nixos/kryoflux: init

{

  config,

  lib,

  pkgs,

  ...

}:

let

  cfg = config.programs.kryoflux;

in

{

  options.programs.kryoflux = {

    enable = lib.mkOption {

      type = lib.types.bool;

      default = false;

      description = ''

        Enables kryoflux udev rules, ensures 'floppy' group exists. This is a

        prerequisite to using devices supported by kryoflux without being root,

        since kryoflux device descriptors will be owned by floppy through udev.

      '';

    };

    package = lib.mkPackageOption pkgs "kryoflux" { };

  };

  config = lib.mkIf cfg.enable {

    services.udev.packages = [ cfg.package ];

    environment.systemPackages = [ cfg.package ];

    users.groups.floppy = { };

  };

  meta.maintainers = with lib.maintainers; [ matthewcroughan ];

}