server.js

'use strict';

var express     = require('express');
var bodyParser  = require('body-parser');
var expect      = require('chai').expect;
var cors        = require('cors');
var helmet      = require('helmet')
var mongoose    = require('mongoose')

var apiRoutes         = require('./routes/api.js');
var fccTestingRoutes  = require('./routes/fcctesting.js');
var runner            = require('./test-runner');

var app = express();

mongoose.Promise = global.Promise
const dbName = 'issue-tracker'
mongoose.connect(`${process.env.DB}${dbName}`, { useNewUrlParser: true })
const db = mongoose.connection
db.on('error', err => { console.error(err) })
db.once('open', () => {
  console.log('Connected to ' + dbName)
})

// Close MongoDB connection
process.on('SIGINT', () => {
  db.close(() => {
    console.log(`Closing connection to ${dbName}`)
    process.exit(0)
  })
})

app.use('/public', express.static(process.cwd() + '/public'));

app.use(cors({origin: '*'})); //For FCC testing purposes only

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

//Sample front-end
app.route('/:project/')
  .get(function (req, res) {
    res.sendFile(process.cwd() + '/views/issue.html');
  });

//Index page (static HTML)
app.route('/')
  .get(function (req, res) {
    res.sendFile(process.cwd() + '/views/index.html');
  });

//For FCC testing purposes
fccTestingRoutes(app);

//Routing for API 
apiRoutes(app);  
    
//404 Not Found Middleware
app.use(function(req, res, next) {
  res.status(404)
    .type('text')
    .send('Not Found');
});

//Start our server and tests!
app.listen(process.env.PORT || 3000, function () {
  console.log("Listening on port " + process.env.PORT);
  if(process.env.NODE_ENV==='test') {
    console.log('Running Tests...');
    setTimeout(function () {
      try {
        runner.run();
      } catch(e) {
        var error = e;
          console.log('Tests are not valid:');
          console.log(error);
      }
    }, 3500);
  }
});

module.exports = app; //for testing