{ pkgs, lib, ... }:
let
  modDir = ./mods;
  modList = lib.pipe modDir [
    builtins.readDir
    (lib.filterAttrs (_: v: v == "regular"))
    (lib.mapAttrsToList (k: _: k))
    (builtins.filter (lib.hasSuffix ".zip"))
  ];

  validPath =
    modFileName:
    builtins.path {
      path = "${modDir}/${modFileName}";
      name = lib.strings.sanitizeDerivationName modFileName;
    };

  modToDrv =
    modFileName:
    pkgs.runCommand "copy-factorio-mods" { } ''
      mkdir $out
      ln -s '${validPath modFileName}' $out/'${modFileName}'
    ''
    // {
      deps = [ ];
    };
in
{
  services = {
    factorio = {
      enable = true;
      game-name = "stats-export-test";
      saveName = "stats-export-test";
      mods = builtins.map modToDrv modList;
      lan = true;
      admins = [ "eboskma" ];
      nonBlockingSaving = true;
    };
  };

}