app.js

var createError = require('http-errors');
var express = require('express');
var path = require('path');
require('dotenv').config();
var cookieParser = require('cookie-parser');
var logger = require('morgan');
var hbs = require('express-handlebars')
var userRouter = require('./routes/user');
var adminRouter = require('./routes/admin');
var fileUpload = require('express-fileUpload')
var app = express();
var db = require('./config/connection')
var session = require('express-session')
process.env.PWD = process.cwd()
app.listen(process.env.PORT || 3000, function(){
  console.log("Express server listening on port %d in %s mode");
});
// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'hbs');
app.engine('hbs',hbs.engine ({extname:'hbs',defaultLayout:'layout',layoutsDir:__dirname+'/views/layout/',partialsDir:__dirname+'/views/partials/',}))
app.use(fileUpload())
app.use(logger('dev'));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));
app.use(session({secret:"Key",cookie:{maxAge:6000000}}))
db.connect((err)=>{
  if(err)
    console.log('Database not connected')
  else
    console.log('Connected')
})
app.use(express.static(process.env.PWD + '/public/product-images'))
process.on
(
    'uncaughtException',
    function (err)
    {
        console.log(err)
        var stack = err.stack;
        //you can also notify the err/stack to support via email or other APIs
    }
);

app.use('/', userRouter);
app.use('/admin', adminRouter);

// 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');
});

module.exports = app;