defmodule Spark.Options.Helpers do
  @moduledoc """
  Helpers for use with spark options
  """

  def make_required!(options, field) do
    Keyword.update!(options, field, &Keyword.put(&1, :required, true))
  end

  def make_optional!(options, field) do
    Keyword.update!(options, field, &Keyword.delete(&1, :required))
  end

  def set_type!(options, field, type) do
    Keyword.update!(options, field, &Keyword.put(&1, :type, type))
  end

  def set_default!(options, field, value) do
    Keyword.update!(options, field, fn config ->
      config
      |> Keyword.put(:default, value)
      |> Keyword.delete(:required)
    end)
  end

  def append_doc!(options, field, to_append) do
    Keyword.update!(options, field, fn opt_config ->
      Keyword.update(opt_config, :doc, to_append, fn existing ->
        existing <> " - " <> to_append
      end)
    end)
  end
end