app.js

var createError = require('http-errors');
var express = require('express');
var path = require('path');
var cookieParser = require('cookie-parser');
var logger = require('morgan');
var mongo = require('mongodb');
const bodyParser = require('body-parser');

// Set up mongoose connection
const mongoose = require('mongoose');
let dev_db_url = 'mongodb+srv://ADMIN:Cashmoney555@blindlovecluster-k4w0u.mongodb.net/blindLoveDB?retryWrites=true&w=majority';
let mongoDB = process.env.MONGODB_URI || dev_db_url;
mongoose.connect(mongoDB);
mongoose.Promise = global.Promise;
let db = mongoose.connection;
db.on('error', console.error.bind(console, 'MongoDB connection error:'));

var indexRouter = require('./routes/index');
var usersRouter = require('./routes/users');
var eventsRouter = require('./routes/events');
var roomsRouter = require('./routes/rooms');

var app = express();

const port = 5000;

// view engine setup
app.set("views", path.join(__dirname, "views"));
app.set("view engine", "jade");

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(bodyParser.json());
app.use(bodyParser.urlencoded({extended: false}));

app.use('/', indexRouter);
app.use('/users', usersRouter);
app.use('/events', eventsRouter);
app.use('/rooms', roomsRouter);

// 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;

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