defmodule Gyx.Core.DummyEnv do
  use Gyx.Core.Env
  use GenServer
  alias Gyx.Core.Spaces.Discrete

  defstruct action_space: nil,
            observation_space: nil

  @impl true
  def init(state) do
    {:ok, state}
  end

  def start_link(_, opts) do
    GenServer.start_link(
      __MODULE__,
      %{
        action_space: %Discrete{n: 13},
        observation_space: %Discrete{n: 1}
      },
      [name: {:global, Gyx.Core.Supervisors.DummyEnv}]
    )
  end

  def reset, do: %Gyx.Core.Exp{}

  @impl true
  def handle_call({:act, action}, _from, state), do: {:reply, %Gyx.Core.Exp{action: action}, state}

  def child_spec()do
    %{
      id: Gyx.Core.Supervisors.DummyEnv,
      start: {__MODULE__, :start_link, [name: Gyx.Core.Supervisors.DummyEnv]},
      type: :worker,
      restart: :transient,
      shutdown: 500
    }
  end

end