class Urh < Formula
  desc "Universal Radio Hacker"
  homepage "https://github.com/jopohl/urh"
  url "https://files.pythonhosted.org/packages/76/14/f5a44ea32d473f9432c05087b5cab4c77882a18da48c2d258474d0fe7c63/urh-2.0.0.tar.gz"
  sha256 "b52b6d85a2f5af1fc87603365d6572dd1b68f396b281f7059fe32415f8ea03dd"
  head "https://github.com/jopohl/urh.git"

  bottle do
    sha256 "598fb88bc2a92a27952d1c17de926a0453db744653991c2f70dde5cf05d73b7d" => :high_sierra
    sha256 "99381db24d47020d37742219eca5b461ebdae7549998faad914e2b57d037342a" => :sierra
    sha256 "787433212cc7cf1e1776a556eff3bbbe6eafc4768c00463917937123654fc517" => :el_capitan
  end

  option "with-hackrf", "Build with libhackrf support"

  depends_on "pkg-config" => :build

  depends_on "python3"
  depends_on "pyqt"

  depends_on "hackrf" => :optional

  resource "numpy" do
    url "https://files.pythonhosted.org/packages/a3/99/74aa456fc740a7e8f733af4e8302d8e61e123367ec660cd89c53a3cd4d70/numpy-1.14.1.zip"
    sha256 "fa0944650d5d3fb95869eaacd8eedbd2d83610c85e271bd9d3495ffa9bc4dc9c"
  end

  resource "psutil" do
    url "https://files.pythonhosted.org/packages/e2/e1/600326635f97fee89bf8426fef14c5c29f4849c79f68fd79f433d8c1bd96/psutil-5.4.3.tar.gz"
    sha256 "e2467e9312c2fa191687b89ff4bc2ad8843be4af6fb4dc95a7cc5f7d7a327b18"
  end

  resource "pyzmq" do
    url "https://files.pythonhosted.org/packages/9f/f6/85a33a25128a4a812c3482547e3d458eebdb19ee0b4699f9199cdb2ad731/pyzmq-17.0.0.tar.gz"
    sha256 "0145ae59139b41f65e047a3a9ed11bbc36e37d5e96c64382fcdff911c4d8c3f0"
  end

  def install
    # Workaround for https://github.com/Homebrew/brew/issues/932
    ENV.delete "PYTHONPATH"
    # suppress urh warning about needing to recompile the c++ extensions
    inreplace "src/urh/main.py", "GENERATE_UI = True", "GENERATE_UI = False"

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

    ENV.prepend_create_path "PYTHONPATH", libexec/"lib/python#{xy}/site-packages"
    system "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 "python3"
    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 = [1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1]
      assert(expected == c.crc([1, 2, 3]).tolist())
    EOS
    system "python3", "test.py"
  end
end