my player.rb for ruby-warrior intermediate

player-intermediate.rb

DEBUG = false
class Player
    DIRS = [:forward, :right, :backward, :left]
    def initialize
        @max_health = nil
        @warrior = nil
        @direction = :forward
    end
    def play_turn(warrior)
        @max_health ||= warrior.health

        @warrior = warrior
        @direction = warrior.direction_of_stairs

        puts "Facing " + @direction.to_s if DEBUG

        if captive_around?
            warrior.rescue! @direction
        elsif enemy_around?
            if need_retreat?
                turn until feel.empty?
                walk!
            else
                attack!
            end
        else
            if need_rest?
                rest!
            else
                walk!
            end
        end
    end
    def captive_around?
        DIRS.each do |dir|
            if @warrior.feel(dir).captive?
                @direction = dir
                puts "Captive direction: " + @direction.to_s if DEBUG
                return true
            end
        end
        return false
    end
    def enemy_around?
        DIRS.each do |dir|
            if @warrior.feel(dir).enemy?
                @direction = dir
                puts "Enemy direction: " + @direction.to_s if DEBUG
                return true
            end
        end
        return false
    end
    def need_rest?
        @warrior.health < @max_health
    end
    def need_retreat?
        @warrior.health < 7
    end
    def turn
        DIRS.each_index do |i|
            if @direction == DIRS[i]
                @direction = DIRS[(i+1)%4]
                puts "Turn " + @direction.to_s if DEBUG
                break
            end
        end
    end
    def feel
        puts "Feel: " + @direction.to_s if DEBUG
        @warrior.feel @direction
    end
    def walk!
        @warrior.walk! @direction
    end
    def attack!
        @warrior.attack! @direction
    end
    def bind!
        @warrior.bind! @direction
    end
    def rest!
        @warrior.rest!
    end
end