app.js

const createError = require('http-errors');
const express = require('express');
const logger = require('morgan');
const mongoose = require('mongoose');
const bodyParser = require('body-parser');

const mongoConfig = require('./mongoConfig');

const app = express();

mongoose.connect(mongoConfig.DB);

app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({extended: true}));

const passport = require('./passport')(app);

app.use(require('./routes')(passport));

// 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 : {};

  res.status(err.status || 500);
  res.json({
  	message: err.message
  });
});

module.exports = app;