default.nix

{ stdenv, fetchzip }:

stdenv.mkDerivation rec {
  name = "godot-mono";
  version = "3.1.2";

  src = fetchzip {
    url = "https://downloads.tuxfamily.org/godotengine/${version}/mono/Godot_v${version}-stable_mono_x11_64.zip";
    sha256 = "0lzl9kin9pckcdl262fp4kfybjx0fbj79954xmz75jqazwgnp0dd";
    extraPostFetch = ''
      chmod go-w $out
    '';
  };

  installPhase = ''
    mkdir -p $out/bin
    cp -a . $out
    ls $out
    ln -sf $out/Godot_v${version}-stable_mono_x11.64 $out/bin/godot-mono
  '';

  meta = {
    description = ''
      Godot is a 2D and 3D, cross-platform, free and open-source game engine
      released under the MIT license
    '';
    license = stdenv.lib.licenses.free;
  };
}