distancex

defmodule Distancex.Results do
  @no_results %{"rows" => [
        %{
          "elements" => [ %{"status"=> "ZERO_RESULTS"}]
        }
      ]}

  def parse(@no_results, _t)  do
    {:error, "No results found"}
  end

  def parse(%{"rows" => [%{"elements" => ele }] }, type) do
    [%{ ^type => %{ "value" => t } }] =  ele
    t
  end

  def parse(%{"status" => "REQUEST_DENIED", "error_message" => msg}, _t)  do
    {:error, msg}
  end
end