defmodule Outlook.Hyphenation do

  def hyphenate(html, lang) do
    form = get_multipart_form(
      [
        {"api-token", System.get_env("HYPH_API_TOKEN")},
        {"hyph[lang]", String.downcase(lang)},
        {"hyph[text]", html},
      ]
    )

    response_raw = HTTPoison.request!(
      :post,
      System.get_env("HYPH_URL"),
      form,
      get_multipart_headers()
    )
    response_raw.body
  end

  defp get_multipart_form fields do
    {:multipart, fields}
  end

  defp get_multipart_headers() do
   [
    "Content-Type": "multipart/form-data",
    "Transfer-Encoding": "chunked",
   ]
  end
end