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pvv-nixos-config/modules/wackattack-ctf-stockfish/chess.py

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2.6 KiB
Python

#!/usr/bin/env python3
from stockfish import *
from inputimeout import inputimeout
import time
from datetime import datetime
import random
thinking_time = 1000
game = Stockfish(path="./stockfish", depth=15, parameters={"Threads": 1, "Minimum Thinking Time": thinking_time, "UCI_Chess960": True})
def create_random_position():
pos = "/pppppppp/8/8/8/8/PPPPPPPP/"
rank8 = ["r","r","b","q","k","b","n","n"]
while rank8.index("k") < [i for i, n in enumerate(rank8) if n == "r"][0] or rank8.index("k") > [i for i, n in enumerate(rank8) if n == "r"][1] or [i for i, n in enumerate(rank8) if n == "b"][0] % 2 == [i for i, n in enumerate(rank8) if n == "b"][1] % 2:
random.seed(datetime.now().microsecond)
random.shuffle(rank8)
rank1 = [c.upper() for c in rank8]
pos = "".join(rank8) + pos + "".join(rank1) + " w KQkq - 0 1"
game.set_fen_position(pos)
def player_won():
with open("flag.txt") as file:
flag = file.read()
print(flag)
exit()
def get_fast_player_move():
try:
time_over = inputimeout(prompt='Your move: ', timeout=5)
except Exception:
time_over = 'Too slow, you lost!'
print(time_over)
exit()
return time_over
def check_game_status():
evaluation = game.get_evaluation()
turn = game.get_fen_position().split(" ")[1]
if evaluation["type"] == "mate" and evaluation["value"] == 0 and turn == "w":
print("Wow, you beat me!")
player_won()
elif evaluation["type"] == "mate" and evaluation["value"] == 0 and turn == "b":
print("Hah, I won again")
exit()
if evaluation["type"] == "draw":
print("It's a draw!")
print("Impressive, but I am still undefeated.")
exit()
if __name__ == "__main__":
create_random_position()
print("Welcome to fischer chess.\nYou get 5 seconds per move. Good luck")
print(game.get_board_visual())
print("Heres the position for this game, Ill give you a few seconds to look at it before we start.")
time.sleep(3)
while True:
server_move = game.get_best_move_time(thinking_time)
game.make_moves_from_current_position([server_move])
check_game_status()
print(game.get_board_visual())
print(f"My move: {server_move}")
player_move = get_fast_player_move()
if type(player_move) != str or len([player_move]) != 1:
print("Illegal input")
exit()
try:
game.make_moves_from_current_position([player_move])
check_game_status()
except:
print("Couldn't comprehend that")
exit()