scary_craps.rb

class Die
  def roll
    rand(1..6)
  end
end

class Player
  attr_writer :die1, :die2
  def initialize
    @dice_roll_from_first_turn = nil
    @roll_count = 0
  end

  def pass dice_roll
    (dice_roll == 7 || dice_roll == 11)
  end

  def no_pass dice_roll
    dice_roll == 2 || dice_roll == 3 || dice_roll == 12
  end

  def first_roll dice_roll
    @dice_roll_from_first_turn ||= dice_roll
    if pass dice_roll
      "Pass"
    elsif no_pass dice_roll
      "Failed"
    else
      ""
    end
  end

  def subsequent_roll dice_roll
    if dice_roll == 7
      "Failed"
    elsif @dice_roll_from_first_turn == dice_roll
      "Pass"
    else
      ""
    end
  end

  def roll
    dice_roll = @die1.roll + @die2.roll
    @roll_count += 1
    if (first_roll dice_roll) == "Pass" && @roll_count == 1
      puts "You win on roll no 1 with #{dice_roll} points"
      true
    elsif (first_roll dice_roll) == "Failed" && @roll_count == 1
      puts "'craps!' you LOSE!"
      true
    elsif (subsequent_roll dice_roll) == "Failed" && @roll_count > 1
      puts "Craps you loose with #{dice_roll} points at turn no #{@roll_count}"
      true
    elsif (subsequent_roll dice_roll) == "Pass" && @roll_count > 1
      puts "You win with #{dice_roll} points on turn #{@roll_count}"
      true
    else
      puts "Retry your points are #{dice_roll} at turn no #{@roll_count}"
      false
    end
  end

  def play
    while !roll
    end
  end

end

player = Player.new
player.die1 = Die.new
player.die2 = Die.new
player.play