Switch from virtualdom to React

src/main/index.js

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+console.time('init')
+
+var electron = require('electron')
+
+var app = electron.app
+var ipcMain = electron.ipcMain
+
+var announcement = require('./announcement')
+var config = require('../config')
+var crashReporter = require('../crash-reporter')
+var dialog = require('./dialog')
+var dock = require('./dock')
+var handlers = require('./handlers')
+var ipc = require('./ipc')
+var log = require('./log')
+var menu = require('./menu')
+var squirrelWin32 = require('./squirrel-win32')
+var tray = require('./tray')
+var updater = require('./updater')
+var windows = require('./windows')
+
+var shouldQuit = false
+var argv = sliceArgv(process.argv)
+
+if (process.platform === 'win32') {
+  shouldQuit = squirrelWin32.handleEvent(argv[0])
+  argv = argv.filter((arg) => arg.indexOf('--squirrel') === -1)
+}
+
+if (!shouldQuit) {
+  // Prevent multiple instances of app from running at same time. New instances signal
+  // this instance and quit.
+  shouldQuit = app.makeSingleInstance(onAppOpen)
+  if (shouldQuit) {
+    app.quit()
+  }
+}
+
+if (!shouldQuit) {
+  init()
+}
+
+function init () {
+  if (config.IS_PORTABLE) {
+    app.setPath('userData', config.CONFIG_PATH)
+  }
+
+  var isReady = false // app ready, windows can be created
+  app.ipcReady = false // main window has finished loading and IPC is ready
+  app.isQuitting = false
+
+  // Open handlers must be added as early as possible
+  app.on('open-file', onOpen)
+  app.on('open-url', onOpen)
+
+  ipc.init()
+
+  app.once('will-finish-launching', function () {
+    crashReporter.init()
+  })
+
+  app.on('ready', function () {
+    isReady = true
+
+    windows.main.init()
+    windows.webtorrent.init()
+    menu.init()
+
+    // To keep app startup fast, some code is delayed.
+    setTimeout(delayedInit, config.DELAYED_INIT)
+
+    // Report uncaught exceptions
+    process.on('uncaughtException', (err) => {
+      console.error(err)
+      var errJSON = {message: err.message, stack: err.stack}
+      windows.main.dispatch('uncaughtError', 'main', errJSON)
+    })
+  })
+
+  app.once('ipcReady', function () {
+    log('Command line args:', argv)
+    processArgv(argv)
+    console.timeEnd('init')
+  })
+
+  app.on('before-quit', function (e) {
+    if (app.isQuitting) return
+
+    app.isQuitting = true
+    e.preventDefault()
+    windows.main.dispatch('saveState') // try to save state on exit
+    ipcMain.once('savedState', () => app.quit())
+    setTimeout(() => {
+      console.error('Saving state took too long. Quitting.')
+      app.quit()
+    }, 2000) // quit after 2 secs, at most
+  })
+
+  app.on('activate', function () {
+    if (isReady) windows.main.show()
+  })
+}
+
+function delayedInit () {
+  announcement.init()
+  dock.init()
+  handlers.install()
+  tray.init()
+  updater.init()
+}
+
+function onOpen (e, torrentId) {
+  e.preventDefault()
+
+  if (app.ipcReady) {
+    // Magnet links opened from Chrome won't focus the app without a setTimeout.
+    // The confirmation dialog Chrome shows causes Chrome to steal back the focus.
+    // Electron issue: https://github.com/atom/electron/issues/4338
+    setTimeout(() => windows.main.show(), 100)
+
+    processArgv([ torrentId ])
+  } else {
+    argv.push(torrentId)
+  }
+}
+
+function onAppOpen (newArgv) {
+  newArgv = sliceArgv(newArgv)
+
+  if (app.ipcReady) {
+    log('Second app instance opened, but was prevented:', newArgv)
+    windows.main.show()
+
+    processArgv(newArgv)
+  } else {
+    argv.push(...newArgv)
+  }
+}
+
+function sliceArgv (argv) {
+  return argv.slice(config.IS_PRODUCTION ? 1 : 2)
+}
+
+function processArgv (argv) {
+  var torrentIds = []
+  argv.forEach(function (arg) {
+    if (arg === '-n') {
+      dialog.openSeedDirectory()
+    } else if (arg === '-o') {
+      dialog.openTorrentFile()
+    } else if (arg === '-u') {
+      dialog.openTorrentAddress()
+    } else if (arg.startsWith('-psn')) {
+      // Ignore OS X launchd "process serial number" argument
+      // Issue: https://github.com/feross/webtorrent-desktop/issues/214
+    } else {
+      torrentIds.push(arg)
+    }
+  })
+  if (torrentIds.length > 0) {
+    windows.main.dispatch('onOpen', torrentIds)
+  }
+}