class Libgee < Formula
  desc "Collection library providing GObject-based interfaces"
  homepage "https://wiki.gnome.org/Projects/Libgee"
  url "https://download.gnome.org/sources/libgee/0.18/libgee-0.18.1.tar.xz"
  sha256 "99686bbe5a9c89ba9502c25f61314ee8efa0dd2a1159c9a639afc1458c2839a2"

  bottle do
    cellar :any
    sha256 "1ff99c3fcc93d1445540219b4327c9b05f1ae6c59f9c0b84f660c3c78ca07c74" => :sierra
    sha256 "16f97389ce63e4b9bbd37c7d83caf273dfb723001895d7af17dfa5fed8713172" => :el_capitan
    sha256 "f559db2d7dabd1d6b5fc63d6e86afec93346e74b14d7eb11f02128e3fc70f8ab" => :yosemite
  end

  depends_on "pkg-config" => :build
  depends_on "vala" => :build
  depends_on "gobject-introspection"

  def install
    # ensures that the gobject-introspection files remain within the keg
    inreplace "gee/Makefile.in" do |s|
      s.gsub! "@HAVE_INTROSPECTION_TRUE@girdir = @INTROSPECTION_GIRDIR@",
              "@HAVE_INTROSPECTION_TRUE@girdir = $(datadir)/gir-1.0"
      s.gsub! "@HAVE_INTROSPECTION_TRUE@typelibdir = @INTROSPECTION_TYPELIBDIR@",
              "@HAVE_INTROSPECTION_TRUE@typelibdir = $(libdir)/girepository-1.0"
    end

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

  test do
    (testpath/"test.c").write <<-EOS.undent
      #include <gee.h>

      int main(int argc, char *argv[]) {
        GType type = gee_traversable_stream_get_type();
        return 0;
      }
    EOS
    gettext = Formula["gettext"]
    glib = Formula["glib"]
    flags = %W[
      -I#{gettext.opt_include}
      -I#{glib.opt_include}/glib-2.0
      -I#{glib.opt_lib}/glib-2.0/include
      -I#{include}/gee-0.8
      -L#{gettext.opt_lib}
      -L#{glib.opt_lib}
      -L#{lib}
      -lgee-0.8
      -lglib-2.0
      -lgobject-2.0
      -lintl
    ]
    system ENV.cc, "test.c", "-o", "test", *flags
    system "./test"
  end
end