warcraft3.rb

barracks.rb

require_relative 'footman'

class Barracks
  attr_reader :gold, :food

  def initialize
    @gold = 1000
    @food = 80
  end

  def can_train_footman?
    if (food < 2 || gold < 135)
      return false
    else
      true
    end
  end

  def train_footman
    @gold = gold - 135
    @food = food - 2
    
    if can_train_footman? == false
      return nil
    else
      footman = Footman.new
    end
  end

  def can_train_peasant?
    if (food < 5 || gold < 90)
      return false
    else
      true
    end
  end

  def train_peasant
    @gold -= 90
    @food -= 5

    if can_train_peasant? == false
      return nil
    else
      peasant = Peasant.new
    end
  end

end

footman.rb

# http://classic.battle.net/war3/human/units/footman.shtml

class Footman < Unit

  def initialize
    super(60, 10)
  end

end

peasant.rb

class Peasant < Unit

  def initialize
    super(35, 0)
  end
end

unit.rb

class Unit
  attr_accessor :health_points, :attack_power
  
  def initialize(hp, ap)
    @health_points = hp
    @attack_power = ap
  end
  
  def attack!(enemy)
    enemy.damage(attack_power)
  end
  
  def damage(ap)
    @health_points -= ap
  end

end