defmodule Riichi do
  alias Riichi.Actor
  alias Riichi.Engine
  alias Riichi.Engine.State
  alias Riichi.Event
  alias Riichi.Rules

  @spec new(Riichi.Rules.t(), Riichi.Wall.t() | nil) :: Engine.step()
  defdelegate new(rules, wall \\ nil), to: Engine

  @spec new_from_round(Riichi.Rules.t(), State.RoundResult.t() | nil, Riichi.Wall.t() | nil) ::
          Engine.step()
  defdelegate new_from_round(rules, round_result, wall), to: Engine

  @spec process_action(State.t(), Riichi.Action.t()) :: Engine.eval_result()
  defdelegate process_action(state, action), to: Engine

  @spec valid_actions(State.t()) :: Engine.ActionPredicate.valid_actions()
  defdelegate valid_actions(state), to: Engine

  @spec skip(State.t()) :: Engine.eval_result()
  defdelegate skip(state), to: Engine

  @spec force_continue(State.t()) :: Engine.eval_result()
  defdelegate force_continue(state), to: Engine

  @spec personalize_events(Rules.t(), list(Event.t())) :: %{Actor.t() => list(Event.t())}
  defdelegate personalize_events(rules, events), to: Engine
end