nixos/pkgs/systemPackages.nix

{ config, lib, pkgs, ... }:

with lib;

let
  cfg = config.machine;
  pkgsets = (lists.forEach
    (attrNames (filterAttrs (n: v: v == "regular") (builtins.readDir ./pkgsets)))
    (v: (./. + "/pkgsets/${v}")));
in {
  imports = pkgsets;

  environment.systemPackages = flatten (lists.forEach
    (attrVals cfg.pkgs cfg.pkgsets)
    (v: v.pkgwrap));

  services.emacs = mkIf (elem "emacs" cfg.pkgs) {
    defaultEditor = true;
    enable = true;
    install = true;
    package = (elemAt cfg.pkgsets.emacs.pkgwrap 0);
  };
}