dflzm/bin/index.js

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const Koa = require('koa')
const path = require('path')
const serve = require('koa-static')
const onerror = require('koa-onerror')
const cors = require('kcors')
const bodyParser = require('koa-bodyparser')
const Webpack = require('webpack')
const webpackMiddleware = require('koa-webpack')

// (node:59920) MaxListenersExceededWarning: \
//  Possible EventEmitter memory leak detected. 11 uncaughtException listeners added. \
//  Use emitter.setMaxListeners() to increase limit
// require('events').EventEmitter.prototype._maxListeners = 100

const webpackConfig = require('../build/webpack.config')
const appConfig = require('../config/app')
const logger = require('../library/logger')
const rsp = require('../library/rsp')
const sql = require('../library/sql')
const router = require('../server/route')
const render = require('../library/render')

const app = new Koa()
const port = process.env.PORT || appConfig.port || 3040

if (process.env.NODE_ENV === 'wds') {
  webpackMiddleware({
    compiler: Webpack(webpackConfig),
    config: webpackConfig,
  })
    .then((middleware) => {
      app.use(middleware)
    })
}

app.use(cors())
app.use(bodyParser({ extended: true }))
app.use(serve(path.resolve(__dirname, '../asset')))
app.use(async (ctx, next) => logger(ctx, next, app))
app.use(async (ctx, next) => sql(ctx, next, app))
app.use(async (ctx, next) => rsp(ctx, next, app))
app.use(router())
app.use(async (ctx, next) => {
  if (ctx.path.match(/^\/api/)) {
    const route = await router()(ctx, next)
    return route
  }

  const rendering = await render(ctx, next)
  return rendering
})

if (process.env.NODE_ENV === 'development') {
  onerror(app)
}

app.on('error', (e, ctx) => ctx.logger.error(e))

if (process.env.NODE_ENV === 'test') {
  module.exports = app.listen()
} else {
  app.listen(
    port,
    () => {
      console.log('Server run on: http://0.0.0.0:%d', port)
    }
  )
}