depot/third_party/nixpkgs/pkgs/games/quake2/yquake2/wrapper.nix

{
  stdenv,
  lib,
  buildEnv,
  makeWrapper,
  yquake2,
  copyDesktopItems,
  makeDesktopItem,
}:

{
  games,
  name,
  description,
}:

let
  env = buildEnv {
    name = "${name}-env";
    paths = [ yquake2 ] ++ games;
  };

in
stdenv.mkDerivation {
  pname = name;
  version = lib.getVersion yquake2;

  nativeBuildInputs = [
    makeWrapper
    copyDesktopItems
  ];

  dontUnpack = true;

  installPhase =
    ''
      runHook preInstall
      mkdir -p $out/bin
    ''
    + lib.concatMapStringsSep "\n" (game: ''
      makeWrapper ${env}/bin/yquake2 $out/bin/yquake2-${game.title} \
        --add-flags "+set game ${game.id}"
      makeWrapper ${env}/bin/yq2ded $out/bin/yq2ded-${game.title} \
        --add-flags "+set game ${game.id}"
    '') games
    + ''
      install -Dm644 ${yquake2}/share/pixmaps/yamagi-quake2.png $out/share/pixmaps/yamagi-quake2.png;
      runHook postInstall
    '';

  desktopItems = map (
    game:
    makeDesktopItem ({
      name = game.id;
      exec = game.title;
      icon = "yamagi-quake2";
      desktopName = game.id;
      comment = game.description;
      categories = [
        "Game"
        "Shooter"
      ];
    })
  ) games;

  meta = {
    inherit description;
  };
}