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

let
  cfg = config.orbekk.gaming;

  pkgs' = pkgs.unstable;

  overlay = final: prev: {
    steam = pkgs'.steam.override {
      # nativeOnly = true;
      withJava = true;
      extraPkgs = p: with pkgs';
        let xorgdeps = with xorg; [
              libX11 libXrender libXrandr libxcb libXmu libpthreadstubs libXext libXdmcp
              libXxf86vm libXinerama libSM libXv libXaw libXi libXcursor libXcomposite
            ];
        in [
          samba
          tdb
          glib-networking
          libxkbcommon
          fluidsynth hidapi mesa libdrm
          perl which p7zip gnused gnugrep psmisc opencl-headers
          cups lcms2 mpg123 cairo unixODBC samba4 sane-backends openldap ocl-icd utillinux
          fribidi
          libsndfile libtheora libogg libvorbis libopus libGLU libpcap libpulseaudio
          libao libusb libevdev udev libgcrypt libxml2 libusb libpng libmpeg2 libv4l
          libjpeg libxkbcommon libass libcdio libsamplerate libzip libmad libaio
          libcap libtiff libva libgphoto2 libxslt libsndfile giflib zlib glib
          alsaLib zziplib bash dbus keyutils zip cabextract freetype unzip coreutils
          readline gcc SDL SDL2 curl graphite2 gtk2 gtk3 udev ncurses wayland libglvnd
          vulkan-loader xdg_utils sqlite gnutls libbsd
          libnghttp2
          openssl
          openldap
          xorg.xrandr
          xorg.xinput
          gnome3.gtk
          zlib
          dbus
          freetype
          glib
          atk
          cairo
          gdk_pixbuf
          pango
          fontconfig
          xorg.libxcb
          libkrb5
          nss
          qt4
          qt514.full
          libjack2 jack2 jack2Full jack_capture
          libidn2
          rtmpdump
          libpsl
        ] ++ xorgdeps;
    };
  };

in {
  options = {
    orbekk.gaming = {
      enable = lib.mkEnableOption "Enable steam with overrides";
    };
  };
  
  config = lib.mkIf cfg.enable {
    nixpkgs.overlays = [ overlay ];

    nixpkgs.config.allowUnfreePredicate = pkg: builtins.elem (lib.getName pkg) [
      "steam"
    ];

    programs.steam.enable = true;
    hardware.opengl.extraPackages32 = with pkgs.pkgsi686Linux; [ libva ];

    environment.systemPackages = with pkgs; [
      wineWowPackages.staging
      steam
      steam.run
      obs-studio
    ];
  };
}