{
  pkgs,
  lib,
  config,
  ...
}: let
  lf-wrapper = pkgs.writeShellApplication {
    name = "lf-wrapper";

    runtimeInputs = [pkgs.lf pkgs.alacritty];
    inheritPath = true;

    text = builtins.readFile ./scripts/lf-wrapper.sh;
  };

  url-handler = pkgs.writeShellApplication {
    name = "url-handler";

    runtimeInputs = [pkgs.rofi pkgs.libnotify pkgs.zathura pkgs.tskm];
    inheritPath = false;

    text = builtins.readFile ./scripts/url-handler.sh;
  };

  tfcConfigFile = (pkgs.formats.ini {}).generate "xdg-desktop-portal-termfilechooser.ini" {
    filechooser = {
      default_dir = "/tmp";
      cmd = "${lib.getExe lf-wrapper}";
    };
  };

  cfg = config.soispha.xdg;
in {
  options.soispha.xdg = {
    enable = lib.mkEnableOption "xdg";
  };

  config = lib.mkIf cfg.enable {
    home-manager.users.soispha = {
      xdg = {
        desktopEntries = {
          url-handler = {
            name = "url-handler";
            genericName = "Web Browser";
            exec = "${lib.getExe url-handler} %u";
            terminal = false;
            categories = [
              "Application"
              "Network"
              "WebBrowser"
            ];
            mimeType = [
              "text/html"
              "text/xml"
              "x-scheme-handler/http"
              "x-scheme-handler/https"
              "x-scheme-handler/about"
              "x-scheme-handler/unknown"
            ];
          };
        };
      };
    };

    services.dbus.enable = true;

    xdg = {
      mime = {
        enable = true;
        defaultApplications = {
          "application/pdf" = ["url-handler.desktop"];
          "application/x-pdf" = ["url-handler.desktop"];

          "text/html" = ["url-handler.desktop"];
          "text/xml" = ["url-handler.desktop"];
          "x-scheme-handler/http" = ["url-handler.desktop"];
          "x-scheme-handler/https" = ["url-handler.desktop"];
          "x-scheme-handler/about" = ["url-handler.desktop"];
          "x-scheme-handler/unknown" = ["url-handler.desktop"];
        };
      };

      portal = {
        enable = true;
        wlr = {
          enable = true;
        };
        config = {
          common = {
            # NOTE: The next entry is supposedly needed for gtk based apps <2023-08-31>
            default = ["wlr" "gtk"];
            "org.freedesktop.impl.portal.FileChooser" = ["termfilechooser"];
          };

          # TODO: Also activate, when on another wlr-based compositor <2023-11-25>
          river = {
            default = ["wlr" "gtk"];
            "org.freedesktop.impl.portal.FileChooser" = ["termfilechooser"];
          };
        };

        extraPortals = [
          pkgs.xdg-desktop-portal-gtk
          pkgs.xdg-desktop-portal-wlr
          pkgs.xdg-desktop-portal-termfilechooser
        ];
      };
    };

    environment.etc."xdg/xdg-desktop-portal-termfilechooser/config".source = tfcConfigFile;

    systemd.user.services.xdg-desktop-portal-termfilechooser = {
      serviceConfig.ExecStart = [
        ""
        "${pkgs.xdg-desktop-portal-termfilechooser}/libexec/xdg-desktop-portal-termfilechooser --loglevel=TRACE"
      ];
    };
  };
}