class Urh < Formula
  desc "Universal Radio Hacker"
  homepage "https://github.com/jopohl/urh"
  url "https://files.pythonhosted.org/packages/ef/9c/b023e69e2de551fe2250d2e374a62e41719d6bb491f96c6bc9c689fb1d28/urh-2.8.8.tar.gz"
  sha256 "8c05637f7090958a03b3c67cb824252fa8a3677622f0c9e60aac91f0d0af07ca"
  license "GPL-3.0"
  revision 1
  head "https://github.com/jopohl/urh.git"

  livecheck do
    url :stable
  end

  bottle do
    cellar :any
    sha256 "9bc7cf512fa5a3e231485ba92e3fa3c8d0d3c88fa2ab91c4c827735706ad0eeb" => :catalina
    sha256 "554bb77fc027931e3142d4dd320a95cde02eb10c090bdd3bc55289e0ec019252" => :mojave
    sha256 "6d41d34525d5e158ee0d837ce4981c147262dd03a5d24d8ad5cbd6065cd24843" => :high_sierra
  end

  depends_on "pkg-config" => :build
  depends_on "cython"
  depends_on "hackrf"
  depends_on "numpy"
  depends_on "pyqt"
  depends_on "python@3.8"

  resource "psutil" do
    url "https://files.pythonhosted.org/packages/c4/b8/3512f0e93e0db23a71d82485ba256071ebef99b227351f0f5540f744af41/psutil-5.7.0.tar.gz"
    sha256 "685ec16ca14d079455892f25bd124df26ff9137664af445563c1bd36629b5e0e"
  end

  def install
    xy = Language::Python.major_minor_version Formula["python@3.8"].opt_bin/"python3"
    ENV.prepend_create_path "PYTHONPATH", libexec/"vendor/lib/python#{xy}/site-packages"
    resources.each do |r|
      r.stage do
        system Formula["python@3.8"].opt_bin/"python3", *Language::Python.setup_install_args(libexec/"vendor")
      end
    end

    ENV.prepend_create_path "PYTHONPATH", Formula["cython"].opt_libexec/"lib/python#{xy}/site-packages"
    ENV.prepend_create_path "PYTHONPATH", libexec/"lib/python#{xy}/site-packages"

    system Formula["python@3.8"].opt_bin/"python3", *Language::Python.setup_install_args(libexec)

    bin.install Dir[libexec/"bin/*"]
    bin.env_script_all_files(libexec/"bin", PYTHONPATH: ENV["PYTHONPATH"])
  end

  test do
    xy = Language::Python.major_minor_version Formula["python@3.8"].opt_bin/"python3"
    ENV.prepend_create_path "PYTHONPATH", libexec/"vendor/lib/python#{xy}/site-packages"
    ENV.prepend_create_path "PYTHONPATH", libexec/"lib/python#{xy}/site-packages"
    (testpath/"test.py").write <<~EOS
      from urh.util.GenericCRC import GenericCRC;
      c = GenericCRC();
      expected = [0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 1, 1, 1, 0, 0]
      assert(expected == c.crc([0, 1, 0, 1, 1, 0, 1, 0]).tolist())
    EOS
    system Formula["python@3.8"].opt_bin/"python3", "test.py"

    # test command-line functionality
    output = shell_output("#{bin}/urh_cli -pm 0 0 -pm 1 100 -mo ASK -sps 100 -s 2e3 " \
                          "-m 1010111100001 -f 868.3e6 -d RTL-TCP -tx 2>/dev/null", 1)

    assert_match(/Modulating/, output)
    assert_match(/Successfully modulated 1 messages/, output)
  end
end