#==============================================================================
#  ■効果範囲拡張 for RGSS3 Ver1.01-β
#　□作成者 kure
#
# スキルのメモ欄に「<効果範囲 x>」で設定
# 設定したスキルのツクール側の攻撃範囲は「なし」に設定の事
#
# ID12 敵味方全体
# ID13 敵味方全体からランダム1体
# ID14 敵味方全体からランダム2体
# ID15 敵味方全体からランダム3体
# ID16 敵味方全体からランダム4体
# ID17 敵味方全体(戦闘不能)
# ID18 味方全体からランダム1体
# ID19 味方全体からランダム2体
# ID20 味方全体からランダム3体
# ID21 味方全体からランダム4体
#
#==============================================================================

#==============================================================================
# ●■ RPG::UsableItem(追加定義集積)
#==============================================================================
class RPG::UsableItem < RPG::BaseItem
  #--------------------------------------------------------------------------
  # ★ 効果範囲(再定義)
  #--------------------------------------------------------------------------  
  def scope
    @note.match(/<効果範囲\s?(\d+)\s?>/)
    return $1 ? $1.to_i : @scope
  end
  #--------------------------------------------------------------------------
  # ★ バトラーが攻撃範囲か(追加定義)
  #--------------------------------------------------------------------------  
  def for_battler?
    [12, 13, 14, 15, 16].include?(scope)
  end
  #--------------------------------------------------------------------------
  # ★ 戦闘不能を含むか(追加定義)
  #--------------------------------------------------------------------------
  def for_dead_member?
    scope == 17
  end
  #--------------------------------------------------------------------------
  # ★ ランダムか(再定義)
  #--------------------------------------------------------------------------
  def for_random?
    [3, 4, 5, 6, 13, 14, 15, 16, 18, 19, 20, 21].include?(scope)
  end
  #--------------------------------------------------------------------------
  # ★ ターゲット数(再定義)
  #--------------------------------------------------------------------------
  def number_of_targets
    return 0 unless for_random? 
    return scope - 2 if scope < 10
    return scope - 12 if scope > 10 && scope < 17
    return scope - 17 if scope > 17
  end
  #--------------------------------------------------------------------------
  # ★ 全体か(再定義)
  #--------------------------------------------------------------------------
  def for_all?
    [2, 8, 10, 12, 17].include?(scope)
  end
  #--------------------------------------------------------------------------
  # ★ 対象選択が必要か(再定義)
  #--------------------------------------------------------------------------
  def need_selection?
    [1, 7, 9].include?(scope)
  end  
end


#==============================================================================
# ■ Game_Action
#==============================================================================
class Game_Action
  #--------------------------------------------------------------------------
  # ● 全体のユニットを取得
  #--------------------------------------------------------------------------
  def battler_unit
    $game_troop.members + $game_party.members
  end
  #--------------------------------------------------------------------------
  # ● ランダムターゲット(再定義)
  #--------------------------------------------------------------------------
  def decide_random_target
    if item.for_dead_member?
      target = battler_unit.select{|battler| battler.dead?}
    elsif item.for_battler?
      target = set_random_target(battler_unit)
    end
    
    if item.for_dead_friend?
      target = friends_unit.random_dead_target
    elsif item.for_friend?
      target = friends_unit.random_target
    else
      target = opponents_unit.random_target
    end
    if target
      @target_index = target.index
    else
      clear
    end
  end
  #--------------------------------------------------------------------------
  # ● ターゲットのランダムな決定(追加定義)
  #--------------------------------------------------------------------------
  def set_random_target(battlers)
    tgr_sum = battlers.inject(0) {|r, member| r + member.tgr }
    tgr_rand = rand * tgr_sum
    
    battlers.each{|member|
      tgr_rand -= member.tgr
      return member if tgr_rand < 0}
    battlers[0]
  end
  #--------------------------------------------------------------------------
  # ● ターゲットの配列作成(再定義)
  #--------------------------------------------------------------------------
  def make_targets
    if !forcing && subject.confusion?
      [confusion_target]
      
    #敵味方範囲の追加部分(1.00)
    elsif item.for_battler?
      targets_for_battlers
      
    elsif item.for_opponent?
      targets_for_opponents
    elsif item.for_friend?
      targets_for_friends
    else
      []
    end
  end
  #--------------------------------------------------------------------------
  # ● 味方に対するターゲット
  #--------------------------------------------------------------------------
  def targets_for_friends
    #処理追加(1.01)
    if item.for_random?
      Array.new(item.number_of_targets) { friends_unit.random_target }
      
    elsif item.for_user?
      [subject]
    elsif item.for_dead_friend?
      if item.for_one?
        [friends_unit.smooth_dead_target(@target_index)]
      else
        friends_unit.dead_members
      end
    elsif item.for_friend?
      if item.for_one?
        [friends_unit.smooth_target(@target_index)]
      else
        friends_unit.alive_members
      end
    end
  end
  #--------------------------------------------------------------------------
  # ● バトラーに対するターゲット(追加定義)
  #--------------------------------------------------------------------------
  def targets_for_battlers
    if item.for_random?
      Array.new(item.number_of_targets) { set_random_target(battler_unit) }
    elsif item.for_dead_member?
      battler_unit.select{|battler| battler.dead?}
    elsif item.for_all?
      battler_unit.select{|battler| battler.alive?}
    else
      []
    end
  end
  #--------------------------------------------------------------------------
  # ● スキル／アイテムの使用対象候補を取得(再定義)
  #--------------------------------------------------------------------------
  def item_target_candidates
    #追加部分(1.00)
    if item.for_battler?
      battler_unit.select{|battler| battler.alive?}
    elsif item.for_dead_member?
      battler_unit.select{|battler| battler.dead?}
      
    elsif item.for_opponent?
      opponents_unit.alive_members
    elsif item.for_user?
      [subject]
    elsif item.for_dead_friend?
      friends_unit.dead_members
    else
      friends_unit.alive_members
    end
  end
end