class Awscli < Formula
  include Language::Python::Virtualenv

  desc "Official Amazon AWS command-line interface"
  homepage "https://aws.amazon.com/cli/"
  url "https://github.com/aws/aws-cli/archive/1.11.95.tar.gz"
  sha256 "b6f498e3efb5858a08ca11145b710780994c9a6301a8dfb0cef178b3d8fe05f5"
  head "https://github.com/aws/aws-cli.git", :branch => "develop"

  bottle do
    cellar :any_skip_relocation
    sha256 "6bb4ce4012c705757e7efd8771db02f6cefd5802ae3342d4879848a521d46385" => :sierra
    sha256 "b14b5f4e8b4b360a56872cb726cadb45c6f22fb9c275689a14e55ebdd5315992" => :el_capitan
    sha256 "6624967b32b9b03114f3ab8d723599838dbb95464390f304a8f71932af09621e" => :yosemite
  end

  # Use :python on Lion to avoid urllib3 warning
  # https://github.com/Homebrew/homebrew/pull/37240
  depends_on :python if MacOS.version <= :lion

  def install
    venv = virtualenv_create(libexec)
    system libexec/"bin/pip", "install", "-v", "--no-binary", ":all:",
                              "--ignore-installed", buildpath
    system libexec/"bin/pip", "uninstall", "-y", "awscli"
    venv.pip_install_and_link buildpath
    pkgshare.install "awscli/examples"

    bash_completion.install "bin/aws_bash_completer"
    zsh_completion.install "bin/aws_zsh_completer.sh" => "_aws"
  end

  def caveats; <<-EOS.undent
    The "examples" directory has been installed to:
      #{HOMEBREW_PREFIX}/share/awscli/examples
    EOS
  end

  test do
    assert_match "topics", shell_output("#{bin}/aws help")
  end
end