[RGSS3] Switch toggable map gold window

class Scene_Map < Scene_Base
  # Switch for opening/closing the gold window
  GOLD_WINDOW_SWITCH = 12

  ##
  # Aliases
  #
  alias_method :zeriab_gold_create_all_windows, :create_all_windows
  def create_all_windows
    zeriab_gold_create_all_windows
    create_gold_window
  end

  alias_method :zeriab_gold_update_scene, :update_scene
  def update_scene
    zeriab_gold_update_scene
    update_gold_window
  end

  ##
  # Creation
  #
  def create_gold_window
    @gold_hover_window = Window_Gold.new
    @gold_hover_window.x = Graphics.width - @gold_hover_window.width
    @gold_hover_window.y = 0
    @gold_hover_window.openness = 0
    @gold_hover_open = $game_switches[GOLD_WINDOW_SWITCH]
    @gold_hover_window.open if @gold_hover_open
  end

  ##
  # Update open state
  #
  def update_gold_window
    if @gold_hover_open != $game_switches[GOLD_WINDOW_SWITCH]
      @gold_hover_open = $game_switches[GOLD_WINDOW_SWITCH]
      if @gold_hover_open
        @gold_hover_window.open
      else
        @gold_hover_window.close
      end
      @gold_hover_window.update
    end
  end
end

##
# Ensure the window updates on gold change
#
class Window_Gold < Window_Base
  def update
    super
    @old_value ||= value
    if @old_value != value
      @old_value = value
      refresh
    end
  end
end