Elasticsearch simple Elixir wrapper

Elasticsearch.ex

defmodule MyApp.Elasticsearch do
  use HTTPoison.Base

  @es_config Application.get_env(:myapp, :elasticsearch)

  def process_url(url) do
    "#{@es_config[:url]}/#{@es_config[:type]}#{url}"
  end

  defp process_request_headers(headers) when is_map(headers) do
    Enum.into(headers, [{"Content-Type", "application/json"}])
  end
  defp process_request_headers(headers) do
    [{"Content-Type", "application/json"}]
  end

  def process_request_body(body) when is_map(body) do
    request_body = body |> Poison.encode!
    if Mix.env == :dev do
      IO.inspect request_body
    end
    request_body
  end
  def process_request_body(body), do: body

  def process_response_body(body) do
    response_body = body |> Poison.decode!
    if Mix.env == :dev do
      IO.inspect response_body
    end
    response_body
  end
end