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path: root/mascara/src/ui.js
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const injectCss = require('inject-css')
const SwController = require('sw-controller')
const SwStream = require('sw-stream')
const MetaMaskUiCss = require('../../ui/css')
const MetamascaraPlatform = require('../../app/scripts/platforms/window')
const startPopup = require('../../app/scripts/popup-core')

// create platform global
global.platform = new MetamascaraPlatform()

var css = MetaMaskUiCss()
injectCss(css)
const container = document.getElementById('app-content')

const name = 'popup'
window.METAMASK_UI_TYPE = name
window.METAMASK_PLATFORM_TYPE = 'mascara'

const keepAliveDelay = Math.floor(Math.random() * (30000 - 1000)) + 1000

const swController = new SwController({
  fileName: './background.js',
  keepAlive: true,
  keepAliveDelay,
  keepAliveInterval: 20000,
})

swController.once('updatefound', windowReload)
swController.once('ready', async () => {
  try {
    swController.removeListener('updatefound', windowReload)
    console.log('swController ready')
    await timeout(1000)
    console.log('connecting to app')
    await connectApp()
    console.log('app connected')
  } catch (err) {
    console.error(err)
  }
})

console.log('starting service worker')
swController.startWorker()

// Setup listener for when the service worker is read
function connectApp () {
  const connectionStream = SwStream({
    serviceWorker: swController.getWorker(),
    context: name,
  })
  return new Promise((resolve, reject) => {
    startPopup({ container, connectionStream }, (err, store) => {
      console.log('hello from MetaMascara ui!')
      if (err) reject(err)
      store.subscribe(() => {
        const state = store.getState()
        if (state.appState.shouldClose) window.close()
      })
      resolve()
    })
  })
}

function windowReload () {
  if (window.METAMASK_SKIP_RELOAD) return
  window.location.reload()
}

function timeout (time) {
  return new Promise((resolve) => {
    setTimeout(resolve, time || 1500)
  })
}