Index.js

// index.js

/**
 * Required External Modules
 */

const express = require("express");
const path = require("path");

const expressSession = require("express-session");
const passport = require("passport");
const Auth0Strategy = require("passport-auth0");

require("dotenv").config();

const authRouter = require("./auth");

/**
 * App Variables
 */

const app = express();
const port = process.env.PORT || "8000";

/**
 *  App Configuration
 */

app.set("views", path.join(__dirname, "views"));
app.set("view engine", "pug");
app.use(express.static(path.join(__dirname, "public")));

app.use(expressSession(session));

passport.use(strategy);
app.use(passport.initialize());
app.use(passport.session());

passport.serializeUser((user, done) => {
  done(null, user);
});

passport.deserializeUser((user, done) => {
  done(null, user);
});

// Creating custom middleware with Express
app.use((req, res, next) => {
  res.locals.isAuthenticated = req.isAuthenticated();
  next();
});

// Router mounting
app.use("/", authRouter);

/**
 * Routes Definitions
 */

app.get("/", (req, res) => {
  res.render("index", { title: "Home" });
});

app.get("/", (req, res) => {
  res.status(200).send("TEST");
});

app.get("/user", (req, res) => {
  res.render("user", { title: "Profile", userProfile: { nickname: "Auth0" } });
});


/**
 * Server Activation
 */

app.listen(port, () => {
  console.log(`Listening to requests on http://localhost:${port}`);
});

/**
 * Session Configuration
 */

const session = {
  secret: "LoxodontaElephasMammuthusPalaeoloxodonPrimelephas",
  cookie: {},
  resave: false,
  saveUninitialized: false
};

if (app.get("env") === "production") {
  // Serve secure cookies, requires HTTPS
  session.cookie.secure = true;
}

/**
 * Passport Configuration
 */

const strategy = new Auth0Strategy(
  {
    domain: process.env.AUTH0_DOMAIN,
    clientID: process.env.AUTH0_CLIENT_ID,
    clientSecret: process.env.AUTH0_CLIENT_SECRET,
    callbackURL:
      process.env.AUTH0_CALLBACK_URL || "http://localhost:3000/callback"
  },
  function(accessToken, refreshToken, extraParams, profile, done) {
    /**
     * Access tokens are used to authorize users to an API
     * (resource server)
     * accessToken is the token to call the Auth0 API
     * or a secured third-party API
     * extraParams.id_token has the JSON Web Token
     * profile has all the information from the user
     */
    return done(null, profile);
  }
);

package.json

{
  "name": "Control_Review_App",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "start": "nodemon ./index.js",
    "ui": "browser-sync start --port 3000 --proxy=localhost:8000 --files='**/*.css, **/*.pug, **/*.js' --ignore=node_modules --reload-delay 10 --no-ui --no-notify"
  },
  "keywords": [],
  "author": "",
  "license": "ISC",
  "devDependencies": {
    "browser-sync": "^2.26.7",
    "browsersync": "0.0.1-security",
    "nodemon": "^2.0.3"
  },
  "dependencies": {
    "body-parser": "^1.19.0",
    "dotenv": "^8.2.0",
    "express": "^4.17.1",
    "express-session": "^1.17.0",
    "passport": "^0.4.1",
    "passport-auth0": "^1.3.2",
    "path": "^0.12.7",
    "pug": "^2.0.4"
  }
}