loader.ex

defmodule Room.Loader do
  use GenEvent
  require Logger

  def start_link(_args) do
    {:ok, pid} = GenEvent.start_link(name: :room_events)
    GenEvent.add_handler(:room_events, __MODULE__, [])
    {:ok, pid}
  end

  def init(_args) do
    {:ok, %{}}
  end

  def handle_event({:load, file_name}, state) do
    Logger.debug "Load #{file_name}"
    {:ok, state}
  end

end