{ stdenv, pkgs, buildFHSUserEnv, makeDesktopItem, fetchFromGitHub, fetchpatch
, wrapGAppsHook, python2Packages, python3Packages }:

let
  qt5Deps = with pkgs; with qt5; [ qtbase qtmultimedia ];
  gnome3Deps = with pkgs; with gnome3; [ zenity gtksourceview gnome-desktop libgnome-keyring webkitgtk ];

  python3Deps = with pkgs; with python3Packages; [
    evdev pyyaml pyxdg pygobject3 pyqt5 dbus-python requests pillow
  ];

  xorgDeps = with pkgs; with xorg; [
    libX11 libXrender libXrandr libxcb libXmu libpthreadstubs libXext libXdmcp
    libXxf86vm libXinerama libSM libXv libXaw libXi libXcursor libXcomposite
    xrandr xdg_utils
  ];

  gstDeps = with pkgs; with gst_all_1; [
    gstreamer gst-plugins-base gst-plugins-good gst-plugins-bad gst-plugins-ugly
    gst-libav
  ];

  deps = with pkgs; [
    # Common
    stdenv.cc.cc libGL libGLU_combined libsndfile libtheora libogg libvorbis
    libopus libGLU libpcap libpulseaudio libao libusb libevdev libudev libgcrypt
    libxml2 libusb libpng libmpeg2 libv4l libjpeg libxkbcommon libass libcdio
    libjack2 libsamplerate libzip libmad libaio libcap libtiff libva libgphoto2
    libxslt libtxc_dxtn 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

    # Lutris
    gobjectIntrospection gdk_pixbuf pango openssl sqlite xterm libnotify procps

    # Adventure Game Studio
    allegro dumb

    # Desmume
    lua agg soundtouch openal desktop-file-utils pangox_compat atk

    # DGen // TODO: libarchive is broken

    # Dolphin
    bluez ffmpeg gettext portaudio wxGTK30 miniupnpc mbedtls lzo sfml gsm
    wavpack gnutls-kdh orc nettle gmp pcre vulkan-loader

    # DOSBox
    SDL_net SDL_sound
 
    # GOG
    glib-networking

    # Higan // TODO: "higan is not available for the x86_64 architecture"

    # Libretro
    fluidsynth hidapi mesa_noglu libdrm

    # MAME
    qt48 fontconfig SDL2_ttf

    # Mednafen
    freeglut mesa_glu

    # MESS
    expat

    # Minecraft
    nss

    # Mupen64Plus
    boost dash

    # Osmose
    qt4

    # PCSX2 // TODO: "libgobject-2.0.so.0: wrong ELF class: ELFCLASS64"

    # PPSSPP
    glew snappy

    # Redream // "redream is not available for the x86_64 architecture"

    # ResidualVM
    flac

    # rpcs3 // TODO: "error while loading shared libraries: libz.so.1..."
    llvm_4

    # ScummVM
    nasm sndio

    # Snes9x
    epoxy minizip

    # Steam
    steam

    # Vice
    bison flex

    # WINE
    perl which p7zip gnused gnugrep psmisc cups lcms2 mpg123 cairo unixODBC
    samba4 sane-backends openldap opencl-headers ocl-icd utillinux

    (wine.override { wineBuild = "wineWow"; })

    # ZDOOM
    soundfont-fluid bzip2 game-music-emu
  ] ++ qt5Deps
    ++ gnome3Deps
    ++ python3Deps
    ++ xorgDeps
    ++ gstDeps;

  lutris = python3Packages.buildPythonApplication rec {
    name = "lutris-original-${version}";
    version = "0.5.2.1";

    src = fetchFromGitHub {
      owner = "lutris";
      repo = "lutris";
      rev = "v${version}";
      sha256 = "023yqnzmnkfpq21r6ky6jzwbjxjcw1a5zqrrdl6fwwlr78fdhgpv";
    };

    enableParallelBuilding = true;
    nativeBuildInputs = [ wrapGAppsHook ];
    propagatedBuildInputs = deps;
    fullPath = stdenv.lib.makeLibraryPath deps;
    preConfigure = "export HOME=$PWD";

    makeWrapperArgs = [
      "--prefix LD_LIBRARY_PATH : ${fullPath}:$out/lib"
      "--set GI_TYPELIB_PATH $GI_TYPELIB_PATH"
      "--prefix XDG_DATA_DIRS : $out/share"
      "--suffix XDG_DATA_DIRS : $XDG_ICON_DIRS:$GSETTINGS_SCHEMAS_PATH"
    ];

    postInstall = ''
      mkdir -p $out/lib
      ln -sf ${pkgs.gsm}/lib/libgsm.so $out/lib/libgsm.so.1
      mv $out/bin/lutris $out/bin/lutris-${version}
    '';

    meta = with stdenv.lib; {
      homepage = "https://lutris.net";
      description = "Open Source gaming platform for GNU/Linux";
      license = licenses.gpl3;
      maintainers = with maintainers; [ chiiruno ];
      platforms = platforms.linux;
    };
  };

  desktopItem = makeDesktopItem {
    name = "Lutris";
    exec = "lutris";
    icon = "lutris";
    comment = lutris.meta.description;
    desktopName = "Lutris";
    genericName = "Gaming Platform";
    categories = "Network;Game;Emulator;";
    startupNotify = "false";
  };

in buildFHSUserEnv rec {
  name = "lutris";

  runScript = "lutris-${lutris.version}";
  targetPkgs = pkgs: [ lutris pkgs.glxinfo pkgs.pciutils ];
  passthru.lutris = lutris;

  extraInstallCommands = ''
    mkdir -p $out/share
    cp -r ${desktopItem}/share/applications $out/share
    ln -sf ${lutris}/share/icons $out/share
  '';
}