{
  stdenv,
  lib,
  fetchurl,
  dpkg,
  autoPatchelfHook,
  cups,
  xorg,
}:
let
  debPlatform =
    if stdenv.hostPlatform.system == "x86_64-linux" then
      "x86_64"
    else if stdenv.hostPlatform.system == "i686-linux" then
      "i686"
    else
      throw "Unsupported system: ${stdenv.hostPlatform.system}";
in
stdenv.mkDerivation rec {
  pname = "xerox-workcentre-7800-series-driver";
  version = "5.20.661.4684";
  debpkg = "XeroxOfficev5Pkg-Linux${debPlatform}-${version}.deb";

  src = fetchurl {
    url = "https://download.support.xerox.com/pub/drivers/CQ8580/drivers/linux/pt_BR/${debpkg}";
    sha256 = "014k0r9ij3401mnab1qzv96bjl9x7rf11aw1ibf0q370pk9jqqjb";  # TODO correct hash for i686
  };

  nativeBuildInputs = [ dpkg autoPatchelfHook ];
  # TODO add support for disable xorg
  buildInputs = [
    cups
    stdenv.cc.cc.lib
    xorg.libX11
    xorg.libXrender
    xorg.libXfixes
    xorg.libXdamage
    xorg.libXcomposite
    xorg.libXcursor
    xorg.libXrandr
    xorg.libXext
    xorg.libXinerama
  ];

  sourceRoot = ".";
  unpackCmd = "dpkg-deb -x $curSrc .";

  dontConfigure = true;
  dontBuild = true;

  installPhase = ''
    runHook preInstall

	mkdir -p $out
	cp -r usr/lib $out

	mkdir -p $out/share/cups/model
	cp opt/XeroxOffice/prtsys/ppd/XROFFSTD.ppd $out/share/cups/model

	## Main CUPS filter + PPD location
    #mkdir -p $out/lib/cups/filter
    #cp -a usr/lib/cups/filter/* $out/lib/cups/filter/

    #mkdir -p $out/share/cups/model/xerox
    #cp -a opt/XeroxOffice/prtsys/ppd/XROFFSTD.ppd $out/share/cups/model/xerox/

    # Binaries (queue/log/print managers – optional but nice to have)
    mkdir -p $out/bin
    cp -a usr/bin/xeroxoffice* $out/bin/
    cp -a opt/XeroxOffice/prtsys/xeroxoffice* $out/bin/ || true

    # The big blob of libraries & data
    mkdir -p $out/opt/XeroxOffice
    cp -a opt/XeroxOffice/* $out/opt/XeroxOffice/

    # Man pages (optional)
    mkdir -p $out/share/man/man1
    cp -a usr/share/man/man1/* $out/share/man/man1/

    runHook postInstall
  #  runHook preInstall

  #  mkdir -p $out

  #  # Copy and patch the binaries and libraries
  #  cp -r opt $out/
  #  cp -r usr $out/

  #  # FIX
  #  mkdir -p $out/lib/cups/filter
  #  cp -a usr/lib/cups/filter/* $out/lib/cups/filter/  # or * if multiple
  #  chmod +x $out/lib/cups/filter/*

  #  # Move the PPD to CUPS model dir
  #  mkdir -p $out/share/cups/model
  #  cp opt/XeroxOffice/prtsys/ppd/*.ppd $out/share/cups/model/

  #  # Install the CUPS filters
  #  mkdir -p $out/lib/cups/filter
  #  cp usr/lib/cups/filter/* $out/lib/cups/filter/

  #  # Install man pages
  #  mkdir -p $out/share/man
  #  cp -r usr/share/man/* $out/share/man/

  #  runHook postInstall
  '';

  meta = with lib; {
    description = "Xerox WorkCentre 7800 Series Linux Printer Driver";
    longDescription = ''
      WorkCentre 7830/7835/7845/7855
    '';
    homepage = "https://www.support.xerox.com/en-us/product/workcentre-7800-series/downloads?platform=linux";
    sourceProvenance = with sourceTypes; [ binaryNativeCode ];
			#license = licenses.unfree;
    maintainers = [];
    platforms = platforms.linux;
  };
}