app.js

var createError  = require('http-errors');
var express      = require('express');
var path         = require('path');
var cookieParser = require('cookie-parser');
var logger       = require('morgan');
require('dotenv').config();

var taskRouter     = require( './routes/taskRouter' );
var invoiceRouter  = require( './routes/invoiceRouter' );

const mongoose = require('mongoose');
const connect  = mongoose.connect( process.env.NODE_ENV === 'test' ? process.env.MONGODB_TEST_URI : process.env.MONGODB_URI );

connect.then ( db => {
	console.log( "Connected successfully to the server" );
}, err => console.log( err) );

var app = express();

// 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')));

// Custom tasks router
app.use( '/tasks', taskRouter );
app.use( '/invoices', invoiceRouter );

// 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;