bch-dex/bin/server.js

// npm libraries
const Koa = require('koa')
const bodyParser = require('koa-bodyparser')
const convert = require('koa-convert')
const logger = require('koa-logger')
const mongoose = require('mongoose')
const session = require('koa-generic-session')
const passport = require('koa-passport')
const mount = require('koa-mount')
const serve = require('koa-static')
const cors = require('kcors')

// Local libraries
const config = require('../config') // this first.
const adminLib = require('../src/lib/admin')
const errorMiddleware = require('../src/middleware')
const wlogger = require('../src/lib/wlogger')

async function startServer () {
  // Create a Koa instance.
  const app = new Koa()
  app.keys = [config.session]

  // Connect to the Mongo Database.
  mongoose.Promise = global.Promise
  mongoose.set('useCreateIndex', true) // Stop deprecation warning.
  await mongoose.connect(
    config.database,
    {
      useUnifiedTopology: true,
      useNewUrlParser: true
    }
  )

  // MIDDLEWARE START

  app.use(convert(logger()))
  app.use(bodyParser())
  app.use(session())
  app.use(errorMiddleware())

  // Used to generate the docs.
  app.use(mount('/', serve(`${process.cwd()}/docs`)))

  // User Authentication
  require('../config/passport')
  app.use(passport.initialize())
  app.use(passport.session())

  // Custom Middleware Modules
  const modules = require('../src/modules')
  modules(app)

  // Enable CORS for testing
  // THIS IS A SECURITY RISK. COMMENT OUT FOR PRODUCTION
  app.use(cors({ origin: '*' }))

  // MIDDLEWARE END

  console.log(`Running server in environment: ${config.env}`)
  wlogger.info(`Running server in environment: ${config.env}`)

  await app.listen(config.port)
  console.log(`Server started on ${config.port}`)

  // Create the system admin user.
  const success = await adminLib.createSystemUser()
  if (success) console.log(`System admin user created.`)

  return app
}
// startServer()

// export default app
// module.exports = app
module.exports = {
  startServer
}