app.js

if (process.env.NODE_ENV !== 'production') {
	require('dotenv').config();
}

const express = require('express');
const path = require('path');
const mongoose = require('mongoose');
const ejsMate = require('ejs-mate');
const session = require('express-session');
const flash = require('connect-flash');
const ExpressError = require('./utilities/ExpressError');
const methodOverride = require('method-override');
const passport = require('passport');
const LocalStrategy = require('passport-local');
const User = require('./models/user');
const mongoSanitize = require('express-mongo-sanitize');
const helmet = require('helmet');
const MongoStore = require('connect-mongo');

const dbUrl = process.env.DB_URL || 'mongodb://localhost:27017/yelp-camp';

const userRoutes = require('./routes/user');
const campgroundRoutes = require('./routes/campaground');
const reviewRoutes = require('./routes/review');

mongoose.connect(dbUrl, {
	useNewUrlParser: true,
	useUnifiedTopology: true
});

const db = mongoose.connection;
db.on('error', console.error.bind(console, 'connection error:'));
db.once('open', () => {
	console.log('Database Connected');
});

const app = express();

app.engine('ejs', ejsMate);
app.set('view engine', 'ejs');
app.set('views', path.join(__dirname, 'views'));

app.use(express.urlencoded({ extended: true }));
app.use(methodOverride('_method'));
app.use(express.static(path.join(__dirname, 'public')));
app.use(mongoSanitize());

// app.use(
// 	session({
// 		secret: 'foo',
// 		store: MongoStore.create(options)
// 	})
// );

const secret = process.env.SECRET || 'thisshouldbeabettersecret';

const store = MongoStore.create({
	mongoUrl: dbUrl,
	secret,
	touchAfter: 24 * 60 * 60 // calcualted in seconds
});

store.on('error', function(e) {
	console.log('SESSION STORE ERROR!', e);
});

const sessionConfig = {
	store,
	name: 'config',
	secret,
	resave: false,
	saveUninitialized: true,
	cookie: {
		httpOnly: true,
		// secure: true, //we want this when we deploy
		expires: Date.now() + 1000 * 60 * 60 * 24 * 7,
		maxAge: 1000 * 60 * 60 * 24 * 7
	}
};
app.use(session(sessionConfig));
app.use(flash());

const scriptSrcUrls = [
	'https://stackpath.bootstrapcdn.com/',
	'https://api.tiles.mapbox.com/',
	'https://api.mapbox.com/',
	'https://kit.fontawesome.com/',
	'https://cdnjs.cloudflare.com/',
	'https://cdn.jsdelivr.net'
];
const styleSrcUrls = [
	'https://kit-free.fontawesome.com/',
	'https://stackpath.bootstrapcdn.com/',
	'https://api.mapbox.com/',
	'https://api.tiles.mapbox.com/',
	'https://fonts.googleapis.com/',
	'https://use.fontawesome.com/',
	'https://cdn.jsdelivr.net/npm/bootstrap@5.2.0-beta1/dist/css/bootstrap.min.css'
];
const connectSrcUrls = [
	'https://api.mapbox.com/',
	'https://a.tiles.mapbox.com/',
	'https://b.tiles.mapbox.com/',
	'https://events.mapbox.com/'
];
const fontSrcUrls = [];
app.use(
	helmet.contentSecurityPolicy({
		directives: {
			defaultSrc: [],
			connectSrc: [ "'self'", ...connectSrcUrls ],
			scriptSrc: [ "'unsafe-inline'", "'self'", ...scriptSrcUrls ],
			styleSrc: [ "'self'", "'unsafe-inline'", ...styleSrcUrls ],
			workerSrc: [ "'self'", 'blob:' ],
			objectSrc: [],
			imgSrc: [
				"'self'",
				'blob:',
				'data:',
				'https://res.cloudinary.com/dhvclwvr0/', //SHOULD MATCH YOUR CLOUDINARY ACCOUNT!
				'https://images.unsplash.com/'
			],
			fontSrc: [ "'self'", ...fontSrcUrls ]
		}
	})
);

app.use(passport.initialize());
app.use(passport.session()); //always make sure that session is used before passport.session
passport.use(new LocalStrategy(User.authenticate()));

passport.serializeUser(User.serializeUser());
passport.deserializeUser(User.deserializeUser());

app.use((req, res, next) => {
	res.locals.currentUser = req.user;
	res.locals.success = req.flash('success');
	res.locals.error = req.flash('error');
	next();
});

app.get('/fakeUser', async (req, res) => {
	const user = new User({ email: 'blah@gmail.com', username: 'bla' });
	const newUser = await User.register(user, 'blah');
	res.send(newUser);
});

app.use('/', userRoutes);
app.use('/campgrounds', campgroundRoutes);
app.use('/campgrounds/:id/reviews', reviewRoutes);

app.get('/', (req, res) => {
	res.render('home');
});

app.all('*', (req, res, next) => {
	next(new ExpressError('Page Not Found', 404));
});

app.use((err, req, res, next) => {
	const { statusCode = 500 } = err;
	if (!err.message) err.message = 'Oh No, Something Went Wrong!';
	res.status(statusCode).render('error', { err });
});

const port = process.env.PORT || 3000;

app.listen(port, () => {
	console.log(`APP IS LISTENING ON PORT ${port}!`);
});