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

let
  inherit (lib.attrsets)
    mergeAttrsList;
  inherit (builtins)
    map;

  mkThinShim = tlib.mkThinShim pkgs;

  shimmedPackages = [
    "wesnoth"
    "luanti"
    "supertuxkart"
    "mindustry"
    "shattered-pixel-dungeon"
    "bzflag"
    "xonotic-glx"
    "taisei"
    "unvanquished"
  ];
in
rec {
  imports = [
    (modulesPath + "/installer/cd-dvd/iso-image.nix")
  ];

  isoImage = {
    makeBiosBootable = true;
    makeEfiBootable = true;
    makeUsbBootable = true;

    isoBaseName = lib.mkImageMediaOverride "nixos-styx";

    prependToMenuLabel = "Ades (";
    appendToMenuLabel = ") Live System";
  };

  users.users.ades = {
    description = "Ades";
    isNormalUser = true;
    homeMode = "755";
    extraGroups = [
      "disk" "cdrom"
      "audio" "video"
      "lp" "networkmanager"
    ];
    initialPassword = "persephone";
  };
  users.users.root.initialPassword = "olympus";

  services.getty.autologinUser = "ades";
  services.getty.helpLine = ''
  As you can see, you are automatically logged in to the "ades" user.
  Run `startx' to obtain a graphical session.

  The password for the "ades" user is: ${users.users.ades.initialPassword}
  The password for the "root" user is: ${users.users.root.initialPassword}
  '';

  nixpkgs.overlays = [
    (final: prev:
      mergeAttrsList
        (map (pname: {
        "${pname}" = (mkThinShim prev.${pname} "nixpkgs#${pname}");
        })
          shimmedPackages))
  ];
}