mirror of
https://github.com/wlinator/luminara.git
synced 2024-10-02 22:23:13 +00:00
304 lines
9.8 KiB
Python
304 lines
9.8 KiB
Python
import random
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from zoneinfo import ZoneInfo
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import discord
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from discord.ext import commands
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from loguru import logger
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import lib.format
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from lib.client import Luminara
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from lib.const import CONST
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from lib.exceptions import LumiException
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from services.currency_service import Currency
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from services.stats_service import BlackJackStats
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from ui.embeds import Builder
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from ui.views.blackjack import BlackJackButtons
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EST = ZoneInfo("US/Eastern")
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ACTIVE_BLACKJACK_GAMES: dict[int, bool] = {}
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Card = str
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Hand = list[Card]
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class Blackjack(commands.Cog):
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def __init__(self, bot: Luminara) -> None:
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self.bot: Luminara = bot
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self.blackjack.usage = lib.format.generate_usage(self.blackjack)
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@commands.hybrid_command(
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name="blackjack",
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aliases=["bj"],
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)
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@commands.guild_only()
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async def blackjack(
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self,
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ctx: commands.Context[Luminara],
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bet: int,
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) -> None:
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"""
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Play a game of blackjack.
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Parameters
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----------
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ctx : commands.Context[Luminara]
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The context of the command.
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bet : int
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The amount to bet.
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"""
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if ctx.author.id in ACTIVE_BLACKJACK_GAMES:
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raise LumiException(CONST.STRINGS["error_already_playing_blackjack"])
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currency = Currency(ctx.author.id)
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if bet > currency.balance:
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raise LumiException(CONST.STRINGS["error_not_enough_cash"])
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if bet <= 0:
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raise LumiException(CONST.STRINGS["error_invalid_bet"])
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ACTIVE_BLACKJACK_GAMES[ctx.author.id] = True
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try:
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await self.play_blackjack(ctx, currency, bet)
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except Exception as e:
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logger.exception(f"Error in blackjack game: {e}")
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raise LumiException(CONST.STRINGS["error_blackjack_game_error"]) from e
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finally:
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del ACTIVE_BLACKJACK_GAMES[ctx.author.id]
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async def play_blackjack(self, ctx: commands.Context[Luminara], currency: Currency, bet: int) -> None:
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deck = self.get_new_deck()
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player_hand, dealer_hand = self.initial_deal(deck)
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multiplier = CONST.BLACKJACK_MULTIPLIER
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player_value = self.calculate_hand_value(player_hand)
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status = 5 if player_value == 21 else 0
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view = BlackJackButtons(ctx)
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playing_embed = False
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response_message: discord.Message | None = None
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while status == 0:
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dealer_value = self.calculate_hand_value(dealer_hand)
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embed = self.create_game_embed(
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ctx,
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bet,
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player_hand,
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dealer_hand,
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player_value,
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dealer_value,
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)
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if not playing_embed:
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response_message = await ctx.reply(embed=embed, view=view)
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playing_embed = True
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else:
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assert response_message
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await response_message.edit(embed=embed, view=view)
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await view.wait()
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if view.clickedHit:
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player_hand.append(self.deal_card(deck))
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player_value = self.calculate_hand_value(player_hand)
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if player_value > 21:
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status = 1
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break
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if player_value == 21:
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status = 2
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break
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elif view.clickedStand:
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status = self.dealer_play(deck, dealer_hand, player_value)
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break
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else:
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currency.take_balance(bet)
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currency.push()
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raise LumiException(CONST.STRINGS["error_out_of_time_economy"])
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view = BlackJackButtons(ctx)
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await self.handle_game_end(
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ctx,
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response_message,
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currency,
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bet,
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player_hand,
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dealer_hand,
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status,
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multiplier,
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playing_embed,
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)
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def initial_deal(self, deck: list[Card]) -> tuple[Hand, Hand]:
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return [self.deal_card(deck) for _ in range(2)], [self.deal_card(deck)]
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def dealer_play(self, deck: list[Card], dealer_hand: Hand, player_value: int) -> int:
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while self.calculate_hand_value(dealer_hand) <= player_value:
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dealer_hand.append(self.deal_card(deck))
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return 3 if self.calculate_hand_value(dealer_hand) > 21 else 4
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async def handle_game_end(
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self,
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ctx: commands.Context[Luminara],
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response_message: discord.Message | None,
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currency: Currency,
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bet: int,
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player_hand: Hand,
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dealer_hand: Hand,
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status: int,
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multiplier: float,
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playing_embed: bool,
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) -> None:
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player_value = self.calculate_hand_value(player_hand)
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dealer_value = self.calculate_hand_value(dealer_hand)
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payout = bet * (2 if status == 5 else multiplier)
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is_won = status not in [1, 4]
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embed = self.create_end_game_embed(ctx, bet, player_value, dealer_value, payout, status)
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if playing_embed:
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assert response_message
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await response_message.edit(embed=embed)
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else:
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await ctx.reply(embed=embed)
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if is_won:
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currency.add_balance(int(payout))
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else:
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currency.take_balance(bet)
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currency.push()
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BlackJackStats(
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user_id=ctx.author.id,
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is_won=is_won,
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bet=bet,
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payout=int(payout) if is_won else 0,
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hand_player=player_hand,
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hand_dealer=dealer_hand,
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).push()
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def create_game_embed(
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self,
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ctx: commands.Context[Luminara],
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bet: int,
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player_hand: Hand,
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dealer_hand: Hand,
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player_value: int,
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dealer_value: int,
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) -> discord.Embed:
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player_hand_str = " + ".join(player_hand)
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dealer_hand_str = f"{dealer_hand[0]} + " + (
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CONST.STRINGS["blackjack_dealer_hidden"] if len(dealer_hand) < 2 else " + ".join(dealer_hand[1:])
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)
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description = (
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f"{CONST.STRINGS['blackjack_player_hand'].format(player_value, player_hand_str)}\n\n"
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f"{CONST.STRINGS['blackjack_dealer_hand'].format(dealer_value, dealer_hand_str)}"
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)
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footer_text = (
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f"{CONST.STRINGS['blackjack_bet'].format(Currency.format_human(bet))} • "
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f"{CONST.STRINGS['blackjack_deck_shuffled']}"
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)
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return Builder.create_embed(
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Builder.DEFAULT,
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user_name=ctx.author.name,
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title=CONST.STRINGS["blackjack_title"],
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description=description,
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footer_text=footer_text,
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footer_icon_url=CONST.MUFFIN_ART,
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hide_name_in_description=True,
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)
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def create_end_game_embed(
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self,
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ctx: commands.Context[Luminara],
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bet: int,
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player_value: int,
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dealer_value: int,
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payout: int | float,
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status: int,
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) -> discord.Embed:
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embed = Builder.create_embed(
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Builder.DEFAULT,
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user_name=ctx.author.name,
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title=CONST.STRINGS["blackjack_title"],
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description=CONST.STRINGS["blackjack_description"].format(
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player_value,
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dealer_value,
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),
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footer_text=CONST.STRINGS["blackjack_footer"],
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footer_icon_url=CONST.MUFFIN_ART,
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hide_name_in_description=True,
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)
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result = {
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1: (
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CONST.STRINGS["blackjack_busted"],
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CONST.STRINGS["blackjack_lost"].format(Currency.format_human(bet)),
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discord.Color.red(),
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CONST.CLOUD_ART,
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),
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2: (
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CONST.STRINGS["blackjack_won_21"],
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CONST.STRINGS["blackjack_won_payout"].format(Currency.format_human(int(payout))),
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discord.Color.green(),
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CONST.TROPHY_ART,
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),
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3: (
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CONST.STRINGS["blackjack_dealer_busted"],
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CONST.STRINGS["blackjack_won_payout"].format(Currency.format_human(int(payout))),
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discord.Color.green(),
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CONST.TROPHY_ART,
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),
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4: (
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CONST.STRINGS["blackjack_lost_generic"],
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CONST.STRINGS["blackjack_lost"].format(Currency.format_human(bet)),
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discord.Color.red(),
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CONST.CLOUD_ART,
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),
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5: (
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CONST.STRINGS["blackjack_won_natural"],
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CONST.STRINGS["blackjack_won_payout"].format(Currency.format_human(int(payout))),
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discord.Color.green(),
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CONST.TROPHY_ART,
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),
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}.get(
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status,
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(
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CONST.STRINGS["blackjack_error"],
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CONST.STRINGS["blackjack_error_description"],
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discord.Color.red(),
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None,
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),
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)
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name, value, color, thumbnail_url = result
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embed.add_field(name=name, value=value, inline=False)
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embed.colour = color
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if thumbnail_url:
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embed.set_thumbnail(url=thumbnail_url)
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return embed
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def get_new_deck(self) -> list[Card]:
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deck = [
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rank + suit
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for suit in ["♠", "♡", "♢", "♣"]
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for rank in ["A", "2", "3", "4", "5", "6", "7", "8", "9", "10", "J", "Q", "K"]
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]
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random.shuffle(deck)
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return deck
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def deal_card(self, deck: list[Card]) -> Card:
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return deck.pop()
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def calculate_hand_value(self, hand: Hand) -> int:
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value = sum(10 if rank in "JQK" else 11 if rank == "A" else int(rank) for card in hand for rank in card[:-1])
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aces = sum(card[0] == "A" for card in hand)
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while value > 21 and aces:
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value -= 10
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aces -= 1
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return value
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async def setup(bot: Luminara) -> None:
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await bot.add_cog(Blackjack(bot))
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