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/3.28/gdl-3.28.0.tar.xz"
  sha256 "52cc98ecc105148467b3b2b4e0d27ae484b1b6710d53413f771ed07ef1b737b6"
  revision 1

  bottle do
    sha256 "5143863d01c94bc6eb765615922b302de5d73f8d3ea40982b9ad29b3221b7e19" => :mojave
    sha256 "7395131d564a60d6b225c82f109403aa92bbc5f75a59eccd1ec3f98a13052f6f" => :high_sierra
    sha256 "9267cd085c7e131ffb16b13a3c4f6b39ae5b3093fd16f77925263ea305b3536b" => :sierra
    sha256 "c366de7b473f8af12cbb38b4a2fabbde7438d76915a8f06663ef1e0703548e6b" => :el_capitan
  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"]
    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#{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