Implement playing cards

blackjack.py

@@ -4,6 +4,12 @@ import random
 class NoMoreCards(Exception):
     pass
 
+class InvalidCard(Exception):
+    pass
+
+class InvalidSuit(Exception):
+    pass
+
 class Game(object):
     def __init__(self, deck, rules):
         self.players = []
@@ -13,50 +19,86 @@ class Game(object):
 
         # Which index player's turn is it?
         self.player_index = 0
-        print("Created game.")
+        self.last_player = None
+
+    @property
+    def current_player(self):
+        return self.players[self.player_index]
 
     def next_turn(self):
-        current_player = self.players[self.current_player]
+        current_player = self.players[self.player_index]
         print(f"Current player is {current_player}")
         if self.player_index == len(self.players):
-            print(f"Reached the end of players: {self.players}, {self.current_player}")
+            print(f"Reached the end of players: {self.players}, {current_player}")
             self.current_player = 0
         else:
             self.current_player += 1
-            print(f"Incrementing current_player: {self.players}, {self.current_player}")
+            print(f"Incrementing current_player: {self.players}, {current_player}")
+
+    def determine_start(self, first_card):
+        """Determine who starts the game."""
+        card_map = {}
+        for player in self.players:
+            player_min = player.hand.min_of_suit_or_none(first_card.suit)
+            if player_min is None:
+                card_map[None] = player
+            else:
+                card_map[str(player_min)] = player
+        if len(card_map) == 1 and None in card_map:
+            return card_map[None]
+        else:
+            without_none = {k:v for k,v in card_map.items() if k}
+            min_card = min(without_none.keys())
+            min_player = without_none[min_card]
+            return min_player
 
     def add_players(self, *players):
         for player in players:
             print(f"Adding player: {player}")
             self.players.append(player)
 
+    def flipcard(self):
+        if not len(self.playdeck.cards) == 0:
+            return False
+        first_card = self.drawdeck.draw()
+        print(f"First card is: {first_card}")
+        self.playdeck.put(first_card)
+        starter = self.determine_start(first_card)
+        print(f"{starter} to start!")
+
     def deal(self):
         for player in self.players:
             num_cards = self.rules.initial_cards
             cards = list(self.drawdeck.draw_num(num_cards))
-            print("Cards", cards)
+            player.hand.put_cards(*cards)
-            player.deck.put_cards(*cards)
         if self.rules.flipcard:
-            first_card = self.drawdeck.draw()
+            self.flipcard()
-            print(f"First card is: {first_card}")
-            self.playdeck.put(first_card)
 
-    def play_card(self, player, card):
+    def play_card(self, player, card, special=True):
         print(f"Player {player} attempting to play {card}")
         last_card = self.playdeck.last_card
         print(f"Last card {last_card}")
-        is_playable = self.rules.is_playable_on(last_card, card)
+        if player == self.last_player:
+            special = False
+        is_playable = self.rules.is_playable_on(last_card, card, special=special)
         print("Card is playable", is_playable)
-        #current_card = self.d
+        if is_playable:
+            actual_card = player.hand.draw_card(card)
+            self.playdeck.put(actual_card)
+            self.last_player = player
+        return is_playable
+
+    #def play_combination(self, player, *cards):
+    #    print(f"Player {player} attempting to play combination {cards}")
+
 
 class Player(object):
     def __init__(self, name):
         self.name = name
-        self.deck = Hand()
+        self.hand = Hand()
-        print(f"Created player {name}")
 
     def __str__(self):
-        return self.name
+        return f"@{self.name}"
 
     def __repr__(self):
         return self.__str__()
@@ -66,11 +108,9 @@ class SetOfCards(object):
         self.cards = []
         if cards:
             self.cards = [*cards]
-        print(f"Created deck with cards: {self.cards}")
 
     def draw(self):
         card = self.cards.pop()
-        print(f"Drawing {card} from deck")
         return card
 
     def draw_num(self, num):
@@ -78,17 +118,28 @@ class SetOfCards(object):
             yield self.cards.pop()
 
     def put(self, card):
-        print("Putting card on deck:", card)
         self.cards.append(card)
 
     def put_cards(self, *cards):
         for card in cards:
             self.put(card)
 
+    def draw_card(self, card):
+        for mycard in self.cards:
+            if card == mycard:
+                self.cards.remove(mycard)
+                print(f"Returned {mycard} and amended cards: {self.cards}")
+                return mycard
+
+    def __str__(self):
+        return str(self.cards)
+
+    def __repr__(self):
+        return self.__str__()
+
 class Deck(SetOfCards):
     def shuffle(self):
         random.shuffle(self.cards)
-        print(f"Shuffled deck: {self.cards}")
 
     @property
     def last_card(self):
@@ -97,44 +148,70 @@ class Deck(SetOfCards):
         else:
             raise NoMoreCards
 
+    @property
+    def last_cards(self):
+        if self.cards:
+            return self.cards[:5]
+
+    def fill(self):
+        for suit_str in "SHCD":
+            values_str_10 = [str(x) for x in range(2, 11)]
+            for val_str in [*values_str_10, "J", "Q", "K", "A"]:
+                card_str = f"{suit_str}{val_str}"
+                print("card_str", card_str)
+                card = Card(card_str)
+                self.cards.append(card)
+        print("cards after fill", self.cards)
+        print("len after fill", len(self.cards))
+
 class Hand(SetOfCards):
-    pass
+    def have_suit(self, suit):
+        """Have we got this suit?"""
+        for card in self.cards:
+            if card.suit == suit:
+                return True
+        return False
+
+    def min_of_suit_or_none(self, suit):
+        if not self.have_suit(suit):
+            return None
+        suit_cards = []
+        for card in self.cards:
+            if card.suit == suit:
+                suit_cards.append(card)
+        return min(suit_cards)
 
 class Rules(object):
     def __init__(self):
-        self.initial_cards = 2     # Number of cards to start with
+        self.initial_cards = 7     # Number of cards to start with
         self.flipcard = True       # Initially flip a card
         self.jacks_on_twos = False # Can we play Jacks on 2s?
         self.jacks_on_eights = False   # Can we play Jacks on 8s?
 
         self.set_power_cards()
 
-        print("Created rules.")
-
     def set_power_cards(self):
         # Next player has to pick up two cards if they don't have a 
         # card of the same value
-        self.pick_up_two = Value(2)
+        self.pick_up_two = Value("2")
         # Next player has to skip a go if they don't have another
-        self.skip_a_turn = Value(8)
+        self.skip_a_turn = Value("8")
 
         # How many cards to pick up
         self.multiple_number = 6
-        pick_up_multiple_suits = [Suit("Spades"), Suit("Clubs")]
+        pick_up_multiple_suits = [Suit("S"), Suit("C")]
         # Create a BlackJack filter
-        self.pick_up_multiple = Filter(pick_up_multiple_suits, Value("Jack"))
+        self.pick_up_multiple = Filter(pick_up_multiple_suits, Value("J"))
-        self.change_suit = Value("Ace")
+        self.change_suit = Value("A")
 
         self.specials_all = [self.pick_up_two,
                              self.skip_a_turn,
                              self.pick_up_multiple,
                              self.change_suit]
         self.specials_power = self.specials_all[:-1]
-        print("Specials all", self.specials_all)
-        print("Power specials", self.specials_power)
 
 
-    def can_play_on_special(bottom_card, card):
+    def can_play_on_special_power(self, bottom_card, card):
         # If the bottom card is a two
         if bottom_card == self.pick_up_two:
             # If the proposed card is not also the same
@@ -162,41 +239,67 @@ class Rules(object):
             if card == self.pick_up_multiple:
                 return True
             return False
+        print("Reached final return for can play on special")
         return False
 
+    def can_play_special_on(self, bottom_card, card):
+        print("CARD IS ", card)
+        print("CHANGE SUIT IS", self.change_suit)
+        if card == self.change_suit:
+            print("Card is change suit")
+            if bottom_card not in self.specials_power:
+                return True
+        return False
 
-    def is_playable_on(bottom_card, card):
+    def is_playable_on(self, bottom_card, card, special):
-        if bottom_card in self.rules.specials_all:
+        print(f"Is playable on {bottom_card} {card}")
-            return self.can_play_on_special(bottom_card, card)
+        if special:
+            if bottom_card in self.specials_power:
+                print("Bottom card in specials all")
+                return self.can_play_on_special_power(bottom_card, card)
         if card.suit == bottom_card.suit:
+            print("Suit is bottom card suit")
             return True
-        if card.val == buttom_card.val:
+        if card.val == bottom_card.val:
+            print("Value is bottom card value")
             return True
+        if special:
+            if card in self.specials_all:
+                print("Card is in specials_all")
+                return self.can_play_special_on(bottom_card, card)
 
 class Suit(object):
     def __init__(self, suit):
+        if suit not in "SHDC":
+            raise InvalidSuit
         self.suit = suit
 
     def __str__(self):
-        return f"#{self.suit}"
+        return f"{self.suit}"
 
     def __repr__(self):
         return self.__str__()
 
     def __eq__(self, other):
-        return other.suit == self.suit
+        if isinstance(other, Suit):
+            return self.suit == other.suit
+        elif isinstance(other, Card):
+            return self.suit == other.suit.suit
 
 class Value(object):
     def __init__(self, val):
+        self.hash_map = {"J": 11, "Q": 12, "K": 13, "A": 14}
+        string_values = [str(x) for x in range(2, 11)]
+        if val not in self.hash_map.keys() and val not in string_values:
+            raise InvalidCard
         self.val = val
         self.numeric_value = self.get_numeric_value(val)
 
     def get_numeric_value(self, val):
-        hash_map = {"Jack": 11, "Queen": 12, "King": 13, "Ace": 14}
+        if val in self.hash_map:
-        if val in hash_map:
+            return self.hash_map[val]
-            return hash_map[val]
         else:
-            return val
+            return int(val)
 
     def __gt__(self, other):
         return self.numeric_value > other.numeric_value
@@ -207,9 +310,14 @@ class Value(object):
     def __eq__(self, other):
         if isinstance(other, Value):
             return self.numeric_value == other.numeric_value
+        elif isinstance(other, Card):
+            return self.numeric_value == other.val.numeric_value
+        else:
+            print(f"ERROR! Cannot compare {self} and {other}")
+            return False
 
     def __str__(self):
-        return f".{str(self.val)}"
+        return f"{str(self.val)}"
 
     def __repr__(self):
         return self.__str__()
@@ -225,37 +333,54 @@ class Filter(object):
         self.val = val
 
     def __str__(self):
-        return f"|{self.val} of {self.suits}"
+        return f"|{self.val} of {self.suits}|"
 
     def __repr__(self):
         return self.__str__()
 
     def __eq__(self, other):
-        print("Filter EQ called")
-        print("other suit", other.suit)
-        print("our suits", self.suits)
-        print("other val", other.val)
-        print("our val", self.val)
         if other.suit in self.suits and other.val == self.val:
             return True
         else:
             return False
 
 class Card(object):
-    def __init__(self, suit=None, val=None):
+    def __init__(self, identifier):
-        self.suit = Suit(suit)
+        self.suit, self.val = Card.identifier_to_card(identifier)
-        self.val = Value(val)
-        print(f"Created card with suit {suit} and value {self.val}")
 
     def playable_on(self, card):
         pass
 
     def __str__(self):
-        return f"+({self.val} of {self.suit})"
+        return f"{self.suit}{self.val}"
 
     def __repr__(self):
         return self.__str__()
 
+    def __gt__(self, other):
+        return self.val.numeric_value > other.val.numeric_value
+
+    def __lt__(self, other):
+        return self.val.numeric_value < other.val.numeric_value
+
+    def __eq__(self, other):
+        if isinstance(other, Card):
+            if self.val.numeric_value == other.val.numeric_value:
+                if self.suit.suit == other.suit.suit:
+                    return True
+        elif isinstance(other, Value):
+            return self.val.numeric_value == other.numeric_value
+        elif isinstance(other, Suit):
+            return self.suit.suit == other.suit
+        return False
+
+    @staticmethod
+    def identifier_to_card(identifier):
+        suit_str = identifier[0]
+        val_str = identifier[1:]
+        suit = Suit(suit_str)
+        val = Value(val_str)
+        return suit, val
 
     @staticmethod
     def multiple_suit(val, suits):
@@ -265,18 +390,12 @@ class Card(object):
             card.val = val
             yield card
 
-
 mark = Player("Mark")
 john = Player("John")
 
-card1 = Card("Spades", "Ace")
+deck = Deck()
-card2 = Card("Diamonds", "Jack")
+deck.fill()
-card4 = Card("Clubs", 3)
+#deck.shuffle()
-card5 = Card("Diamonds", 3)
-card6 = Card("Hearts", 4)
-
-deck = Deck(card1, card2, card4, card5, card6)
-deck.shuffle()
 
 rules = Rules()
 
@@ -285,26 +404,57 @@ game.add_players(mark, john)
 
 game.deal()
 
-print("Mark's cards:", mark.deck.cards)
+print("Mark's cards:", mark.hand.cards)
+print("John's cards:", john.hand.cards)
 
-print("John's cards:", john.deck.cards)
+print("--- Beginning game ---")
+while 1:
+    print("=====")
+    current_player = game.current_player
+    print(f"Player {current_player}'s go!")
+    player_cards = current_player.hand.cards
+    last_player = game.last_player
+    if last_player:
+        print(f"Last player: {last_player}")
+    print(f"Last card is: {game.playdeck.last_card}")
+    print(f"Last 5 cards: {game.playdeck.last_cards}")
+    print(f"Your cards: {player_cards}")
+    text = input("~> ")
+    parsed_cards = text.split(",")
+    print("Parsed", parsed_cards)
+    cards_to_play = []
+    for card in parsed_cards:
+        if len(card) == 0:
+            print("Invalid card")
+            continue
+        print("Parsed card iter", card)
+        try:
+            card_to_play = Card(card)
+            print("Card to play", card_to_play)
+        except InvalidCard:
+            print("Invalid card:", card)
+            continue
+        if card_to_play not in current_player.hand.cards:
+            print(f"Card is not in your hand: {card_to_play}")
+            continue
+        print(f"Attempting to play {card_to_play}")
+        played = game.play_card(current_player, card_to_play)
+        if not played:
+            print("Illegal move!")
+            continue
+        if card_to_play == game.rules.change_suit:
+            suit = None
+            while not suit:
+                new_suit = input("Enter a new suit: #> ")
+                try:
+                    suit = Suit(new_suit)
+                except InvalidSuit:
+                    print(f"Suit {new_suit} is not valid, please select S, H, D or C")
+                    continue
+            print(f"Changing last card of {game.playdeck.cards[-1]} to {suit}")
+            game.playdeck.cards[-1].suit = suit
 
-val1 = Value("Queen")
+    if len(current_player.hand.cards) == 0:
-val2 = Value(2)
+        print(f"Player {current_player} wins!")
-val3 = Value("Queen")
+        print("Thanks for playing!")
-assert val1 > val2
+        exit()
-assert val2 < val1
-assert val3 == val1
-
-filter_blackjack = Filter([Suit("Spades"), Suit("Clubs")], Value("Jack"))
-blackjack1 = Card("Spades", "Jack")
-blackjack2 = Card("Clubs", "Jack")
-
-redjack1 = Card("Diamonds", "Jack")
-redjack2 = Card("Hearts", "Jack")
-
-assert blackjack1 == filter_blackjack
-assert blackjack2 == filter_blackjack
-
-assert redjack1 != filter_blackjack
-assert redjack2 != filter_blackjack