57 lines
1.2 KiB
Python
57 lines
1.2 KiB
Python
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from fastapi import Body, FastAPI
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from loguru import logger
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from poker.constants import Suit, Value
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from poker.models import Card, Hand
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from poker.rank import rank_hand
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app = FastAPI()
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_CARD_PATTERN = r"\s".join(5 * ["(2|3|4|5|6|7|8|9|10|J|K|Q|A)[CDHS]"])
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_SUIT_MAP = {
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"C": Suit.CLUBS,
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"D": Suit.DIAMONDS,
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"H": Suit.HEARTS,
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"S": Suit.SPADES,
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}
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_VALUE_MAP = {
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"2": Value.TWO,
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"3": Value.THREE,
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"4": Value.FOUR,
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"5": Value.FIVE,
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"6": Value.SIX,
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"7": Value.SEVEN,
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"8": Value.EIGHT,
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"9": Value.NINE,
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"10": Value.TEN,
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"J": Value.JACK,
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"Q": Value.QUEEN,
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"K": Value.KING,
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"A": Value.ACE,
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}
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@app.get("/")
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async def health_check() -> str:
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"""Health check endpoint."""
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return "OK"
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@app.post("/rank")
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def rank(body: str = Body(regex=_CARD_PATTERN, example="2H 3D 5S 10C KD")) -> str:
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"""Rank hand.
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TODO: Improve error response.
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"""
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logger.info(f"Input hand: {body}")
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cards = [
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Card(suit=_SUIT_MAP[card[-1]], value=_VALUE_MAP[card[:-1]])
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for card in body.split()
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]
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ranked_hand = rank_hand(Hand(cards=cards))
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logger.info(f"Hand rank: {ranked_hand.rank}")
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return ranked_hand.description
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