@sharyn/koa/index.js

/* eslint-disable import/no-unresolved, import/no-extraneous-dependencies, global-require */

const { hasPackage } = require('@sharyn/check-setup')

hasPackage('koa', true)
hasPackage('koa-router', true)
const Koa = require('koa')
const router = new (require('koa-router'))()

const colors = require('colors/safe')
const exitHook = require('exit-hook')

const PREFIX = colors.cyan('[sharyn/koa]')
const { NODE_ENV } = process.env
const PORT = process.env.PORT || 8000

let server

const stopServer = options => {
  if (server) {
    if (!(options && options.silent)) {
      // eslint-disable-next-line no-console
      console.log() // cross-os newline
      // eslint-disable-next-line no-console
      console.log(`${PREFIX} Server stopped`)
    }
    if (hasPackage('@sharyn/db')) {
      require('@sharyn/db').knex.destroy()
    }
    return server.close()
  }
  throw Error('Tried to stop the server but no server was running')
}

const startServer = (routing, options) => {
  if (!routing) {
    throw Error('You must pass a routing function to startServer')
  }

  if (!(options && options.silent)) {
    // eslint-disable-next-line no-console
    console.log(`${PREFIX} Server running on port ${PORT} ${NODE_ENV ? `(${NODE_ENV})` : ''}`)
    exitHook(() => stopServer())
  }

  const app = new Koa()

  if (hasPackage('koa-compress')) {
    app.use(require('koa-compress')())
  }

  if (hasPackage('koa-mount') && hasPackage('koa-static')) {
    const mount = require('koa-mount')
    const serveStatic = require('koa-static')
    app.use(mount('/static', serveStatic('dist'))).use(mount('/static', serveStatic('public')))
  }

  if (hasPackage('koa-favicon')) {
    app.use(require('koa-favicon')(`./public/img/favicon.ico`))
  }

  routing(router)
  app.use(router.routes()).use(router.allowedMethods())

  server = app.listen((options && options.port) || PORT)
}

exports.startServer = startServer
exports.stopServer = stopServer