default.nix

{ stdenv, fetchFromGitHub, pkgconfig, autoconf, gnome3, gtk-engine-murrine, inkscape, optipng,
  color ? "DC143C"
}:

let
   gnomeVersion = if stdenv.lib.versionOlder "3.22" gnome3.version then "3.22" else gnome3.version;
   pname = "arc-theme-colora";
in stdenv.mkDerivation rec {
  name = "${pname}-${version}";
  version = "2017-05-13";
  inherit color;

  src = fetchFromGitHub {
    owner = "erikdubois";
    repo = "Arc-Theme-Colora";
    rev = "75c9ba36620c5e89113f35d00deb782bda74cca8";
    sha256 = "122nwkdhjcp46hsg7iifpkg24xqgph941x6fi6i3znkg1rq6xmdl";
  };

  nativeBuildInputs = [ pkgconfig autoconf inkscape optipng ];
  buildInputs = [ gnome3.gtk ];
  propogatedUserEnvPkgs = [ gtk-engine-murrine ];

  preferLocalBuild = true;

  builder = ./builder.sh;

  meta = with stdenv.lib; {
    description = "Create a GTK theme based on horst3180's Arc with a custom accent color";
    homepage = https://github.com/erikdubois/Arc-Theme-Colora;
    platforms = platforms.unix;
  };
}