{ floco, system, pkgs, nooglePkgs }:
let

  inherit (floco) lib;

  pjs = let
    msg = "default.nix: Expected to find `package.json' to lookup "
      + "package name/version, but no such file exists at: "
      + (toString ./package.json);
  in if builtins.pathExists ./package.json then
    lib.importJSON ./package.json
  else
    throw msg;
  ident = pjs.name;
  inherit (pjs) version;

  fmod = lib.evalModules {
    modules = [
      floco.nixosModules.floco
      {
        config.floco.settings = {
          inherit system;
          basedir = ./.;
        };
      }
      ./nix/floco-cfg.nix
    ];
    specialArgs = { inherit pkgs nooglePkgs; };
  };

  # This attrset holds a few derivations related to our package.
  # We'll expose these below to the CLI.
  pkg = fmod.config.floco.packages.${ident}.${version};

in { inherit pkg fmod; }