118 lines
2.5 KiB
Python
118 lines
2.5 KiB
Python
from abc import ABCMeta, abstractmethod
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from enum import Enum
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import sys
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class Suit(Enum):
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HEART = 0
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DIAMOND = 1
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CLUBS = 2
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SPADE = 3
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class Card(metaclass=ABCMeta):
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def __init__(self, value, suit):
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self.value = value
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self.suit = suit
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self.is_available = True
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@property
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@abstractmethod
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def value(self):
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pass
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@value.setter
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@abstractmethod
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def value(self, other):
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pass
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class BlackJackCard(Card):
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def __init__(self, value, suit):
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super(BlackJackCard, self).__init__(value, suit)
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def is_ace(self):
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return True if self._value == 1 else False
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def is_face_card(self):
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"""Jack = 11, Queen = 12, King = 13"""
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return True if 10 < self._value <= 13 else False
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@property
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def value(self):
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if self.is_ace() == 1:
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return 1
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elif self.is_face_card():
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return 10
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else:
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return self._value
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@value.setter
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def value(self, new_value):
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if 1 <= new_value <= 13:
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self._value = new_value
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else:
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raise ValueError('Invalid card value: {}'.format(new_value))
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class Hand(object):
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def __init__(self, cards):
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self.cards = cards
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def add_card(self, card):
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self.cards.append(card)
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def score(self):
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total_value = 0
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for card in self.cards:
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total_value += card.value
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return total_value
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class BlackJackHand(Hand):
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BLACKJACK = 21
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def __init__(self, cards):
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super(BlackJackHand, self).__init__(cards)
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def score(self):
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min_over = sys.MAXSIZE
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max_under = -sys.MAXSIZE
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for score in self.possible_scores():
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if self.BLACKJACK < score < min_over:
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min_over = score
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elif max_under < score <= self.BLACKJACK:
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max_under = score
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return max_under if max_under != -sys.MAXSIZE else min_over
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def possible_scores(self):
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"""Return a list of possible scores, taking Aces into account."""
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pass
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class Deck(object):
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def __init__(self, cards):
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self.cards = cards
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self.deal_index = 0
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def remaining_cards(self):
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return len(self.cards) - self.deal_index
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def deal_card(self):
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try:
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card = self.cards[self.deal_index]
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card.is_available = False
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self.deal_index += 1
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except IndexError:
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return None
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return card
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def shuffle(self):
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pass
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