class GlibNetworking < Formula
  desc "Network related modules for glib"
  homepage "https://launchpad.net/glib-networking"
  url "https://download.gnome.org/sources/glib-networking/2.62/glib-networking-2.62.1.tar.xz"
  sha256 "3c55ae6771ad7a79fa606a834f4686ed555c2774ed6e9ece6f3c0f6a3dab7110"

  bottle do
    sha256 "f6a09b8032078f0485791a51ca632336212ee26685a507b9a26a4b2c99d17ac6" => :catalina
    sha256 "7b61b9309af4d0d36d9c0eed39036d012954be77426101eaa737e1fa6fb241dd" => :mojave
    sha256 "06fb6d19fbfdb79d37ccade73e9741be30305b782e8d2ff989609ed495b1a29b" => :high_sierra
  end

  depends_on "meson" => :build
  depends_on "ninja" => :build
  depends_on "pkg-config" => :build
  depends_on "python" => :build
  depends_on "glib"
  depends_on "gnutls"
  depends_on "gsettings-desktop-schemas"

  link_overwrite "lib/gio/modules"

  def install
    # stop meson_post_install.py from doing what needs to be done in the post_install step
    ENV["DESTDIR"] = "/"

    mkdir "build" do
      system "meson", "--prefix=#{prefix}",
                      "-Dlibproxy=disabled",
                      "-Dopenssl=disabled",
                      "-Dgnome_proxy=disabled",
                      ".."
      system "ninja", "-v"
      system "ninja", "install", "-v"
    end
  end

  def post_install
    system Formula["glib"].opt_bin/"gio-querymodules", HOMEBREW_PREFIX/"lib/gio/modules"
  end

  test do
    (testpath/"gtls-test.c").write <<~EOS
      #include <gio/gio.h>
      int main (int argc, char *argv[])
      {
        if (g_tls_backend_supports_tls (g_tls_backend_get_default()))
          return 0;
        else
          return 1;
      }
    EOS

    # From `pkg-config --cflags --libs gio-2.0`
    flags = [
      "-D_REENTRANT",
      "-I#{HOMEBREW_PREFIX}/include/glib-2.0",
      "-I#{HOMEBREW_PREFIX}/lib/glib-2.0/include",
      "-I#{HOMEBREW_PREFIX}/opt/gettext/include",
      "-L#{HOMEBREW_PREFIX}/lib",
      "-L#{HOMEBREW_PREFIX}/opt/gettext/lib",
      "-lgio-2.0", "-lgobject-2.0", "-lglib-2.0"
    ]

    system ENV.cc, "gtls-test.c", "-o", "gtls-test", *flags
    system "./gtls-test"
  end
end