class Gdl < Formula
  desc "GNOME Docking Library provides docking features for GTK+ 3"
  homepage "https://developer.gnome.org/gdl/"
  url "https://download.gnome.org/sources/gdl/3.34/gdl-3.34.0.tar.xz"
  sha256 "858b30f0cdce4c4cb3e8365a7d54ce57c388beff38ea583be5449bc78dda8d02"
  revision 1

  bottle do
    sha256 "72213f48c641e747ee4e5f57d99f5f6b58281def3979fd9bbd4b10d43fac94f1" => :catalina
    sha256 "be37ffff8627cd687027fa38bc67e1e19dac530caeff7c6e26a1d4c58cb7219b" => :mojave
    sha256 "0d014a840abbe39750efa407a6a9bc49b542dd875e07eb541cf234307f41b276" => :high_sierra
  end

  depends_on "gobject-introspection" => :build
  depends_on "intltool" => :build
  depends_on "pkg-config" => :build
  depends_on "gtk+3"
  depends_on "libxml2"

  def install
    system "./configure", "--disable-dependency-tracking",
                          "--disable-silent-rules",
                          "--prefix=#{prefix}"
    system "make", "install"
  end

  test do
    (testpath/"test.c").write <<~EOS
      #include <gdl/gdl.h>

      int main(int argc, char *argv[]) {
        GType type = gdl_dock_object_get_type();
        return 0;
      }
    EOS
    ENV.libxml2
    atk = Formula["atk"]
    cairo = Formula["cairo"]
    fontconfig = Formula["fontconfig"]
    freetype = Formula["freetype"]
    gdk_pixbuf = Formula["gdk-pixbuf"]
    gettext = Formula["gettext"]
    glib = Formula["glib"]
    gtkx3 = Formula["gtk+3"]
    harfbuzz = Formula["harfbuzz"]
    libepoxy = Formula["libepoxy"]
    libpng = Formula["libpng"]
    pango = Formula["pango"]
    pixman = Formula["pixman"]
    flags = %W[
      -I#{atk.opt_include}/atk-1.0
      -I#{cairo.opt_include}/cairo
      -I#{fontconfig.opt_include}
      -I#{freetype.opt_include}/freetype2
      -I#{gdk_pixbuf.opt_include}/gdk-pixbuf-2.0
      -I#{gettext.opt_include}
      -I#{glib.opt_include}/gio-unix-2.0/
      -I#{glib.opt_include}/glib-2.0
      -I#{glib.opt_lib}/glib-2.0/include
      -I#{gtkx3.opt_include}/gtk-3.0
      -I#{harfbuzz.opt_include}/harfbuzz
      -I#{include}/libgdl-3.0
      -I#{libepoxy.opt_include}
      -I#{libpng.opt_include}/libpng16
      -I#{pango.opt_include}/pango-1.0
      -I#{pixman.opt_include}/pixman-1
      -D_REENTRANT
      -L#{atk.opt_lib}
      -L#{cairo.opt_lib}
      -L#{gdk_pixbuf.opt_lib}
      -L#{gettext.opt_lib}
      -L#{glib.opt_lib}
      -L#{gtkx3.opt_lib}
      -L#{lib}
      -L#{pango.opt_lib}
      -latk-1.0
      -lcairo
      -lcairo-gobject
      -lgdk-3
      -lgdk_pixbuf-2.0
      -lgdl-3
      -lgio-2.0
      -lglib-2.0
      -lgobject-2.0
      -lgtk-3
      -lintl
      -lpango-1.0
      -lpangocairo-1.0
    ]
    system ENV.cc, "test.c", "-o", "test", *flags
    system "./test"
  end
end