defmodule MapSchema.PutPartial do
  @moduledoc """
  The PutPartial module compone the macros that let us build the `put/2`
  that put a new values usign a map.

  It´s method check the type of every property following the schema.

  # Example:

      person = Person.new()
        |> Person.put(%{"name" => "ric",  "age"=> 29})

      assert Person.get_name(person) == "ric"
      assert Person.get_age(person) == 29

  """

  alias MapSchema.Methods.PutPartial
  def install do
    install_put_partial()
  end

  defp install_put_partial do
    quote do
      @doc """
      Put a new value in each field of the update map,  in the field of the object.

      But before of update the values always will be check the type.
      """
      def unquote(:put)(var!(map_update)) when is_map(var!(map_update)) do
        put(%{}, var!(map_update))
      end

      @doc """
      Put a new value in each field of the update map,  in the field of the object.

      But before of update the values always will be check the type.
      """
      def unquote(:put)(var!(mapa), var!(map_update)) when is_map(var!(map_update)) do
        PutPartial.put(__MODULE__, var!(mapa), var!(map_update))
      end
    end
  end

end