defmodule Ondix.Utils do
  def prepareRelations(url, relations) do
    encoded = Enum.join(relations, ",")
    cond do
      String.contains?(url, "?") -> url <> "&load=" <> encoded
      true -> url <> "?load=" <> encoded
    end
  end

  def prepareClauses(url, clauses) do
    encoded = Enum.map(clauses, fn {a, b, c} -> "#{a}:#{b}:#{c}" end)
              |> Enum.join(",")
    cond do
      String.contains?(url, "?") -> url <> "&where=" <> encoded
      true -> url <> "?where=" <> encoded
    end
  end

  def preparePage(url, page) do
    cond do
      String.contains?(url, "?") -> url <> "?page=#{page}"
      true -> url <> "?page=#{page}"
    end
  end

  def atomize_map([]), do: []
  def atomize_map(map) do
    Map.keys(map) |> Enum.reduce(%{}, fn keys, acc ->
      val = Map.get(map, keys)
      if is_list(val) do
        Map.put(acc, String.to_atom(keys), Enum.map(val, &atomize_map/1))
      else
        Map.put(acc, String.to_atom(keys), val)
      end
    end)
  end
end