chore(deps): update dependency electron to v35 [security]

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

.github/workflows/ci.yml

@@ -12,8 +12,8 @@ jobs:
         node:
           - '16'
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-node@v2
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
         with:
           node-version: ${{ matrix.node }}
       - run: npm install

.github/workflows/package.yml

@@ -5,11 +5,11 @@ jobs:
   package_linux:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
-    - uses: actions/setup-node@v2
+    - uses: actions/checkout@v3
+    - uses: actions/setup-node@v3
       with:
         node-version: '16'
-    - uses: actions/cache@v2
+    - uses: actions/cache@v3
       with:
         path: ~/.npm
         key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
@@ -17,7 +17,7 @@ jobs:
           ${{ runner.os }}-node-
     - run: npm install
     - run: npm run package -- linux
-    - uses: actions/upload-artifact@v2
+    - uses: actions/upload-artifact@v3
       with:
         name: linux
         path: |
@@ -27,11 +27,11 @@ jobs:
   package_macos:
     runs-on: macos-latest
     steps:
-    - uses: actions/checkout@v2
-    - uses: actions/setup-node@v2
+    - uses: actions/checkout@v3
+    - uses: actions/setup-node@v3
       with:
         node-version: '16'
-    - uses: actions/cache@v2
+    - uses: actions/cache@v3
       with:
         path: ~/.npm
         key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
@@ -39,7 +39,7 @@ jobs:
           ${{ runner.os }}-node-
     - run: npm install
     - run: npm run package -- darwin
-    - uses: actions/upload-artifact@v2
+    - uses: actions/upload-artifact@v3
       with:
         name: macos
         path: |
@@ -48,11 +48,11 @@ jobs:
   package_windows:
     runs-on: windows-latest
     steps:
-    - uses: actions/checkout@v2
-    - uses: actions/setup-node@v2
+    - uses: actions/checkout@v3
+    - uses: actions/setup-node@v3
       with:
         node-version: '16'
-    - uses: actions/cache@v2
+    - uses: actions/cache@v3
       with:
         path: ~/.npm
         key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
@@ -60,7 +60,7 @@ jobs:
           ${{ runner.os }}-node-
     - run: npm install
     - run: npm run package -- win32
-    - uses: actions/upload-artifact@v2
+    - uses: actions/upload-artifact@v3
       with:
         name: windows
         path: |

.github/workflows/stale.yml

@@ -12,12 +12,12 @@ jobs:
       pull-requests: write
 
     steps:
-    - uses: actions/stale@v4
+    - uses: actions/stale@v6
       with:
         repo-token: ${{ secrets.GITHUB_TOKEN }}
         stale-issue-message: 'Is this still relevant? If so, what is blocking it? Is there anything you can do to help move it forward?'
         stale-pr-message: 'Is this still relevant? If so, what is blocking it? Is there anything you can do to help move it forward?'
-        exempt-issue-labels: accepted,blocked,bug,dependency,enhancement,'help wanted',question,security,meta
-        exempt-pr-labels: accepted,blocked,bug,dependency,enhancement,'help wanted',question,security,meta
+        exempt-issue-labels: accepted,blocked,dependency,security,meta
+        exempt-pr-labels: accepted,blocked,bug,dependency,security,meta
         stale-issue-label: 'stale'
         stale-pr-label: 'stale'

README.md

@@ -13,7 +13,7 @@
 
 <p align="center">
   <a href="https://discord.gg/cnXkm4Z"><img src="https://img.shields.io/discord/612575111718895616" alt="discord"></a>
-  <a href="https://travis-ci.org/webtorrent/webtorrent-desktop"><img src="https://img.shields.io/travis/webtorrent/webtorrent-desktop/master.svg" alt="travis"></a>
+  <a href="https://github.com/webtorrent/webtorrent-desktop/actions/workflows/ci.yml"><img src="https://github.com/webtorrent/webtorrent-desktop/actions/workflows/ci.yml/badge.svg" alt="GitHub CI action"></a>
   <a href="https://github.com/webtorrent/webtorrent-desktop/releases"><img src="https://img.shields.io/github/release/webtorrent/webtorrent-desktop.svg" alt="github release version"></a>
   <a href="https://github.com/webtorrent/webtorrent-desktop/releases"><img src="https://img.shields.io/github/downloads/webtorrent/webtorrent-desktop/total.svg" alt="github release downloads"></a>
   <a href="https://standardjs.com"><img src="https://img.shields.io/badge/code_style-standard-brightgreen.svg" alt="Standard - JavaScript Style Guide"></a>
@@ -147,7 +147,7 @@ to be installed. For example on Mac, first install
 [XQuartz](http://www.xquartz.org/), then run:
 
 ```
-brew install wine mono
+$ brew install wine mono
 ```
 
 (Requires the [Homebrew](http://brew.sh/) package manager.)

electron.cjs

@@ -1 +0,0 @@
-module.exports = require('electron')

index.cjs

@@ -1 +0,0 @@
-import('./build/main/index.js')

index.js

@@ -0,0 +1 @@
+require('./build/main')

package.json

@@ -1,6 +1,5 @@
 {
   "name": "webtorrent-desktop",
-  "type": "module",
   "description": "WebTorrent, the streaming torrent client. For Mac, Windows, and Linux.",
   "version": "0.24.0",
   "author": {
@@ -22,68 +21,68 @@
     "url": "https://github.com/webtorrent/webtorrent-desktop/issues"
   },
   "dependencies": {
-    "@electron/remote": "2.0.1",
+    "@electron/remote": "2.1.3",
     "airplayer": "github:webtorrent/airplayer#fix-security",
     "application-config": "2.0.0",
     "arch": "2.2.0",
     "auto-launch": "5.0.5",
-    "bitfield": "4.0.0",
+    "bitfield": "4.1.0",
     "capture-frame": "4.0.0",
-    "chokidar": "3.5.2",
+    "chokidar": "3.5.3",
     "chromecasts": "1.10.2",
-    "create-torrent": "5.0.1",
+    "create-torrent": "5.0.9",
     "debounce": "1.2.1",
     "dlnacasts": "0.1.0",
     "drag-drop": "7.2.0",
     "es6-error": "4.1.1",
     "fn-getter": "1.0.0",
-    "iso-639-1": "2.1.9",
+    "iso-639-1": "2.1.15",
     "languagedetect": "2.0.0",
     "location-history": "1.1.2",
     "material-ui": "0.20.2",
-    "music-metadata": "7.11.4",
+    "music-metadata": "7.14.0",
     "network-address": "1.1.2",
-    "parse-torrent": "9.1.4",
+    "parse-torrent": "9.1.5",
     "prettier-bytes": "1.0.4",
-    "prop-types": "15.7.2",
+    "prop-types": "15.8.1",
     "react": "17.0.2",
     "react-dom": "17.0.2",
-    "rimraf": "3.0.2",
+    "rimraf": "4.4.0",
     "run-parallel": "1.2.0",
-    "semver": "7.3.5",
+    "semver": "7.3.8",
     "simple-concat": "1.0.1",
-    "simple-get": "4.0.0",
+    "simple-get": "4.0.1",
     "srt-to-vtt": "1.1.3",
     "vlc-command": "1.2.0",
-    "webtorrent": "1.5.6",
+    "webtorrent": "1.9.7",
     "winreg": "1.2.4"
   },
   "devDependencies": {
-    "@babel/cli": "7.15.7",
-    "@babel/core": "7.15.8",
-    "@babel/eslint-parser": "7.15.8",
-    "@babel/plugin-transform-react-jsx": "7.14.9",
+    "@babel/cli": "7.28.6",
+    "@babel/core": "7.29.0",
+    "@babel/eslint-parser": "7.28.6",
+    "@babel/plugin-transform-react-jsx": "7.28.6",
     "cross-zip": "4.0.0",
-    "depcheck": "1.4.2",
-    "electron": "15.2.0",
-    "electron-notarize": "1.1.1",
-    "electron-osx-sign": "0.5.0",
-    "electron-packager": "15.4.0",
-    "electron-winstaller": "5.0.0",
-    "gh-release": "6.0.1",
-    "minimist": "1.2.5",
-    "nodemon": "2.0.13",
-    "open": "8.3.0",
-    "plist": "3.0.4",
-    "pngjs": "6.0.0",
+    "depcheck": "1.4.7",
+    "electron": "35.7.5",
+    "electron-notarize": "1.2.2",
+    "electron-osx-sign": "0.6.0",
+    "electron-packager": "17.1.2",
+    "electron-winstaller": "5.4.0",
+    "gh-release": "7.0.2",
+    "minimist": "1.2.8",
+    "nodemon": "2.0.22",
+    "open": "8.4.2",
+    "plist": "3.1.0",
+    "pngjs": "7.0.0",
     "run-series": "1.1.9",
-    "spectron": "15.0.0",
-    "standard": "16.0.4",
-    "tape": "5.3.1"
+    "spectron": "19.0.0",
+    "standard": "17.0.0",
+    "tape": "5.9.0"
   },
   "engines": {
-    "node": "^16.0.0",
-    "npm": "^7.10.0 || ^8.0.0"
+    "node": "^16.0.0 || ^18.0.0",
+    "npm": "^7.10.0 || ^8.0.0 || ^9.0.0 || ^10.0.0"
   },
   "homepage": "https://webtorrent.io",
   "keywords": [
@@ -97,11 +96,11 @@
     "webtorrent"
   ],
   "license": "MIT",
-  "main": "index.cjs",
+  "main": "index.js",
   "optionalDependencies": {
     "appdmg": "^0.6.0",
-    "electron-installer-debian": "^3.1.0",
-    "electron-installer-redhat": "^3.3.0"
+    "electron-installer-debian": "^3.2.0",
+    "electron-installer-redhat": "^3.4.0"
   },
   "private": true,
   "productName": "WebTorrent",

src/config.js

@@ -1,13 +1,12 @@
-import applicationConfig from 'application-config'
-import path from 'path'
-import arch from 'arch'
-import fs from 'fs'
-import electron from '../electron.cjs'
+const appConfig = require('application-config')('WebTorrent')
+const path = require('path')
+const { app } = require('electron')
+const arch = require('arch')
 
-const appConfig = applicationConfig('WebTorrent')
 const APP_NAME = 'WebTorrent'
 const APP_TEAM = 'WebTorrent, LLC'
-const APP_VERSION = JSON.parse(fs.readFileSync('package.json').toString()).version
+const APP_VERSION = require('../package.json').version
+
 const IS_TEST = isTest()
 const PORTABLE_PATH = IS_TEST
   ? path.join(process.platform === 'win32' ? 'C:\\Windows\\Temp' : '/tmp', 'WebTorrentTest')
@@ -18,6 +17,93 @@ const IS_PORTABLE = isPortable()
 const UI_HEADER_HEIGHT = 38
 const UI_TORRENT_HEIGHT = 100
 
+module.exports = {
+  ANNOUNCEMENT_URL: 'https://webtorrent.io/desktop/announcement',
+  AUTO_UPDATE_URL: 'https://webtorrent.io/desktop/update',
+  CRASH_REPORT_URL: 'https://webtorrent.io/desktop/crash-report',
+  TELEMETRY_URL: 'https://webtorrent.io/desktop/telemetry',
+
+  APP_COPYRIGHT: `Copyright © 2014-${new Date().getFullYear()} ${APP_TEAM}`,
+  APP_FILE_ICON: path.join(__dirname, '..', 'static', 'WebTorrentFile'),
+  APP_ICON: path.join(__dirname, '..', 'static', 'WebTorrent'),
+  APP_NAME,
+  APP_TEAM,
+  APP_VERSION,
+  APP_WINDOW_TITLE: APP_NAME,
+
+  CONFIG_PATH: getConfigPath(),
+
+  DEFAULT_TORRENTS: [
+    {
+      testID: 'bbb',
+      name: 'Big Buck Bunny',
+      posterFileName: 'bigBuckBunny.jpg',
+      torrentFileName: 'bigBuckBunny.torrent'
+    },
+    {
+      testID: 'cosmos',
+      name: 'Cosmos Laundromat (Preview)',
+      posterFileName: 'cosmosLaundromat.jpg',
+      torrentFileName: 'cosmosLaundromat.torrent'
+    },
+    {
+      testID: 'sintel',
+      name: 'Sintel',
+      posterFileName: 'sintel.jpg',
+      torrentFileName: 'sintel.torrent'
+    },
+    {
+      testID: 'tears',
+      name: 'Tears of Steel',
+      posterFileName: 'tearsOfSteel.jpg',
+      torrentFileName: 'tearsOfSteel.torrent'
+    },
+    {
+      testID: 'wired',
+      name: 'The WIRED CD - Rip. Sample. Mash. Share',
+      posterFileName: 'wiredCd.jpg',
+      torrentFileName: 'wiredCd.torrent'
+    }
+  ],
+
+  DELAYED_INIT: 3000 /* 3 seconds */,
+
+  DEFAULT_DOWNLOAD_PATH: getDefaultDownloadPath(),
+
+  GITHUB_URL: 'https://github.com/webtorrent/webtorrent-desktop',
+  GITHUB_URL_ISSUES: 'https://github.com/webtorrent/webtorrent-desktop/issues',
+  GITHUB_URL_RAW: 'https://raw.githubusercontent.com/webtorrent/webtorrent-desktop/master',
+  GITHUB_URL_RELEASES: 'https://github.com/webtorrent/webtorrent-desktop/releases',
+
+  HOME_PAGE_URL: 'https://webtorrent.io',
+  TWITTER_PAGE_URL: 'https://twitter.com/WebTorrentApp',
+
+  IS_PORTABLE,
+  IS_PRODUCTION,
+  IS_TEST,
+
+  OS_SYSARCH: arch() === 'x64' ? 'x64' : 'ia32',
+
+  POSTER_PATH: path.join(getConfigPath(), 'Posters'),
+  ROOT_PATH: path.join(__dirname, '..'),
+  STATIC_PATH: path.join(__dirname, '..', 'static'),
+  TORRENT_PATH: path.join(getConfigPath(), 'Torrents'),
+
+  WINDOW_ABOUT: 'file://' + path.join(__dirname, '..', 'static', 'about.html'),
+  WINDOW_MAIN: 'file://' + path.join(__dirname, '..', 'static', 'main.html'),
+  WINDOW_WEBTORRENT: 'file://' + path.join(__dirname, '..', 'static', 'webtorrent.html'),
+
+  WINDOW_INITIAL_BOUNDS: {
+    width: 500,
+    height: UI_HEADER_HEIGHT + (UI_TORRENT_HEIGHT * 6) // header + 6 torrents
+  },
+  WINDOW_MIN_HEIGHT: UI_HEADER_HEIGHT + (UI_TORRENT_HEIGHT * 2), // header + 2 torrents
+  WINDOW_MIN_WIDTH: 425,
+
+  UI_HEADER_HEIGHT,
+  UI_TORRENT_HEIGHT
+}
+
 function getConfigPath () {
   if (IS_PORTABLE) {
     return PORTABLE_PATH
@@ -35,12 +121,16 @@ function getDefaultDownloadPath () {
 }
 
 function getPath (key) {
-  if (!process.versions.electron || process.type !== 'browser') {
+  if (!process.versions.electron) {
     // Node.js process
     return ''
+  } else if (process.type === 'renderer') {
+    // Electron renderer process
+    return require('@electron/remote').app.getPath(key)
+  } else {
+    // Electron main process
+    return app.getPath(key)
   }
-  // Electron main process
-  return electron.app.getPath(key)
 }
 
 function isTest () {
@@ -57,6 +147,8 @@ function isPortable () {
     return false
   }
 
+  const fs = require('fs')
+
   try {
     // This line throws if the "Portable Settings" folder does not exist, and does
     // nothing otherwise.
@@ -82,117 +174,3 @@ function isProduction () {
     return !/\/electron$/.test(process.execPath)
   }
 }
-
-export const ANNOUNCEMENT_URL = 'https://webtorrent.io/desktop/announcement'
-export const AUTO_UPDATE_URL = 'https://webtorrent.io/desktop/update'
-export const CRASH_REPORT_URL = 'https://webtorrent.io/desktop/crash-report'
-export const TELEMETRY_URL = 'https://webtorrent.io/desktop/telemetry'
-export const APP_COPYRIGHT = `Copyright © 2014-${new Date().getFullYear()} ${APP_TEAM}`
-export const APP_FILE_ICON = new URL('../static/WebTorrentFile', import.meta.url).pathname // path.join(__dirname, '..',
-// 'static', 'WebTorrentFile')
-export const APP_ICON = new URL('../static/WebTorrent', import.meta.url).pathname // path.join(__dirname, '..',
-// 'static',
-// 'WebTorrent')
-export const CONFIG_PATH = getConfigPath()
-export const DEFAULT_TORRENTS = [
-  {
-    testID: 'bbb',
-    name: 'Big Buck Bunny',
-    posterFileName: 'bigBuckBunny.jpg',
-    torrentFileName: 'bigBuckBunny.torrent'
-  },
-  {
-    testID: 'cosmos',
-    name: 'Cosmos Laundromat (Preview)',
-    posterFileName: 'cosmosLaundromat.jpg',
-    torrentFileName: 'cosmosLaundromat.torrent'
-  },
-  {
-    testID: 'sintel',
-    name: 'Sintel',
-    posterFileName: 'sintel.jpg',
-    torrentFileName: 'sintel.torrent'
-  },
-  {
-    testID: 'tears',
-    name: 'Tears of Steel',
-    posterFileName: 'tearsOfSteel.jpg',
-    torrentFileName: 'tearsOfSteel.torrent'
-  },
-  {
-    testID: 'wired',
-    name: 'The WIRED CD - Rip. Sample. Mash. Share',
-    posterFileName: 'wiredCd.jpg',
-    torrentFileName: 'wiredCd.torrent'
-  }
-]
-export const DELAYED_INIT = 3000 /* 3 seconds */
-export const DEFAULT_DOWNLOAD_PATH = getDefaultDownloadPath()
-export const GITHUB_URL = 'https://github.com/webtorrent/webtorrent-desktop'
-export const GITHUB_URL_ISSUES = 'https://github.com/webtorrent/webtorrent-desktop/issues'
-export const GITHUB_URL_RAW = 'https://raw.githubusercontent.com/webtorrent/webtorrent-desktop/master'
-export const GITHUB_URL_RELEASES = 'https://github.com/webtorrent/webtorrent-desktop/releases'
-export const HOME_PAGE_URL = 'https://webtorrent.io'
-export const TWITTER_PAGE_URL = 'https://twitter.com/WebTorrentApp'
-export const OS_SYSARCH = arch() === 'x64' ? 'x64' : 'ia32'
-export const POSTER_PATH = path.join(getConfigPath(), 'Posters')
-export const ROOT_PATH = new URL('../', import.meta.url).pathname
-export const STATIC_PATH = new URL('../static', import.meta.url).pathname
-export const TORRENT_PATH = path.join(getConfigPath(), 'Torrents')
-export const WINDOW_ABOUT = 'file://' + new URL('../static/about.html', import.meta.url).pathname
-export const WINDOW_MAIN = 'file://' + new URL('../static/main.html', import.meta.url).pathname
-export const WINDOW_WEBTORRENT = 'file://' + new URL('../static/webtorrent.html', import.meta.url).pathname
-export const WINDOW_INITIAL_BOUNDS = {
-  width: 500,
-  height: UI_HEADER_HEIGHT + (UI_TORRENT_HEIGHT * 6) // header + 6 torrents
-}
-export const WINDOW_MIN_HEIGHT = UI_HEADER_HEIGHT + (UI_TORRENT_HEIGHT * 2)
-export const WINDOW_MIN_WIDTH = 425
-export { APP_NAME }
-export { APP_TEAM }
-export { APP_VERSION }
-export { APP_NAME as APP_WINDOW_TITLE }
-export { IS_PORTABLE }
-export { IS_PRODUCTION }
-export { IS_TEST }
-export { UI_HEADER_HEIGHT }
-export { UI_TORRENT_HEIGHT }
-export default {
-  ANNOUNCEMENT_URL,
-  AUTO_UPDATE_URL,
-  CRASH_REPORT_URL,
-  TELEMETRY_URL,
-  APP_COPYRIGHT,
-  APP_FILE_ICON,
-  APP_ICON,
-  APP_NAME,
-  APP_TEAM,
-  APP_VERSION,
-  APP_WINDOW_TITLE: APP_NAME,
-  CONFIG_PATH,
-  DEFAULT_TORRENTS,
-  DELAYED_INIT,
-  DEFAULT_DOWNLOAD_PATH,
-  GITHUB_URL,
-  GITHUB_URL_ISSUES,
-  GITHUB_URL_RAW,
-  GITHUB_URL_RELEASES,
-  HOME_PAGE_URL,
-  TWITTER_PAGE_URL,
-  IS_PORTABLE,
-  IS_PRODUCTION,
-  IS_TEST,
-  OS_SYSARCH,
-  POSTER_PATH,
-  ROOT_PATH,
-  STATIC_PATH,
-  TORRENT_PATH,
-  WINDOW_ABOUT,
-  WINDOW_MAIN,
-  WINDOW_WEBTORRENT,
-  WINDOW_INITIAL_BOUNDS,
-  WINDOW_MIN_HEIGHT,
-  WINDOW_MIN_WIDTH,
-  UI_HEADER_HEIGHT,
-  UI_TORRENT_HEIGHT
-}

src/crash-reporter.js

@@ -1,13 +1,15 @@
-import electron from '../electron.cjs'
+module.exports = {
+  init
+}
 
-async function init () {
-  const config = await import('./config.js')
-  electron.crashReporter.start({
+function init () {
+  const config = require('./config')
+  const { crashReporter } = require('electron')
+
+  crashReporter.start({
     productName: config.APP_NAME,
     submitURL: config.CRASH_REPORT_URL,
     globalExtra: { _companyName: config.APP_NAME },
     compress: true
   })
 }
-
-export default { init }

src/main/announcement.js

@@ -1,6 +1,11 @@
-import electron from '../../electron.cjs'
-import config from '../config.js'
-import log from './log.js'
+module.exports = {
+  init
+}
+
+const { dialog } = require('electron')
+
+const config = require('../config')
+const log = require('./log')
 
 const ANNOUNCEMENT_URL =
   `${config.ANNOUNCEMENT_URL}?version=${config.APP_VERSION}&platform=${process.platform}`
@@ -19,8 +24,8 @@ const ANNOUNCEMENT_URL =
  *     "detail": "Please update to v0.xx as soon as possible..."
  *   }
  */
-async function init () {
-  const { default: get } = await import('simple-get')
+function init () {
+  const get = require('simple-get')
   get.concat(ANNOUNCEMENT_URL, onResponse)
 }
 
@@ -39,7 +44,7 @@ function onResponse (err, res, data) {
     }
   }
 
-  electron.dialog.showMessageBox({
+  dialog.showMessageBox({
     type: 'info',
     buttons: ['OK'],
     title: data.title,
@@ -47,5 +52,3 @@ function onResponse (err, res, data) {
     detail: data.detail
   })
 }
-
-export default { init }

src/main/dialog.js

@@ -1,13 +1,20 @@
-import electron from '../../electron.cjs'
-import log from './log.js'
-import * as windows from './windows/index.js'
+module.exports = {
+  openSeedFile,
+  openSeedDirectory,
+  openTorrentFile,
+  openTorrentAddress,
+  openFiles
+}
 
-const { dialog } = electron
+const { dialog } = require('electron')
+
+const log = require('./log')
+const windows = require('./windows')
 
 /**
  * Show open dialog to create a single-file torrent.
  */
-export function openSeedFile () {
+function openSeedFile () {
   if (!windows.main.win) return
   log('openSeedFile')
   const opts = {
@@ -22,7 +29,7 @@ export function openSeedFile () {
  * Windows and Linux, open dialogs are for files *or* directories only, not both,
  * so this function shows a directory dialog on those platforms.
  */
-export function openSeedDirectory () {
+function openSeedDirectory () {
   if (!windows.main.win) return
   log('openSeedDirectory')
   const opts = process.platform === 'darwin'
@@ -41,7 +48,7 @@ export function openSeedDirectory () {
  * Show flexible open dialog that supports selecting .torrent files to add, or
  * a file or folder to create a single-file or single-directory torrent.
  */
-export function openFiles () {
+function openFiles () {
   if (!windows.main.win) return
   log('openFiles')
   const opts = process.platform === 'darwin'
@@ -63,7 +70,7 @@ export function openFiles () {
 /*
  * Show open dialog to open a .torrent file.
  */
-export function openTorrentFile () {
+function openTorrentFile () {
   if (!windows.main.win) return
   log('openTorrentFile')
   const opts = {
@@ -83,7 +90,7 @@ export function openTorrentFile () {
 /*
  * Show modal dialog to open a torrent URL (magnet uri, http torrent link, etc.)
  */
-export function openTorrentAddress () {
+function openTorrentAddress () {
   log('openTorrentAddress')
   windows.main.dispatch('openTorrentAddress')
 }

src/main/dock.js

@@ -1,8 +1,13 @@
-import electron from '../../electron.cjs'
-import * as dialog from './dialog.js'
-import log from './log.js'
+module.exports = {
+  downloadFinished,
+  init,
+  setBadge
+}
 
-const { app, Menu } = electron
+const { app, Menu } = require('electron')
+
+const dialog = require('./dialog')
+const log = require('./log')
 
 /**
  * Add a right-click menu to the dock icon. (Mac)
@@ -52,5 +57,3 @@ function getMenuTemplate () {
     }
   ]
 }
-
-export default { downloadFinished, init, setBadge }

src/main/external-player.js

@@ -1,19 +1,27 @@
-import cp from 'child_process'
-import path from 'path'
-import vlcCommand from 'vlc-command'
-import log from './log.js'
-import * as windows from './windows'
+module.exports = {
+  spawn,
+  kill,
+  checkInstall
+}
+
+const cp = require('child_process')
+const path = require('path')
+const vlcCommand = require('vlc-command')
+
+const log = require('./log')
+const windows = require('./windows')
+
 // holds a ChildProcess while we're playing a video in an external player, null otherwise
 let proc = null
 
-export function checkInstall (playerPath, cb) {
+function checkInstall (playerPath, cb) {
   // check for VLC if external player has not been specified by the user
   // otherwise assume the player is installed
   if (!playerPath) return vlcCommand(cb)
   process.nextTick(() => cb(null))
 }
 
-export function spawn (playerPath, url, title) {
+function spawn (playerPath, url, title) {
   if (playerPath) return spawnExternal(playerPath, [url])
 
   // Try to find and use VLC if external player is not specified
@@ -29,7 +37,7 @@ export function spawn (playerPath, url, title) {
   })
 }
 
-export function kill () {
+function kill () {
   if (!proc) return
   log(`Killing external player, pid ${proc.pid}`)
   proc.kill('SIGKILL') // kill -9

src/main/folder-watcher.js

@@ -1,7 +1,7 @@
-import * as chokidar from 'chokidar'
-import log from './log.js'
+const chokidar = require('chokidar')
+const log = require('./log')
 
-export class FolderWatcher {
+class FolderWatcher {
   constructor ({ window, state }) {
     this.window = window
     this.state = state
@@ -46,3 +46,5 @@ export class FolderWatcher {
     this.watching = false
   }
 }
+
+module.exports = FolderWatcher

src/main/handlers.js

@@ -1,7 +1,12 @@
-import config from '../config.js'
-import path from 'path'
+module.exports = {
+  install,
+  uninstall
+}
 
-export function install () {
+const config = require('../config')
+const path = require('path')
+
+function install () {
   switch (process.platform) {
     case 'darwin': installDarwin()
       break
@@ -10,7 +15,7 @@ export function install () {
   }
 }
 
-export function uninstall () {
+function uninstall () {
   switch (process.platform) {
     case 'darwin': uninstallDarwin()
       break
@@ -19,8 +24,9 @@ export function uninstall () {
   }
 }
 
-async function installDarwin () {
-  const { app } = await import('electron')
+function installDarwin () {
+  const { app } = require('electron')
+
   // On Mac, only protocols that are listed in `Info.plist` can be set as the
   // default handler at runtime.
   app.setAsDefaultProtocolClient('magnet')
@@ -37,14 +43,33 @@ if (!config.IS_PRODUCTION) {
   EXEC_COMMAND.push(config.ROOT_PATH)
 }
 
-async function installWin32 () {
-  const Registry = await import('wingreg')
-  const log = await import('./log')
+function installWin32 () {
+  const Registry = require('winreg')
 
-  const iconPath = path.join(process.resourcesPath, 'app.asar.unpacked', 'static', 'WebTorrentFile.ico')
-  registerProtocolHandlerWin32('magnet', 'URL:BitTorrent Magnet URL', iconPath, EXEC_COMMAND)
-  registerProtocolHandlerWin32('stream-magnet', 'URL:BitTorrent Stream-Magnet URL', iconPath, EXEC_COMMAND)
-  registerFileHandlerWin32('.torrent', 'io.webtorrent.torrent', 'BitTorrent Document', iconPath, EXEC_COMMAND)
+  const log = require('./log')
+
+  const iconPath = path.join(
+    process.resourcesPath, 'app.asar.unpacked', 'static', 'WebTorrentFile.ico'
+  )
+  registerProtocolHandlerWin32(
+    'magnet',
+    'URL:BitTorrent Magnet URL',
+    iconPath,
+    EXEC_COMMAND
+  )
+  registerProtocolHandlerWin32(
+    'stream-magnet',
+    'URL:BitTorrent Stream-Magnet URL',
+    iconPath,
+    EXEC_COMMAND
+  )
+  registerFileHandlerWin32(
+    '.torrent',
+    'io.webtorrent.torrent',
+    'BitTorrent Document',
+    iconPath,
+    EXEC_COMMAND
+  )
 
   /**
    * To add a protocol handler, the following keys must be added to the Windows registry:
@@ -172,8 +197,9 @@ async function installWin32 () {
   }
 }
 
-async function uninstallWin32 () {
-  const Registry = await import('winreg')
+function uninstallWin32 () {
+  const Registry = require('winreg')
+
   unregisterProtocolHandlerWin32('magnet', EXEC_COMMAND)
   unregisterProtocolHandlerWin32('stream-magnet', EXEC_COMMAND)
   unregisterFileHandlerWin32('.torrent', 'io.webtorrent.torrent', EXEC_COMMAND)

src/main/index.js

@@ -1,25 +1,22 @@
-/* eslint-disable import/first */
 console.time('init')
 
-import * as RemoteMain from '@electron/remote/main/index.js'
-RemoteMain.initialize()
-import electron from '../../electron.cjs'
-const { app, ipcMain } = electron
+require('@electron/remote/main').initialize()
+const { app, ipcMain } = require('electron')
 
 // Start crash reporter early, so it takes effect for child processes
-import crashReporter from '../crash-reporter.js'
+const crashReporter = require('../crash-reporter')
 crashReporter.init()
 
-import fs from 'fs'
-import parallel from 'run-parallel'
-import config from '../config.js'
-import ipc from './ipc.js'
-import log from './log.js'
-import menu from './menu.js'
-import State from '../renderer/lib/state.js'
-import * as windows from './windows/index.js'
+const parallel = require('run-parallel')
 
-const WEBTORRENT_VERSION = JSON.parse(fs.readFileSync('node_modules/webtorrent/package.json').toString()).version
+const config = require('../config')
+const ipc = require('./ipc')
+const log = require('./log')
+const menu = require('./menu')
+const State = require('../renderer/lib/state')
+const windows = require('./windows')
+
+const WEBTORRENT_VERSION = require('webtorrent/package.json').version
 
 let shouldQuit = false
 let argv = sliceArgv(process.argv)
@@ -57,18 +54,13 @@ if (!shouldQuit && !config.IS_PORTABLE) {
 if (shouldQuit) {
   app.quit()
 } else {
-  init().catch(console.error)
+  init()
 }
 
-async function init () {
-  console.log('index init')
-  app.whenReady().then(() => {
-    console.log('readyyyy')
-  })
+function init () {
   app.on('second-instance', (event, commandLine, workingDirectory) => onAppOpen(commandLine))
   if (config.IS_PORTABLE) {
-    console.log('is portable')
-    const path = await import('path')
+    const path = require('path')
     // Put all user data into the "Portable Settings" folder
     app.setPath('userData', config.CONFIG_PATH)
     // Put Electron crash files, etc. into the "Portable Settings\Temp" folder
@@ -80,7 +72,7 @@ async function init () {
   app.isQuitting = false
 
   parallel({
-    appReady: (cb) => app.whenReady().then(cb),
+    appReady: (cb) => app.on('ready', () => cb(null)),
     state: (cb) => State.load(cb)
   }, onReady)
 
@@ -138,18 +130,17 @@ async function init () {
   })
 
   app.on('activate', () => {
-    console.log('activate')
     if (isReady) windows.main.show()
   })
 }
 
-async function delayedInit (state) {
+function delayedInit (state) {
   if (app.isQuitting) return
 
-  const { default: announcement } = await import('./announcement.js')
-  const { default: dock } = await import('./dock.js')
-  const { default: updater } = await import('./updater.js')
-  const { FolderWatcher } = await import('./folder-watcher.js')
+  const announcement = require('./announcement')
+  const dock = require('./dock')
+  const updater = require('./updater')
+  const FolderWatcher = require('./folder-watcher')
   const folderWatcher = new FolderWatcher({ window: windows.main, state })
 
   announcement.init()
@@ -162,13 +153,13 @@ async function delayedInit (state) {
   }
 
   if (process.platform === 'win32') {
-    const userTasks = await import('./user-tasks.js')
+    const userTasks = require('./user-tasks')
     userTasks.init()
   }
 
   if (process.platform !== 'darwin') {
-    const { init: trayInit } = await import('./tray.js')
-    trayInit()
+    const tray = require('./tray')
+    tray.init()
   }
 }
 
@@ -214,12 +205,12 @@ function sliceArgv (argv) {
   )
 }
 
-async function processArgv (argv) {
+function processArgv (argv) {
   const torrentIds = []
-  await Promise.all(argv.forEach(async arg => {
+  argv.forEach(arg => {
     if (arg === '-n' || arg === '-o' || arg === '-u') {
       // Critical path: Only load the 'dialog' package if it is needed
-      const dialog = await import('./dialog')
+      const dialog = require('./dialog')
       if (arg === '-n') {
         dialog.openSeedDirectory()
       } else if (arg === '-o') {
@@ -242,7 +233,7 @@ async function processArgv (argv) {
       // running.
       torrentIds.push(arg)
     }
-  }))
+  })
   if (torrentIds.length > 0) {
     windows.main.dispatch('onOpen', torrentIds)
   }

src/main/ipc.js

@@ -1,10 +1,13 @@
-import electron from '../../electron.cjs'
+module.exports = {
+  init,
+  setModule
+}
 
-import log from './log.js'
-import menu from './menu.js'
-import * as windows from './windows/index.js'
+const { app, ipcMain } = require('electron')
 
-const { app, ipcMain } = electron
+const log = require('./log')
+const menu = require('./menu')
+const windows = require('./windows')
 
 // Messages from the main process, to be sent once the WebTorrent process starts
 const messageQueueMainToWebTorrent = []
@@ -37,12 +40,12 @@ function init () {
    * Dialog
    */
 
-  ipcMain.on('openTorrentFile', async () => {
-    const dialog = await import('./dialog')
+  ipcMain.on('openTorrentFile', () => {
+    const dialog = require('./dialog')
     dialog.openTorrentFile()
   })
-  ipcMain.on('openFiles', async () => {
-    const dialog = await import('./dialog')
+  ipcMain.on('openFiles', () => {
+    const dialog = require('./dialog')
     dialog.openFiles()
   })
 
@@ -50,12 +53,12 @@ function init () {
    * Dock
    */
 
-  ipcMain.on('setBadge', async (e, ...args) => {
-    const dock = await import('./dock')
+  ipcMain.on('setBadge', (e, ...args) => {
+    const dock = require('./dock')
     dock.setBadge(...args)
   })
-  ipcMain.on('downloadFinished', async (e, ...args) => {
-    const dock = await import('./dock')
+  ipcMain.on('downloadFinished', (e, ...args) => {
+    const dock = require('./dock')
     dock.downloadFinished(...args)
   })
 
@@ -63,10 +66,10 @@ function init () {
    * Player Events
    */
 
-  ipcMain.on('onPlayerOpen', async () => {
-    const powerSaveBlocker = await import('./power-save-blocker')
-    const shortcuts = await import('./shortcuts')
-    const thumbar = await import('./thumbar')
+  ipcMain.on('onPlayerOpen', () => {
+    const powerSaveBlocker = require('./power-save-blocker')
+    const shortcuts = require('./shortcuts')
+    const thumbar = require('./thumbar')
 
     menu.togglePlaybackControls(true)
     powerSaveBlocker.enable()
@@ -74,17 +77,17 @@ function init () {
     thumbar.enable()
   })
 
-  ipcMain.on('onPlayerUpdate', async (e, ...args) => {
-    const thumbar = await import('./thumbar')
+  ipcMain.on('onPlayerUpdate', (e, ...args) => {
+    const thumbar = require('./thumbar')
 
     menu.onPlayerUpdate(...args)
     thumbar.onPlayerUpdate(...args)
   })
 
-  ipcMain.on('onPlayerClose', async () => {
-    const powerSaveBlocker = await import('./power-save-blocker')
-    const shortcuts = await import('./shortcuts')
-    const thumbar = await import('./thumbar')
+  ipcMain.on('onPlayerClose', () => {
+    const powerSaveBlocker = require('./power-save-blocker')
+    const shortcuts = require('./shortcuts')
+    const thumbar = require('./thumbar')
 
     menu.togglePlaybackControls(false)
     powerSaveBlocker.disable()
@@ -92,17 +95,17 @@ function init () {
     thumbar.disable()
   })
 
-  ipcMain.on('onPlayerPlay', async () => {
-    const powerSaveBlocker = await import('./power-save-blocker')
-    const thumbar = await import('./thumbar')
+  ipcMain.on('onPlayerPlay', () => {
+    const powerSaveBlocker = require('./power-save-blocker')
+    const thumbar = require('./thumbar')
 
     powerSaveBlocker.enable()
     thumbar.onPlayerPlay()
   })
 
-  ipcMain.on('onPlayerPause', async () => {
-    const powerSaveBlocker = await import('./power-save-blocker')
-    const thumbar = await import('./thumbar')
+  ipcMain.on('onPlayerPause', () => {
+    const powerSaveBlocker = require('./power-save-blocker')
+    const thumbar = require('./thumbar')
 
     powerSaveBlocker.disable()
     thumbar.onPlayerPause()
@@ -134,16 +137,16 @@ function init () {
    * Shell
    */
 
-  ipcMain.on('openPath', async (e, ...args) => {
-    const shell = await import('./shell')
+  ipcMain.on('openPath', (e, ...args) => {
+    const shell = require('./shell')
     shell.openPath(...args)
   })
-  ipcMain.on('showItemInFolder', async (e, ...args) => {
-    const shell = await import('./shell')
+  ipcMain.on('showItemInFolder', (e, ...args) => {
+    const shell = require('./shell')
     shell.showItemInFolder(...args)
   })
-  ipcMain.on('moveItemToTrash', async (e, ...args) => {
-    const shell = await import('./shell')
+  ipcMain.on('moveItemToTrash', (e, ...args) => {
+    const shell = require('./shell')
     shell.moveItemToTrash(...args)
   })
 
@@ -151,8 +154,8 @@ function init () {
    * File handlers
    */
 
-  ipcMain.on('setDefaultFileHandler', async (e, flag) => {
-    const handlers = await import('./handlers')
+  ipcMain.on('setDefaultFileHandler', (e, flag) => {
+    const handlers = require('./handlers')
 
     if (flag) handlers.install()
     else handlers.uninstall()
@@ -162,8 +165,8 @@ function init () {
    * Auto start on login
    */
 
-  ipcMain.on('setStartup', async (e, flag) => {
-    const startup = await import('./startup')
+  ipcMain.on('setStartup', (e, flag) => {
+    const startup = require('./startup')
 
     if (flag) startup.install()
     else startup.uninstall()
@@ -187,18 +190,18 @@ function init () {
    * External Media Player
    */
 
-  ipcMain.on('checkForExternalPlayer', async (e, path) => {
-    const externalPlayer = await import('./external-player')
+  ipcMain.on('checkForExternalPlayer', (e, path) => {
+    const externalPlayer = require('./external-player')
 
     externalPlayer.checkInstall(path, err => {
       windows.main.send('checkForExternalPlayer', !err)
     })
   })
 
-  ipcMain.on('openExternalPlayer', async (e, ...args) => {
-    const externalPlayer = await import('./external-player')
-    const shortcuts = await import('./shortcuts')
-    const thumbar = await import('./thumbar')
+  ipcMain.on('openExternalPlayer', (e, ...args) => {
+    const externalPlayer = require('./external-player')
+    const shortcuts = require('./shortcuts')
+    const thumbar = require('./thumbar')
 
     menu.togglePlaybackControls(false)
     shortcuts.disable()
@@ -206,8 +209,8 @@ function init () {
     externalPlayer.spawn(...args)
   })
 
-  ipcMain.on('quitExternalPlayer', async () => {
-    const externalPlayer = await import('./external-player')
+  ipcMain.on('quitExternalPlayer', () => {
+    const externalPlayer = require('./external-player')
     externalPlayer.kill()
   })
 
@@ -243,10 +246,3 @@ function init () {
     oldEmit.call(ipcMain, name, e, ...args)
   }
 }
-
-export { init }
-export { setModule }
-export default {
-  init,
-  setModule
-}

src/main/log.js

@@ -1,7 +1,5 @@
-import electron from '../../electron.cjs'
-import * as windows from './windows/index.js'
-
-const { app } = electron
+module.exports = log
+module.exports.error = error
 
 /**
  * In the main electron process, we do not use console.log() statements because they do
@@ -9,7 +7,11 @@ const { app } = electron
  * version of the app. Instead use this module, which sends the logs to the main window
  * where they can be viewed in Developer Tools.
  */
-export default function log (...args) {
+
+const { app } = require('electron')
+const windows = require('./windows')
+
+function log (...args) {
   if (app.ipcReady) {
     windows.main.send('log', ...args)
   } else {
@@ -17,7 +19,7 @@ export default function log (...args) {
   }
 }
 
-export function error (...args) {
+function error (...args) {
   if (app.ipcReady) {
     windows.main.send('error', ...args)
   } else {

src/main/menu.js

@@ -1,14 +1,23 @@
-import electron from '../../electron.cjs'
-import config from '../config.js'
-import * as windows from './windows/index.js'
-import shell from './shell.js'
+module.exports = {
+  init,
+  togglePlaybackControls,
+  setWindowFocus,
+  setAllowNav,
+  onPlayerUpdate,
+  onToggleAlwaysOnTop,
+  onToggleFullScreen
+}
+
+const { app, Menu } = require('electron')
+
+const config = require('../config')
+const windows = require('./windows')
 
 let menu = null
 
 function init () {
-  console.log('menu init')
-  menu = electron.Menu.buildFromTemplate(getMenuTemplate())
-  electron.Menu.setApplicationMenu(menu)
+  menu = Menu.buildFromTemplate(getMenuTemplate())
+  Menu.setApplicationMenu(menu)
 }
 
 function togglePlaybackControls (flag) {
@@ -76,24 +85,24 @@ function getMenuTemplate () {
             ? 'Create New Torrent...'
             : 'Create New Torrent from Folder...',
           accelerator: 'CmdOrCtrl+N',
-          click: async () => {
-            const dialog = await import('./dialog')
+          click: () => {
+            const dialog = require('./dialog')
             dialog.openSeedDirectory()
           }
         },
         {
           label: 'Open Torrent File...',
           accelerator: 'CmdOrCtrl+O',
-          click: async () => {
-            const dialog = await import('./dialog')
+          click: () => {
+            const dialog = require('./dialog')
             dialog.openTorrentFile()
           }
         },
         {
           label: 'Open Torrent Address...',
           accelerator: 'CmdOrCtrl+U',
-          click: async () => {
-            const dialog = await import('./dialog')
+          click: () => {
+            const dialog = require('./dialog')
             dialog.openTorrentAddress()
           }
         },
@@ -294,18 +303,21 @@ function getMenuTemplate () {
         {
           label: 'Learn more about ' + config.APP_NAME,
           click: () => {
+            const shell = require('./shell')
             shell.openExternal(config.HOME_PAGE_URL)
           }
         },
         {
           label: 'Release Notes',
           click: () => {
+            const shell = require('./shell')
             shell.openExternal(config.GITHUB_URL_RELEASES)
           }
         },
         {
           label: 'Contribute on GitHub',
           click: () => {
+            const shell = require('./shell')
             shell.openExternal(config.GITHUB_URL)
           }
         },
@@ -315,18 +327,21 @@ function getMenuTemplate () {
         {
           label: 'Report an Issue...',
           click: () => {
+            const shell = require('./shell')
             shell.openExternal(config.GITHUB_URL_ISSUES)
           }
         },
         {
           label: 'Follow us on Twitter',
           click: () => {
+            const shell = require('./shell')
             shell.openExternal(config.TWITTER_PAGE_URL)
           }
         }
       ]
     }
   ]
+
   if (process.platform === 'darwin') {
     // WebTorrent menu (Mac)
     template.unshift({
@@ -411,8 +426,8 @@ function getMenuTemplate () {
     // File menu (Windows, Linux)
     template[0].submenu.unshift({
       label: 'Create New Torrent from File...',
-      click: async () => {
-        const dialog = await import('./dialog')
+      click: () => {
+        const dialog = require('./dialog')
         dialog.openSeedFile()
       }
     })
@@ -445,26 +460,9 @@ function getMenuTemplate () {
     // File menu (Linux)
     template[0].submenu.push({
       label: 'Quit',
-      click: () => electron.app.quit()
+      click: () => app.quit()
     })
   }
 
   return template
 }
-
-export { init }
-export { togglePlaybackControls }
-export { setWindowFocus }
-export { setAllowNav }
-export { onPlayerUpdate }
-export { onToggleAlwaysOnTop }
-export { onToggleFullScreen }
-export default {
-  init,
-  togglePlaybackControls,
-  setWindowFocus,
-  setAllowNav,
-  onPlayerUpdate,
-  onToggleAlwaysOnTop,
-  onToggleFullScreen
-}

src/main/power-save-blocker.js

@@ -1,5 +1,10 @@
-import { powerSaveBlocker } from 'electron'
-import log from './log.js'
+module.exports = {
+  enable,
+  disable
+}
+
+const { powerSaveBlocker } = require('electron')
+const log = require('./log')
 
 let blockId = 0
 
@@ -7,7 +12,7 @@ let blockId = 0
  * Block the system from entering low-power (sleep) mode or turning off the
  * display.
  */
-export function enable () {
+function enable () {
   if (powerSaveBlocker.isStarted(blockId)) {
     // If a power saver block already exists, do nothing.
     return
@@ -19,7 +24,7 @@ export function enable () {
 /**
  * Stop blocking the system from entering low-power mode.
  */
-export function disable () {
+function disable () {
   if (!powerSaveBlocker.isStarted(blockId)) {
     // If a power saver block does not exist, do nothing.
     return

src/main/shell.js

@@ -1,7 +1,12 @@
-import electron from '../../electron.cjs'
-import log from './log.js'
+module.exports = {
+  openExternal,
+  openPath,
+  showItemInFolder,
+  moveItemToTrash
+}
 
-const { shell } = electron
+const { shell } = require('electron')
+const log = require('./log')
 
 /**
  * Open the given external protocol URL in the desktop’s default manner.
@@ -14,6 +19,7 @@ function openExternal (url) {
 /**
  * Open the given file in the desktop’s default manner.
  */
+
 function openPath (path) {
   log(`openPath: ${path}`)
   shell.openPath(path)
@@ -34,10 +40,3 @@ function moveItemToTrash (path) {
   log(`moveItemToTrash: ${path}`)
   shell.trashItem(path)
 }
-
-export default {
-  openExternal,
-  openPath,
-  showItemInFolder,
-  moveItemToTrash
-}

src/main/shortcuts.js

@@ -1,7 +1,12 @@
-import { globalShortcut } from 'electron'
-import * as windows from './windows'
+module.exports = {
+  disable,
+  enable
+}
 
-export function enable () {
+const { globalShortcut } = require('electron')
+const windows = require('./windows')
+
+function enable () {
   // Register play/pause media key, available on some keyboards.
   globalShortcut.register(
     'MediaPlayPause',
@@ -17,7 +22,7 @@ export function enable () {
   )
 }
 
-export function disable () {
+function disable () {
   // Return the media key to the OS, so other apps can use it.
   globalShortcut.unregister('MediaPlayPause')
   globalShortcut.unregister('MediaNextTrack')

src/main/squirrel-win32.js

@@ -1,16 +1,23 @@
-import { app } from 'electron'
-import path from 'path'
-import { spawn } from 'child_process'
-import handlers from './handlers.js'
+module.exports = {
+  handleEvent
+}
+
+const { app } = require('electron')
+
+const path = require('path')
+const spawn = require('child_process').spawn
+
+const handlers = require('./handlers')
 
 const EXE_NAME = path.basename(process.execPath)
 const UPDATE_EXE = path.join(process.execPath, '..', '..', 'Update.exe')
 
 const run = (args, done) => {
-  spawn(UPDATE_EXE, args, { detached: true }).on('close', done)
+  spawn(UPDATE_EXE, args, { detached: true })
+    .on('close', done)
 }
 
-export function handleEvent (cmd) {
+function handleEvent (cmd) {
   if (cmd === '--squirrel-install' || cmd === '--squirrel-updated') {
     run([`--createShortcut=${EXE_NAME}`], app.quit)
     return true

src/main/startup.js

@@ -1,12 +1,17 @@
-import { APP_NAME } from '../config.js'
-import AutoLaunch from 'auto-launch'
+module.exports = {
+  install,
+  uninstall
+}
+
+const { APP_NAME } = require('../config')
+const AutoLaunch = require('auto-launch')
 
 const appLauncher = new AutoLaunch({
   name: APP_NAME,
   isHidden: true
 })
 
-export function install () {
+function install () {
   return appLauncher
     .isEnabled()
     .then(enabled => {
@@ -14,7 +19,7 @@ export function install () {
     })
 }
 
-export function uninstall () {
+function uninstall () {
   return appLauncher
     .isEnabled()
     .then(enabled => {

src/main/thumbar.js

@@ -1,6 +1,21 @@
-import path from 'path'
-import config from '../config.js'
-import * as windows from './windows'
+module.exports = {
+  disable,
+  enable,
+  onPlayerPause,
+  onPlayerPlay,
+  onPlayerUpdate
+}
+
+/**
+ * On Windows, add a "thumbnail toolbar" with a play/pause button in the taskbar.
+ * This provides users a way to access play/pause functionality without restoring
+ * or activating the window.
+ */
+
+const path = require('path')
+const config = require('../config')
+
+const windows = require('./windows')
 
 const PREV_ICON = path.join(config.STATIC_PATH, 'PreviousTrackThumbnailBarButton.png')
 const PLAY_ICON = path.join(config.STATIC_PATH, 'PlayThumbnailBarButton.png')
@@ -17,7 +32,7 @@ let buttons = []
 /**
  * Show the Windows thumbnail toolbar buttons.
  */
-export function enable () {
+function enable () {
   buttons = [
     {
       tooltip: 'Previous Track',
@@ -41,26 +56,26 @@ export function enable () {
 /**
  * Hide the Windows thumbnail toolbar buttons.
  */
-export function disable () {
+function disable () {
   buttons = []
   update()
 }
 
-export function onPlayerPause () {
+function onPlayerPause () {
   if (!isEnabled()) return
   buttons[PLAY_PAUSE].tooltip = 'Play'
   buttons[PLAY_PAUSE].icon = PLAY_ICON
   update()
 }
 
-export function onPlayerPlay () {
+function onPlayerPlay () {
   if (!isEnabled()) return
   buttons[PLAY_PAUSE].tooltip = 'Pause'
   buttons[PLAY_PAUSE].icon = PAUSE_ICON
   update()
 }
 
-export function onPlayerUpdate (state) {
+function onPlayerUpdate (state) {
   if (!isEnabled()) return
   buttons[PREV].flags = [state.hasPrevious ? 'enabled' : 'disabled']
   buttons[NEXT].flags = [state.hasNext ? 'enabled' : 'disabled']

src/main/tray.js

@@ -1,10 +1,17 @@
-import { app, Tray, Menu } from 'electron'
-import config from '../config.js'
-import * as windows from './windows'
+module.exports = {
+  hasTray,
+  init,
+  setWindowFocus
+}
+
+const { app, Tray, Menu } = require('electron')
+
+const config = require('../config')
+const windows = require('./windows')
 
 let tray
 
-export function init () {
+function init () {
   if (process.platform === 'linux') {
     initLinux()
   }
@@ -17,11 +24,11 @@ export function init () {
 /**
  * Returns true if there a tray icon is active.
  */
-export function hasTray () {
+function hasTray () {
   return !!tray
 }
 
-export function setWindowFocus (flag) {
+function setWindowFocus (flag) {
   if (!tray) return
   updateTrayMenu()
 }
@@ -39,8 +46,8 @@ function initWin32 () {
 /**
  * Check for libappindicator support before creating tray icon.
  */
-async function checkLinuxTraySupport (cb) {
-  const cp = await import('child_process')
+function checkLinuxTraySupport (cb) {
+  const cp = require('child_process')
 
   // Check that libappindicator libraries are installed in system.
   cp.exec('ldconfig -p | grep libappindicator', (err, stdout) => {

src/main/updater.js

@@ -1,10 +1,13 @@
-import electron from '../../electron.cjs'
-import get from 'simple-get'
-import config from '../config.js'
-import log from './log.js'
-import * as windows from './windows/index.js'
+module.exports = {
+  init
+}
 
-const { autoUpdater } = electron
+const { autoUpdater } = require('electron')
+const get = require('simple-get')
+
+const config = require('../config')
+const log = require('./log')
+const windows = require('./windows')
 
 const AUTO_UPDATE_URL = config.AUTO_UPDATE_URL +
   '?version=' + config.APP_VERSION +
@@ -19,8 +22,6 @@ function init () {
   }
 }
 
-export default { init }
-
 // The Electron auto-updater does not support Linux yet, so manually check for
 // updates and show the user a modal notification.
 function initLinux () {
@@ -48,7 +49,7 @@ function onResponse (err, res, data) {
 function initDarwinWin32 () {
   autoUpdater.on(
     'error',
-    (err) => log(`Update error: ${err.message}`)
+    (err) => log.error(`Update error: ${err.message}`)
   )
 
   autoUpdater.on(

src/main/user-tasks.js

@@ -1,9 +1,13 @@
-import { app } from 'electron'
+module.exports = {
+  init
+}
+
+const { app } = require('electron')
 
 /**
  * Add a user task menu to the app icon on right-click. (Windows)
  */
-export function init () {
+function init () {
   if (process.platform !== 'win32') return
   app.setUserTasks(getUserTasks())
 }

src/main/windows/about.js

@@ -1,18 +1,17 @@
-import config from '../../config.js'
-import electron from '../../../electron.cjs'
-import * as RemoteMain from '@electron/remote/main/index.js'
-
-export const about = {
+const about = module.exports = {
   init,
   win: null
 }
 
+const config = require('../../config')
+const { BrowserWindow } = require('electron')
+
 function init () {
   if (about.win) {
     return about.win.show()
   }
 
-  const win = about.win = new electron.BrowserWindow({
+  const win = about.win = new BrowserWindow({
     backgroundColor: '#ECECEC',
     center: true,
     fullscreen: false,
@@ -34,7 +33,8 @@ function init () {
     },
     width: 300
   })
-  RemoteMain.enable(win.webContents)
+  require('@electron/remote/main').enable(win.webContents)
+
   win.loadURL(config.WINDOW_ABOUT)
 
   win.once('ready-to-show', () => {

src/main/windows/index.js

@@ -1,3 +1,3 @@
-export * from './about.js'
-export * from './main.js'
-export * from './webtorrent.js'
+exports.about = require('./about')
+exports.main = require('./main')
+exports.webtorrent = require('./webtorrent')

src/main/windows/main.js

@@ -1,13 +1,4 @@
-import debounce from 'debounce'
-import electron from '../../../electron.cjs'
-import config from '../../config.js'
-import log from '../log.js'
-import menu from '../menu.js'
-import * as RemoteMain from '@electron/remote/main/index.js'
-
-const { app, BrowserWindow, screen } = electron
-
-export const main = {
+const main = module.exports = {
   dispatch,
   hide,
   init,
@@ -23,6 +14,13 @@ export const main = {
   win: null
 }
 
+const { app, BrowserWindow, screen } = require('electron')
+const debounce = require('debounce')
+
+const config = require('../../config')
+const log = require('../log')
+const menu = require('../menu')
+
 function init (state, options) {
   if (main.win) {
     return main.win.show()
@@ -52,8 +50,8 @@ function init (state, options) {
     x: initialBounds.x,
     y: initialBounds.y
   })
-  RemoteMain.enable(win.webContents)
-  console.log(config.WINDOW_MAIN)
+  require('@electron/remote/main').enable(win.webContents)
+
   win.loadURL(config.WINDOW_MAIN)
 
   win.once('ready-to-show', () => {
@@ -93,17 +91,17 @@ function init (state, options) {
   })
 
   win.on('move', debounce(e => {
-    send('windowBoundsChanged', e.sender.getBounds())
+    send('windowBoundsChanged', main.win.getBounds())
   }, 1000))
 
   win.on('resize', debounce(e => {
-    send('windowBoundsChanged', e.sender.getBounds())
+    send('windowBoundsChanged', main.win.getBounds())
   }, 1000))
 
-  win.on('close', async e => {
+  win.on('close', e => {
     if (process.platform !== 'darwin') {
-      const { hasTray } = await import('../tray.js')
-      if (!hasTray()) {
+      const tray = require('../tray')
+      if (!tray.hasTray()) {
         app.quit()
         return
       }

src/main/windows/webtorrent.js

@@ -1,8 +1,4 @@
-import electron from '../../../electron.cjs'
-import config from '../../config.js'
-import * as RemoteMain from '@electron/remote/main/index.js'
-
-export const webtorrent = {
+const webtorrent = module.exports = {
   init,
   send,
   show,
@@ -10,8 +6,12 @@ export const webtorrent = {
   win: null
 }
 
+const { app, BrowserWindow } = require('electron')
+
+const config = require('../../config')
+
 function init () {
-  const win = webtorrent.win = new electron.BrowserWindow({
+  const win = webtorrent.win = new BrowserWindow({
     backgroundColor: '#1E1E1E',
     center: true,
     fullscreen: false,
@@ -33,11 +33,13 @@ function init () {
     },
     width: 150
   })
-  RemoteMain.enable(win.webContents)
+  require('@electron/remote/main').enable(win.webContents)
+
   win.loadURL(config.WINDOW_WEBTORRENT)
+
   // Prevent killing the WebTorrent process
   win.on('close', e => {
-    if (electron.app.isQuitting) {
+    if (app.isQuitting) {
       return
     }
     e.preventDefault()

src/renderer/components/create-torrent-error-page.js

@@ -1,7 +1,8 @@
-import * as React from 'react'
-import { dispatcher } from '../lib/dispatcher.js'
+const React = require('react')
 
-export default class CreateTorrentErrorPage extends React.Component {
+const { dispatcher } = require('../lib/dispatcher')
+
+module.exports = class CreateTorrentErrorPage extends React.Component {
   render () {
     return (
       <div className='create-torrent'>

src/renderer/components/delete-all-torrents-modal.js

@@ -1,8 +1,9 @@
-import * as React from 'react'
-import ModalOKCancel from './modal-ok-cancel.js'
-import { dispatch, dispatcher } from '../lib/dispatcher.js'
+const React = require('react')
 
-export default class DeleteAllTorrentsModal extends React.Component {
+const ModalOKCancel = require('./modal-ok-cancel')
+const { dispatch, dispatcher } = require('../lib/dispatcher')
+
+module.exports = class DeleteAllTorrentsModal extends React.Component {
   render () {
     const { state: { modal: { deleteData } } } = this.props
     const message = deleteData

src/renderer/components/header.js

@@ -1,7 +1,8 @@
-import * as React from 'react'
-import { dispatcher } from '../lib/dispatcher.js'
+const React = require('react')
 
-export default class Header extends React.Component {
+const { dispatcher } = require('../lib/dispatcher')
+
+class Header extends React.Component {
   render () {
     const loc = this.props.state.location
     return (
@@ -10,6 +11,7 @@ export default class Header extends React.Component {
         onMouseMove={dispatcher('mediaMouseMoved')}
         onMouseEnter={dispatcher('mediaControlsMouseEnter')}
         onMouseLeave={dispatcher('mediaControlsMouseLeave')}
+        role='navigation'
       >
         {this.getTitle()}
         <div className='nav left float-left'>
@@ -17,6 +19,9 @@ export default class Header extends React.Component {
             className={'icon back ' + (loc.hasBack() ? '' : 'disabled')}
             title='Back'
             onClick={dispatcher('back')}
+            role='button'
+            aria-disabled={!loc.hasBack()}
+            aria-label='Back'
           >
             chevron_left
           </i>
@@ -24,6 +29,9 @@ export default class Header extends React.Component {
             className={'icon forward ' + (loc.hasForward() ? '' : 'disabled')}
             title='Forward'
             onClick={dispatcher('forward')}
+            role='button'
+            aria-disabled={!loc.hasForward()}
+            aria-label='Forward'
           >
             chevron_right
           </i>
@@ -49,9 +57,12 @@ export default class Header extends React.Component {
         className='icon add'
         title='Add torrent'
         onClick={dispatcher('openFiles')}
+        role='button'
       >
         add
       </i>
     )
   }
 }
+
+module.exports = Header

src/renderer/components/heading.js

@@ -1,8 +1,9 @@
-import * as React from 'react'
-import PropTypes from 'prop-types'
-import * as colors from 'material-ui/styles/colors'
+const React = require('react')
+const PropTypes = require('prop-types')
 
-export default class Heading extends React.Component {
+const colors = require('material-ui/styles/colors')
+
+class Heading extends React.Component {
   static get propTypes () {
     return {
       level: PropTypes.number
@@ -30,3 +31,5 @@ export default class Heading extends React.Component {
     )
   }
 }
+
+module.exports = Heading

src/renderer/components/modal-ok-cancel.js

@@ -1,10 +1,8 @@
-import * as React from 'react'
-import flatButton from 'material-ui/FlatButton'
-import raisedButton from 'material-ui/RaisedButton'
+const React = require('react')
+const FlatButton = require('material-ui/FlatButton').default
+const RaisedButton = require('material-ui/RaisedButton').default
 
-const FlatButton = flatButton.default
-const RaisedButton = raisedButton.default
-export default class ModalOKCancel extends React.Component {
+module.exports = class ModalOKCancel extends React.Component {
   render () {
     const cancelStyle = { marginRight: 10, color: 'black' }
     const { cancelText, onCancel, okText, onOK } = this.props

src/renderer/components/open-torrent-address-modal.js

@@ -1,14 +1,12 @@
-import * as React from 'react'
-import textField from 'material-ui/TextField'
-import electron from 'electron'
-import ModalOKCancel from './modal-ok-cancel.js'
-import { dispatch, dispatcher } from '../lib/dispatcher.js'
-import { isMagnetLink } from '../lib/torrent-player.js'
+const React = require('react')
+const TextField = require('material-ui/TextField').default
+const { clipboard } = require('electron')
 
-const TextField = textField.default
-const { clipboard } = electron
+const ModalOKCancel = require('./modal-ok-cancel')
+const { dispatch, dispatcher } = require('../lib/dispatcher')
+const { isMagnetLink } = require('../lib/torrent-player')
 
-export default class OpenTorrentAddressModal extends React.Component {
+module.exports = class OpenTorrentAddressModal extends React.Component {
   render () {
     return (
       <div className='open-torrent-address-modal'>

src/renderer/components/path-selector.js

@@ -1,17 +1,17 @@
-import path from 'path'
-import * as colors from 'material-ui/styles/colors'
-import remote from '@electron/remote'
-import * as React from 'react'
-import PropTypes from 'prop-types'
-import raisedButton from 'material-ui/RaisedButton'
-import textField from 'material-ui/TextField'
+const path = require('path')
+
+const colors = require('material-ui/styles/colors')
+const remote = require('@electron/remote')
+const React = require('react')
+const PropTypes = require('prop-types')
+
+const RaisedButton = require('material-ui/RaisedButton').default
+const TextField = require('material-ui/TextField').default
 
-const RaisedButton = raisedButton.default
-const TextField = textField.default
 // Lets you pick a file or directory.
 // Uses the system Open File dialog.
 // You can't edit the text field directly.
-export default class PathSelector extends React.Component {
+class PathSelector extends React.Component {
   static propTypes () {
     return {
       className: PropTypes.string,
@@ -81,3 +81,5 @@ export default class PathSelector extends React.Component {
     )
   }
 }
+
+module.exports = PathSelector

src/renderer/components/remove-torrent-modal.js

@@ -1,8 +1,9 @@
-import * as React from 'react'
-import ModalOKCancel from './modal-ok-cancel.js'
-import { dispatch, dispatcher } from '../lib/dispatcher.js'
+const React = require('react')
 
-export default class RemoveTorrentModal extends React.Component {
+const ModalOKCancel = require('./modal-ok-cancel')
+const { dispatch, dispatcher } = require('../lib/dispatcher')
+
+module.exports = class RemoveTorrentModal extends React.Component {
   render () {
     const state = this.props.state
     const message = state.modal.deleteData

src/renderer/components/show-more.js

@@ -1,10 +1,9 @@
-import * as React from 'react'
-import PropTypes from 'prop-types'
-import raisedButton from 'material-ui/RaisedButton'
+const React = require('react')
+const PropTypes = require('prop-types')
 
-const RaisedButton = raisedButton.default
+const RaisedButton = require('material-ui/RaisedButton').default
 
-export default class ShowMore extends React.Component {
+class ShowMore extends React.Component {
   static get propTypes () {
     return {
       defaultExpanded: PropTypes.bool,
@@ -22,9 +21,11 @@ export default class ShowMore extends React.Component {
 
   constructor (props) {
     super(props)
+
     this.state = {
       expanded: !!this.props.defaultExpanded
     }
+
     this.handleClick = this.handleClick.bind(this)
   }
 
@@ -50,3 +51,5 @@ export default class ShowMore extends React.Component {
     )
   }
 }
+
+module.exports = ShowMore

src/renderer/components/unsupported-media-modal.js

@@ -1,9 +1,10 @@
-import * as React from 'react'
-import { shell } from 'electron'
-import ModalOKCancel from './modal-ok-cancel.js'
-import { dispatcher } from '../lib/dispatcher.js'
+const React = require('react')
+const { shell } = require('electron')
 
-export default class UnsupportedMediaModal extends React.Component {
+const ModalOKCancel = require('./modal-ok-cancel')
+const { dispatcher } = require('../lib/dispatcher')
+
+module.exports = class UnsupportedMediaModal extends React.Component {
   render () {
     const state = this.props.state
     const err = state.modal.error

src/renderer/components/update-available-modal.js

@@ -1,9 +1,10 @@
-import * as React from 'react'
-import { shell } from 'electron'
-import ModalOKCancel from './modal-ok-cancel.js'
-import { dispatch } from '../lib/dispatcher.js'
+const React = require('react')
+const { shell } = require('electron')
 
-export default class UpdateAvailableModal extends React.Component {
+const ModalOKCancel = require('./modal-ok-cancel')
+const { dispatch } = require('../lib/dispatcher')
+
+module.exports = class UpdateAvailableModal extends React.Component {
   render () {
     const state = this.props.state
     return (

src/renderer/controllers/audio-tracks-controller.js

@@ -1,6 +1,6 @@
-import { dispatch } from '../lib/dispatcher.js'
+const { dispatch } = require('../lib/dispatcher')
 
-export default class AudioTracksController {
+module.exports = class AudioTracksController {
   constructor (state) {
     this.state = state
   }

src/renderer/controllers/folder-watcher-controller.js

@@ -1,6 +1,6 @@
-import { ipcRenderer } from 'electron'
+const { ipcRenderer } = require('electron')
 
-export default class FolderWatcherController {
+module.exports = class FolderWatcherController {
   start () {
     console.log('-- IPC: start folder watcher')
     ipcRenderer.send('startFolderWatcher')

src/renderer/controllers/media-controller.js

@@ -1,8 +1,10 @@
-import { ipcRenderer } from 'electron'
-import telemetry from '../lib/telemetry.js'
-import Playlist from '../lib/playlist.js'
+const { ipcRenderer } = require('electron')
+const telemetry = require('../lib/telemetry')
+const Playlist = require('../lib/playlist')
 
-export default class MediaController {
+// Controls local play back: the <video>/<audio> tag and VLC
+// Does not control remote casting (Chromecast etc)
+module.exports = class MediaController {
   constructor (state) {
     this.state = state
   }

src/renderer/controllers/playback-controller.js

@@ -1,29 +1,19 @@
-import { ipcRenderer } from 'electron'
-import path from 'path'
-import Cast from '../lib/cast.js'
-import { dispatch } from '../lib/dispatcher.js'
-import telemetry from '../lib/telemetry.js'
-import { UnplayableFileError, UnplayableTorrentError } from '../lib/errors.js'
-import sound from '../lib/sound.js'
-import TorrentPlayer from '../lib/torrent-player.js'
-import TorrentSummary from '../lib/torrent-summary.js'
-import Playlist from '../lib/playlist.js'
-import State from '../lib/state.js'
-// Checks whether we are connected and already casting
-// Returns false if we not casting (state.playing.location === 'local')
-// or if we're trying to connect but haven't yet ('chromecast-pending', etc)
-function isCasting (state) {
-  return state.playing.location === 'chromecast' ||
-        state.playing.location === 'airplay' ||
-        state.playing.location === 'dlna'
-}
-function restoreBounds (state) {
-  ipcRenderer.send('setAspectRatio', 0)
-  if (state.window.bounds) {
-    ipcRenderer.send('setBounds', state.window.bounds, false)
-  }
-}
-export default class PlaybackController {
+const { ipcRenderer } = require('electron')
+const path = require('path')
+
+const Cast = require('../lib/cast')
+const { dispatch } = require('../lib/dispatcher')
+const telemetry = require('../lib/telemetry')
+const { UnplayableFileError, UnplayableTorrentError } = require('../lib/errors')
+const sound = require('../lib/sound')
+const TorrentPlayer = require('../lib/torrent-player')
+const TorrentSummary = require('../lib/torrent-summary')
+const Playlist = require('../lib/playlist')
+const State = require('../lib/state')
+
+// Controls playback of torrents and files within torrents
+// both local (<video>,<audio>,external player) and remote (cast)
+module.exports = class PlaybackController {
   constructor (state, config, update) {
     this.state = state
     this.config = config
@@ -36,10 +26,12 @@ export default class PlaybackController {
   // * If no file index is provided, restore the most recently viewed file or autoplay the first
   playFile (infoHash, index /* optional */) {
     this.pauseActiveTorrents(infoHash)
+
     const state = this.state
     if (state.location.url() === 'player') {
       this.updatePlayer(infoHash, index, false, (err) => {
-        if (err) { dispatch('error', err) } else { this.play() }
+        if (err) dispatch('error', err)
+        else this.play()
       })
     } else {
       let initialized = false
@@ -47,10 +39,13 @@ export default class PlaybackController {
         url: 'player',
         setup: (cb) => {
           const torrentSummary = TorrentSummary.getByKey(state, infoHash)
+
           if (index === undefined || initialized) index = torrentSummary.mostRecentFileIndex
           if (index === undefined) index = torrentSummary.files.findIndex(TorrentPlayer.isPlayable)
           if (index === undefined) return cb(new UnplayableTorrentError())
+
           initialized = true
+
           this.openPlayer(infoHash, index, (err) => {
             if (!err) this.play()
             cb(err)
@@ -58,7 +53,7 @@ export default class PlaybackController {
         },
         destroy: () => this.closePlayer()
       }, (err) => {
-        if (err) { dispatch('error', err) }
+        if (err) dispatch('error', err)
       })
     }
   }
@@ -66,7 +61,9 @@ export default class PlaybackController {
   // Open a file in OS default app.
   openPath (infoHash, index) {
     const torrentSummary = TorrentSummary.getByKey(this.state, infoHash)
-    const filePath = path.join(torrentSummary.path, torrentSummary.files[index].path)
+    const filePath = path.join(
+      torrentSummary.path,
+      torrentSummary.files[index].path)
     ipcRenderer.send('openPath', filePath)
   }
 
@@ -74,21 +71,27 @@ export default class PlaybackController {
   playPause () {
     const state = this.state
     if (state.location.url() !== 'player') return
+
     // force rerendering if window is hidden,
     // in order to bypass `raf` and play/pause media immediately
     const mediaTag = document.querySelector('video,audio')
     if (!state.window.isVisible && mediaTag) {
-      if (state.playing.isPaused) { mediaTag.play() } else { mediaTag.pause() }
+      if (state.playing.isPaused) mediaTag.play()
+      else mediaTag.pause()
     }
-    if (state.playing.isPaused) { this.play() } else { this.pause() }
+
+    if (state.playing.isPaused) this.play()
+    else this.pause()
   }
 
   pauseActiveTorrents (infoHash) {
     // Playback Priority: pause all active torrents if needed.
     if (!this.state.saved.prefs.highestPlaybackPriority) return
+
     // Do not pause active torrents if playing a fully downloaded torrent.
     const torrentSummary = TorrentSummary.getByKey(this.state, infoHash)
     if (torrentSummary.status === 'seeding') return
+
     dispatch('prioritizeTorrent', infoHash)
   }
 
@@ -96,9 +99,11 @@ export default class PlaybackController {
   nextTrack () {
     const state = this.state
     if (Playlist.hasNext(state) && state.playing.location !== 'external') {
-      this.updatePlayer(state.playing.infoHash, Playlist.getNextIndex(state), false, (err) => {
-        if (err) { dispatch('error', err) } else { this.play() }
-      })
+      this.updatePlayer(
+        state.playing.infoHash, Playlist.getNextIndex(state), false, (err) => {
+          if (err) dispatch('error', err)
+          else this.play()
+        })
     }
   }
 
@@ -106,9 +111,11 @@ export default class PlaybackController {
   previousTrack () {
     const state = this.state
     if (Playlist.hasPrevious(state) && state.playing.location !== 'external') {
-      this.updatePlayer(state.playing.infoHash, Playlist.getPreviousIndex(state), false, (err) => {
-        if (err) { dispatch('error', err) } else { this.play() }
-      })
+      this.updatePlayer(
+        state.playing.infoHash, Playlist.getPreviousIndex(state), false, (err) => {
+          if (err) dispatch('error', err)
+          else this.play()
+        })
     }
   }
 
@@ -145,7 +152,8 @@ export default class PlaybackController {
       console.error('Tried to skip to a non-finite time ' + time)
       return console.trace()
     }
-    if (isCasting(this.state)) { Cast.seek(time) } else { this.state.playing.jumpToTime = time }
+    if (isCasting(this.state)) Cast.seek(time)
+    else this.state.playing.jumpToTime = time
   }
 
   // Show video preview
@@ -197,6 +205,7 @@ export default class PlaybackController {
   setVolume (volume) {
     // check if its in [0.0 - 1.0] range
     volume = Math.max(0, Math.min(1, volume))
+
     const state = this.state
     if (isCasting(state)) {
       Cast.setVolume(volume)
@@ -213,6 +222,7 @@ export default class PlaybackController {
   showOrHidePlayerControls () {
     const state = this.state
     const hideControls = state.shouldHidePlayerControls()
+
     if (hideControls !== state.playing.hideControls) {
       state.playing.hideControls = hideControls
       return true
@@ -224,10 +234,13 @@ export default class PlaybackController {
   openPlayer (infoHash, index, cb) {
     const state = this.state
     const torrentSummary = TorrentSummary.getByKey(state, infoHash)
+
     state.playing.infoHash = torrentSummary.infoHash
     state.playing.isReady = false
+
     // update UI to show pending playback
     sound.play('PLAY')
+
     this.startServer(torrentSummary)
     ipcRenderer.send('onPlayerOpen')
     this.updatePlayer(infoHash, index, true, cb)
@@ -236,12 +249,15 @@ export default class PlaybackController {
   // Starts WebTorrent server for media streaming
   startServer (torrentSummary) {
     const state = this.state
+
     if (torrentSummary.status === 'paused') {
       dispatch('startTorrentingSummary', torrentSummary.torrentKey)
-      ipcRenderer.once('wt-ready-' + torrentSummary.infoHash, () => onTorrentReady())
+      ipcRenderer.once('wt-ready-' + torrentSummary.infoHash,
+        () => onTorrentReady())
     } else {
       onTorrentReady()
     }
+
     function onTorrentReady () {
       ipcRenderer.send('wt-start-server', torrentSummary.infoHash)
       ipcRenderer.once('wt-server-running', () => { state.playing.isReady = true })
@@ -251,13 +267,17 @@ export default class PlaybackController {
   // Called each time the current file changes
   updatePlayer (infoHash, index, resume, cb) {
     const state = this.state
+
     const torrentSummary = TorrentSummary.getByKey(state, infoHash)
     const fileSummary = torrentSummary.files[index]
+
     if (!TorrentPlayer.isPlayable(fileSummary)) {
       torrentSummary.mostRecentFileIndex = undefined
       return cb(new UnplayableFileError())
     }
+
     torrentSummary.mostRecentFileIndex = index
+
     // update state
     state.playing.infoHash = infoHash
     state.playing.fileIndex = index
@@ -267,7 +287,8 @@ export default class PlaybackController {
       : TorrentPlayer.isAudio(fileSummary)
         ? 'audio'
         : 'other'
-        // pick up where we left off
+
+    // pick up where we left off
     let jumpToTime = 0
     if (resume && fileSummary.currentTime) {
       const fraction = fileSummary.currentTime / fileSummary.duration
@@ -277,24 +298,30 @@ export default class PlaybackController {
       }
     }
     state.playing.jumpToTime = jumpToTime
+
     // if it's audio, parse out the metadata (artist, title, etc)
     if (torrentSummary.status === 'paused') {
       ipcRenderer.once('wt-ready-' + torrentSummary.infoHash, getAudioMetadata)
     } else {
       getAudioMetadata()
     }
+
     function getAudioMetadata () {
       if (state.playing.type === 'audio') {
         ipcRenderer.send('wt-get-audio-metadata', torrentSummary.infoHash, index)
       }
     }
+
     // if it's video, check for subtitles files that are done downloading
     dispatch('checkForSubtitles')
+
     // enable previously selected subtitle track
     if (fileSummary.selectedSubtitle) {
       dispatch('addSubtitles', [fileSummary.selectedSubtitle], true)
     }
+
     state.window.title = fileSummary.name
+
     // play in VLC if set as default player (Preferences / Playback / Play in VLC)
     if (this.state.saved.prefs.openExternalPlayer) {
       dispatch('openExternalPlayer')
@@ -302,8 +329,10 @@ export default class PlaybackController {
       cb()
       return
     }
+
     // otherwise, play the video
     this.update()
+
     ipcRenderer.send('onPlayerUpdate', Playlist.hasNext(state), Playlist.hasPrevious(state))
     cb()
   }
@@ -334,13 +363,33 @@ export default class PlaybackController {
       dispatch('toggleFullScreen', false)
     }
     restoreBounds(state)
+
     // Tell the WebTorrent process to kill the torrent-to-HTTP server
     ipcRenderer.send('wt-stop-server')
+
     ipcRenderer.send('onPlayerClose')
+
     // Playback Priority: resume previously paused downloads.
     if (this.state.saved.prefs.highestPlaybackPriority) {
       dispatch('resumePausedTorrents')
     }
+
     this.update()
   }
 }
+
+// Checks whether we are connected and already casting
+// Returns false if we not casting (state.playing.location === 'local')
+// or if we're trying to connect but haven't yet ('chromecast-pending', etc)
+function isCasting (state) {
+  return state.playing.location === 'chromecast' ||
+    state.playing.location === 'airplay' ||
+    state.playing.location === 'dlna'
+}
+
+function restoreBounds (state) {
+  ipcRenderer.send('setAspectRatio', 0)
+  if (state.window.bounds) {
+    ipcRenderer.send('setBounds', state.window.bounds, false)
+  }
+}

src/renderer/controllers/prefs-controller.js

@@ -1,7 +1,8 @@
-import { dispatch } from '../lib/dispatcher.js'
-import { ipcRenderer } from 'electron'
+const { dispatch } = require('../lib/dispatcher')
+const { ipcRenderer } = require('electron')
 
-export default class PrefsController {
+// Controls the Preferences screen
+module.exports = class PrefsController {
   constructor (state, config) {
     this.state = state
     this.config = config

src/renderer/controllers/subtitles-controller.js

@@ -1,10 +1,11 @@
-import remote from '@electron/remote'
-import fs from 'fs'
-import path from 'path'
-import parallel from 'run-parallel'
-import { dispatch } from '../lib/dispatcher.js'
+const remote = require('@electron/remote')
+const fs = require('fs')
+const path = require('path')
+const parallel = require('run-parallel')
 
-export default class SubtitlesController {
+const { dispatch } = require('../lib/dispatcher')
+
+module.exports = class SubtitlesController {
   constructor (state) {
     this.state = state
   }
@@ -81,11 +82,11 @@ export default class SubtitlesController {
   }
 }
 
-async function loadSubtitle (file, cb) {
+function loadSubtitle (file, cb) {
   // Lazy load to keep startup fast
-  const concat = await import('simple-concat')
-  const LanguageDetect = await import('languagedetect')
-  const srtToVtt = await import('srt-to-vtt')
+  const concat = require('simple-concat')
+  const LanguageDetect = require('languagedetect')
+  const srtToVtt = require('srt-to-vtt')
 
   // Read the .SRT or .VTT file, parse it, add subtitle track
   const filePath = file.path || file
@@ -114,8 +115,8 @@ async function loadSubtitle (file, cb) {
 
 // Checks whether a language name like 'English' or 'German' matches the system
 // language, aka the current locale
-async function isSystemLanguage (language) {
-  const iso639 = await import('iso-639-1')
+function isSystemLanguage (language) {
+  const iso639 = require('iso-639-1')
   const osLangISO = window.navigator.language.split('-')[0] // eg 'en'
   const langIso = iso639.getCode(language) // eg 'de' if language is 'German'
   return langIso === osLangISO

src/renderer/controllers/torrent-controller.js

@@ -1,10 +1,11 @@
-import path from 'path'
-import { ipcRenderer } from 'electron'
-import TorrentSummary from '../lib/torrent-summary.js'
-import sound from '../lib/sound.js'
-import { dispatch } from '../lib/dispatcher.js'
+const path = require('path')
+const { ipcRenderer } = require('electron')
 
-export default class TorrentController {
+const TorrentSummary = require('../lib/torrent-summary')
+const sound = require('../lib/sound')
+const { dispatch } = require('../lib/dispatcher')
+
+module.exports = class TorrentController {
   constructor (state) {
     this.state = state
   }

src/renderer/controllers/torrent-list-controller.js

@@ -1,18 +1,17 @@
-import fs from 'fs'
-import path from 'path'
-import electron from 'electron'
-import remote from '@electron/remote'
+const fs = require('fs')
+const path = require('path')
+const { ipcRenderer, clipboard } = require('electron')
+const remote = require('@electron/remote')
 
-import { dispatch } from '../lib/dispatcher.js'
-import { TorrentKeyNotFoundError } from '../lib/errors.js'
-import sound from '../lib/sound.js'
-import TorrentSummary from '../lib/torrent-summary.js'
-
-const { ipcRenderer, clipboard } = electron
+const { dispatch } = require('../lib/dispatcher')
+const { TorrentKeyNotFoundError } = require('../lib/errors')
+const sound = require('../lib/sound')
+const TorrentSummary = require('../lib/torrent-summary')
 
 const instantIoRegex = /^(https:\/\/)?instant\.io\/#/
 
-export default class TorrentListController {
+// Controls the torrent list: creating, adding, deleting, & manipulating torrents
+module.exports = class TorrentListController {
   constructor (state) {
     this.state = state
   }
@@ -114,6 +113,10 @@ export default class TorrentListController {
     }
   }
 
+  setGlobalTrackers (globalTrackers) {
+    ipcRenderer.send('wt-set-global-trackers', globalTrackers)
+  }
+
   // TODO: use torrentKey, not infoHash
   toggleTorrent (infoHash) {
     const torrentSummary = TorrentSummary.getByKey(this.state, infoHash)

src/renderer/controllers/update-controller.js

@@ -1,6 +1,7 @@
-import { dispatch } from '../lib/dispatcher.js'
+const { dispatch } = require('../lib/dispatcher')
 
-export default class UpdateController {
+// Controls the UI checking for new versions of the app, prompting install
+module.exports = class UpdateController {
   constructor (state) {
     this.state = state
   }

src/renderer/lib/cast.js

@@ -1,18 +1,40 @@
-import http from 'http'
-import config from '../src/config.js'
-import { CastingError } from './errors.js'
+// The Cast module talks to Airplay and Chromecast
+// * Modifies state when things change
+// * Starts and stops casting, provides remote video controls
+module.exports = {
+  init,
+  toggleMenu,
+  selectDevice,
+  stop,
+  play,
+  pause,
+  seek,
+  setVolume,
+  setRate
+}
+
+const http = require('http')
+
+const config = require('../../config')
+const { CastingError } = require('./errors')
+
 // Lazy load these for a ~300ms improvement in startup time
 let airplayer, chromecasts, dlnacasts
+
 // App state. Cast modifies state.playing and state.errors in response to events
 let state
+
 // Callback to notify module users when state has changed
 let update
+
 // setInterval() for updating cast status
 let statusInterval = null
+
 // Start looking for cast devices on the local network
 function init (appState, callback) {
   state = appState
   update = callback
+
   // Don't actually cast during integration tests
   // (Otherwise you'd need a physical Chromecast + AppleTV + DLNA TV to run them.)
   if (config.IS_TEST) {
@@ -21,26 +43,32 @@ function init (appState, callback) {
     state.devices.dlna = testPlayer('dlna')
     return
   }
+
   // Load modules, scan the network for devices
   airplayer = require('airplayer')()
   chromecasts = require('chromecasts')()
   dlnacasts = require('dlnacasts')()
+
   state.devices.chromecast = chromecastPlayer()
   state.devices.dlna = dlnaPlayer()
   state.devices.airplay = airplayPlayer()
+
   // Listen for devices: Chromecast, DLNA and Airplay
   chromecasts.on('update', device => {
     // TODO: how do we tell if there are *no longer* any Chromecasts available?
     // From looking at the code, chromecasts.players only grows, never shrinks
     state.devices.chromecast.addDevice(device)
   })
+
   dlnacasts.on('update', device => {
     state.devices.dlna.addDevice(device)
   })
+
   airplayer.on('update', device => {
     state.devices.airplay.addDevice(device)
   })
 }
+
 // integration test player implementation
 function testPlayer (type) {
   return {
@@ -53,17 +81,20 @@ function testPlayer (type) {
     seek,
     volume
   }
+
   function getDevices () {
     return [{ name: type + '-1' }, { name: type + '-2' }]
   }
-  function open () { }
-  function play () { }
-  function pause () { }
-  function stop () { }
-  function status () { }
-  function seek () { }
-  function volume () { }
+
+  function open () {}
+  function play () {}
+  function pause () {}
+  function stop () {}
+  function status () {}
+  function seek () {}
+  function volume () {}
 }
+
 // chromecast player implementation
 function chromecastPlayer () {
   const ret = {
@@ -79,9 +110,11 @@ function chromecastPlayer () {
     volume
   }
   return ret
+
   function getDevices () {
     return chromecasts.players
   }
+
   function addDevice (device) {
     device.on('error', err => {
       if (device !== ret.device) return
@@ -98,6 +131,7 @@ function chromecastPlayer () {
       update()
     })
   }
+
   function serveSubtitles (callback) {
     const subtitles = state.playing.subtitles
     const selectedSubtitle = subtitles.tracks[subtitles.selectedIndex]
@@ -110,7 +144,7 @@ function chromecastPlayer () {
           'Access-Control-Allow-Origin': '*',
           'Transfer-Encoding': 'chunked'
         })
-        res.end(Buffer.from(selectedSubtitle.buffer.substr(21), 'base64'))
+        res.end(Buffer.from(selectedSubtitle.buffer.slice(21), 'base64'))
       }).listen(0, () => {
         const port = ret.subServer.address().port
         const subtitlesUrl = 'http://' + state.server.networkAddress + ':' + port + '/'
@@ -118,6 +152,7 @@ function chromecastPlayer () {
       })
     }
   }
+
   function open () {
     const torrentSummary = state.saved.torrents.find((x) => x.infoHash === state.playing.infoHash)
     serveSubtitles(subtitlesUrl => {
@@ -140,28 +175,35 @@ function chromecastPlayer () {
       })
     })
   }
+
   function play (callback) {
     ret.device.play(null, null, callback)
   }
+
   function pause (callback) {
     ret.device.pause(callback)
   }
+
   function stop (callback) {
     ret.device.stop(callback)
     if (ret.subServer) {
       ret.subServer.close()
     }
   }
+
   function status () {
     ret.device.status(handleStatus)
   }
+
   function seek (time, callback) {
     ret.device.seek(time, callback)
   }
+
   function volume (volume, callback) {
     ret.device.volume(volume, callback)
   }
 }
+
 // airplay player implementation
 function airplayPlayer () {
   const ret = {
@@ -177,6 +219,7 @@ function airplayPlayer () {
     volume
   }
   return ret
+
   function addDevice (player) {
     player.on('event', event => {
       switch (event.state) {
@@ -194,9 +237,11 @@ function airplayPlayer () {
       update()
     })
   }
+
   function getDevices () {
     return airplayer.players
   }
+
   function open () {
     ret.device.play(state.server.networkURL + '/' + state.playing.fileIndex, (err, res) => {
       if (err) {
@@ -211,15 +256,19 @@ function airplayPlayer () {
       update()
     })
   }
+
   function play (callback) {
     ret.device.resume(callback)
   }
+
   function pause (callback) {
     ret.device.pause(callback)
   }
+
   function stop (callback) {
     ret.device.stop(callback)
   }
+
   function status () {
     ret.device.playbackInfo((err, res, status) => {
       if (err) {
@@ -235,15 +284,18 @@ function airplayPlayer () {
       }
     })
   }
+
   function seek (time, callback) {
     ret.device.scrub(time, callback)
   }
+
   function volume (volume, callback) {
     // AirPlay doesn't support volume
     // TODO: We should just disable the volume slider
     state.playing.volume = volume
   }
 }
+
 // DLNA player implementation
 function dlnaPlayer (player) {
   const ret = {
@@ -259,9 +311,11 @@ function dlnaPlayer (player) {
     volume
   }
   return ret
+
   function getDevices () {
     return dlnacasts.players
   }
+
   function addDevice (device) {
     device.on('error', err => {
       if (device !== ret.device) return
@@ -278,6 +332,7 @@ function dlnaPlayer (player) {
       update()
     })
   }
+
   function open () {
     const torrentSummary = state.saved.torrents.find((x) => x.infoHash === state.playing.infoHash)
     ret.device.play(state.server.networkURL + '/' + state.playing.fileIndex, {
@@ -297,21 +352,27 @@ function dlnaPlayer (player) {
       update()
     })
   }
+
   function play (callback) {
     ret.device.play(null, null, callback)
   }
+
   function pause (callback) {
     ret.device.pause(callback)
   }
+
   function stop (callback) {
     ret.device.stop(callback)
   }
+
   function status () {
     ret.device.status(handleStatus)
   }
+
   function seek (time, callback) {
     ret.device.seek(time, callback)
   }
+
   function volume (volume, callback) {
     ret.device.volume(volume, err => {
       // quick volume update
@@ -320,15 +381,19 @@ function dlnaPlayer (player) {
     })
   }
 }
+
 function handleStatus (err, status) {
   if (err || !status) {
-    return console.log('error getting %s status: %o', state.playing.location, err || 'missing response')
+    return console.log('error getting %s status: %o',
+      state.playing.location,
+      err || 'missing response')
   }
   state.playing.isPaused = status.playerState === 'PAUSED'
   state.playing.currentTime = status.currentTime
   state.playing.volume = status.volume.muted ? 0 : status.volume.level
   update()
 }
+
 // Start polling cast device state, whenever we're connected
 function startStatusInterval () {
   statusInterval = setInterval(() => {
@@ -336,6 +401,7 @@ function startStatusInterval () {
     if (player) player.status()
   }, 1000)
 }
+
 /*
  * Shows the device menu for a given cast type ('chromecast', 'airplay', etc)
  * The menu lists eg. all Chromecasts detected; the user can click one to cast.
@@ -347,33 +413,43 @@ function toggleMenu (location) {
     state.devices.castMenu = null
     return
   }
+
   // Never cast to two devices at the same time
   if (state.playing.location !== 'local') {
-    throw new CastingError(`You can't connect to ${location} when already connected to another device`)
+    throw new CastingError(
+      `You can't connect to ${location} when already connected to another device`
+    )
   }
+
   // Find all cast devices of the given type
   const player = getPlayer(location)
   const devices = player ? player.getDevices() : []
   if (devices.length === 0) {
     throw new CastingError(`No ${location} devices available`)
   }
+
   // Show a menu
   state.devices.castMenu = { location, devices }
 }
+
 function selectDevice (index) {
   const { location, devices } = state.devices.castMenu
+
   // Start casting
   const player = getPlayer(location)
   player.device = devices[index]
   player.open()
+
   // Poll the casting device's status every few seconds
   startStatusInterval()
+
   // Show the Connecting... screen
   state.devices.castMenu = null
   state.playing.castName = devices[index].name
   state.playing.location = location + '-pending'
   update()
 }
+
 // Stops casting, move video back to local screen
 function stop () {
   const player = getPlayer()
@@ -387,6 +463,7 @@ function stop () {
     stoppedCasting()
   }
 }
+
 function stoppedCasting () {
   state.playing.location = 'local'
   state.playing.jumpToTime = Number.isFinite(state.playing.currentTime)
@@ -394,6 +471,7 @@ function stoppedCasting () {
     : 0
   update()
 }
+
 function getPlayer (location) {
   if (location) {
     return state.devices[location]
@@ -407,14 +485,17 @@ function getPlayer (location) {
     return null
   }
 }
+
 function play () {
   const player = getPlayer()
   if (player) player.play(castCallback)
 }
+
 function pause () {
   const player = getPlayer()
   if (player) player.pause(castCallback)
 }
+
 function setRate (rate) {
   let player
   let result = true
@@ -430,34 +511,17 @@ function setRate (rate) {
   }
   return result
 }
+
 function seek (time) {
   const player = getPlayer()
-  if (player) { player.seek(time, castCallback) }
+  if (player) player.seek(time, castCallback)
 }
+
 function setVolume (volume) {
   const player = getPlayer()
-  if (player) { player.volume(volume, castCallback) }
+  if (player) player.volume(volume, castCallback)
 }
+
 function castCallback (...args) {
   console.log('%s callback: %o', state.playing.location, args)
 }
-export { init }
-export { toggleMenu }
-export { selectDevice }
-export { stop }
-export { play }
-export { pause }
-export { seek }
-export { setVolume }
-export { setRate }
-export default {
-  init,
-  toggleMenu,
-  selectDevice,
-  stop,
-  play,
-  pause,
-  seek,
-  setVolume,
-  setRate
-}

src/renderer/lib/dispatcher.js

@@ -1,11 +1,20 @@
+module.exports = {
+  dispatch,
+  dispatcher,
+  setDispatch
+}
+
 const dispatchers = {}
-let _dispatch = () => { }
+let _dispatch = () => {}
+
 function setDispatch (dispatch) {
   _dispatch = dispatch
 }
+
 function dispatch (...args) {
   _dispatch(...args)
 }
+
 // Most DOM event handlers are trivial functions like `() => dispatch(<args>)`.
 // For these, `dispatcher(<args>)` is preferred because it memoizes the handler
 // function. This prevents React from updating the listener functions on
@@ -17,20 +26,14 @@ function dispatcher (...args) {
     handler = dispatchers[str] = e => {
       // Do not propagate click to elements below the button
       e.stopPropagation()
+
       if (e.currentTarget.classList.contains('disabled')) {
         // Ignore clicks on disabled elements
         return
       }
+
       dispatch(...args)
     }
   }
   return handler
 }
-export { dispatch }
-export { dispatcher }
-export { setDispatch }
-export default {
-  dispatch,
-  dispatcher,
-  setDispatch
-}

src/renderer/lib/errors.js

@@ -1,37 +1,35 @@
-import ExtendableError from 'es6-error'
+const ExtendableError = require('es6-error')
+
 /* Generic errors */
-class CastingError extends ExtendableError {
-}
-class PlaybackError extends ExtendableError {
-}
-class SoundError extends ExtendableError {
-}
-class TorrentError extends ExtendableError {
-}
+
+class CastingError extends ExtendableError {}
+class PlaybackError extends ExtendableError {}
+class SoundError extends ExtendableError {}
+class TorrentError extends ExtendableError {}
+
 /* Playback */
+
 class UnplayableTorrentError extends PlaybackError {
   constructor () { super('Can\'t play any files in torrent') }
 }
+
 class UnplayableFileError extends PlaybackError {
   constructor () { super('Can\'t play that file') }
 }
+
 /* Sound */
+
 class InvalidSoundNameError extends SoundError {
   constructor (name) { super(`Invalid sound name: ${name}`) }
 }
+
 /* Torrent */
+
 class TorrentKeyNotFoundError extends TorrentError {
   constructor (torrentKey) { super(`Can't resolve torrent key ${torrentKey}`) }
 }
-export { CastingError }
-export { PlaybackError }
-export { SoundError }
-export { TorrentError }
-export { UnplayableTorrentError }
-export { UnplayableFileError }
-export { InvalidSoundNameError }
-export { TorrentKeyNotFoundError }
-export default {
+
+module.exports = {
   CastingError,
   PlaybackError,
   SoundError,

src/renderer/lib/media-extensions.js

@@ -2,12 +2,11 @@ const mediaExtensions = {
   audio: [
     '.aac', '.aif', '.aiff', '.asf', '.dff', '.dsf', '.flac', '.m2a',
     '.m2a', '.m4a', '.mpc', '.m4b', '.mka', '.mp2', '.mp3', '.mpc', '.oga',
-    '.ogg', '.opus', '.spx', '.wma', '.wav', '.wv', '.wvp'
-  ],
+    '.ogg', '.opus', '.spx', '.wma', '.wav', '.wv', '.wvp'],
   video: [
     '.avi', '.mp4', '.m4v', '.webm', '.mov', '.mkv', '.mpg', '.mpeg',
-    '.ogv', '.webm', '.wmv', '.m2ts'
-  ],
+    '.ogv', '.webm', '.wmv', '.m2ts'],
   image: ['.gif', '.jpg', '.jpeg', '.png']
 }
-export default mediaExtensions
+
+module.exports = mediaExtensions

src/renderer/lib/migrations.js

@@ -1,8 +1,14 @@
 /* eslint-disable camelcase */
-import fs, { copyFileSync } from 'fs'
-import path from 'path'
-import semver from 'semver'
-import config from '../../config.js'
+
+module.exports = {
+  run
+}
+
+const fs = require('fs')
+const path = require('path')
+const semver = require('semver')
+
+const config = require('../../config')
 
 // Change `state.saved` (which will be saved back to config.json on exit) as
 // needed, for example to deal with config.json format changes across versions
@@ -35,14 +41,17 @@ function run (state) {
 
 // Whenever the app is updated,  re-install default handlers if the user has
 // enabled them.
-async function installHandlers (saved) {
+function installHandlers (saved) {
   if (saved.prefs.isFileHandler) {
-    const { ipcRenderer } = await import('electron')
+    const ipcRenderer = require('electron').ipcRenderer
     ipcRenderer.send('setDefaultFileHandler', true)
   }
 }
 
 function migrate_0_7_0 (saved) {
+  const { copyFileSync } = require('fs')
+  const path = require('path')
+
   saved.torrents.forEach(ts => {
     const infoHash = ts.infoHash
 
@@ -82,6 +91,7 @@ function migrate_0_7_0 (saved) {
       delete ts.posterURL
       ts.posterFileName = infoHash + extension
     }
+
     // Fix exception caused by incorrect file ordering.
     // https://github.com/webtorrent/webtorrent-desktop/pull/604#issuecomment-222805214
     delete ts.defaultPlayFileIndex
@@ -106,8 +116,8 @@ function migrate_0_11_0 (saved) {
   }
 }
 
-async function migrate_0_12_0 (saved) {
-  const TorrentSummary = await import('./torrent-summary')
+function migrate_0_12_0 (saved) {
+  const TorrentSummary = require('./torrent-summary')
 
   if (saved.prefs.openExternalPlayer == null && saved.prefs.playInVlc != null) {
     saved.prefs.openExternalPlayer = saved.prefs.playInVlc
@@ -159,6 +169,10 @@ function migrate_0_17_2 (saved) {
   // Remove the trailing dot (.) from the Wired CD torrent name, since
   // folders/files that end in a trailing dot (.) or space are not deletable from
   // Windows Explorer. See: https://github.com/webtorrent/webtorrent-desktop/issues/905
+
+  const { copyFileSync } = require('fs')
+  const rimraf = require('rimraf')
+
   const OLD_NAME = 'The WIRED CD - Rip. Sample. Mash. Share.'
   const NEW_NAME = 'The WIRED CD - Rip. Sample. Mash. Share'
 
@@ -188,7 +202,7 @@ function migrate_0_17_2 (saved) {
   } catch (err) {}
   ts.posterFileName = NEW_HASH + '.jpg'
 
-  fs.rmdirSync(path.join(config.TORRENT_PATH, ts.torrentFileName))
+  rimraf.sync(path.join(config.TORRENT_PATH, ts.torrentFileName))
   copyFileSync(
     path.join(config.STATIC_PATH, 'wiredCd.torrent'),
     path.join(config.TORRENT_PATH, NEW_HASH + '.torrent')
@@ -218,7 +232,3 @@ function migrate_0_22_0 (saved) {
     saved.prefs.externalPlayerPath = ''
   }
 }
-
-export default {
-  run
-}

src/renderer/lib/playlist.js

@@ -1,36 +1,52 @@
-import TorrentSummary from './torrent-summary.js'
-import TorrentPlayer from './torrent-player.js'
+module.exports = {
+  hasNext,
+  getNextIndex,
+  hasPrevious,
+  getPreviousIndex,
+  getCurrentLocalURL
+}
+
+const TorrentSummary = require('./torrent-summary')
+const TorrentPlayer = require('./torrent-player')
+
 const cache = {
   infoHash: null,
   previousIndex: null,
   currentIndex: null,
   nextIndex: null
 }
+
 function hasNext (state) {
   updateCache(state)
   return cache.nextIndex !== null
 }
+
 function getNextIndex (state) {
   updateCache(state)
   return cache.nextIndex
 }
+
 function hasPrevious (state) {
   updateCache(state)
   return cache.previousIndex !== null
 }
+
 function getPreviousIndex (state) {
   updateCache(state)
   return cache.previousIndex
 }
+
 function getCurrentLocalURL (state) {
   return state.server
     ? state.server.localURL + '/' + state.playing.fileIndex + '/' +
-            encodeURIComponent(state.playing.fileName)
+      encodeURIComponent(state.playing.fileName)
     : ''
 }
+
 function updateCache (state) {
   const infoHash = state.playing.infoHash
   const fileIndex = state.playing.fileIndex
+
   if (infoHash === cache.infoHash) {
     switch (fileIndex) {
       case cache.currentIndex:
@@ -49,10 +65,12 @@ function updateCache (state) {
   } else {
     cache.infoHash = infoHash
   }
+
   cache.previousIndex = findPreviousIndex(state)
   cache.currentIndex = fileIndex
   cache.nextIndex = findNextIndex(state)
 }
+
 function findPreviousIndex (state) {
   const files = TorrentSummary.getByKey(state, state.playing.infoHash).files
   for (let i = state.playing.fileIndex - 1; i >= 0; i--) {
@@ -60,6 +78,7 @@ function findPreviousIndex (state) {
   }
   return null
 }
+
 function findNextIndex (state) {
   const files = TorrentSummary.getByKey(state, state.playing.infoHash).files
   for (let i = state.playing.fileIndex + 1; i < files.length; i++) {
@@ -67,15 +86,3 @@ function findNextIndex (state) {
   }
   return null
 }
-export { hasNext }
-export { getNextIndex }
-export { hasPrevious }
-export { getPreviousIndex }
-export { getCurrentLocalURL }
-export default {
-  hasNext,
-  getNextIndex,
-  hasPrevious,
-  getPreviousIndex,
-  getCurrentLocalURL
-}

src/renderer/lib/sound.js

@@ -1,11 +1,20 @@
-import config from '../src/config.js'
-import { InvalidSoundNameError } from './errors.js'
-import path from 'path'
+module.exports = {
+  init,
+  play
+}
+
+const config = require('../../config')
+const { InvalidSoundNameError } = require('./errors')
+const path = require('path')
+
 const VOLUME = 0.25
+
 // App state to access the soundNotifications preference
 let state
+
 /* Cache of Audio elements, for instant playback */
 const cache = {}
+
 const sounds = {
   ADD: {
     url: 'file://' + path.join(config.STATIC_PATH, 'sound', 'add.wav'),
@@ -40,16 +49,20 @@ const sounds = {
     volume: VOLUME
   }
 }
+
 function init (appState) {
   state = appState
 }
+
 function play (name) {
   if (state == null) {
     return
   }
+
   if (!state.saved.prefs.soundNotifications) {
     return
   }
+
   let audio = cache[name]
   if (!audio) {
     const sound = sounds[name]
@@ -63,9 +76,3 @@ function play (name) {
   audio.currentTime = 0
   audio.play()
 }
-export { init }
-export { play }
-export default {
-  init,
-  play
-}

src/renderer/lib/state.js

@@ -1,21 +1,21 @@
-import applicationConfig from 'application-config'
-import path from 'path'
-import { EventEmitter } from 'events'
+const appConfig = require('application-config')('WebTorrent')
+const path = require('path')
+const { EventEmitter } = require('events')
 
-import config from '../../config.js'
+const config = require('../../config')
+const defaultAnnounceList = require('create-torrent').announceList.map((arr) => arr[0])
 
-const appConfig = applicationConfig('WebTorrent')
 const SAVE_DEBOUNCE_INTERVAL = 1000
 
 appConfig.filePath = path.join(config.CONFIG_PATH, 'config.json')
 
-const State = Object.assign(new EventEmitter(), {
+const State = module.exports = Object.assign(new EventEmitter(), {
   getDefaultPlayState,
   load,
   // state.save() calls are rate-limited. Use state.saveImmediate() to skip limit.
-  async save (...args) {
+  save (...args) {
     // Perf optimization: Lazy-require debounce (and it's dependencies)
-    const debounce = await import('debounce')
+    const debounce = require('debounce')
     // After first State.save() invokation, future calls go straight to the
     // debounced function
     State.save = debounce(saveImmediate, SAVE_DEBOUNCE_INTERVAL)
@@ -24,10 +24,8 @@ const State = Object.assign(new EventEmitter(), {
   saveImmediate
 })
 
-export default State
-
-async function getDefaultState () {
-  const { default: LocationHistory } = await import('location-history')
+function getDefaultState () {
+  const LocationHistory = require('location-history')
 
   return {
     /*
@@ -82,6 +80,7 @@ async function getDefaultState () {
     getPlayingTorrentSummary,
     getPlayingFileSummary,
     getExternalPlayerName,
+    getGlobalTrackers,
     shouldHidePlayerControls
   }
 }
@@ -118,9 +117,9 @@ function getDefaultPlayState () {
 }
 
 /* If the saved state file doesn't exist yet, here's what we use instead */
-async function setupStateSaved () {
-  const { copyFileSync, mkdirSync, readFileSync } = await import('fs')
-  const { default: parseTorrent } = await import('parse-torrent')
+function setupStateSaved () {
+  const { copyFileSync, mkdirSync, readFileSync } = require('fs')
+  const parseTorrent = require('parse-torrent')
 
   const saved = {
     prefs: {
@@ -132,7 +131,8 @@ async function setupStateSaved () {
       soundNotifications: true,
       autoAddTorrents: false,
       torrentsFolderPath: '',
-      highestPlaybackPriority: true
+      highestPlaybackPriority: true,
+      globalTrackers: defaultAnnounceList
     },
     torrents: config.DEFAULT_TORRENTS.map(createTorrentObject),
     torrentsToResume: [],
@@ -201,18 +201,24 @@ function shouldHidePlayerControls () {
     new Date().getTime() - this.playing.mouseStationarySince > 2000 &&
     !this.playing.mouseInControls &&
     !this.playing.isPaused &&
-    this.playing.location === 'local' &&
-    this.playing.playbackRate === 1
+    this.playing.location === 'local'
+}
+
+function getGlobalTrackers () {
+  const trackers = this.saved.prefs.globalTrackers
+  if (!trackers) {
+    return defaultAnnounceList
+  }
+  return trackers
 }
 
 async function load (cb) {
-  console.log('state load')
   let saved = await appConfig.read()
 
   if (!saved || !saved.version) {
     console.log('Missing config file: Creating new one')
     try {
-      saved = await setupStateSaved()
+      saved = setupStateSaved()
     } catch (err) {
       onSavedState(err)
       return
@@ -221,9 +227,9 @@ async function load (cb) {
 
   onSavedState(null, saved)
 
-  async function onSavedState (err, saved) {
+  function onSavedState (err, saved) {
     if (err) return cb(err)
-    const state = await getDefaultState()
+    const state = getDefaultState()
     state.saved = saved
 
     if (process.type === 'renderer') {
@@ -232,7 +238,6 @@ async function load (cb) {
       migrations.run(state)
     }
 
-    console.log('calling cb')
     cb(null, state)
   }
 }

src/renderer/lib/telemetry.js

@@ -1,14 +1,24 @@
-import remote from '@electron/remote'
-import config from '../../config.js'
+// Collects anonymous usage stats and uncaught errors
+// Reports back so that we can improve WebTorrent Desktop
+module.exports = {
+  init,
+  send,
+  logUncaughtError,
+  logPlayAttempt
+}
+
+const remote = require('@electron/remote')
+
+const config = require('../../config')
 
 let telemetry
 
-async function init (state) {
+function init (state) {
   telemetry = state.saved.telemetry
 
   // First app run
   if (!telemetry) {
-    const crypto = await import('crypto')
+    const crypto = require('crypto')
     telemetry = state.saved.telemetry = {
       userID: crypto.randomBytes(32).toString('hex') // 256-bit random ID
     }
@@ -16,7 +26,7 @@ async function init (state) {
   }
 }
 
-async function send (state) {
+function send (state) {
   const now = new Date()
   telemetry.version = config.APP_VERSION
   telemetry.timestamp = now.toISOString()
@@ -32,7 +42,7 @@ async function send (state) {
     return reset()
   }
 
-  const get = await import('simple-get')
+  const get = require('simple-get')
 
   const opts = {
     url: config.TELEMETRY_URL,
@@ -72,8 +82,8 @@ function getScreenInfo () {
 }
 
 // Track basic system info like OS version and amount of RAM
-async function getSystemInfo () {
-  const os = await import('os')
+function getSystemInfo () {
+  const os = require('os')
   return {
     osPlatform: process.platform,
     osRelease: os.type() + ' ' + os.release(),
@@ -210,14 +220,3 @@ function logPlayAttempt (result) {
   attempts.total = (attempts.total || 0) + 1
   attempts[result] = (attempts[result] || 0) + 1
 }
-
-export { init }
-export { send }
-export { logUncaughtError }
-export { logPlayAttempt }
-export default {
-  init,
-  send,
-  logUncaughtError,
-  logPlayAttempt
-}

src/renderer/lib/time.js

@@ -1,17 +1,20 @@
+module.exports = {
+  calculateEta
+}
+
 function calculateEta (missing, downloadSpeed) {
   if (downloadSpeed === 0 || missing === 0) return
+
   const rawEta = missing / downloadSpeed
   const hours = Math.floor(rawEta / 3600) % 24
   const minutes = Math.floor(rawEta / 60) % 60
   const seconds = Math.floor(rawEta % 60)
+
   // Only display hours and minutes if they are greater than 0 but always
   // display minutes if hours is being displayed
   const hoursStr = hours ? hours + ' h' : ''
   const minutesStr = (hours || minutes) ? minutes + ' min' : ''
   const secondsStr = seconds + ' s'
+
   return `${hoursStr} ${minutesStr} ${secondsStr} remaining`
 }
-export { calculateEta }
-export default {
-  calculateEta
-}

src/renderer/lib/torrent-player.js

@@ -1,45 +1,4 @@
-import path from 'path'
-import mediaExtensions from './media-extensions.js'
-// Checks whether a fileSummary or file path is audio/video that we can play,
-// based on the file extension
-function isPlayable (file) {
-  return isVideo(file) || isAudio(file)
-}
-// Checks whether a fileSummary or file path is playable video
-function isVideo (file) {
-  return mediaExtensions.video.includes(getFileExtension(file))
-}
-// Checks whether a fileSummary or file path is playable audio
-function isAudio (file) {
-  return mediaExtensions.audio.includes(getFileExtension(file))
-}
-// Checks if the argument is either:
-// - a string that's a valid filename ending in .torrent
-// - a file object where obj.name is ends in .torrent
-// - a string that's a magnet link (magnet://...)
-function isTorrent (file) {
-  return isTorrentFile(file) || isMagnetLink(file)
-}
-function isTorrentFile (file) {
-  return getFileExtension(file) === '.torrent'
-}
-function isMagnetLink (link) {
-  return typeof link === 'string' && /^(stream-)?magnet:/.test(link)
-}
-function getFileExtension (file) {
-  const name = typeof file === 'string' ? file : file.name
-  return path.extname(name).toLowerCase()
-}
-function isPlayableTorrentSummary (torrentSummary) {
-  return torrentSummary.files && torrentSummary.files.some(isPlayable)
-}
-export { isPlayable }
-export { isVideo }
-export { isAudio }
-export { isTorrent }
-export { isMagnetLink }
-export { isPlayableTorrentSummary }
-export default {
+module.exports = {
   isPlayable,
   isVideo,
   isAudio,
@@ -47,3 +6,48 @@ export default {
   isMagnetLink,
   isPlayableTorrentSummary
 }
+
+const path = require('path')
+
+const mediaExtensions = require('./media-extensions')
+
+// Checks whether a fileSummary or file path is audio/video that we can play,
+// based on the file extension
+function isPlayable (file) {
+  return isVideo(file) || isAudio(file)
+}
+
+// Checks whether a fileSummary or file path is playable video
+function isVideo (file) {
+  return mediaExtensions.video.includes(getFileExtension(file))
+}
+
+// Checks whether a fileSummary or file path is playable audio
+function isAudio (file) {
+  return mediaExtensions.audio.includes(getFileExtension(file))
+}
+
+// Checks if the argument is either:
+// - a string that's a valid filename ending in .torrent
+// - a file object where obj.name is ends in .torrent
+// - a string that's a magnet link (magnet://...)
+function isTorrent (file) {
+  return isTorrentFile(file) || isMagnetLink(file)
+}
+
+function isTorrentFile (file) {
+  return getFileExtension(file) === '.torrent'
+}
+
+function isMagnetLink (link) {
+  return typeof link === 'string' && /^(stream-)?magnet:/.test(link)
+}
+
+function getFileExtension (file) {
+  const name = typeof file === 'string' ? file : file.name
+  return path.extname(name).toLowerCase()
+}
+
+function isPlayableTorrentSummary (torrentSummary) {
+  return torrentSummary.files && torrentSummary.files.some(isPlayable)
+}

src/renderer/lib/torrent-poster.js

@@ -1,20 +1,28 @@
-import captureFrame from 'capture-frame'
-import path from 'path'
-import mediaExtensions from './media-extensions.js'
+module.exports = torrentPoster
+
+const captureFrame = require('capture-frame')
+const path = require('path')
+
+const mediaExtensions = require('./media-extensions')
+
 const msgNoSuitablePoster = 'Cannot generate a poster from any files in the torrent'
+
 function torrentPoster (torrent, cb) {
   // First, try to use a poster image if available
   const posterFile = torrent.files.filter(file => /^poster\.(jpg|png|gif)$/.test(file.name))[0]
   if (posterFile) return extractPoster(posterFile, cb)
+
   // 'score' each media type based on total size present in torrent
   const bestScore = ['audio', 'video', 'image'].map(mediaType => ({
     type: mediaType,
     size: calculateDataLengthByExtension(torrent, mediaExtensions[mediaType])
   })).sort((a, b) => b.size - a.size)[0] // sort descending on size
+
   if (bestScore.size === 0) {
     // Admit defeat, no video, audio or image had a significant presence
     return cb(new Error(msgNoSuitablePoster))
   }
+
   // Based on which media type is dominant we select the corresponding poster function
   switch (bestScore.type) {
     case 'audio':
@@ -25,6 +33,7 @@ function torrentPoster (torrent, cb) {
       return torrentPosterFromVideo(torrent, cb)
   }
 }
+
 /**
  * Calculate the total data size of file matching one of the provided extensions
  * @param torrent
@@ -38,6 +47,7 @@ function calculateDataLengthByExtension (torrent, extensions) {
     .map(file => file.length)
     .reduce((a, b) => a + b)
 }
+
 /**
  * Get the largest file of a given torrent, filtered by provided extension
  * @param torrent Torrent to search in
@@ -49,6 +59,7 @@ function getLargestFileByExtension (torrent, extensions) {
   if (files.length === 0) return undefined
   return files.reduce((a, b) => a.length > b.length ? a : b)
 }
+
 /**
  * Filter file on a list extension, can be used to find al image files
  * @param torrent Torrent to filter files from
@@ -61,6 +72,7 @@ function filterOnExtension (torrent, extensions) {
     return extensions.indexOf(extname) !== -1
   })
 }
+
 /**
  * Returns a score how likely the file is suitable as a poster
  * @param imgFile File object of an image
@@ -76,6 +88,7 @@ function scoreAudioCoverFile (imgFile) {
     back: 20,
     spectrogram: -80
   }
+
   for (const keyword in relevanceScore) {
     if (fileName === keyword) {
       return relevanceScore[keyword]
@@ -86,9 +99,12 @@ function scoreAudioCoverFile (imgFile) {
   }
   return 0
 }
+
 function torrentPosterFromAudio (torrent, cb) {
   const imageFiles = filterOnExtension(torrent, mediaExtensions.image)
+
   if (imageFiles.length === 0) return cb(new Error(msgNoSuitablePoster))
+
   const bestCover = imageFiles.map(file => ({
     file,
     score: scoreAudioCoverFile(file)
@@ -105,47 +121,62 @@ function torrentPosterFromAudio (torrent, cb) {
     }
     return b
   })
+
   const extname = path.extname(bestCover.file.name)
   bestCover.file.getBuffer((err, buf) => cb(err, buf, extname))
 }
+
 function torrentPosterFromVideo (torrent, cb) {
   const file = getLargestFileByExtension(torrent, mediaExtensions.video)
+
   const index = torrent.files.indexOf(file)
+
   const server = torrent.createServer(0)
   server.listen(0, onListening)
+
   function onListening () {
     const port = server.address().port
     const url = 'http://localhost:' + port + '/' + index
     const video = document.createElement('video')
     video.addEventListener('canplay', onCanPlay)
+
     video.volume = 0
     video.src = url
     video.play()
+
     function onCanPlay () {
       video.removeEventListener('canplay', onCanPlay)
       video.addEventListener('seeked', onSeeked)
+
       video.currentTime = Math.min((video.duration || 600) * 0.03, 60)
     }
+
     function onSeeked () {
       video.removeEventListener('seeked', onSeeked)
+
       const frame = captureFrame(video)
       const buf = frame && frame.image
+
       // unload video element
       video.pause()
       video.src = ''
       video.load()
+
       server.destroy()
+
       if (buf.length === 0) return cb(new Error(msgNoSuitablePoster))
+
       cb(null, buf, '.jpg')
     }
   }
 }
+
 function torrentPosterFromImage (torrent, cb) {
   const file = getLargestFileByExtension(torrent, mediaExtensions.image)
   extractPoster(file, cb)
 }
+
 function extractPoster (file, cb) {
   const extname = path.extname(file.name)
   file.getBuffer((err, buf) => cb(err, buf, extname))
 }
-export default torrentPoster

src/renderer/lib/torrent-summary.js

@@ -1,11 +1,21 @@
-import path from 'path'
-import config from '../src/config.js'
+module.exports = {
+  getPosterPath,
+  getTorrentPath,
+  getByKey,
+  getTorrentId,
+  getFileOrFolder
+}
+
+const path = require('path')
+const config = require('../../config')
+
 // Expects a torrentSummary
 // Returns an absolute path to the torrent file, or null if unavailable
 function getTorrentPath (torrentSummary) {
   if (!torrentSummary || !torrentSummary.torrentFileName) return null
   return path.join(config.TORRENT_PATH, torrentSummary.torrentFileName)
 }
+
 // Expects a torrentSummary
 // Returns an absolute path to the poster image, or null if unavailable
 function getPosterPath (torrentSummary) {
@@ -15,6 +25,7 @@ function getPosterPath (torrentSummary) {
   // Backslashes in URLS in CSS cause bizarre string encoding issues
   return posterPath.replace(/\\/g, '/')
 }
+
 // Expects a torrentSummary
 // Returns a torrentID: filename, magnet URI, or infohash
 function getTorrentId (torrentSummary) {
@@ -25,12 +36,15 @@ function getTorrentId (torrentSummary) {
     return s.magnetURI || s.infoHash
   }
 }
+
 // Expects a torrentKey or infoHash
 // Returns the corresponding torrentSummary, or undefined
 function getByKey (state, torrentKey) {
   if (!torrentKey) return undefined
-  return state.saved.torrents.find((x) => x.torrentKey === torrentKey || x.infoHash === torrentKey)
+  return state.saved.torrents.find((x) =>
+    x.torrentKey === torrentKey || x.infoHash === torrentKey)
 }
+
 // Returns the path to either the file (in a single-file torrent) or the root
 // folder (in  multi-file torrent)
 // WARNING: assumes that multi-file torrents consist of a SINGLE folder.
@@ -42,15 +56,3 @@ function getFileOrFolder (torrentSummary) {
   const dirname = ts.files[0].path.split(path.sep)[0]
   return path.join(ts.path, dirname)
 }
-export { getPosterPath }
-export { getTorrentPath }
-export { getByKey }
-export { getTorrentId }
-export { getFileOrFolder }
-export default {
-  getPosterPath,
-  getTorrentPath,
-  getByKey,
-  getTorrentId,
-  getFileOrFolder
-}

src/renderer/main.js

@@ -1,43 +1,51 @@
-/* eslint-disable import/first */
+/**
+ * Perf optimization: Hook into require() to modify how certain modules load:
+ *
+ * - `inline-style-prefixer` (used by `material-ui`) takes ~40ms. It is not
+ *   actually used because auto-prefixing is disabled with
+ *   `darkBaseTheme.userAgent = false`. Return a fake object.
+ */
+const Module = require('module')
+const _require = Module.prototype.require
+Module.prototype.require = function (id) {
+  if (id === 'inline-style-prefixer') return {}
+  return _require.apply(this, arguments)
+}
+
 console.time('init')
 
 // Perf optimization: Start asynchronously read on config file before all the
-// blocking import() calls below.
+// blocking require() calls below.
 
-import State from './lib/state'
+const State = require('./lib/state')
 State.load(onState)
 
-import createGetter from 'fn-getter'
-import remote from '@electron/remote'
-import debounce from 'debounce'
-import dragDrop from 'drag-drop'
-import electron from 'electron'
-import fs from 'fs'
-import * as React from 'react'
-import * as ReactDOM from 'react-dom'
+const createGetter = require('fn-getter')
+const debounce = require('debounce')
+const dragDrop = require('drag-drop')
+const electron = require('electron')
+const fs = require('fs')
+const React = require('react')
+const ReactDOM = require('react-dom')
 
-import config from '../config.js'
-import telemetry from './lib/telemetry.js'
-import sound from './lib/sound.js'
-import TorrentPlayer from './lib/torrent-player.js'
-import App from './pages/app.js'
-import { setDispatch } from './lib/dispatcher.js'
+const config = require('../config')
+const telemetry = require('./lib/telemetry')
+const sound = require('./lib/sound')
+const TorrentPlayer = require('./lib/torrent-player')
 
-import TorrentController from './controllers/torrent-controller.js'
-import AudioTracksController from './controllers/audio-tracks-controller.js'
-import SubtitlesController from './controllers/subtitles-controller.js'
-import PrefsController from './controllers/prefs-controller.js'
-import PlaybackController from './controllers/playback-controller.js'
-import MediaController from './controllers/media-controller.js'
-import TorrentListController from './controllers/torrent-list-controller.js'
-import UpdateController from './controllers/update-controller.js'
-import FolderWatcherController from './controllers/folder-watcher-controller.js'
+// Perf optimization: Needed immediately, so do not lazy load it below
+const TorrentListController = require('./controllers/torrent-list-controller')
 
-const { clipboard, ipcRenderer } = electron
+const App = require('./pages/app')
+
+// Electron apps have two processes: a main process (node) runs first and starts
+// a renderer process (essentially a Chrome window). We're in the renderer process,
+// and this IPC channel receives from and sends messages to the main process
+const ipcRenderer = electron.ipcRenderer
 
 // Yo-yo pattern: state object lives here and percolates down thru all the views.
 // Events come back up from the views via dispatch(...)
-setDispatch(dispatch)
+require('./lib/dispatcher').setDispatch(dispatch)
 
 // From dispatch(...), events are sent to one of the controllers
 let controllers = null
@@ -72,15 +80,39 @@ function onState (err, _state) {
 
   // Create controllers
   controllers = {
-    media: createGetter(() => new MediaController(state)),
-    playback: createGetter(() => new PlaybackController(state, config, update)),
-    prefs: createGetter(() => new PrefsController(state, config)),
-    subtitles: createGetter(() => new SubtitlesController(state)),
-    audioTracks: createGetter(() => new AudioTracksController(state)),
-    torrent: createGetter(() => new TorrentController(state)),
+    media: createGetter(() => {
+      const MediaController = require('./controllers/media-controller')
+      return new MediaController(state)
+    }),
+    playback: createGetter(() => {
+      const PlaybackController = require('./controllers/playback-controller')
+      return new PlaybackController(state, config, update)
+    }),
+    prefs: createGetter(() => {
+      const PrefsController = require('./controllers/prefs-controller')
+      return new PrefsController(state, config)
+    }),
+    subtitles: createGetter(() => {
+      const SubtitlesController = require('./controllers/subtitles-controller')
+      return new SubtitlesController(state)
+    }),
+    audioTracks: createGetter(() => {
+      const AudioTracksController = require('./controllers/audio-tracks-controller')
+      return new AudioTracksController(state)
+    }),
+    torrent: createGetter(() => {
+      const TorrentController = require('./controllers/torrent-controller')
+      return new TorrentController(state)
+    }),
     torrentList: createGetter(() => new TorrentListController(state)),
-    update: createGetter(() => new UpdateController(state)),
-    folderWatcher: createGetter(() => new FolderWatcherController())
+    update: createGetter(() => {
+      const UpdateController = require('./controllers/update-controller')
+      return new UpdateController(state)
+    }),
+    folderWatcher: createGetter(() => {
+      const FolderWatcherController = require('./controllers/folder-watcher-controller')
+      return new FolderWatcherController()
+    })
   }
 
   // Add first page to location history
@@ -92,6 +124,9 @@ function onState (err, _state) {
     }
   })
 
+  // Give global trackers
+  setGlobalTrackers()
+
   // Restart everything we were torrenting last time the app ran
   resumeTorrents()
 
@@ -137,7 +172,7 @@ function onState (err, _state) {
   window.addEventListener('focus', onFocus)
   window.addEventListener('blur', onBlur)
 
-  if (remote.getCurrentWindow().isVisible()) {
+  if (electron.remote.getCurrentWindow().isVisible()) {
     sound.play('STARTUP')
   }
 
@@ -167,9 +202,9 @@ function delayedInit () {
 }
 
 // Lazily loads Chromecast and Airplay support
-async function lazyLoadCast () {
+function lazyLoadCast () {
   if (!Cast) {
-    Cast = (await import('./lib/cast')).default
+    Cast = require('./lib/cast')
     Cast.init(state, update) // Search the local network for Chromecast and Airplays
   }
   return Cast
@@ -282,6 +317,7 @@ const dispatchHandlers = {
   preferences: () => controllers.prefs().show(),
   updatePreferences: (key, value) => controllers.prefs().update(key, value),
   checkDownloadPath,
+  updateGlobalTrackers: (trackers) => setGlobalTrackers(trackers),
   startFolderWatcher: () => controllers.folderWatcher().start(),
   stopFolderWatcher: () => controllers.folderWatcher().stop(),
 
@@ -384,6 +420,10 @@ function escapeBack () {
   }
 }
 
+function setGlobalTrackers () {
+  controllers.torrentList().setGlobalTrackers(state.getGlobalTrackers())
+}
+
 // Starts all torrents that aren't paused on program startup
 function resumeTorrents () {
   state.saved.torrents
@@ -400,7 +440,7 @@ function resumeTorrents () {
 // Set window dimensions to match video dimensions or fill the screen
 function setDimensions (dimensions) {
   // Don't modify the window size if it's already maximized
-  if (remote.getCurrentWindow().isMaximized()) {
+  if (electron.remote.getCurrentWindow().isMaximized()) {
     state.window.bounds = null
     return
   }
@@ -412,7 +452,7 @@ function setDimensions (dimensions) {
     width: window.outerWidth,
     height: window.outerHeight
   }
-  state.window.wasMaximized = remote.getCurrentWindow().isMaximized
+  state.window.wasMaximized = electron.remote.getCurrentWindow().isMaximized
 
   // Limit window size to screen size
   const screenWidth = window.screen.width
@@ -487,7 +527,7 @@ const editableHtmlTags = new Set(['input', 'textarea'])
 
 function onPaste (e) {
   if (e && editableHtmlTags.has(e.target.tagName.toLowerCase())) return
-  controllers.torrentList().addTorrent(clipboard.readText())
+  controllers.torrentList().addTorrent(electron.clipboard.readText())
 
   update()
 }

src/renderer/pages/app.js

@@ -1,35 +1,32 @@
-import * as colors from 'material-ui/styles/colors'
-import createGetter from 'fn-getter'
-import * as React from 'react'
-import darkBaseTheme$0 from 'material-ui/styles/baseThemes/darkBaseTheme'
-import getMuiTheme$0 from 'material-ui/styles/getMuiTheme'
-import muiThemeProvider from 'material-ui/styles/MuiThemeProvider'
-import Header from '../components/header.js'
-import TorrentListPage from './torrent-list-page.js'
-import playerPage from './player-page.js'
-import createTorrentPage from './create-torrent-page.js'
-import preferencesPage from './preferences-page.js'
-import openTorrentAddressModal from '../components/open-torrent-address-modal.js'
-import removeTorrentModal from '../components/remove-torrent-modal.js'
-import updateAvailableModal from '../components/update-available-modal.js'
-import unsupportedMediaModal from '../components/unsupported-media-modal.js'
-import deleteAllTorrentsModal from '../components/delete-all-torrents-modal.js'
-const darkBaseTheme = { default: darkBaseTheme$0 }.default
-const getMuiTheme = getMuiTheme$0.default
-const MuiThemeProvider = muiThemeProvider.default
+const colors = require('material-ui/styles/colors')
+const createGetter = require('fn-getter')
+const React = require('react')
+
+const darkBaseTheme = require('material-ui/styles/baseThemes/darkBaseTheme').default
+const getMuiTheme = require('material-ui/styles/getMuiTheme').default
+const MuiThemeProvider = require('material-ui/styles/MuiThemeProvider').default
+
+const Header = require('../components/header')
+
+// Perf optimization: Needed immediately, so do not lazy load it below
+const TorrentListPage = require('./torrent-list-page')
+
 const Views = {
   home: createGetter(() => TorrentListPage),
-  player: createGetter(() => playerPage),
-  'create-torrent': createGetter(() => createTorrentPage),
-  preferences: createGetter(() => preferencesPage)
+  player: createGetter(() => require('./player-page')),
+  'create-torrent': createGetter(() => require('./create-torrent-page')),
+  preferences: createGetter(() => require('./preferences-page'))
 }
 
 const Modals = {
-  'open-torrent-address-modal': createGetter(() => openTorrentAddressModal),
-  'remove-torrent-modal': createGetter(() => removeTorrentModal),
-  'update-available-modal': createGetter(() => updateAvailableModal),
-  'unsupported-media-modal': createGetter(() => unsupportedMediaModal),
-  'delete-all-torrents-modal': createGetter(() => deleteAllTorrentsModal)
+  'open-torrent-address-modal': createGetter(
+    () => require('../components/open-torrent-address-modal')
+  ),
+  'remove-torrent-modal': createGetter(() => require('../components/remove-torrent-modal')),
+  'update-available-modal': createGetter(() => require('../components/update-available-modal')),
+  'unsupported-media-modal': createGetter(() => require('../components/unsupported-media-modal')),
+  'delete-all-torrents-modal':
+      createGetter(() => require('../components/delete-all-torrents-modal'))
 }
 
 const fontFamily = process.platform === 'win32'
@@ -48,7 +45,7 @@ darkBaseTheme.palette.accent3Color = colors.redA100
 let darkMuiTheme
 let lightMuiTheme
 
-export default class App extends React.Component {
+class App extends React.Component {
   render () {
     const state = this.props.state
 
@@ -101,12 +98,12 @@ export default class App extends React.Component {
     )
   }
 
-  async getModal () {
+  getModal () {
     const state = this.props.state
     if (!state.modal) return
 
     if (!lightMuiTheme) {
-      const lightBaseTheme = (await import('material-ui/styles/baseThemes/lightBaseTheme')).default
+      const lightBaseTheme = require('material-ui/styles/baseThemes/lightBaseTheme').default
       lightBaseTheme.fontFamily = fontFamily
       lightBaseTheme.userAgent = false
       lightMuiTheme = getMuiTheme(lightBaseTheme)
@@ -131,3 +128,5 @@ export default class App extends React.Component {
     return (<View state={state} />)
   }
 }
+
+module.exports = App

src/renderer/pages/create-torrent-page.js

@@ -1,25 +1,22 @@
-import createTorrent from 'create-torrent'
-import path from 'path'
-import prettyBytes from 'prettier-bytes'
-import * as React from 'react'
-import flatButton from 'material-ui/FlatButton'
-import raisedButton from 'material-ui/RaisedButton'
-import textField from 'material-ui/TextField'
-import checkbox from 'material-ui/Checkbox'
+const createTorrent = require('create-torrent')
+const path = require('path')
+const prettyBytes = require('prettier-bytes')
+const React = require('react')
 
-import { dispatch, dispatcher } from '../lib/dispatcher.js'
-import CreateTorrentErrorPage from '../components/create-torrent-error-page.js'
-import Heading from '../components/heading.js'
-import ShowMore from '../components/show-more.js'
+const { dispatch, dispatcher } = require('../lib/dispatcher')
 
-const FlatButton = flatButton.default
-const RaisedButton = raisedButton.default
-const TextField = textField.default
-const Checkbox = checkbox.default
+const FlatButton = require('material-ui/FlatButton').default
+const RaisedButton = require('material-ui/RaisedButton').default
+const TextField = require('material-ui/TextField').default
+const Checkbox = require('material-ui/Checkbox').default
+
+const CreateTorrentErrorPage = require('../components/create-torrent-error-page')
+const Heading = require('../components/heading')
+const ShowMore = require('../components/show-more')
 
 // Shows a basic UI to create a torrent, from an already-selected file or folder.
 // Includes a "Show Advanced..." button and more advanced UI.
-export default class CreateTorrentPage extends React.Component {
+class CreateTorrentPage extends React.Component {
   constructor (props) {
     super(props)
 
@@ -226,3 +223,5 @@ function containsDots (path, pathPrefix) {
   const suffix = path.substring(pathPrefix.length).replace(/\\/g, '/')
   return ('/' + suffix).includes('/.')
 }
+
+module.exports = CreateTorrentPage

src/renderer/pages/player-page.js

@@ -1,16 +1,17 @@
-import * as React from 'react'
-import bitfield from 'bitfield'
-import prettyBytes from 'prettier-bytes'
+/* globals MediaMetadata */
 
-import TorrentSummary from '../lib/torrent-summary.js'
-import Playlist from '../lib/playlist.js'
-import { dispatch, dispatcher } from '../lib/dispatcher.js'
-import config from '../../config.js'
-import { calculateEta } from '../lib/time.js'
+const React = require('react')
+const BitField = require('bitfield').default
+const prettyBytes = require('prettier-bytes')
 
-const BitField = bitfield.default
+const TorrentSummary = require('../lib/torrent-summary')
+const Playlist = require('../lib/playlist')
+const { dispatch, dispatcher } = require('../lib/dispatcher')
+const config = require('../../config')
+const { calculateEta } = require('../lib/time')
 
-export default class Player extends React.Component {
+// Shows a streaming video player. Standard features + Chromecast + Airplay
+module.exports = class Player extends React.Component {
   render () {
     // Show the video as large as will fit in the window, play immediately
     // If the video is on Chromecast or Airplay, show a title screen instead
@@ -36,6 +37,7 @@ export default class Player extends React.Component {
     tag.pause()
     tag.src = ''
     tag.load()
+    navigator.mediaSession.metadata = null
   }
 }
 
@@ -52,6 +54,28 @@ function renderMedia (state) {
   // Get the <video> or <audio> tag
   const mediaElement = document.querySelector(state.playing.type)
   if (mediaElement !== null) {
+    if (navigator.mediaSession.metadata === null && mediaElement.played.length !== 0) {
+      navigator.mediaSession.metadata = new MediaMetadata({
+        title: state.playing.fileName
+      })
+      navigator.mediaSession.setActionHandler('pause', () => {
+        dispatch('playPause')
+      })
+      navigator.mediaSession.setActionHandler('play', () => {
+        dispatch('playPause')
+      })
+      if (Playlist.hasNext(state)) {
+        navigator.mediaSession.setActionHandler('nexttrack', () => {
+          dispatch('nextTrack')
+        })
+      }
+      if (Playlist.hasPrevious(state)) {
+        navigator.mediaSession.setActionHandler('previoustrack', () => {
+          dispatch('previousTrack')
+        })
+      }
+    }
+
     if (state.playing.isPaused && !mediaElement.paused) {
       mediaElement.pause()
     } else if (!state.playing.isPaused && mediaElement.paused) {
@@ -611,6 +635,8 @@ function renderPlayerControls (state) {
       key='skip-previous'
       className={'icon skip-previous float-left ' + prevClass}
       onClick={dispatcher('previousTrack')}
+      role='button'
+      aria-label='Previous track'
     >
       skip_previous
     </i>,
@@ -619,6 +645,8 @@ function renderPlayerControls (state) {
       key='play'
       className='icon play-pause float-left'
       onClick={dispatcher('playPause')}
+      role='button'
+      aria-label={state.playing.isPaused ? 'Play' : 'Pause'}
     >
       {state.playing.isPaused ? 'play_arrow' : 'pause'}
     </i>,
@@ -627,6 +655,8 @@ function renderPlayerControls (state) {
       key='skip-next'
       className={'icon skip-next float-left ' + nextClass}
       onClick={dispatcher('nextTrack')}
+      role='button'
+      aria-label='Next track'
     >
       skip_next
     </i>,
@@ -635,6 +665,8 @@ function renderPlayerControls (state) {
       key='fullscreen'
       className='icon fullscreen float-right'
       onClick={dispatcher('toggleFullScreen')}
+      role='button'
+      aria-label={state.window.isFullScreen ? 'Exit full screen' : 'Enter full screen'}
     >
       {state.window.isFullScreen ? 'fullscreen_exit' : 'fullscreen'}
     </i>
@@ -647,6 +679,8 @@ function renderPlayerControls (state) {
         key='subtitles'
         className={'icon closed-caption float-right ' + captionsClass}
         onClick={handleSubtitles}
+        role='button'
+        aria-label='Closed captions'
       >
         closed_caption
       </i>
@@ -728,6 +762,8 @@ function renderPlayerControls (state) {
       <i
         className='icon volume-icon float-left'
         onMouseDown={handleVolumeMute}
+        role='button'
+        aria-label='Mute'
       >
         {volumeIcon}
       </i>

src/renderer/pages/preferences-page.js

@@ -1,18 +1,17 @@
-import * as React from 'react'
-import PropTypes from 'prop-types'
-import * as colors from 'material-ui/styles/colors'
-import checkbox from 'material-ui/Checkbox'
-import raisedButton from 'material-ui/RaisedButton'
+const React = require('react')
+const PropTypes = require('prop-types')
 
-import Heading from '../components/heading.js'
-import PathSelector from '../components/path-selector.js'
-import { dispatch } from '../lib/dispatcher.js'
-import config from '../../config.js'
+const colors = require('material-ui/styles/colors')
+const Checkbox = require('material-ui/Checkbox').default
+const RaisedButton = require('material-ui/RaisedButton').default
+const TextField = require('material-ui/TextField').default
+const Heading = require('../components/heading')
+const PathSelector = require('../components/path-selector')
 
-const Checkbox = checkbox.default
-const RaisedButton = raisedButton.default
+const { dispatch } = require('../lib/dispatcher')
+const config = require('../../config')
 
-export default class PreferencesPage extends React.Component {
+class PreferencesPage extends React.Component {
   constructor (props) {
     super(props)
 
@@ -30,6 +29,15 @@ export default class PreferencesPage extends React.Component {
 
     this.handleSoundNotificationsChange =
       this.handleSoundNotificationsChange.bind(this)
+
+    this.handleSetGlobalTrackers =
+      this.handleSetGlobalTrackers.bind(this)
+
+    const globalTrackers = this.props.state.getGlobalTrackers().join('\n')
+
+    this.state = {
+      globalTrackers
+    }
   }
 
   downloadPathSelector () {
@@ -231,6 +239,39 @@ export default class PreferencesPage extends React.Component {
     dispatch('updatePreferences', 'isFileHandler', true)
   }
 
+  setGlobalTrackers () {
+    // Align the text fields
+    const textFieldStyle = { width: '100%' }
+    const textareaStyle = { margin: 0 }
+
+    return (
+      <Preference>
+        <TextField
+          className='torrent-trackers control'
+          style={textFieldStyle}
+          textareaStyle={textareaStyle}
+          multiLine
+          rows={2}
+          rowsMax={10}
+          value={this.state.globalTrackers}
+          onChange={this.handleSetGlobalTrackers}
+        />
+      </Preference>
+    )
+  }
+
+  handleSetGlobalTrackers (e, globalTrackers) {
+    this.setState({ globalTrackers })
+
+    const announceList = globalTrackers
+      .split('\n')
+      .map((s) => s.trim())
+      .filter((s) => s !== '')
+
+    dispatch('updatePreferences', 'globalTrackers', announceList)
+    dispatch('updateGlobalTrackers', announceList)
+  }
+
   render () {
     const style = {
       color: colors.grey400,
@@ -256,6 +297,9 @@ export default class PreferencesPage extends React.Component {
           {this.setStartupCheckbox()}
           {this.soundNotificationsCheckbox()}
         </PreferencesSection>
+        <PreferencesSection title='Trackers'>
+          {this.setGlobalTrackers()}
+        </PreferencesSection>
       </div>
     )
   }
@@ -288,3 +332,5 @@ class Preference extends React.Component {
     return (<div style={style}>{this.props.children}</div>)
   }
 }
+
+module.exports = PreferencesPage

src/renderer/pages/torrent-list-page.js

@@ -1,17 +1,15 @@
-import * as React from 'react'
-import prettyBytes from 'prettier-bytes'
-import checkbox from 'material-ui/Checkbox'
-import linearProgress from 'material-ui/LinearProgress'
+const React = require('react')
+const prettyBytes = require('prettier-bytes')
 
-import TorrentSummary from '../lib/torrent-summary.js'
-import TorrentPlayer from '../lib/torrent-player.js'
-import { dispatcher } from '../lib/dispatcher.js'
-import { calculateEta } from '../lib/time.js'
+const Checkbox = require('material-ui/Checkbox').default
+const LinearProgress = require('material-ui/LinearProgress').default
 
-const Checkbox = checkbox.default
-const LinearProgress = linearProgress.default
+const TorrentSummary = require('../lib/torrent-summary')
+const TorrentPlayer = require('../lib/torrent-player')
+const { dispatcher } = require('../lib/dispatcher')
+const { calculateEta } = require('../lib/time')
 
-export default class TorrentList extends React.Component {
+module.exports = class TorrentList extends React.Component {
   render () {
     const state = this.props.state
 

src/renderer/webtorrent.js

@@ -1,33 +1,24 @@
-/* eslint-disable import/first */
 // To keep the UI snappy, we run WebTorrent in its own hidden window, a separate
 // process from the main window.
 console.time('init')
 
-import crypto from 'crypto'
-import util from 'util'
-import { announceList as defaultAnnounceList } from 'create-torrent'
-import electron from 'electron'
-import fs from 'fs'
-import * as mm from 'music-metadata'
-import networkAddress from 'network-address'
-import path from 'path'
-import WebTorrent from 'webtorrent'
+const crypto = require('crypto')
+const util = require('util')
+const { ipcRenderer } = require('electron')
+const fs = require('fs')
+const mm = require('music-metadata')
+const networkAddress = require('network-address')
+const path = require('path')
+const WebTorrent = require('webtorrent')
 
-import config from '../config.js'
-import { TorrentKeyNotFoundError } from './lib/errors.js'
-import torrentPoster from './lib/torrent-poster.js'
-
-const { ipcRenderer } = electron
-
-// Force use of webtorrent trackers on all torrents
-globalThis.WEBTORRENT_ANNOUNCE = defaultAnnounceList
-  .map((arr) => arr[0])
-  .filter((url) => url.indexOf('wss://') === 0 || url.indexOf('ws://') === 0)
+const config = require('../config')
+const { TorrentKeyNotFoundError } = require('./lib/errors')
+const torrentPoster = require('./lib/torrent-poster')
 
 /**
  * WebTorrent version.
  */
-const VERSION = JSON.parse(fs.readFileSync('package.json').toString()).version
+const VERSION = require('../../package.json').version
 
 /**
  * Version number in Azureus-style. Generated from major and minor semver version.
@@ -68,6 +59,8 @@ init()
 function init () {
   listenToClientEvents()
 
+  ipcRenderer.on('wt-set-global-trackers', (e, globalTrackers) =>
+    setGlobalTrackers(globalTrackers))
   ipcRenderer.on('wt-start-torrenting', (e, torrentKey, torrentID, path, fileModtimes, selections) =>
     startTorrenting(torrentKey, torrentID, path, fileModtimes, selections))
   ipcRenderer.on('wt-stop-torrenting', (e, infoHash) =>
@@ -102,6 +95,11 @@ function listenToClientEvents () {
   client.on('error', (err) => ipcRenderer.send('wt-error', null, err.message))
 }
 
+// Sets the default trackers
+function setGlobalTrackers (globalTrackers) {
+  globalThis.WEBTORRENT_ANNOUNCE = globalTrackers
+}
+
 // Starts a given TorrentID, which can be an infohash, magnet URI, etc.
 // Returns a WebTorrent object. See https://git.io/vik9M
 function startTorrenting (torrentKey, torrentID, path, fileModtimes, selections) {

static/main.css

@@ -71,7 +71,6 @@ table {
 
 .app {
   -webkit-user-select: none;
-  -webkit-app-region: drag;
   height: 100%;
   display: flex;
   flex-flow: column;
@@ -143,6 +142,7 @@ table {
  */
 
 .header {
+  -webkit-app-region: drag;
   background: rgb(40, 40, 40);
   border-bottom: 1px solid rgb(30, 30, 30);
   height: 38px; /* vertically center OS menu buttons (OS X) */

static/main.html

@@ -8,6 +8,6 @@
   </head>
   <body>
     <div id='body'></div>
-    <script type="module" src="../build/renderer/main.js"></script>
+    <script>require('../build/renderer/main.js')</script>
   </body>
 </html>