Димитър обнови решението на 07.11.2015 13:38 (преди над 8 години)
+class Card
+ def initialize(rank, suit)
+ @rank = rank
+ @suit = suit
+ end
+
+ def rank
+ @rank
+ end
+
+ def suit
+ @suit
+ end
+
+ def to_s
+ "#{@rank.is_a?(Symbol) ? @rank.capitalize : @rank} of #{@suit.capitalize}"
+ end
+
+ def ==(card)
+ @rank == card.rank && @suit == card.suit
+ end
+end
+
+module Deck
+ include Enumerable
+ def initialize(cards = false, suits = nil, ranks = nil)
+ @suits = suits
+ @ranks = ranks
+ @deck = cards ? cards : @ranks.product(@suits).map{|combination|
+ Card.new(combination.first, combination.last)}
+ end
+
+ def size
+ @deck.size
+ end
+
+ def draw_top_card
+ @deck.shift
+ end
+
+ def draw_bottom_card
+ @deck.pop
+ end
+
+ def top_card
+ @deck.first
+ end
+
+ def bottom_card
+ @deck.last
+ end
+
+ def shuffle
+ @deck.shuffle!
+ end
+
+ def sort
+ @deck.sort_by!{|card| [@suits.index(card.suit), - @ranks.index(card.rank)]}
+ end
+
+ def each
+ @deck.each{|card| yield card}
+ end
+
+ def to_s
+ @deck.map(&:to_s).join("\n")
+ end
+
+ def deal(hand_size, deck_class, ranks = @ranks, suits = @suits)
+ deck_class.new(@deck.shift(hand_size), ranks, suits)
+ end
+end
+
+module Hand
+ def initialize(cards, ranks, suits)
+ @cards = cards
+ @suits = suits
+ @ranks = ranks
+ end
+
+ def size
+ @cards.size
+ end
+
+ def to_s
+ @cards.map(&:to_s).join("\n")
+ end
+
+ def check_each_suit_in_hand_if(suits)
+ suits.each do |suit|
+ suit_in_hand_ranks = @cards.select{|card| card.suit == suit}.map(&:rank)
+ return true if yield suit_in_hand_ranks
+ end
+ false
+ end
+end
+
+class WarDeck
+ include Deck
+ HAND_CARDS = 26
+
+ def initialize(cards = false)
+ ranks = [2, 3, 4, 5, 6, 7, 8, 9, 10, :jack, :queen, :king, :ace]
+ suits = [:spades, :hearts, :diamonds, :clubs]
+ super cards, suits, ranks
+ end
+
+ def deal
+ super HAND_CARDS, WarHand
+ end
+end
+
+class WarHand
+ include Hand
+ def play_card
+ @cards.delete_at(rand(@cards.size))
+ end
+
+ def allow_face_up?
+ @cards.size <= 3
+ end
+end
+
+class BeloteDeck
+ include Deck
+ HAND_CARDS = 8
+
+ def initialize(cards = false)
+ ranks = [7, 8, 9, :jack, :queen, :king, 10, :ace]
+ suits = [:spades, :hearts, :diamonds, :clubs]
+ super cards, suits, ranks
+ end
+
+ def deal
+ super HAND_CARDS, BeloteHand
+ end
+end
+
+class BeloteHand
+ include Hand
+
+ def highest_of_suit(suit)
+ @cards.select{|card| card.suit == suit}.max_by{|card|
+ @ranks.index(card.rank)}
+ end
+
+ def belote?
+ check_each_suit_in_hand_if(@suits) do |suit_in_hand_ranks|
+ ([:queen, :king] - suit_in_hand_ranks).empty?
+ end
+ end
+
+ def same_suit_consecutive_cards cards_number
+ check_each_suit_in_hand_if(@suits) do |suit_in_hand_ranks|
+ @ranks.each_cons(cards_number).map{|sequence|
+ sequence - suit_in_hand_ranks}.any?(&:empty?)
+ end
+ end
+
+ def tierce?
+ same_suit_consecutive_cards 3
+ end
+
+ def quarte?
+ same_suit_consecutive_cards 4
+ end
+
+ def quint?
+ same_suit_consecutive_cards 5
+ end
+
+ def carre_of rank
+ @cards.map(&:rank).select{|card_rank| card_rank == rank}.count == 4
+ end
+
+ def carre_of_jacks?
+ carre_of :jack
+ end
+
+ def carre_of_nines?
+ carre_of 9
+ end
+
+ def carre_of_aces?
+ carre_of :ace
+ end
+end
+
+class SixtySixDeck
+ include Deck
+ HAND_CARDS = 6
+
+ def initialize(cards = false)
+ ranks = [9, :jack, :queen, :king, 10, :ace]
+ suits = [:spades, :hearts, :diamonds, :clubs]
+ super cards, suits, ranks
+ end
+
+ def deal
+ @hand = super HAND_CARDS, SixtySixHand
+ end
+end
+
+class SixtySixHand
+ include Hand
+ def same_suit_king_and_queen?(suits)
+ check_each_suit_in_hand_if(suits) do |suit_in_hand_ranks|
+ ([:queen, :king] - suit_in_hand_ranks).empty?
+ end
+ end
+
+ def twenty?(trump_suit)
+ suits = @suits.reject{|suit| suit == trump_suit}
+ same_suit_king_and_queen?(suits)
+ end
+
+ def forty?(trump_suit)
+ suits = [trump_suit]
+ same_suit_king_and_queen?(suits)
+ end
+end
Имаш проблеми със спазването на конвенциите на места, направи справка с ръководството за стил.