-

class Hurley::DigestAuth
  attr_reader :client, :username, :password

  def initialize(client, username, password)
    @client = client
    @username = username
    @password = password

    @client.after_call do |res|
      if res.status_code == 401
        url = res.request.url
        verb = res.request.verb.to_s.upcase
        header = res.header['WWW-Authenticate']
        auth_header = DigestAuth.auth_header(url, verb, header, username, password)

        res.request.header['Cookie'] = 'foo=bar'
        res.request.header['Authorization'] = auth_header

        new_request = @client.call(res.request)

        # Swap res for new_request here
      end
    end
  end
end

@client = Hurley::Client.new "http://localhost:8000"

Hurley::DigestAuth.new(@client, "username", "password")

p @client.get "/digest-auth/auth/user/passwd"