app.js

var createError = require('http-errors');
var express = require('express');
var path = require('path');
var cookieParser = require('cookie-parser');
var logger = require('morgan');
const {engine}=require('express-handlebars')
const fileUpload = require('express-fileupload');

// passport authentication
var passport = require("passport"),
  session = require('express-session');
require('./config/passport');

var indexRouter = require('./routes/index');
var usersRouter = require('./routes/users');
var adminRouter = require('./routes/admin');
require('./config/database'); 

const {SECRATE} = require('./config/index');

var app = express();
// file upload
app.use(fileUpload());
// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'hbs');
app.engine('.hbs', engine(
  {
    extname: 'hbs',
    defaultView:"frontend/index",
    layoutsDir: __dirname + '/views/layouts',
    defaultLayout:"frontend/layout",
    partialsDir: __dirname + '/views/partials'
  }
))

// passport setup 
// setup passpot session

app.use(session({
  name: 'secrate-session',
  secret: SECRATE,
  saveUninitialized: true,
  resave: true,
  cookie:{
    maxAge:1000*60*60*24
  }
}));

//  initialize passport
app.use(passport.initialize());
app.use(passport.session());


app.use(logger('dev'));
// use middleware
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));

app.use('/', indexRouter);
app.use('/users', usersRouter);
app.use('/admin', adminRouter);

app.get("*",(rea,res)=>{
  res.render("backend/dashboard/notFound", {title:"Page not found"});
})

// catch 404 and forward to error handler
app.use(function(req, res, next) {
  next(createError(404));
});

// error handler
app.use(function(err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});

app.listen(process.env.PORT, () => {
  console.log(`Example app listening on port`)
})

module.exports = app;