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/1.11.120.tar.gz"
  sha256 "568013c7a7f6c7e80917423ef7e80848e393a8558178dccf64cfa0f4e0e128a3"
  head "https://github.com/aws/aws-cli.git", :branch => "develop"

  bottle do
    cellar :any_skip_relocation
    sha256 "f4e76f461e977fd5086cf204001fca6ef9931d8c9d2184ddd452575f541f9119" => :sierra
    sha256 "95444001ef06abb0a56a368dde984a2a4cffd0806e457bf37b14ae9a4d004c8d" => :el_capitan
    sha256 "a67c0af893f5eb99c810bd1a436663314b741678ad0e329b6d629af9a52c4c5b" => :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