BlackJack.py

# BlackJack.py
# MyfirstProjects

# Created by Dmytro Lytvynenko 6/20/2022
# This project was created during some Python course in which I was enrolled


import random

suits = ('Hearts', 'Diamonds', 'Spades', 'Clubs')
ranks = ('Two', 'Three', 'Four', 'Five', 'Six', 'Seven', 'Eight', 'Nine', 'Ten', 'Jack', 'Queen', 'King', 'Ace')
values = {'Two': 2, 'Three': 3, 'Four': 4, 'Five': 5, 'Six': 6, 'Seven': 7, 'Eight': 8, 'Nine': 9, 'Ten': 10,
          'Jack': 10, 'Queen': 10, 'King': 10, 'Ace': 11}
playing = True

class Card:
    
    def __init__(self, suit, rank):
        
        self.suit = suit
        self.rank = rank
        
    
    def __str__ (self):
        return self.rank + ' of ' + self.suit

class Deck:
    
    def __init__(self):
        self.deck = []  # start with an empty list
        for suit in suits:
            for rank in ranks:
                created_card = Card(suit, rank)
                self.deck.append(created_card)
                
    
    def __str__ (self):
        deck_comp = ''
        for card in self.deck:
            deck_comp += '\n' + card.__str__()
        return 'The deck has:' + deck_comp

    def shuffle(self):
        random.shuffle(self.deck)
        
    def deal(self):
        return self.deck.pop()

class Hand:
    def __init__(self):
        self.cards = []  # start with an empty list
        self.value = 0   # start with zero value
        self.aces = 0    # add an attribute to keep track of aces
    
    def add_card(self, card):
        self.cards.append(card)
        self.value += values[card.rank]
        
        if card.rank == 'Ace':
            self.aces += 1
    
    def adjust_for_ace(self):
        while self.value > 21 and self.aces:
            self.value -= 10
            self.aces -= 1

class Chips:
    
    def __init__(self):
        #This can be set to a default value or supplied by a user input
        self.total = int(input('What amount would you want in chips?\n'))
        self.bet = 0
        
    def win_bet(self):
        self.total += self.bet
    
    def lose_bet(self):
        self.total -= self.bet

def take_bet(chips):
    
    while True:
        
        try:
            chips.bet = int(input(f'How many chips would you like to bet? '))
        except ValueError:
            print(f'Sorry , a bet must be an integer.')
        else:
            if chips.bet > chips.total:
                print(f"Sorry you don't have enough chips: {chips.total}")
            else:
                break

def hit(deck, hand):
    single_card = deck.deal()
    hand.add_card(single_card)
    hand.adjust_for_ace()


def hit_or_stand(deck, hand):
    global playing
    
    while True:
        x = input("Hit or Stay? Enter H or S ")
        
        if x[0].lower() == 'h':
            hit(deck, hand)
        elif x[0].lower() == 's':
            print("Player Stands Dealer's Turn")
            playing = False
        else:
            print("Sorry, I did not understand that, Please enter H or S only")
            continue
        break

def show_some(player, dealer):
    print("\nDealer's Hand:")
    print(" <card hidden>")
    print('', dealer.cards[1])
    print("\nPlayer's Hand:", *player.cards, sep='\n ')
    
def show_all(player, dealer):
    print("\nDealer's Hand:", *dealer.cards, sep='\n ')
    print("Dealer's Hand =", dealer.value)
    print("\nPlayer's Hand:", *player.cards, sep='\n ')
    print("Player's Hand =", player.value)

def player_busts(player, dealer, chips):
    
    print("Bust Player")
    chips.lose_bet()
    
def player_wins(player, dealer, chips):
    print("Player wins")
    chips.win_bet()
    
def dealer_busts(player, dealer, chips):
    
    print("Dealer busted. Player wins")
    chips.win_bet()
    
def dealer_wins(player, dealer, chips):
    
    print("Dealer wins. PLayer busted")
    chips.lose_bet()

def push(player, dealer):
    
    print('Dealer and player tie')

while True:
    # Print an opening statement
    print('Welcome to BlackJack!')
    
    # Create & shuffle the deck, deal two cards to each player
    deck = Deck()
    deck.shuffle()
    
    player_hand = Hand()
    player_hand.add_card(deck.deal())
    player_hand.add_card(deck.deal())
    
    dealer_hand = Hand()
    dealer_hand.add_card(deck.deal())
    dealer_hand.add_card(deck.deal())
            
    # Set up the Player's chips
    player_chips = Chips()  # remember the default value is 100    
    
    # Prompt the Player for their bet
    take_bet(player_chips)
    
    # Show cards (but keep one dealer card hidden)
    show_some(player_hand, dealer_hand)
    
    while playing:  # recall this variable from our hit_or_stand function
        
        # Prompt for Player to Hit or Stand
        hit_or_stand(deck, player_hand)
        
        # Show cards (but keep one dealer card hidden)
        show_some(player_hand, dealer_hand)
        
        # If player's hand exceeds 21, run player_busts() and break out of loop
        if player_hand.value > 21:
            player_busts(player_hand, dealer_hand, player_chips)
            break        


    # If Player hasn't busted, play Dealer's hand until Dealer reaches 17 
    if player_hand.value <= 21:
        
        while dealer_hand.value < 17:
            hit(deck, dealer_hand)
    
        # Show all cards
        show_all(player_hand, dealer_hand)
        
        # Run different winning scenarios
        if dealer_hand.value > 21:
            dealer_busts(player_hand, dealer_hand, player_chips)

        elif dealer_hand.value > player_hand.value:
            dealer_wins(player_hand, dealer_hand, player_chips)

        elif dealer_hand.value < player_hand.value:
            player_wins(player_hand, dealer_hand, player_chips)

        else:
            push(player_hand, dealer_hand)
    
    # Inform Player of their chips total 
    print("\nPlayer's winnings stand at", player_chips.total)
    
    # Ask to play again
    new_game = input("Would you like to play another hand? Enter 'y' or 'n' ")
    
    if new_game[0].lower() == 'y':
        playing = True
        continue
    else:
        print("Thanks for game")
        break