let
  # Recursively collect directories
  collectDirs =
    path:
    let
      content = builtins.readDir path;
      subdirs = builtins.filter (name: content.${name} == "directory") (builtins.attrNames content);
      buildPath = name: path + "/${name}";

      # Get immediate subdirectories
      thisDirs = map buildPath subdirs;
      # Recursively get sub-subdirectories
      subDirs = builtins.concatMap collectDirs thisDirs;
    in
    [ path ] ++ subDirs;

  # Import directories and their default.nix files
  directoryImport =
    path:
    builtins.listToAttrs (
      map (dir: {
        name = baseNameOf (toString dir);
        value = import dir;
      }) (collectDirs path)
    );

  # Create the modules attrset
  modules = directoryImport ./.;
in
{
  flake.homeModules = {
    desktop = {
      imports = builtins.attrValues {
        inherit (modules)
          cli
          gui
          ;
      };
    };
    laptop = {
      imports = builtins.attrValues {
        inherit (modules)
          apps
          ;
      };
    };
    server = {
      imports = builtins.attrValues {
        inherit (modules)
          cli
          ;
      };
    };
  };
}