ruby_warrior.rb

class Player

  @rescued_captive = false
  
  def play_turn(warrior)
    @current_health = warrior.health
    
    if not @rescued_captive
      if warrior.feel(:backward).captive?
        warrior.rescue! :backward
        @rescued_captive = true
      else
        warrior.walk! :backward
      end
    else
      if warrior.feel.enemy?
        warrior.attack!
      elsif warrior.feel.captive?
        warrior.rescue!
      elsif @current_health < 15 
        if took_damage? # if archers are shooting you
          warrior.walk! :backward
        else
          warrior.rest!
        end
      else
          warrior.walk!
      end
    end
    
    @previous_health = warrior.health
  end
  
  def took_damage?
    @current_health < @previous_health
  end
end