app.js

const express = require('express');
const mongoose = require('mongoose');
const session = require('express-session');
const MongoStore = require('connect-mongo');
const flash = require('connect-flash');
const methodOverride = require('method-override');
const pageRoute = require('./routes/pageRoute');
const courseRoute = require('./routes/courseRoute');
const categoryRoute = require('./routes/categoryRoute');
const userRoute = require('./routes/userRoute');


const app = express();

// Connect to MongoDB
 mongoose.connect('mongodb://localhost/smartedu-db', {
   useNewUrlParser: true,
   useUnifiedTopology: true,
   useFindAndModify: false,
   useCreateIndex: true,
}).then(() => {
  console.log('MongoDB Connected')
}).catch(err => console.log(err));

//Template engine
app.set('view engine', 'ejs');

//Global variables

global.userIN = null;


//Middlewares
app.use(express.static('public'));
app.use(express.json()) // for parsing application/json
app.use(express.urlencoded({ extended: true })) // for parsing application/x-www-form-urlencoded
app.use(session({
  secret: 'my_keyboard_cat',
  resave: false,
  saveUninitialized: true,
  store: MongoStore.create({ mongoUrl: 'mongodb://localhost/smartedu-db' })
}))
app.use(flash());
app.use((req, res, next) => {
  res.locals.flashMessages= req.flash();
  next();
})
app.use(methodOverride('_method',
  {methods: ['POST', 'GET'],
  }));

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

//Routes
app.use('*', (req, res, next) => {
  userIN = req.session.userID;
  next();
});
app.use('/', pageRoute);
app.use('/courses', courseRoute);
app.use('/categories', categoryRoute);
app.use('/users', userRoute);



app.listen(port, () => {
  console.log(`Listening on port ${port}`);
});