{
  config,
  lib,
  pkgs,
  ...
}:
with lib;
let
  cfg = config.nixfiles.modules.qutebrowser;
in
{
  options.nixfiles.modules.qutebrowser.enable = mkEnableOption "Qutebrowser";

  config = mkIf cfg.enable {
    nixfiles.modules.mpv.enable = true;

    hm = {
      programs.qutebrowser = with config.nixfiles.modules; {
        enable = true;

        keyBindings.normal = mkIf mpv.enable {
          "z" =
            let
              mpv = getExe config.hm.programs.mpv.package;
            in
            "hint links spawn --detach ${mpv} {hint-url}";
        };

        searchEngines = rec {
          aliexpress = "https://www.aliexpress.com/wholesale?SearchText={}";
          ansible = "https://galaxy.ansible.com/search?keywords={}";
          arch = "https://wiki.archlinux.org/?search={}";
          crates = "https://crates.io/search?q={}";
          discogs = "https://www.discogs.com/search/?q={}";
          dockerhub = "https://hub.docker.com/search?q={}";
          doublegis = "https://2gis.ru/search/{}";
          duckduckgo = "https://duckduckgo.com/?q={}'";
          ecosia = "https://www.ecosia.org/search?q={}";
          factorio = "https://wiki.factorio.com/index.php?search={}";
          genius = "https://genius.com/search?q={}";
          github = "https://github.com/search?q={}";
          godocs = "https://godocs.io/?q={}";
          gogdb = "https://www.gogdb.org/products?search={}";
          google = "https://www.google.com/search?q={}";
          google-images = "https://www.google.com/search?q={}&tbm=isch";
          gopkgs = "https://pkg.go.dev/search?q={}";
          habr = "https://habr.com/ru/search/?q={}";
          hackage = "https://hackage.haskell.org/packages/search?terms={}";
          hackernews = "https://hn.algolia.com/?q={}";
          headhunter = "https://hh.ru/search/vacancy?st=searchVacancy&text={}";
          hoogle = "https://hoogle.haskell.org/?hoogle={}";
          jisho = "https://jisho.org/search/{}";
          kotobank = "https://kotobank.jp/gs/?q={}";
          kubernetes = "https://kubernetes.io/search/?q={}";
          lastfm = "https://www.last.fm/search?q={}";
          lobsters = "https://lobste.rs/search?q=test{}";
          mdn = "https://developer.mozilla.org/en-US/search?q={}";
          melpa = "https://melpa.org/#/?q={}";
          moddb = "https://www.moddb.com/search?q={}";
          musicbrainz = "https://musicbrainz.org/search?query={}";
          nix-issues = "https://github.com/NixOS/nix/issues?q={}";
          nix-prs = "https://github.com/NixOS/nix/pulls?q={}";
          nixos-flakes = "https://search.nixos.org/flakes?query={}";
          nixos-options = "https://search.nixos.org/options?query={}";
          nixos-packages = "https://search.nixos.org/packages?query={}";
          nixos-wiki = "https://nixos.wiki/index.php?search={}";
          nixpkgs-issues = "https://github.com/NixOS/nixpkgs/issues?q={}";
          nixpkgs-prs = "https://github.com/NixOS/nixpkgs/pulls?q={}";
          openstreetmap = "https://www.openstreetmap.org/search?query={}";
          ozon = "https://www.ozon.ru/search/?text={}";
          protondb = "https://www.protondb.com/search?q={}";
          pypi = "https://pypi.org/search/?q={}";
          pythondocs = "https://docs.python.org/3/search.html?q={}";
          rateyourmusic = "https://rateyourmusic.com/search?searchterm={}";
          riichi = "https://riichi.wiki/index.php?search={}";
          rustdoc = "https://doc.rust-lang.org/std/?search={}";
          searx = "https://searx.tiekoetter.com/search?q={}";
          slashdot = "https://slashdot.org/index2.pl?fhfilter={}";
          sourcehut = "https://sr.ht/projects?search={}";
          steam = "https://store.steampowered.com/search/?term={}";
          steamdb = "https://steamdb.info/search/?a=app&q={}";
          ubuntu = "https://wiki.ubuntu.com/Home?action=fullsearch&value={}";
          wikipedia-en = "https://en.wikipedia.org/w/index.php?search={}";
          wikipedia-ru = "https://ru.wikipedia.org/w/index.php?search={}";
          wikipedia-ja = "https://ja.wikipedia.org/w/index.php?search={}";
          wolphramalpha = "https://www.wolframalpha.com/input/?i={}";
          yandex = "https://yandex.ru/search/?text={}";
          yandex-images = "https://yandex.ru/images/search?text={}";
          yandex-market = "https://market.yandex.ru/search?text={}";
          youtube = "https://yewtu.be/search?q={}";

          aw = arch;
          d = duckduckgo;
          do = dockerhub;
          docker = dockerhub;
          g = google;
          gh = github;
          h = hoogle;
          k = kubernetes;
          mb = musicbrainz;
          n = nixos-options;
          nw = nixos-wiki;
          py = pypi;
          pyd = pythondocs;
          rym = rateyourmusic;
          s = searx;
          sh = sourcehut;
          sr = sourcehut;
          w = wikipedia-en;
          wen = wikipedia-en;
          wja = wikipedia-ja;
          wru = wikipedia-ru;
          y = yandex;
          yt = youtube;
        };

        settings = {
          changelog_after_upgrade = "never";

          content = {
            autoplay = false;
            cookies.accept = "all";
            default_encoding = "utf-8";
            desktop_capture = "ask";
            dns_prefetch = false;
            geolocation = false;
            headers.do_not_track = true;
            javascript.enabled = true;
            prefers_reduced_motion = true;
            webgl = true;

            blocking = {
              enabled = true;
              method = "adblock";
              adblock.lists = [
                "https://easylist.to/easylist/easylist.txt"
                "https://easylist.to/easylist/easyprivacy.txt"
                "https://easylist.to/easylist/fanboy-social.txt"
                "https://secure.fanboy.co.nz/fanboy-annoyance.txt"
                "https://secure.fanboy.co.nz/fanboy-cookiemonster.txt"
              ];
            };
          };

          completion = {
            height = "50%";
            show = "auto";
            shrink = true;
            timestamp_format = "%y-%m-%d";
            min_chars = 3;
            open_categories = [
              "bookmarks"
              "quickmarks"
              "history"
            ];

            scrollbar = {
              width = 0;
              padding = 0;
            };
          };

          downloads = {
            location = {
              directory = config.userDirs.download;
              prompt = true;
            };
            remove_finished = 0;
          };

          editor.command = [
            (if alacritty.enable then getExe pkgs.alacritty else getExe pkgs.xterm)
            "-e"
            (getExe' config.programs.vim.package "vim")
            "-f"
            "{}"
          ];

          hints = {
            auto_follow = "unique-match";
            auto_follow_timeout = 0;
            min_chars = 1;
            scatter = false;
            uppercase = false;
          };

          hints.radius = 0;
          keyhint.radius = 0;
          prompt.radius = 0;

          scrolling = {
            bar = "never";
            smooth = false;
          };

          spellcheck.languages = [
            "en-US"
            "en-GB"
            "ru-RU"
          ];

          statusbar.position = "bottom";

          tabs = {
            position = "top";

            title = {
              alignment = "left";
              format = "{audio}{index} : {current_title}";
              format_pinned = "{audio}{index}";
            };

            min_width = -1;
            max_width = -1;

            indicator.width = 0;

            pinned = {
              shrink = true;
              frozen = false;
            };

            close_mouse_button = "middle";
            mousewheel_switching = false;

            background = true;
            select_on_remove = "next";
            new_position = {
              related = "next";
              unrelated = "last";
            };

            favicons = {
              show = "pinned";
              scale = 0.75;
            };
          };

          url = rec {
            default_page = "about:blank";
            start_pages = [ default_page ];
          };

          window = {
            hide_decoration = false;
            title_format = "{perc}{current_title}{title_sep}qutebrowser";
          };

          qt = mkIf kde.enable {
            force_platform = null;
            force_platformtheme = "KDE";
          };
        };

        extraConfig =
          (
            let
              mkPaddingDictionary =
                {
                  name,
                  bottom,
                  left,
                  right,
                  top,
                }:
                let
                  n = "c.${name}.padding";
                  b = "'bottom': ${toString bottom}";
                  l = "'left': ${toString left}";
                  r = "'right': ${toString right}";
                  t = "'top': ${toString top}";
                in
                "${n} = {${b}, ${l}, ${r}, ${t}}";

              final = map mkPaddingDictionary [
                {
                  name = "hints";
                  bottom = 3;
                  left = 3;
                  right = 3;
                  top = 3;
                }
                {
                  name = "statusbar";
                  bottom = 1;
                  left = 0;
                  right = 3;
                  top = 1;
                }
                {
                  name = "tabs";
                  bottom = 1;
                  left = 6;
                  right = 6;
                  top = 1;
                }
              ];
            in
            concatLines final + "\n"
          )
          + (
            let
              allowSetting = setting: url: "config.set('content.${setting}', True, '${url}')";

              allowMediaCaptureSetting = url: [
                (allowSetting "desktop_capture" url)
                (allowSetting "media.audio_video_capture" url)
              ];
              allowedMediaCapture = flatten (
                map allowMediaCaptureSetting [
                  "https://discord.com"
                  "https://web.telegram.org"
                ]
              );

              allowNotificationsSetting = allowSetting "notifications.enabled";
              allowedNotifications = map allowNotificationsSetting [
                "https://discord.com"
                "https://web.telegram.org"
              ];

              final = allowedMediaCapture ++ allowedNotifications;
            in
            concatLines final + "\n"
          );
      };

      home.activation.installQutebrowserDictionaries =
        let
          dictcli = "${pkgs.qutebrowser}/share/qutebrowser/scripts/dictcli.py";
        in
        ''
          if [[ ! -d "''${XDG_DATA_HOME:-$HOME/.local/share}/qutebrowser/qtwebengine_dictionaries" ]]; then
              ${dictcli} install en-US en-GB ru-RU
          fi
        '';
    };
  };
}