defmodule ApiAi.TextRequest do
  alias ApiAi.Client, as: Client

  @version Application.get_env(:ex_api_ai, :default_version, "20160707" )
  @token Application.get_env(:ex_api_ai, :client_key)

  def text_request(text, options \\ %{}) do
    url = Client.base_url <> "query?v=" <> @version
    body =
      %{"query" => text, "lang" => "en"}
      |> merge_with_body(options)
      |> Poison.encode!

    headers = [{"Authorization", "Bearer#{@token}"}, {"Content-Type", "application/json; charset=utf-8"}]

    {body, _headers} = Client.preform!(:post, url, body, headers)

    body |> Poison.Parser.parse!
  end

  defp merge_with_body(body, map) do
    Map.merge body, map
  end
end