popup - breakout popup-core

app/scripts/popup-core.js

@@ -0,0 +1,63 @@
+const EventEmitter = require('events').EventEmitter
+const Dnode = require('dnode')
+const Web3 = require('web3')
+const MetaMaskUi = require('../../ui')
+const StreamProvider = require('web3-stream-provider')
+const setupMultiplex = require('./lib/stream-utils.js').setupMultiplex
+
+
+module.exports = initializePopup
+
+
+function initializePopup(connectionStream){
+  // setup app
+  connectToAccountManager(connectionStream, setupApp)
+}
+
+function connectToAccountManager (connectionStream, cb) {
+  // setup communication with background
+  // setup multiplexing
+  var mx = setupMultiplex(connectionStream)
+  // connect features
+  setupControllerConnection(mx.createStream('controller'), cb)
+  setupWeb3Connection(mx.createStream('provider'))
+}
+
+function setupWeb3Connection (connectionStream) {
+  var providerStream = new StreamProvider()
+  providerStream.pipe(connectionStream).pipe(providerStream)
+  connectionStream.on('error', console.error.bind(console))
+  providerStream.on('error', console.error.bind(console))
+  global.web3 = new Web3(providerStream)
+}
+
+function setupControllerConnection (connectionStream, cb) {
+  // this is a really sneaky way of adding EventEmitter api 
+  // to a bi-directional dnode instance
+  var eventEmitter = new EventEmitter()
+  var accountManagerDnode = Dnode({
+    sendUpdate: function (state) {
+      eventEmitter.emit('update', state)
+    },
+  })
+  connectionStream.pipe(accountManagerDnode).pipe(connectionStream)
+  accountManagerDnode.once('remote', function (accountManager) {
+    // setup push events
+    accountManager.on = eventEmitter.on.bind(eventEmitter)
+    cb(null, accountManager)
+  })
+}
+
+function setupApp (err, accountManager) {
+  if (err) {
+    alert(err.stack)
+    throw err
+  }
+
+  var container = document.getElementById('app-content')
+
+  MetaMaskUi({
+    container: container,
+    accountManager: accountManager,
+  })
+}

app/scripts/popup.js

@@ -1,75 +1,22 @@
-const EventEmitter = require('events').EventEmitter
-const Dnode = require('dnode')
-const Web3 = require('web3')
-const MetaMaskUi = require('../../ui')
-const MetaMaskUiCss = require('../../ui/css')
 const injectCss = require('inject-css')
+const MetaMaskUiCss = require('../../ui/css')
 const PortStream = require('./lib/port-stream.js')
-const StreamProvider = require('web3-stream-provider')
-const setupMultiplex = require('./lib/stream-utils.js').setupMultiplex
+const startPopup = require('./popup-core')
 const isPopupOrNotification = require('./lib/is-popup-or-notification')
 const extension = require('./lib/extension')
 const notification = require('./lib/notifications')
 
-// setup app
 var css = MetaMaskUiCss()
 injectCss(css)
 
-connectToAccountManager(setupApp)
+var name = isPopupOrNotification()
+closePopupIfOpen(name)
+window.METAMASK_UI_TYPE = name
 
-function connectToAccountManager (cb) {
-  // setup communication with background
+var pluginPort = extension.runtime.connect({ name })
+var portStream = new PortStream(pluginPort)
 
-  var name = isPopupOrNotification()
-  closePopupIfOpen(name)
-  window.METAMASK_UI_TYPE = name
-  var pluginPort = extension.runtime.connect({ name })
-  var portStream = new PortStream(pluginPort)
-  // setup multiplexing
-  var mx = setupMultiplex(portStream)
-  // connect features
-  setupControllerConnection(mx.createStream('controller'), cb)
-  setupWeb3Connection(mx.createStream('provider'))
-}
-
-function setupWeb3Connection (connectionStream) {
-  var providerStream = new StreamProvider()
-  providerStream.pipe(connectionStream).pipe(providerStream)
-  connectionStream.on('error', console.error.bind(console))
-  providerStream.on('error', console.error.bind(console))
-  global.web3 = new Web3(providerStream)
-}
-
-function setupControllerConnection (connectionStream, cb) {
-  // this is a really sneaky way of adding EventEmitter api 
-  // to a bi-directional dnode instance
-  var eventEmitter = new EventEmitter()
-  var accountManagerDnode = Dnode({
-    sendUpdate: function (state) {
-      eventEmitter.emit('update', state)
-    },
-  })
-  connectionStream.pipe(accountManagerDnode).pipe(connectionStream)
-  accountManagerDnode.once('remote', function (accountManager) {
-    // setup push events
-    accountManager.on = eventEmitter.on.bind(eventEmitter)
-    cb(null, accountManager)
-  })
-}
-
-function setupApp (err, accountManager) {
-  if (err) {
-    alert(err.stack)
-    throw err
-  }
-
-  var container = document.getElementById('app-content')
-
-  MetaMaskUi({
-    container: container,
-    accountManager: accountManager,
-  })
-}
+startPopup(portStream)
 
 function closePopupIfOpen(name) {
   if (name !== 'notification') {