# Permet de limiter l'utilisation d'objets à certains membres
# Auteur : S4suk3 (http://funkywork.blogspot.com)
#==============================================================================
# ** Game_Party
#------------------------------------------------------------------------------
#  This class handles the party. It includes information on amount of gold
# and items. The instance of this class is referenced by $game_party.
#==============================================================================
class Game_Party < Game_Unit
  #--------------------------------------------------------------------------
  # * Determine if Item is Usable
  #    item : item
  #--------------------------------------------------------------------------
  def item_can_use?(item, actor = -1)
    return false unless item.is_a?(RPG::Item)
    return false if item_number(item) == 0
    if item.note != nil || item.note == ""
      permit = item.note
      permit = permit.strip
      permit = permit.split(",")
      permit.collect!{|elt| elt.to_i}
    end
    if $game_temp.in_battle
      return item.battle_ok? if (permit.size == 0 || permit == nil) or actor == -1
      return (item.battle_ok? and permit.include?(actor)) if actor != -1
    else
      return item.menu_ok? if (permit.size == 0 || permit == nil) or actor == -1
      return (item.menu_ok? and permit.include?(actor)) if actor != -1
    end
  end
end
#==============================================================================
# ** Window_Item
#------------------------------------------------------------------------------
#  This window displays a list of inventory items for the item screen, etc.
#==============================================================================
class Window_Item < Window_Selectable
  #--------------------------------------------------------------------------
  # * Whether or not to display in enabled state
  #    item : item
  #--------------------------------------------------------------------------
  def enable?(item)
    check = ($game_temp.in_battle) ? $scene.active_battler.id : -1
    return $game_party.item_can_use?(item, check)
  end
end
#==============================================================================
# ** Scene_Battle
#------------------------------------------------------------------------------
#  This class performs battle screen processing.
#==============================================================================
class Scene_Battle < Scene_Base
  #--------------------------------------------------------------------------
  # Instances var
  #--------------------------------------------------------------------------
  attr_reader :active_battler
  #--------------------------------------------------------------------------
  # * Update Item Selection
  #--------------------------------------------------------------------------
  def update_item_selection
    @item_window.active = true
    @item_window.update
    @help_window.update
    if Input.trigger?(Input::B)
      Sound.play_cancel
      end_item_selection
    elsif Input.trigger?(Input::C)
      @item = @item_window.item
      if @item != nil
        $game_party.last_item_id = @item.id
      end
      if $game_party.item_can_use?(@item, @active_battler.id)
        Sound.play_decision
        determine_item
      else
        Sound.play_buzzer
      end
    end
  end
end