server.js

const express = require('express');
const mongoose = require('mongoose');
const path = require('path');
const config = require('./config/database');
const bodyParser = require('body-parser');
const session = require('express-session');
const flash = require('connect-flash');
const passport = require('passport');
const expressMessages = require('express-messages');
const { body } = require('express-validator');

mongoose.connect(config.database, { useNewUrlParser: true, useUnifiedTopology: true }); // Update mongoose connection

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

const app = express();

// View engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'ejs');

// Body parser middleware
app.use(bodyParser.urlencoded({ extended: false }));
app.use(bodyParser.json());

// Set static folder
app.use(express.static(path.join(__dirname, 'public')));

// Express session middleware
app.use(
  session({
    secret: 'keyboard cat',
    resave: true,
    saveUninitialized: true
  })
);

// Connect flash middleware
app.use(flash());

// Express Messages middleware
app.use((req, res, next) => {
  res.locals.messages = require('express-messages')(req, res);
  next();
});


//Passport Middleware
app.use(passport.initialize());
app.use(function(req, res, next) {
  res.locals.messages = require('express-messages')(req, res);
  next();
});

//Passport Config
require('./config/passport')(passport);
//Passport Middleware
app.use(passport.initialize());
app.use(passport.session());


// Global variables middleware
app.use((req, res, next) => {
  res.locals.cart = req.session.cart || {};
  res.locals.user = req.user || null;
  next();
});

// Importing routers
const pagesRouter = require('./routes/viewsRouter/pages');
const adminprogramsRouter = require('./routes/adminRouter/admin_program');
const admincategoryRouter = require('./routes/adminRouter/admin_category');
const adminScholarshipRouter = require('./routes/adminRouter/admin_scholarship');
const adminCountryRouter = require('./routes/adminRouter/admin_country');
const users = require('./routes/viewsRouter/user');
const adminContentCategory = require('./routes/adminRouter/admin_con_category');
const adminNewsletterRouter = require('./routes/adminRouter/admin_newsletter');
const scholar = require('./routes/viewsRouter/scholar');
const country = require('./routes/viewsRouter/country');
const community = require('./routes/viewsRouter/community');
const recommend = require('./routes/viewsRouter/Recommend')

// Use routers as middleware

app.use('/', pagesRouter);
app.use('/admin/programs', adminprogramsRouter);
app.use('/admin/category', admincategoryRouter);
app.use('/admin/scholarships', adminScholarshipRouter);
app.use('/admin/countries', adminCountryRouter);
app.use('/admin/category/content', adminContentCategory);
app.use('/newsletter', adminNewsletterRouter);
app.use('/usr', users);
app.use('/scholar', scholar);
app.use('/country', country);
app.use('/community', community);
app.use('/recommend', recommend);

// Set port
const port = process.env.PORT || 4000;

// Start server
app.listen(port, function () {
  console.log('Server is running on port ' + port);
});