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shortdeck/shortdeck_arena/hand_ranking.py
2025-10-11 18:24:24 +08:00

83 lines
3.0 KiB
Python

from enum import Enum
from typing import List, Tuple
from .card import Card, Rank
class HandType(Enum):
# 短牌规则:同花 > 葫芦
HIGH_CARD = (1, "High Card")
ONE_PAIR = (2, "Pair")
TWO_PAIR = (3, "Two Pair")
THREE_OF_A_KIND = (4, "Three of a Kind")
STRAIGHT = (5, "Straight")
FULL_HOUSE = (6, "Full House")
FLUSH = (7, "Flush")
FOUR_OF_A_KIND = (8, "Four of a Kind")
STRAIGHT_FLUSH = (9, "Straight Flush")
ROYAL_FLUSH = (10, "Royal Flush")
def __new__(cls, strength, name):
obj = object.__new__(cls)
obj._value_ = strength
obj.strength = strength
obj.type_name = name
return obj
class HandRanking:
def __init__(self, hand_type: HandType, key_ranks: List[Rank], cards: List[Card]):
self.hand_type = hand_type
self.key_ranks = key_ranks # 用于比较的关键点数
self.cards = cards # 组成这个ranking的5张牌
def __str__(self):
if self.hand_type == HandType.FOUR_OF_A_KIND:
return f"Quad({self.key_ranks[0].symbol})"
elif self.hand_type == HandType.FULL_HOUSE:
return f"Full House({self.key_ranks[0].symbol} over {self.key_ranks[1].symbol})"
elif self.hand_type == HandType.FLUSH:
return f"Flush({self.key_ranks[0].symbol} high)"
elif self.hand_type == HandType.STRAIGHT:
return f"Straight({self.key_ranks[0].symbol} high)"
elif self.hand_type == HandType.STRAIGHT_FLUSH:
if self.key_ranks[0] == Rank.ACE:
return "Royal Flush"
else:
return f"Straight Flush({self.key_ranks[0].symbol} high)"
elif self.hand_type == HandType.ROYAL_FLUSH:
return "Royal Flush"
elif self.hand_type == HandType.THREE_OF_A_KIND:
return f"Three of a Kind({self.key_ranks[0].symbol})"
elif self.hand_type == HandType.TWO_PAIR:
return f"Two Pair({self.key_ranks[0].symbol} and {self.key_ranks[1].symbol})"
elif self.hand_type == HandType.ONE_PAIR:
return f"Pair({self.key_ranks[0].symbol})"
else:
return f"High Card({self.key_ranks[0].symbol})"
def __lt__(self, other):
"""比较牌力,用于排序"""
if not isinstance(other, HandRanking):
return NotImplemented
if self.hand_type.strength != other.hand_type.strength:
return self.hand_type.strength < other.hand_type.strength
for my_rank, other_rank in zip(self.key_ranks, other.key_ranks):
if my_rank.numeric_value != other_rank.numeric_value:
return my_rank.numeric_value < other_rank.numeric_value
return False
def get_strength(self) -> int:
# 返回牌力 还是 牌型+点数
# 基础强度 = 牌型强度 * 1000000
# todo
strength = self.hand_type.strength * 1000000
for i, rank in enumerate(self.key_ranks):
strength += rank.numeric_value * (100 ** (4 - i))
return strength