server.js

/**
 * .env file
 */
require('dotenv').config()
/**
 * Module dependencies
 */
const express = require('express')
const path = require('path')
const nunjucks = require('nunjucks')
const expressNunjucks = require('express-nunjucks')
const app = express()
const favicon = require('serve-favicon')
const logger = require('morgan')
const bodyParser = require('body-parser')
const cookieParser = require('cookie-parser')
const chalk = require('chalk')
const browserSync = require('browser-sync')
const useragent = require('express-useragent')
const serveIndex = require('serve-index')

/**
 * Config
 */
const config = require('./config.js').app

/**
 * Utils
 */
const utils = require('./lib/utils.js')


let username = process.env.AUTH_USERNAME || process.env.USERNAME
let password = process.env.AUTH_PASSWORD || process.env.PASSWORD
let env = process.env.NODE_ENV || 'production'
const useBrowserSync = config.useBrowserSync.toLowerCase()
const useAuth = process.env.USE_AUTH || config.useAuth.toLowerCase()
const useHttps = true
env = env.toLowerCase()

const router = express.Router()
const routes = require('./app/routes')

// const isDev = app.get('env') === 'development'

// notify integration
let apiKey = 'cidprototype-96856a46-bebf-4032-881a-d7b35262e5c8-8433d391-d07a-484d-86b0-0406a2203a01'
const NotifyClient = require('notifications-node-client').NotifyClient, notifyClient = new NotifyClient(apiKey)

// Authenticate against the environment-provided credentials, if running
// the app in production
if (env === 'production' && useAuth === 'true') {
  app.use(utils.productionAuth(username, password))
}

// set view engine to nunjucks

app.set('views', path.join(__dirname, 'app', 'views'))

app.use(favicon(path.join(__dirname, 'public', 'images', 'favicon.ico')))
app.use(logger('dev'))
app.use(bodyParser.json())
app.use(bodyParser.urlencoded({ extended: false }))
app.use(cookieParser())
app.use(express.static(path.join(__dirname, 'public')))
app.use(useragent.express())

// Auto render any view that exists

const njk = expressNunjucks(app, {
  watch: true,
  noCache: true,
  loader: nunjucks.FileSystemLoader
})

routes(router, njk)
app.use('/', router)

// Auto render any view that exists

// App folder routes get priority
app.get(/^\/([^.]+)$/, function (req, res) {
  utils.matchRoutes(req, res)
})

// Force HTTPs on production connections
if (env === 'production' && useHttps === 'true') {
    console.log('use https')
    app.use(utils.forceHttps)
}

//
app.use('/directory', serveIndex(path.join(__dirname, 'public')))
app.use('/directory', express.static(path.join(__dirname, 'public')))

// catch 404 and forward to error handler
app.use(function (req, res, next) {
  var err = new Error('Not Found')
  console.log('error')
  err.status = 404
  next(err)
})

// 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')
})

utils.findAvailablePort(app, function (port) {
  console.log(chalk.bgHex('#005eb8').bold('\n NHSUK prototype is now running \n'))
  console.log('Visit http://localhost:' + port + ' in your browser to view')
  if (env === 'production' || useBrowserSync === 'false') {
    app.listen(port)
  } else {
    app.listen(port - 50, function () {
      browserSync({
        proxy: 'localhost:' + (port - 50),
        port: port,
        ui: false,
        files: ['public/**/*.*', 'app/views/**/*.*'],
        ghostmode: false,
        open: false,
        notify: false,
        logLevel: 'error',
        reloadDelay: 1000
      })
    })
  }
})

module.exports = app