server.js

const express = require("express");
const ejs = require('ejs');
const expressLayouts = require('express-ejs-layouts');
const favicon = require('serve-favicon');
const app = express();
const port = process.env.PORT || 3000;
const path = require('path'); // path needed to tell express to look for project folders inside of /app
const sequelize = require("sequelize");
const LocalStrategy = require('passport-local').Strategy;
//const sequelize = require("sequelize")

const dotenv = require('dotenv');
dotenv.config();

app.use(express.urlencoded({
    extended: true
}));

//Middleware
app.use(expressLayouts);
app.set('layout', './layouts/index');
app.set('view options', { layout: './layouts/layout.ejs' });
app.set('view engine', 'ejs');
app.set('views', path.join(__dirname, 'app/views'));
app.use(favicon(__dirname + '/app/static/img/favicon.ico')); // sets the views, or template layouts for ejs
// tells express to use ejs as templating engine
app.use(express.static('app/static')); // tells express to look in app/static for css, img, or js files
app.use(express.json())
    // specify local strategy to auth requests
    // app.post('/login', 
    //   passport.authenticate('local', { failureRedirect: '/login' }),
    //   function(req, res) {
    //     res.redirect('/');
    //   });

const db = require("./models");
db.sequelize.sync({ force: true });

//Passport Authentication
const passport = require('passport');
const GitHubStrategy = require('passport-github').Strategy;
const session = require('express-session');

//Passport Session Setup 
app.use(session({
    secret: process.env.SECRET,
    resave: false,
    saveUninitialized: false
}));

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

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

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

app.get('/github', passport.authenticate('github'));

//Use the GitHub Strategy within Passport
passport.use(new GitHubStrategy({
        clientID: process.env.GITHUB_CLIENT_ID,
        clientSecret: process.env.GITHUB_CLIENT_SECRET,
        callbackURL: process.env.GITHUB_CALLBACK_URL
    },
    function(accessToken, refreshToken, profile, cb) {
        db.User.findOrCreate({ githubId: profile.id }, function(err, user) {
            return cb(err, user);
        });
    }))

// Local Auth Strategy
passport.use(new LocalStrategy(
    function(username, password, done) {
        User.findOne({ email: email }, function(err, user) {
            if (err) { return done(err); }
            if (!user) { return done(null, false); }
            if (!user.verifyPassword(password)) { return done(null, false); }
            return done(null, user);
        });
    }
));

//Requiring the routes

var routes = require("./app/routes/routes");
app.use('/', routes); // Had to change this to root, otherwise folks would have had to go to http://localhost:3000/booksinspace to view the page

app.listen(port, function() {
    console.log('Books in Space API is now listening on port 3000...');
});