apiServer.js

const express = require('express');
const cookieParser = require('cookie-parser');
const bodyParser = require('body-parser');
const validator = require('express-validator');
const session = require('express-session');
const MongoStore = require('connect-mongo')(session);
const mongoose = require('mongoose');
const passport = require('passport');
const LocalStrategy = require('passport-local').Strategy;
const schedule = require('node-schedule');
const fs = require('fs');

const Library = require('./models/video.js');

let app = express();
const dev = process.env.NODE_ENV === 'development' ? true : false;

// MIDDLEWARE

app.use(bodyParser.json());
app.use(validator());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cookieParser());

// APIs
mongoose.Promise = global.Promise;
mongoose.connect('mongodb://localhost:27017/hypertube', {
	useMongoClient: true
});

let db = mongoose.connection;
db.on('error', console.error.bind(console, '# MongoDB - connection error: '));

//---->>> SET UP SESSIONS <<<-----
app.use(
	session({
		secret: 'ferEFdf_dsvVaas',
		resave: false,
		saveUninitialized: false,
		cookie: { maxAge: 1000 * 60 * 60 * 24 * 2 },
		store: new MongoStore({ mongooseConnection: db, ttl: 2 * 24 * 60 * 60 }),
		unset: 'destroy'
		//ttl: 2 days * 24 hours * 60 minutes * 60 seconds
	})
);
app.use(passport.initialize());
app.use(passport.session());

let User = require('./models/user');
passport.use(User.createStrategy());
passport.serializeUser(User.serializeUser());
passport.deserializeUser(User.deserializeUser());

// ROUTES API
app.use('/users', require('./API/users'));
app.use('/auth', require('./API/auth'));
app.use('/collection', require('./API/collection'));
app.use('/torrent', require('./API/torrent'));
app.use('/comments', require('./API/comments'));

// GET LIST MOVIES IN DB
const importLibrary = require('./models/importLibrary');
importLibrary();

// PARSE MOVIES OLDER THAN 1 MONTH FOR DELETING THEM (Everyday at 11:59 PM)
schedule.scheduleJob('00 59 23 * * *', () => {
	console.log('Old movies cleaning begins...');

	let count = 0;

	Library.find(
		{ lastWatchingDate: { $lte: Date.now() - 2629800000 /* 1 month in milliseconds */ } },
		(err, movies) => {
			movies.map((movie) => {
				if (movie.filePath) {
					for (let key in movie.filePath) {
						fs.unlinkSync(movie.filePath[key]);
						movie.filePath[key] = undefined;
						count++;
					}
					movie.lastWatchingDate = undefined;
					movie.save().catch((err) => {
						if (dev) console.error(err);
					});
				}
			});

			console.log('End of cleaning, ' + count + ' movies deleted.');
		}
	);
});

// END APIs

app.listen(3001, (err) => {
	if (err) {
		return console.error(err);
	}
	console.log('API Server is listening in http://localhost:3001');
});