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/1.11.138.tar.gz"
  sha256 "ecc411a0db77694ef7a24853bef770ca1c9e54d747a1283599ea7a3a3c1478d0"
  head "https://github.com/aws/aws-cli.git", :branch => "develop"

  bottle do
    cellar :any_skip_relocation
    sha256 "5633905ee9eb041c51475452a851fcc3aa3594603e921e518973a9a3a6c1cf0a" => :sierra
    sha256 "8080847353f6434e7e744bfff651162c36ac90f2a6f4e606bc77e9c9f8a9a83b" => :el_capitan
    sha256 "a822366a32b320cc2009e3c24154ee9f51ace4af3b222c1df97df93533ab437f" => :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