Objected oriented table top games written in Ruby

tabletop.rb

# -*- encoding : utf-8 -*-
# A simple game of Blackjack using object oriented programming

require 'colorize'
require 'set'

class Card
  def initialize(face, suit, value)
    @face = face
    @suit = suit
    @value = value
  end
  attr_accessor :face, :suit, :value
  
  def display
    # We could use the suit characters directly but unicode support is a littlecard wacky.
    
    case @suit
    when :spade
      suit = '♠'
      color = :black
    when :club
      suit = '♣'
      color = :black
    when :diamond
      suit = '♦'
      color = :red
    when :heart
      suit = '♥'
      color = :red
    else
      suit = '?'
      color = :green
    end
    
    print @face.to_s
    puts suit.send(color).on_white
  end
end

class Deck
  def initialize
    @cards = Array.new

    suits = [:spade, :heart, :club, :diamond]
    index = 0

    suits.each do |suit|
      @cards[index] = Card.new(:" A", suit, 1)
      index += 1
      (2..9).each do |i|
        face = " " + i.to_s
        @cards[index] = Card.new(face.to_sym, suit, i)
        index += 1
      end
      @cards[index] = Card.new(:"10", suit, 10)
      index += 1
      @cards[index] = Card.new(:" J", suit, 10)
      index += 1
      @cards[index] = Card.new(:" Q", suit, 10)
      index += 1
      @cards[index] = Card.new(:" K", suit, 10)
      index += 1
    end
  end
  attr_accessor :cards
  
  def shuffle
    @cards.shuffle!
  end
end

class Player
  @@count = 0
  def initialize(name)
    @@count += 1
    @number = @@count
    @hand = Array.new
    @name = String.new
  end
  attr_accessor :number, :hand, :name
  
  def add_card(card)
    index = hand.size + 1
    hand[index] = card
  end
end


def game
  
  players = Array.new
  
  puts "Welcome to table top games. How many players are there?"
  player_count = gets
  
  player_count.to_i.times do |i|
    puts "What's your name player #{i+1}?"
    name = gets; name.chomp!
    players[i] = Player.new(name)
  end
  
  puts "\nWhat game would you like to play?"
  
  puts "1 - Blackjack"
  puts "2 - Go Fish - coming soonish".blue
  
  choice = gets
  
  case choice.to_i
  when 1
    blackjack
  else
    puts "FINE DON'T PLAY THEN."
  end
  
end