defmodule Manganese.SerializationKit.Structs.UnityAsset do
  @moduledoc """

  """

  alias Manganese.SerializationKit.Structs
  alias Manganese.SerializationKit.Enumerations

  @typedoc """

  """
  @type id :: pos_integer

  @typedoc """

  """
  @type t :: %Structs.UnityAsset{
    path: String.t,
    id: id,
    type: Enumerations.UnityAssetType.t
  }
  defstruct [
    :path,
    :id,
    :type
  ]

  # Deserialization

  @doc """

  """
  @spec from_map(t_external) :: t
  def from_map(%{ "path" => path, "id" => id, "type" => type } = params) do
    case Enumerations.UnityAssetType.from_integer type do
      :text_asset -> Structs.UnityTextAsset.from_map params
      :game_object -> Structs.UnityGameObjectAsset.from_map params
      :material -> Structs.UnityMaterialAsset.from_map params
      _ ->
        %Structs.UnityAsset{
          path: path,
          id: id,
          type: Enumerations.UnityAssetType.from_integer(type)
        }
    end
  end


  # Serialization
  @type t_external :: map

  @doc """

  """
  @spec to_map(t) :: t_external
  def to_map(asset) do
    case asset.type do
      :text_asset -> Structs.UnityTextAsset.to_map asset
      :game_object -> Structs.UnityGameObjectAsset.to_map asset
      :material -> Structs.UnityMaterialAsset.to_map asset
      _ ->
        %Structs.UnityAsset{
          path: path,
          id: id,
          type: type
        } = asset

        %{
          "path" => path,
          "id" => id,
          "type" => Enumerations.UnityAssetType.to_integer(type)
        }
    end
  end
end