server.js

const express = require('express')
const app = express()
const http = require('http').Server(app)
const path = require('path')
const fs = require('fs')
const meow = require('meow')
const debug = require('debug')('app')
const debugStore = require('debug')('store')
const Actions = require('./src/actions')

// Argument processing
const cli = meow(`
    Usage
      $ node server.js

    Options
      --address
      --control
      --port
      --swap Swap the logical button red and blue, in case you got something wrong in the wiring
      --swapcolor Swap the position of the red color on the other side
      --webpack  Builds frontend files on the fly

    Examples
      $ node server.js --control=radio
`, {
  flags: {
    address: {type: 'string', default: 'no address'},
    control: {type: 'string', default: 'debug'},
    port: {type: 'string', default: '3000'},
    swap: {type: 'boolean', default: false},
    swapcolor: {type: 'boolean', default: false},
    webpack: {type: 'boolean', default: false}
  }
})
const options = cli.flags

const reduxDebug = require('redux-debug')
const file = path.join(__dirname, 'db.json')
const {createStore, applyMiddleware} = require('redux')
const reducers = require('./src/server/reducers')({db: file})
const asyncDispatch = require('./src/server/AsyncDispatchMiddleware')
const init = {
  options
}
console.log(init)
const store = createStore(reducers, init, applyMiddleware(reduxDebug(debugStore, {collapsed: true}), asyncDispatch))

switch (options.control) {
  case 'radio':
    require('./src/server/RadioControl').bind(store, options.swap)
    break
  case 'wire':
    require('./src/server/GpioControl').bind(require('onoff').Gpio, store)
    break
  case 'debug':
    break
  default:
    throw new Error('Unknown control method ' + options.control)
}

// DEV
if (options.webpack) {
  const webpack = require('webpack')
  const webpackDevMiddleware = require('webpack-dev-middleware')
  const webpackConfig = require('./webpack.config.js')
  const compiler = webpack(webpackConfig)

  // Tell express to use the webpack-dev-middleware and use the webpack.config.js
  // configuration file as a base.
  app.use(webpackDevMiddleware(compiler, {
    publicPath: webpackConfig.output.publicPath
  }))
}

// Static files
app.use(express.static(path.join(__dirname, 'public')))

require('./src/server/router')(app, options)

// Load the initial database
if (fs.existsSync(file)) {
  let data = JSON.parse(fs.readFileSync(file))
  store.dispatch(Actions.dbRead(data))
}

const ClientHandler = require('./src/server/ClientHandler')
const clientHandler = new ClientHandler(store)
clientHandler.bind(http) // not sure on this one

http.listen(options.port, function () {
  console.log('listening on *:' + options.port)
})