#!/usr/bin/ruby

class Actor
    attr_accessor :uid, :name, :x, :y, :z, :hp, :maxhp, :alignment
    def pathfind (map, xd, yd)
        xa = @x
	ya = @y
	closed = {}
	q = MapPriorityQueue.new(xd, yd, MapPath.new(map, false) << map[@x, @y])
	p, r, s = nil
	i=0
	while q.length>0
	    i+=1
	    p = q.getnext
	    next unless p
	    r = p.last
	    next unless r
	    next if r and closed[r]
	    return p,i if (r.x==xd) and (r.y==yd)
	    closed[r] = true
	    p.successors(self).each do |s|
		q << s
	    end
	end
	return nil, i
    end
end

class Player < Actor
    def initialize(x, y)
        @x = x
	@y = y
	@z = 0
	@maxhp = 10
	@hp = 10
        @alignment = :unaligned
    end
    def alignment= (align)
        raise "NotAnAligment" unless [:lawful, :neutral, :chaotic, :unaligned].index align
    end
    def hp= (hp)
	@hp = (hp<0 ? 0 : (hp>@maxhp ? @maxhp : hp) )
    end
    def maxhp= (mhp)
	@maxhp = (mhp<0 ? 0 : mhp)
	@hp = (@maxhp<@hp ? @maxhp : @hp)
    end
end

class Monster < Actor
    
end


if __FILE__ == $0
  require "../utils/assert.rb"

  puts "unit test succeeded"
end