JTS - More Random Target

#==============================================================================
# ** JtS - More Random Targets
# By : TheoAllen (Credit if used)
#------------------------------------------------------------------------------
#  Cuman nambahin random target yang lebih dari 4
#==============================================================================
=begin

  Penggunaan :
  Pada skill, pilih 1 - 4 random enemies
  Lalu masukkan tag <target num: n>
  Dimana n adalah jumlah random target

=end
class << DataManager

  alias jts_target_ex_load_db load_database
  def load_database
    jts_target_ex_load_db
    ($data_skills + $data_items).compact.each do |item|
      item.load_jts_target_ex
    end
  end

end

def split_note
  note.split(/[\r\n]+/).each do |line|
    yield line
  end
end

class RPG::UsableItem < RPG::BaseItem
  attr_accessor :targets_num

  def load_jts_target_ex
    @target_num = 0
    split_note do |line|
      if line =~ /<target(?:_*|\s*)num\s*:\s*(\d+)\s*>/i
        @target_num = $1.to_i
      end
    end
  end

  alias jts_target_num number_of_targets
  def number_of_targets
    if for_random?
      return @target_num if @target_num > 0
      return jts_target_num
    else
      return 0
    end
  end

  alias jts_for_random? for_random?
  def for_random?
    jts_for_random? || @target_num > 0
  end

end