ruby warrior level 9

gistfile1.rb

class Player
  def play_turn(warrior)

    # initialize health and map
    if @health == nil then
      @health = warrior.health
    end
    if @map == nil then
      @map = {0 => 'E'}
      @map_index = 0
    end

    space_forward = warrior.feel :forward
    space_back = warrior.feel :backward
    look_forward = warrior.look :forward
    look_back = warrior.look :backward
    @acted = true

    look_back.each do |space|
      if space.captive? then
        break

      elsif space.enemy? and 
        warrior.shoot! :backward
        @acted = false
        break
      end
    end

    look_forward.each do |space|
      if space.captive? then
        break

      elsif space.enemy? and @acted and 
        warrior.shoot! :forward
        @acted = false
        break
      end
    end

    if @acted then
      if space_forward.wall? then
        warrior.pivot!

        # 前が何もない場合
      elsif space_forward.empty?
        # ダメージがある場合
        if @health > warrior.health then
          warrior.walk! :forward
          @bow_flag = true
          # ダメージがなく、rest_flgがtrueの場合
        elsif @rest_flag then
          warrior.rest!
          if warrior.health >= 15 then
            @rest_flag = false
          end

          # ダメージなしでreset_flgもない場合
        else
          warrior.walk! :forward
          @map[@map_index] = 'E'
        end

        # 前が敵の場合
      elsif space_forward.enemy?
        if warrior.health >= 15 then
          warrior.attack!
        elsif @bow_flag == nil
          warrior.walk! :backward
          @rest_flag = true
        else
          warrior.attack!
        end
        @map_index += 1
        @map[@map_index] = 'M'

      elsif space_forward.captive? then
        warrior.rescue!

      elsif @rest_flag then
        warrior.rest!
        if warrior.health >= 15 then
          @rest_flag = false
        end
      end
    end
    @health = warrior.health

  end
end