path: root/common/.vimfx/config.js

// -*- eval: (outline-minor-mode 1) -*-
// * Imports
const {classes: Cc, interfaces: Ci, utils: Cu} = Components
const {Preferences} = ChromeUtils.importESModule('resource://gre/modules/Preferences.sys.mjs', {})
const {AddonManager} = ChromeUtils.importESModule("resource://gre/modules/AddonManager.sys.mjs")
const {PlacesUtils} = ChromeUtils.importESModule("resource://gre/modules/PlacesUtils.sys.mjs")
const {FileUtils} = ChromeUtils.importESModule("resource://gre/modules/FileUtils.sys.mjs")
const nsIEnvironment = Cc["@mozilla.org/process/environment;1"].getService(Ci.nsIEnvironment)
Cu.importGlobalProperties(['PathUtils']);

// * Helpers
let vimFXDirectory = __dirname.replace(new RegExp("^file://"), "")

vimfx.on("locationChange", ({vim}) => vimfx.send(vim, "locationChange"))

// `pathSearch' and `exec' adapted from
// https://github.com/azuwis/.vimfx/blob/master/config.js

function pathSearch(bin) {
  if (PathUtils.isAbsolute(bin))
    return bin
  let pathListSep = (Services.appinfo.OS == 'WINNT') ? ';' : ':'
  let dirs = nsIEnvironment.get("PATH").split(pathListSep)
  let file = Cc['@mozilla.org/file/local;1'].createInstance(Ci.nsIFile)
  for (let dir of dirs) {
    let path = PathUtils.join(dir, bin)
    file.initWithPath(path)
    if (file.exists() && file.isFile() && file.isExecutable())
      return path
  }
  return null
}

function makeProcess(cmd) {
  let file = Cc['@mozilla.org/file/local;1'].createInstance(Ci.nsIFile)
  file.initWithPath(pathSearch(cmd))
  let process = Cc['@mozilla.org/process/util;1'].createInstance(Ci.nsIProcess)
  process.init(file)
  return process
}

function exec(cmd, ...args) {
  return makeProcess(cmd).runAsync(args, args.length)
}

function execSync(cmd, ...args) {
  return makeProcess(cmd).run(true, args, args.length)
}

function curry(fn, ...args) {
  return function() { fn(...args, ...arguments) }
}

function rcurry(fn, ...args) {
  return function() { fn(...arguments, ...args) }
}

function hint(args, fn, command="follow") {
  vimfx.modes.normal.commands[command].run(Object.assign({}, args, {
    callbackOverride(args) { // I know it's shadowed
      fn(args)
      return args.timesLeft > 1
    }
  }))
}

function execOnLink(args, ...execArgs) {
  hint(args, ({href}) => exec(...execArgs.map(arg => arg.replace("%u", href))))
}

function execOnCurrent({vim}, ...execArgs) {
  exec(...execArgs.map(arg => arg.replace("%u", vim.browser.currentURI.spec)))
}

function setBarText(args, text) {
  vimfx.modes.normal.commands.focus_location_bar.run(args)
  args.vim.window.gURLBar.value = text
}
// * Commands
function toggleImages(args) {
  let val = Preferences.get("permissions.default.image") == 1 ? 2 : 1
  Preferences.set({"permissions.default.image": val})
  args.vim.browser.reload()
}

// inspired by https://old.reddit.com/r/FirefoxCSS/comments/cia5n2/is_there_a_way_to_refresh_userchromecss_without/
function reloadUserChrome(callback) {
  callback ||= () => 0
  try {
    const {io, stylesheet} = Services
    let userChrome = Services.dirsvc.get("UChrm", Ci.nsIFile)
    userChrome.append("userChrome.css")
    userChrome = io.newFileURI(FileUtils.File(userChrome.path))

    if (stylesheet.sheetRegistered(userChrome, stylesheet.USER_SHEET))
      stylesheet.unregisterSheet(userChrome, stylesheet.USER_SHEET)
    stylesheet.loadAndRegisterSheet(userChrome, stylesheet.USER_SHEET)
    callback("userChrome.css successfully reloaded")
  } catch (e) {
    callback("Error reloading userChrome.css; check the browser console")
    throw e
  }
}

function tabGroupsToggleTabView({vim}) {
  vim.window.TabView.toggle()
}

function tabGroupsSwitch({vim}) {
  vim.window.TabView.button.click()
}

function tabGroupsMoveTab({vim}) {
  let m = vim.window.document.querySelector("#tabGroups-context_tabViewMenu")
  m.parentElement.openPopup()
  m.click()
}

function listTabs({vim}) {
  vim.window.gTabsPanel.showAllTabsPanel()
}

const sendFn = msg =>
      ({vim}) => vimfx.send(vim, msg, null, m => vim.notify(m))

let commands = {
  emacsclient: rcurry(execOnLink, "emacsclient", "%u"),
  emacsclient_media: rcurry(execOnLink, "emacsclient", "--eval", "(empv-play \"%u\")"),
  emacsclient_eww: rcurry(execOnLink, "emacsclient", "--eval", "(eww \"%u\")"),
  toggle_images: toggleImages,
  reload_userchrome: ({vim}) => reloadUserChrome(a => vim.notify(a)),
  tab_groups_view: tabGroupsToggleTabView,
  tab_groups_switch: tabGroupsSwitch,
  tab_groups_move: tabGroupsMoveTab,
  list_tabs: listTabs,
  browse_git: rcurry(execOnCurrent, "browse-git", "%u"),
  browse_git_follow: rcurry(execOnLink, "browse-git", "%u"),
  go_way_back: sendFn("goWayBack"),
  go_way_forward: sendFn("goWayForward"),
}
// ** Apply
Object.entries(commands)
  .forEach(([name, fn]) => vimfx.addCommand({name,
                                             description: name},
                                            fn))
// * Keys
// g: navigation
// s: elements
// x: less-common commands
// xt: tabs
mappings = {
  normal: {
    location: [
      ["o", "focus_location_bar"],
      ["", "focus_search_bar"],
      ["y <c-y>", "paste_and_go"],
      ["uy <c-u><c-y>", "paste_and_go_in_tab"],
      ["w <a-w>", "copy_current_url"],
      ["gu <a-g>u", "go_up_path"],
      ["gU <a-g>U", "go_to_root"],
      ["gm <a-g>m", "go_home"],
      ["B", "history_back"],
      ["F", "history_forward"],
      ["gh <a-g>h", "history_list"],
      ["r", "reload"],
      ["R", "reload_force"],
      ["xtr <c-x>tr", "reload_all"],
      ["xtR <c-x>tR", "reload_all_force"],
      ["xg <c-x>g", "stop"],
      ["xtg <c-x>tg", "stop_all"],
      ["gg", "my/browse_git"],
      ["gwb", "my/go_way_back"],
      ["gwf", "my/go_way_forward"],
    ],
    scrolling: [
      ["b", "scroll_left"],
      ["f", "scroll_right"],
      ["n", "scroll_down"],
      ["p", "scroll_up"],
      ["<space>", "scroll_page_down"],
      ["<s-space> <backspace>", "scroll_page_up"],
      ["} )", "scroll_half_page_down"],
      ["{ (", "scroll_half_page_up"],
      ["<lt> <a-lt>", "scroll_to_top"],
      ["<gt> <a-gt>", "scroll_to_bottom"],
      ["a <c-a>", "scroll_to_left"],
      ["e <c-e>", "scroll_to_right"],
      ["<c-space>", "mark_scroll_position"],
      ["u<space> <c-u><space>", "scroll_to_mark"],
      ["g<lt>", "scroll_to_previous_position"],
      ["g<gt>", "scroll_to_next_position"],
    ],
    tabs: [
      ["O xtn <c-x>tN", "tab_new"],
      ["uO <c-u>O uxtN <c-u><c-x>tN", "tab_new_after_current"],
      ["xtn <c-x>tn", "tab_duplicate"],
      ["P", "tab_select_previous"],
      ["N", "tab_select_next"],
      ["xto <c-x>to", "tab_select_most_recent"],
      ["xtl <c-x>tl", "tab_select_oldest_unvisited"],
      ["xtP <c-x>tP", "tab_move_backward"],
      ["xtN <c-x>tN", "tab_move_forward"],
      ["xt4 <c-x>t5", "tab_move_to_window"],
      ["xta <c-x>ta", "tab_select_first"],
      ["", "tab_select_first_non_pinned"],
      ["xte <c-x>te", "tab_select_last"],
      ["", "tab_toggle_pinned"],
      ["k xt0 <c-x>t0 d", "tab_close"],
      ["/ xtu <c-x>tu", "tab_restore"],
      ["u/ uxtu <c-u><c-x>tu", "tab_restore_list"],
      ["", "tab_close_to_end"],
      ["", "tab_close_other"],
      ["T", "my/list_tabs"],
      ["t", "my/tab_groups_switch"],
      ["xtm <c-x>tm", "my/tab_groups_move"],
      ["xtv <c-x>tv", "my/tab_groups_view"],
    ],
    browsing: [
      ["j ss <a-s>s", "follow"],
      ["uj <c-u>j uss", "follow_multiple"],
      ["J  x4j <c-x>4j SS", "follow_in_tab"],
      ["uJ <c-u>J ux4j <c-u><c-x>4j uSS", "follow_in_focused_tab"],
      ["x5j <c-x>5j", "follow_in_window"],
      ["ux5j <c-u><c-x>5j us5f <c-u><a-s>5f", "follow_in_private_window"],
      ["uw <c-u><a-w>", "follow_copy"],
      ["sj <a-s>j", "follow_focus"],
      ["sc <a-s>c", "open_context_menu"],
      ["sb <a-s>b", "click_browser_element"],
      ["[", "follow_previous"],
      ["]", "follow_next"],
      ["si <a-s>i", "focus_text_input"],
      ["v sv <a-s>v", "element_text_caret"],
      ["uv usv <c-u><a-s>v", "element_text_select"],
      ["sw <a-s>w", "element_text_copy"],
      ["se <a-s>e", "my/emacsclient"],
      ["use <c-u><a-s>e", "my/emacsclient_eww"],
      ["sE <a-s>E", "my/emacsclient_media"],
      ["sg <a-s>g", "my/browse_git_follow"],
    ],
    find: [
      ["", "find"],
      ["<c-s>", "find_highlight_all"],
      ["", "find_links_only"],
      ["", "find_next"],
      ["", "find_previous"],
    ],
    misc: [
      ["x55 <c-x>55", "window_new"],
      ["ux55 <c-u><c-x>55", "window_new_private"],
      ["i", "enter_mode_ignore"],
      ["I", "quote"],
      ["gr <a-g>r", "enter_reader_view"],
      ["", "edit_blacklist"],
      ["xc <c-x>c", "reload_config_file"],
      ["?", "help"],
      ["<force><escape>", "esc"],
      ["xi <c-x>i", "my/toggle_images"],
      ["uxc <c-u><c-x>c", "my/reload_user_chrome"],
    ],
  },
  caret: {
    "": [
      ["b", "move_left"],
      ["f", "move_right"],
      ["n", "move_down"],
      ["p", "move_up"],
      ["<a-b>", "move_word_left"],
      ["<a-f>", "move_word_right"],
      ["a <c-a>", "move_to_line_start"],
      ["e <c-e>", "move_to_line_end"],
      ["<space> <c-space>", "toggle_selection"],
      ["o", "toggle_selection_direction"],
      ["w <a-w>", "copy_selection_and_exit"],
      ["<escape>", "exit"],
    ],
  },
  hints: {
    "": [
      ["<escape>", "exit"],
      ["<enter> <c-enter> <a-enter>", "activate_highlighted"],
      ["<c-space>", "rotate_markers_forward"],
      ["<s-space>", "rotate_markers_backward"],
      ["<backspace>", "delete_char"],
      ["<c-backspace>", "toggle_complementary"],
      ["<up>", "increase_count"],
    ],
  },
  ignore: {
    "": [
      ["<s-escape>", "exit"],
      ["<s-f1>", "unquote"],
    ],
  },
  find: {
    "": [
      ["<escape> <enter>", "exit"],
    ],
  },
  marks: {
    "": [
      ["<escape>", "exit"],
    ],
  },
}
// ** Apply
Object.entries(mappings).forEach(([mode, data]) => {
  Object.entries(data).forEach(([cat, data]) => {
    data.forEach(([key, cmd]) => {
      let pre = ""
      if (cmd.startsWith("my/"))
        cmd = cmd.slice(3), pre = "custom."
      vimfx.set(`${pre}mode.${mode}.${cmd}`, key)
    })
  })
})
// * VimFX settings
vimfx.set("scroll.last_find_mark", "<space>")
vimfx.set("scroll.last_position_mark", "<space>")
// * about:config preferences
const prefs = {
// ** I know what I'm doing, thanks
  "browser.aboutConfig.showWarning": false,
// ** Basic anti-tracking
  "privacy.donottrackheader.enabled": true,
  "privacy.trackingprotection.enabled": true,
  "privacy.trackingprotection.socialtracking.enabled": true,
// ** Basic stuff
  "browser.uidensity": 1,
  "browser.search.suggest.enabled": false,
  "general.smoothScroll": false,
  "font.size.variable.x-western": 14,
  "toolkit.legacyUserProfileCustomizations.stylesheets": true,
  "browser.backspace_action": 1,
  "browser.download.useDownloadDir": false,
  "network.dns.disablePrefetch": true,
  "network.predictor.enabled": false,
  "network.security.ports.banned.override": "10080",
  "browser.ctrlTab.sortByRecentlyUsed": true,
  "browser.download.dir": "/home/simon/tmp/dl",
  "browser.startup.page": 3, // enables session restore
  "ui.key.menuAccessKeyFocuses": false,
  "browser.tabs.insertAfterCurrent": true,
  // ** Whee! Autoscrolling!
  "general.autoScroll": true,
  "middlemouse.paste": false,
  // ** I like my scrolling the old-fashioned way
  "general.smoothScroll": false,
  "general.smoothScroll.lines": false,
  "general.smoothScroll.other": false,
  "general.smoothScroll.pages": false,
  "general.smoothScroll.pixels": false,
  // ** Devtools
  "devtools.three-pane-enabled": false,
  // ** Printing setttings
  "print.print_headerleft": "",
  "print.print_headerright": "",
  "print.print_footerleft": "",
  "print.print_footerright": "",
  "print.print_margin_top": 0,
  "print.print_margin_bottom": 0,
  "print.print_margin_left": 0,
  "print.print_margin_right": 0,
  // ** Keep things in the current tab, please
  "browser.link.open_newwindow": 1,
  "browser.link.open_newwindow.restriction": 0, // use above setting
  "browser.link.open_newwindow.override.external": 3, // external links in new tab
  // ** Prefer Japanese to Chinese and Korean
  "font.cjk_pref_fallback_order": "ja,zh-cn,zh-hk,zh-tw,ko",
  // ** Let me debug my own browser
  "devtools.chrome.enabled": true,
  "devtools.debugger.remote-enabled": true,
  // ** Make VimFx able to interact with iframes
  "fission.webContentIsolationStrategy": 0,
  // ** We use PassFF now
  "signon.rememberSignons": false,
  "signon.autofillForms": false,
  "extensions.formautofill.addresses.enabled": false,
  "extensions.formautofill.creditCards.enabled": false,
  "signon.formlessCapture.enabled": false,
  // ** I know some languages other than English, y'know
  "browser.translations.neverTranslateLanguages": "it,grc,la,jp",
  // ** No thanks, I don't care
  "browser.newtabpage.activity-stream.asrouter.userprefs.cfr.addons": false,
  "browser.newtabpage.activity-stream.asrouter.userprefs.cfr.features": false,
  "browser.newtabpage.activity-stream.default.sites": "",
  "browser.newtabpage.activity-stream.feeds.section.highlights": false,
  "browser.newtabpage.activity-stream.feeds.section.snippets": false,
  "browser.newtabpage.activity-stream.feeds.section.topsites": false,
  "browser.newtabpage.activity-stream.feeds.section.topstories": false,
  "browser.newtabpage.activity-stream.feeds.snippets": false,
  "browser.newtabpage.activity-stream.feeds.topsites": false,
  "browser.newtabpage.activity-stream.feeds.weatherfeed": false,
  "browser.newtabpage.activity-stream.showSponsored": false,
  "browser.newtabpage.activity-stream.showSponsoredTopSites": false,
  "browser.newtabpage.activity-stream.showWeather": false,
  "browser.preferences.moreFromMozilla": false,
  "browser.shopping.experience2023.active": false,
  "browser.shopping.experience2023.enabled": false,
  "browser.shopping.experience2023.optedIn": 0,
  "browser.topsites.useRemoteSetting": false,
  "browser.urlbar.suggest.quicksuggest.sponsored": false,
  "browser.urlbar.suggest.quicksuggest.nonsponsored": false,
  "extensions.getAddons.showPane": false,
  "extensions.htmlaboutaddons.recommendations.enabled": false,
  "identity.fxaccounts.enabled": false,
  "identity.fxaccounts.toolbar.pxiToolbarEnabled": false,
  "lightweightThemes.getMoreURL": "",
  "sidebar.main.tools": "history",
  "webchannel.allowObject.urlWhitelist": "",
  // ** Disable telemetry
  "toolkit.telemetry.unified": false,
  "toolkit.telemetry.enabled": false,
  "toolkit.telemetry.server": "data:,",
  "toolkit.telemetry.archive.enabled": false,
  "toolkit.telemetry.newProfilePing.enabled": false,
  "toolkit.telemetry.updatePing.enabled": false,
  "toolkit.telemetry.firstShutdownPing.enabled": false,
  "toolkit.telemetry.shutdownPingSender.enabled": false,
  "toolkit.telemetry.bhrPing.enabled": false,
  "toolkit.telemetry.cachedClientID": "",
  "toolkit.telemetry.previousBuildID": "",
  "toolkit.telemetry.server_owner": "",
  "toolkit.coverage.opt-out": true,
  "toolkit.telemetry.coverage.opt-out": true,
  "toolkit.coverage.enabled": false,
  "toolkit.coverage.endpoint.base": "",
  "toolkit.crashreporter.infoURL": "",
  "datareporting.healthreport.uploadEnabled": false,
  "datareporting.policy.dataSubmissionEnabled": false,
  "security.protectionspopup.recordEventTelemetry": false,
  "browser.ping-centre.telemetry": false,
  "app.normandy.enabled": false,
  "app.normandy.api_url": "",
  "app.shield.optoutstudies.enabled": false,
  "browser.discovery.enabled": false,
  "browser.tabs.crashReporting.sendReport": false,
  "breakpad.reportURL": "",
  "network.connectivity-service.enabled": false,
  "network.captive-portal-service.enabled": false,
  "captivedetect.canonicalURL": "",
  "dom.private-attribution.submission.enabled": false,
  "app.update.service.enabled": false,
  "app.update.background.scheduling.enabled": false,
  "default-browser-agent.enabled": false,
  "network.protocol-handler.external.ms-windows-store": false,
  "toolkit.winRegisterApplicationRestart": false,
  "app.update.auto": false,
  // ** Enable "experimental" features
  "dom.dialog_element.enabled": true,
  "layout.css.has-selector.enabled": true,
  // ** Configure Tab Groups
  "extensions.tabgroups.displayMode": "grid",
  "extensions.tabgroups.stackTabs": false,
  "extensions.tabgroups.showThumbs": false,
  "extensions.tabgroups.sortGroupsByName": true,
  "extensions.tabgroups.gridDynamicSize": false,
  "extensions.tabgroups.nextGroupAccel": false,
  "extensions.tabgroups.prevGroupAccel": false,
  "extensions.tabgroups.tabViewAccel": false,
}
// ** Apply
Preferences.set(prefs)
// * Addons
let addons = {
  "uBlock Origin": "https://addons.mozilla.org/firefox/downloads/latest/ublock-origin/latest.xpi",
  "Music Score Downloader": "https://addons.mozilla.org/firefox/downloads/latest/music-score-downloader/latest.xpi",
  "PassFF": "https://addons.mozilla.org/firefox/downloads/latest/passff/latest.xpi",
  "Tab Groups": "https://github.com/117649/Tab-Groups/releases/download/dev-build/Tab-Groups-2.1.4b1_r20250829.0325.xpi",
  "Chrome Mask": "https://addons.mozilla.org/firefox/downloads/latest/chrome-mask/latest.xpi",
}
// ** Apply
function installAddonURL(url) {
  AddonManager.getInstallForURL(url)
    .then(aI => aI.install())
}

function installAddonFile(file) {
  let nsIFile = Cc['@mozilla.org/file/local;1'].createInstance(Ci.nsIFile)
  nsIFile.initWithPath(file)
  AddonManager.getInstallForFile(nsIFile)
    .then(aI => aI.install())
}

function addonInstalledP(name) {
  return AddonManager.getAllAddons()
    .then(aa => (aa.map(a => a.name).includes(name)))
}

for (let [name, url] of Object.entries(addons)) {
  addonInstalledP(name)
    .then(installedp => {
      if (!installedp)
        installAddonURL(url)
    })
}
// ** TabFS
(async function() {
  if (Services.appinfo.OS != "Linux") return
  if (await addonInstalledP("TabFS")) return

  let tabFSDirectory = PathUtils.join(vimFXDirectory, "tabfs")
  const sh = c => execSync("sh", "-c", c)

  // compile native messenger
  sh(`cd ${tabFSDirectory} && make -C fs`)
  if (!FileUtils.File(PathUtils.join(tabFSDirectory, "fs", "tabfs")).exists())
    throw new Error("TabFS compilation failed, investigate manually")

  // install native messenger
  sh(`cd ${tabFSDirectory} && ./install.sh firefox`)

  // install addon
  sh(`cd ${tabFSDirectory}/extension && zip TabFS.xpi manifest.json background.js -r vendor`)
  installAddonFile(PathUtils.join(tabFSDirectory, "extension", "TabFS.xpi"))
})();
// * UserChrome & UserContent
async function ensureUserFile(name) {
  let chromeDir = PathUtils.join(PathUtils.profileDir, "chrome")
  let userFileProfile = PathUtils.join(chromeDir, name)
  let userFileVimFX = PathUtils.join(vimFXDirectory, name)
  execSync("mkdir", chromeDir) // TODO: Maybe use XPCOM APIs?
  if (!FileUtils.File(userFileProfile).exists())
    exec("ln", "-s", userFileVimFX, userFileProfile)
}
ensureUserFile("userChrome.css")
ensureUserFile("userContent.css")
// * Redirects
let redirects = {
  // can't have regex literals in object, so we use new RegExp later
  "^(.+?)://(|www\\.)reddit.com(/(?!media).*)?$": "$1://old.reddit.com$3",
  "^(.+?)://(.+\\.)?youtube\\.com(/.*)?$/": "$1://inv.nadeko.net$3",
  "^(.+?)://(.+\\.)?youtu\\.be(/.*)?$": "$1://inv.nadeko.net$3",
  "^(.+?)://(twitter|x)\\.com(/.*)?$": "$1://nitter.poast.org$3",
  "^(.+?)://genius\\.com(/.*)?$": "$1://dm.vern.cc$2",
  "^(.+?)://(.+\\.)?medium\\.com(/.*)?$": "$1://$2scribe.rip$3",
  "^(.+?)://imdb.com(/.*)?$": "$1://librembd.lunar.icu$2",
  "^(.+?)://(bsky.app/.*)$": "$1://skyview.social?url=$2",
  "^(.+?)://(i\\.)?imgur\\.com(/.*)?$": "$1://rimgo.catsarch.com$3",
  "^(.+?)://(.+)\\.fandom.com(/.*)?$": "$1://antifandom.com/$2$3",
}
// ** Implementation
function redirect(url) {
  for (let [pat, rep] of Object.entries(redirects)) {
    pat = new RegExp(pat)
    if (pat.test(url))
      return url.replace(pat, rep)
  }
}

vimfx.on("locationChange", ({vim, location: oldURL}) => {
  let newURL = redirect(oldURL.toString())
  if (newURL)
    vimfx.send(vim, "location.replace", newURL)
})
// * Search engines
let searchEngines = {
  "Anna's Archive": {key: "aa", url: "https://annas-archive.org/search?q=%s"},
  "Arch Wiki": {key: "aw", url: "https://wiki.archlinux.org/index.php?search=%s"},
  "Brave Search": {key: "b", url: "https://search.brave.com/search?q=%s"},
  "DDG": {key: "d", url: "https://duckduckgo.com/?q=%s"},
  "Debian Bugs": {key: "dbg", url: "https://bugs.debian.org/%s"},
  "Debian Packages": {key: "p", url: "https://packages.debian.org/%s"},
  "Debian Wiki": {key: "dw", url: "https://wiki.debian.org/FrontPage?action=fullsearch&titlesearch=0&value=%s"},
  "Gentoo Packages": {key: "gp", url: "https://packages.gentoo.org/packages/search?q=%s"},
  "Gentoo Portage Overlays": {key: "gpo", url: "https://gpo.zugaina.org/Search?search=%s"},
  "Gentoo Wiki": {key: "gw", url: "https://wiki.gentoo.org/index.php?title=Special:Search&search=%s"},
  "IMSLP": {key: "imslp", url: "https://search.brave.com/search?q=%s+site%3Aimslp.org"},
  "Internet Archive": {key: "arch", url: "https://archive.org/search.php?query=%s"},
  "Jisho": {key: "ji", url: "https://jisho.org/search/%s"},
  "Kbin": {key: "m", url: "https://fedia.io/m/%s"},
  "MDN": {key: "mdn", url: "https://developer.mozilla.org/en-US/search?q=%s"},
  "MusicBrainz": {key: "mbz", url: "https://musicbrainz.org/search?type=release&method=indexed&query=%s"},
  "Marginalia": {key: "mg", url: "https://search.marginalia.nu/search?query=%s"},
  "Nix Packages": {key: "np", url: "https://search.nixos.org/packages?query=%s"},
  "Wiby": {key: "wb", url: "https://wiby.me/?q=%s"},
  "Wikipedia": {key: "w", url: "https://wikipedia.org/w/index.php?search=%s"},
  "Wiktionary (Japanese)": {key: "wkj", url: "https://wiktionary.org/w/index.php?search=%s#Japanese"},
  "Wiktionary (Latin)": {key: "wkl", url: "https://wiktionary.org/w/index.php?search=%s#Latin"},
  "Wiktionary": {key: "wk", url: "https://wiktionary.org/w/index.php?search=%s"},
  "Wolfram|Alpha": {key: "wa", url: "https://www.wolframalpha.com/input?i=%s"},
  "X Files": {key: "x", url: "http://zoar.cx/~andrea/x/%s"},
}
let defaultEngine = "Brave Search"
// ** Set
const getEngine = name => Services.search.getEngineByName(name)
const removeEngine = name =>
      Services.search.removeEngine(getEngine(name))
const addEngine = async (name, {key, url}) =>
      Services.search.addUserEngine(name, url.replace("%s", "{searchTerms}"), key)

async function resetEngine(name, opts) {
  if (getEngine(name)) await removeEngine(name)
  return addEngine(name, opts)
}

(async function() {
  for (let [name, opts] of Object.entries(searchEngines))
    getEngine(name) || await addEngine(name, opts)

  let oldDef = Services.search.defaultEngine
  Services.search.defaultEngine = getEngine(defaultEngine)
  if (!searchEngines[oldDef.name])
    Services.search.removeEngine(oldDef)

  for (let s of await Services.search.getEngines())
    if (searchEngines[s._name])
      await resetEngine(s._name, searchEngines[s._name])
  else
    await removeEngine(s._name)
})()