{ pkgs, ... }:
{
  programs.firefox = {
    enable = true;
    package = pkgs.firefox; # uses overrides
    policies = {
      # CaptivePortal = false;
      DisableFirefoxStudies = true;
      DisablePocket = true;
      DisableTelemetry = true;
      DisableFirefoxAccounts = false;
      DisplayBookmarksToolbar = "always";
      NoDefaultBookmarks = true;
      OfferToSaveLogins = false;
      OfferToSaveLoginsDefault = false;
      EnableTrackingProtection = true;
    };
    profiles.default = {
      id = 0;
      isDefault = true;
      userChrome = builtins.readFile ../../../programs/firefox/chrome/userChrome.css;
      extensions = with pkgs.nur.repos.rycee.firefox-addons; [
        tridactyl
        browserpass
        clearurls
        darkreader
        enhancer-for-youtube
        istilldontcareaboutcookies
        translate-web-pages
        ublock-origin
        reddit-enhancement-suite
        sponsorblock
        web-archives
        single-file
        widegithub
        enhanced-github
        unpaywall
        don-t-fuck-with-paste
        plasma-integration
      ];

      search.engines = {
        "Nix Packages" = {
          urls = [{
            template = "https://search.nixos.org/packages";
            params = [
              { name = "type"; value = "packages"; }
              { name = "query"; value = "{searchTerms}"; }
            ];
          }];
          icon = "${pkgs.nixos-icons}/share/icons/hicolor/scalable/apps/nix-snowflake.svg";
          definedAliases = [ "@np" ];
        };

        "NixOS Wiki" = {
          urls = [{
            template = "https://nixos.wiki/index.php?search={searchTerms}";
          }];
          iconUpdateURL = "https://nixos.wiki/favicon.png";
          updateInterval = 24 * 60 * 60 * 1000; # every day
          definedAliases = [ "@nw" ];
        };

        "NixOS Options" = {
          urls = [{
            template = "https://search.nixos.org/options";
            params = [
              { name = "query"; value = "{searchTerms}"; }
            ];
          }];

          icon = "${pkgs.nixos-icons}/share/icons/hicolor/scalable/apps/nix-snowflake.svg";
          definedAliases = [ "@no" ];
        };

        "Home Manager Options" = {
          urls = [{
            template = "https://home-manager-options.extranix.com/";
            params = [
              { name = "query"; value = "{searchTerms}"; }
            ];
          }];

          icon = "${pkgs.nixos-icons}/share/icons/hicolor/scalable/apps/nix-snowflake.svg";
          definedAliases = [ "@hm" "@ho" "@hmo" ];
        };

        "Google".metaData.alias = "@g";
      };
      search.force = true; # this is required because otherwise the search.json.mozlz4 symlink gets replaced on every firefox restart
    };
  };
}