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

let inherit (lib) types;
    cfg = config.this.users;
    userP = (name: builtins.elem name cfg.enabled);
    user = (name: config: lib.mkIf (userP name) config);
in
{
  options.this.users = {
    enabled = lib.mkOption {
      type = types.listOf types.str;
      default = [];
    };
  };

  config = lib.mkMerge [
    (user "simon" {
      users.groups.simon = {
        gid = 1000;
      };
      users.users.simon = {
        description = "Simon Parri";
        group = "simon";
        isNormalUser = true;
        uid = 1000;
        shell = pkgs.zsh;
        homeMode = "755";
        extraGroups = [
          "users"
          "adm"
          "kvm"
          "disk" "cdrom"
          "audio" "video"
          "input"
          "lp"
          "networkmanager"
        ];
      };
    })
  ];
}