DSI Card Skin System Update v1.1

#==============================================================================
# DSI Card Skin System Update v1.1
# by dsiver144
# Date: 29-7-2017
#------------------------------------------------------------------------------
# Update logs:
#  + Add 2 script calls
#  + Non-card-id cards issue is fixed.
#------------------------------------------------------------------------------
# force_change_class_skin(class_id, skin_id)
# -> Change skin of a class "class id".
# force_change_current_class_skin(skin_id)
# -> Change skin of current class of player.
#------------------------------------------------------------------------------
class Game_Interpreter
  #----------------------------------------------------------------------------
  # * new method: force_change_class_skin
  #----------------------------------------------------------------------------
  def force_change_class_skin(class_id, skin_id)
    $game_system.leader_current_card_skin[class_id] = skin_id
  end
  #----------------------------------------------------------------------------
  # * new method: force_change_current_class_skin
  #----------------------------------------------------------------------------
  def force_change_current_class_skin(skin_id)
    class_id = $game_system.current_class ? $game_system.current_class : 0
    $game_system.leader_current_card_skin[class_id] = skin_id
  end
end # Game_Interpreter

class Game_System
  attr_accessor :card_skins
  attr_accessor :current_card_skin
  attr_accessor :leader_card_skins
  attr_accessor :leader_current_card_skin
  #--------------------------------------------------------------------------
  # * new method: prepare
  #--------------------------------------------------------------------------
  def initialize
    @card_skins = {}
    @current_card_skin = {}
    @leader_card_skins = {}
    @leader_current_card_skin = {}
    for i in 1..7
      @leader_card_skins[i] ||= []
      @leader_current_card_skin[i] = 0
    end
    $data_skills.each do |skill|
      next if skill.nil?
      @card_skins[skill.id] ||= []
      @current_card_skin[skill.id] = 0
    end
    dsi_card_skins_initialize
  end
end