app.js

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

// console.log(process.env.CLOUDINARY_KEY);
// console.log(process.env.CLOUDINARY_SECRET);

const express = require('express');
const app = 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('./utils/ExpressError');
const methodOverride = require('method-override');
const passport = require('passport');
const LocalStrategy = require('passport-local');
const User = require('./models/user');
const helmet = require('helmet');
const mongoSanitize = require('express-mongo-sanitize');
const userRoutes = require('./routes/users');
const campgroundRoutes = require('./routes/campgrounds');
const reviewRoutes = require('./routes/reviews');
const MongoDBStore = require('connect-mongo')(session);

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

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

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());

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

const store = new MongoDBStore({
  url: dbUrl,
  secret,
  touchAfter: 24 * 60 * 60
})

store.on('error', function(e){
  console.log('Session Store Error', e);
})

const sessionConfig = {
  store,
  name: 'session',
  secret,
  resave: false,
  saveUninitialized: true,
  cookie: {
    httpOnly: true,
    expires: Date.now() + 1000*60*60*24*7,
    maxAge: 1000*60*60*24*7
  }
}

app.use(session(sessionConfig));
app.use(flash());
app.use(helmet.permittedCrossDomainPolicies({permittedPolicies: 'none'}));

app.use(passport.initialize());
app.use(passport.session());
passport.use(new LocalStrategy(User.authenticate()));

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

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

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

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

// app.get('/', (req, res) => {
//   res.redirect('/campgrounds');
// })

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(`Serving on port ${port}`);
})