class Vips < Formula
  desc "Image processing library"
  homepage "https://github.com/libvips/libvips"
  url "https://github.com/libvips/libvips/releases/download/v8.13.2/vips-8.13.2.tar.gz"
  sha256 "41db5ed40a22ad50f8f37782e1ae5bac76f9f2e0b5731728f97c55f245f1da2a"
  license "LGPL-2.1-or-later"

  livecheck do
    url :stable
    strategy :github_latest
  end

  bottle do
    sha256 arm64_monterey: "50d0846e4253405f2edec6ef27cf427134bc5955382ae99391460b409c147670"
    sha256 arm64_big_sur:  "838d872c7a74c0f9504f02a3e1773b1627943e02b044ed0d592ddddd6af4dc71"
    sha256 monterey:       "a82668ced78c9ad7a3362462ed28311a825c7464b3c53e004447b66b5b0d01e2"
    sha256 big_sur:        "cf623736d3269700dac8873c4f953c3489bbe0c5a4bf4ebae53b0fce18446b2a"
    sha256 catalina:       "d4ac8ae6badf2c76d73ee8e80b20c90bfd55dbef3c419e95637a1137f3e602d3"
    sha256 x86_64_linux:   "637131627c0831e621684882b1ed82d191750dd0dab3bbd46ec8280d3f8f4476"
  end

  depends_on "gobject-introspection" => :build
  depends_on "meson" => :build
  depends_on "ninja" => :build
  depends_on "pkg-config" => :build
  depends_on "cairo"
  depends_on "cfitsio"
  depends_on "cgif"
  depends_on "fftw"
  depends_on "fontconfig"
  depends_on "gettext"
  depends_on "glib"
  depends_on "imagemagick"
  depends_on "jpeg-xl"
  depends_on "libexif"
  depends_on "libgsf"
  depends_on "libheif"
  depends_on "libimagequant"
  depends_on "libmatio"
  depends_on "librsvg"
  depends_on "libspng"
  depends_on "libtiff"
  depends_on "little-cms2"
  depends_on "mozjpeg"
  depends_on "openexr"
  depends_on "openjpeg"
  depends_on "openslide"
  depends_on "orc"
  depends_on "pango"
  depends_on "poppler"
  depends_on "webp"

  uses_from_macos "expat"
  uses_from_macos "zlib"

  fails_with gcc: "5"

  def install
    # mozjpeg needs to appear before libjpeg, otherwise it's not used
    ENV.prepend_path "PKG_CONFIG_PATH", Formula["mozjpeg"].opt_lib/"pkgconfig"

    mkdir "build" do
      system "meson", *std_meson_args, ".."
      system "ninja"
      system "ninja", "install"
    end
  end

  test do
    system "#{bin}/vips", "-l"
    cmd = "#{bin}/vipsheader -f width #{test_fixtures("test.png")}"
    assert_equal "8", shell_output(cmd).chomp

    # --trellis-quant requires mozjpeg, vips warns if it's not present
    cmd = "#{bin}/vips jpegsave #{test_fixtures("test.png")} #{testpath}/test.jpg --trellis-quant 2>&1"
    assert_equal "", shell_output(cmd)

    # [palette] requires libimagequant, vips warns if it's not present
    cmd = "#{bin}/vips copy #{test_fixtures("test.png")} #{testpath}/test.png[palette] 2>&1"
    assert_equal "", shell_output(cmd)
  end
end