houdini/houdini/handlers/games/four.py

97 lines
3.3 KiB
Python

from houdini import ITable, handlers
from houdini.handlers import XTPacket
class ConnectFourLogic(ITable):
def __init__(self):
self.current_player = 1
self.board = [[0 for _ in range(6)] for _ in range(7)]
def make_move(self, col, row):
self.board[col][row] = self.current_player
def is_valid_move(self, col, row):
if 0 <= row <= 5 and 0 <= col <= 6:
if row == 5 or (self.board[col][row] == 0 and self.board[col][row + 1]):
return True
return False
def get_string(self):
return ','.join(str(item) for row in self.board for item in row)
def is_position_win(self, col, row):
for delta_row, delta_col in [(1, 0), (0, 1), (1, 1), (1, -1)]:
streak = 1
for delta in (1, -1):
delta_row *= delta
delta_col *= delta
next_row = row + delta_row
next_col = col + delta_col
while 0 <= next_row < 6 and 0 <= next_col < 7:
if self.board[next_col][next_row] == self.current_player:
streak += 1
else:
break
if streak == 4:
return True
next_row += delta_row
next_col += delta_col
return False
def is_board_full(self):
for col in self.board:
if not col[0]:
return False
return True
@handlers.handler(XTPacket('gz', ext='z'))
@handlers.table(ConnectFourLogic)
async def handle_get_game(p):
await p.send_xt('gz', p.table.get_string())
@handlers.handler(XTPacket('jz', ext='z'))
@handlers.table(ConnectFourLogic)
async def handle_join_game(p):
game_full = len(p.table.penguins) > 2
if not game_full:
seat_id = p.table.get_seat_id(p)
await p.send_xt('jz', seat_id)
await p.table.send_xt('uz', seat_id, p.safe_name)
if len(p.table.penguins) == 2:
await p.table.send_xt('sz')
@handlers.handler(XTPacket('zm', ext='z'))
@handlers.table(ConnectFourLogic)
async def handle_send_move(p, col: int, row: int):
try:
seat_id = p.table.get_seat_id(p)
is_player = seat_id < 2
game_ready = len(p.table.penguins) > 1
if is_player and game_ready:
current_player = p.table.penguins[p.table.logic.current_player - 1]
if current_player != p:
return
if not p.table.logic.is_valid_move(col, row):
return
await p.table.send_xt('zm', p.table.logic.current_player - 1, col, row)
p.table.logic.make_move(col, row)
opponent = p.table.penguins[1 if p.table.logic.current_player == 1 else 0]
if p.table.logic.is_position_win(col, row):
await p.add_coins(10)
await opponent.add_coins(5)
await p.table.reset()
return
if p.table.logic.is_board_full():
await p.add_coins(5)
await opponent.add_coins(5)
await p.table.reset()
return
p.table.logic.current_player = 2 if p.table.logic.current_player == 1 else 1
except (KeyError, ValueError):
p.logger.warn(f'Invalid connect four move made by {p}')