RubyWarrior beginner epic mode

player.rb

##
# No custom level tricks
#
# Total Score: 544 + 107 = 651
# Your average grade for this tower is: S
#
#   Level 1: S
#   Level 2: S
#   Level 3: S
#   Level 4: S
#   Level 5: S
#   Level 6: S
#   Level 7: S
#   Level 8: S
#   Level 9: S

class Player

  def rescue_captives(warrior)
    [:forward, :backward].each do |dir|
      if warrior.feel(dir).captive?
        warrior.rescue!(dir)
        return true
      end
    end
    return false
  end

  def under_ranged_attack(warrior)
    if warrior.look(:backward)[1..2].to_s.match(/Archer|Wizard/)
      warrior.walk!
      return true
    end
    return false
  end

  def attack(warrior)
    if warrior.feel.enemy?
      warrior.attack!
      return true
    elsif warrior.feel(:backward).enemy?
      warrior.pivot!
      return true
    end
    [:forward, :backward].each do |dir|
      warrior.look(dir).each do |cell|
        return false if cell.captive?
        if cell.enemy?
          if dir == :backward
            warrior.pivot!
          elsif cell.to_s == "Sludge" && cell.unit.health<10
             return false
          elsif cell.to_s == "Thick Sludge" && cell.unit.health<16
             return false
          else
            warrior.shoot!(dir)
          end
          return true
        end
      end
    end
    return false
  end

  def rest(warrior)
    if warrior.health < 8 && warrior.look.to_s.match(/Archer|Wizard|Sludge/)
      warrior.rest!
      return true
    end
    return false
  end

  def walk(warrior)
    [:forward, :backward].each do |dir|
      if warrior.look(dir).to_s.match(/Captive/)
        warrior.walk!(dir)
        return true
      end
    end
    if warrior.look.to_s.match(/wall/) && !warrior.feel.stairs? && !warrior.look[1].stairs?
      warrior.pivot!
      return true
    elsif warrior.feel.empty?
      warrior.walk!
      return true
    elsif warrior.feel.stairs?
      warrior.walk!
      return true
    end
  end

  def play_turn(warrior)
    if rescue_captives(warrior)
    elsif under_ranged_attack(warrior)
    elsif attack(warrior)
    elsif rest(warrior)
    else
      walk(warrior)
    end
  end
end