (see package.json)
3. Use the "npm run devStart" command to start the server (see package.json) 
nodemon can be acti
*/
export { serverdata };
import { startWebsocketserver } from "./web_socket/handlers.js";

const host = "localhost";
const port = 3000;
const webSocketPort = 3443;

import express from "express";
import expressLayouts from "express-ejs-layouts";
import mongoose from "mongoose";
import mongoDBStore from "connect-mongodb-session";
import session from "express-session";
import passport from "passport";
import flash from "connect-flash";
import status from "express-status-monitor";

//const express = require("express");
const app = express();

app.use(status());

app.use(express.static("public")); // Middleware function that serves static files (e.g. css files) https://expressjs.com/en/starter/static-files.html
app.use(express.urlencoded({ extended: true })); // Middleware function that parses the body of a request (e.g. form data)
app.use(express.json({ limit: "100mb" })); // This allows us to parse json data

//Passport config
import { checkPassport } from "./config/passport.js";
checkPassport(passport);

//MongoDB atlas config
import { MongoURI as db } from "./config/keys.js";
import { sessionsURI } from "./config/keys.js";

//Connect to MongoDB
mongoose
    .connect(db, { useNewUrlParser: true, useUnifiedTopology: true })
    .then(() => console.log("MongoDB connected"))
    .catch((err) => console.log(err));

//Storage for sessions
const sessiontStore = mongoDBStore(session);
const store = new sessiontStore({
    uri: sessionsURI,
    collection: "Gridserver",
});

//EJS setup
app.use(expressLayouts);
app.set("view engine", "ejs"); // Makes .ejs files possible to use
app.use(flash());

//Express session -  passport session (webpage)
app.use(
    session({
        name: "Gridserver",
        secret: "GridSecret",
        resave: false,
        saveUninitialized: false,
        store: store,
        cookie: { maxAge: 1000 * 60 * 60 * 24 * 7 }, // 1 week
    })
);

//Passport middleware
app.use(passport.initialize()); //This is needed to initialize passport
app.use(passport.session()); //This is needed to keep the user logged in

import { checkRole } from "./config/authentication.js";
//Buyer page routing
import { buyerRouter } from "./routes/buyer.js";
app.use("/buyer", checkRole("buyer"), buyerRouter);

//Index page routing
import { router } from "./routes/index.js";
app.use("/", router);

//Admin page routing
import { adminRouter } from "./routes/admin.js";

app.use("/admin", checkRole("admin"), adminRouter);

const serverstart = Date.now();

//Data for server monitoring on admin page
const serverdata = {
    failedjobs: 0,
    jobsComputed: 0,
    serverstart: serverstart,
    connectedworkers: [],
};

app.listen(port, () =>
    console.log(`Server has been started on http://${host}:${port}`)
);

startWebsocketserver(host, webSocketPort);