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 passport = require('passport');

var User = require('./src/models/user.model');
var Haiku = require('./src/models/haiku.model');

//require('./src/models/db');
require('./src/config/passport');

// database info
const mongoose = require('mongoose');
mongoose.model('User');
const dbConf = require('./src/config/database.config');
const mongoUri = 'mongodb://127.0.0.1:27017/HeroHaiku';

var indexRouter = require('./routes/index');
var usersRouter = require('./routes/users');
var haikuRouter = require('./routes/haiku');

var app = express();

//connect to database
mongoose.Promise = global.Promise;
mongoose.connect(mongoUri, {
  useNewUrlParser: true,
  useUnifiedTopology: true,
  useFindAndModify: false
}).then(() => {
  console.log("Successfully connected to the database");
}).catch(err => {
  console.log('Could not connect to the database. Exiting now...', err);
  process.exit();
})

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

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(passport.initialize());

app.use('/', indexRouter);
app.use('/users', usersRouter);
app.use('/haiku', haikuRouter);

// 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');
});
// Catch unauthorised errors
app.use(function (err, req, res, next) {
  if (err.name === 'UnauthorizedError') {
    res.status(401);
    res.json({"message" : err.name + ": " + err.message});
  }
});

module.exports = app;