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War!
A = 14
SPADES = :s
DIAMONDS = :d
HEARTS = :h
CLUBS = :c
SUITS = [SPADES, DIAMONDS, HEARTS, CLUBS]
class Card
attr_reader :rank
def initialize(rank, suit)
@rank = rank
@suit = suit #unused
end
end
class Deck
def initialize(cards)
@cards = cards
end
def draw
return @cards.pop
end
def collect(stack)
while(!stack.empty?) do
@cards.insert(0, stack.shift)
end
end
def empty?
return !@cards.any?
end
end
class Game
def create_decks
all_cards = ((2..A).to_a).product(SUITS).map { |x| Card.new(*x) }.shuffle
return [all_cards[0..(all_cards.count/2 - 1)], all_cards[(all_cards.count/2)..all_cards.count]].map { |x| Deck.new(x) }
end
def determine_outcome(card1, card2)
return @deck2 unless card1 #if player 1 can't draw player 2 wins
return @deck1 unless card2 #and vice versa
return war if(card1.rank == card2.rank)
return card1.rank > card2.rank ? @deck1 : @deck2
end
def combat
@stack << @deck1.draw
@stack << @deck2.draw
winner = determine_outcome(@stack[-2], @stack[-1])
winner.collect(@stack)
return winner
end
def war
@stack << @deck1.draw #facedown
@stack << @deck1.draw
@stack << @deck2.draw #facedown
@stack << @deck2.draw
return determine_outcome(@stack[-3], @stack[-1])
end
def initialize
@deck1, @deck2 = create_decks
@stack = []
end
def play
turns = 0
while [@deck1, @deck2].all? { |x| !x.empty? }
winner = combat
turns += 1
end
print "TURNS : #{turns}\n"
print "WINNER : player#{winner == @deck1 ? 1 : 2}\n"
end
end
Game.new.play
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