defmodule NDCMerge do
  def build_body do

  end
  def get_method_headers(generic_h, method_h) when is_nil(method_h), do: generic_h
  def get_method_headers(generic_h, method_h), do: generic_h ++ method_h
  def get_headers(headers, method) do
    Enum.map(headers, fn ({key, value}) ->
      {key, String.replace(value, "{{NDC-method}}", Atom.to_string(method))}
    end)
  end
  def get_headers_consumer(headers, consumer) when is_nil(consumer), do: headers
  def get_headers_consumer(headers, consumer), do: headers ++ consumer
  def getData(data, credentials), do: data ++ credentials

end