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game_room.py
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game_room.py
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import logging
import random
import subprocess
import time
from datetime import datetime
import tornado.gen
import tornado.locks
from tornado.ioloop import IOLoop
import settings
from result import Result
from grotlogic.board import Board
from grotlogic.game import Game
log = logging.getLogger('grot-server')
class RoomIsFullException(Exception):
pass
class GameRoom(object):
collection = settings.db['rooms']
TIMEOUT = 10
class Player(Game):
def __init__(self, user, alias, allow_multi, board):
super(GameRoom.Player, self).__init__(board)
self.user = user
self.alias = alias
self.ready = tornado.locks.Event()
self.moved = None
self.inactive = False
self.allow_multi = allow_multi
def start_move(self, x, y):
try:
super(GameRoom.Player, self).start_move(x, y)
finally:
self.moved = (x, y)
self.ready.set()
def skip_move(self):
try:
super(GameRoom.Player, self).skip_move()
finally:
self.moved = None
self.ready.set()
def get_state(self, board=True):
state = super(GameRoom.Player, self).get_state(board)
state.update({
'moved': self.moved
})
return state
def get_id(self):
player_id = str(self.user.id)
if self.allow_multi and self.alias:
player_id += self.alias
return player_id
def get_login(self):
player_login = str(self.user.login)
if self.alias:
player_login = '{} ({})'.format(player_login, self.alias)
return player_login
def __init__(self, board_size=5, title=None, max_players=15,
auto_start=5, auto_restart=5, with_bot=False,
allow_multi=False, author=None, timestamp=None,
results=None, _id=None):
self._removed = False
self._id = _id
self.board_size = board_size
self.title = title or 'Game {:%Y%m%d%H%M%S}'.format(datetime.now())
self.max_players = max_players
self.with_bot = with_bot
self.allow_multi = allow_multi
self.author = author
self.timestamp = timestamp or datetime.now()
self.results = results if not auto_start else None
self._delays = {
'_end_round': self.TIMEOUT,
'_auto_start': auto_start,
'_auto_restart': auto_restart,
}
self.seed = random.getrandbits(128)
self.round = 0
self.on_change = tornado.locks.Condition()
self.on_end = tornado.locks.Condition()
self.on_progress = tornado.locks.Condition()
self._players = {}
self._future = {}
self.setup_timeout('_auto_start')
@classmethod
@tornado.gen.coroutine
def get_all(cls):
result = {}
cursor = GameRoom.collection.find()
while (yield cursor.fetch_next):
game_room = cls(**cursor.next_object())
result[game_room.room_id] = game_room
return result
@tornado.gen.coroutine
def put(self):
saved = self._id is not None
data = {
'title': self.title,
'board_size': self.board_size,
'max_players': self.max_players,
'auto_start': self._delays['_auto_start'],
'auto_restart': self._delays['_auto_restart'],
'with_bot': self.with_bot,
'allow_multi': self.allow_multi,
'author': self.author,
'timestamp': self.timestamp,
'results': self.results,
}
if saved:
data['_id'] = self._id
if self._removed:
log.warn('Updating already removed game room is not allowed!')
else:
self._id = yield GameRoom.collection.save(to_save=data)
@tornado.gen.coroutine
def remove(self):
if self._id is not None:
yield GameRoom.collection.remove({'_id': self._id})
self._removed = True
@property
def room_id(self):
return str(self._id) if self._id else None
def __lt__(self, other):
return self.timestamp > other.timestamp
def get_player(self, user, alias=''):
player_id = user if isinstance(user, str) else str(user.id)
if self.allow_multi and alias:
player_id += alias
return self._players[player_id]
def update_timestamp(self):
self.timestamp = datetime.now()
def setup_timeout(self, timeout_name):
delay = self._delays.get(timeout_name)
if delay:
self.cancel_timeout(timeout_name)
self._future[timeout_name] = IOLoop.instance().call_later(
delay, getattr(self, timeout_name)
)
def cancel_timeout(self, timeout_name):
handle = self._future.get(timeout_name)
if handle:
IOLoop.instance().remove_timeout(handle)
del self._future[timeout_name]
def get_deadline(self, timeout_name):
handle = self._future.get(timeout_name)
if handle:
return int(handle.deadline - time.time())
@property
def started(self):
return self.round != 0
@property
def ended(self):
return bool(self.results)
@property
def players(self):
players = list(self._players.values())
players.sort(
key=lambda player: (player.score, player.moves),
reverse=True,
)
return players
@property
def players_active(self):
return (
player
for player in self._players.values()
if player.is_active()
)
@property
def players_unready(self):
return (
player
for player in self.players_active
if not player.ready.is_set()
)
def add_player(self, user, alias=''):
self.update_timestamp()
if self.max_players and len(self._players) < self.max_players:
player = self.Player(
user, alias, self.allow_multi,
Board(self.board_size, self.seed)
)
player_id = player.get_id()
if player_id in self._players:
# deactivate old player
self._players[player_id].inactive = True
self._players[player_id] = player
self.on_change.notify_all()
else:
raise RoomIsFullException()
player_logins = [p.user.login for p in self._players.values()]
if self.with_bot and 'stxnext' not in player_logins:
self.add_bot()
if len(self._players) == self.max_players and \
self._delays['_auto_start']:
self.start()
return player
def _auto_start(self):
if not self.started:
if len(self._players) > 1:
self.start()
else:
# not enought players - postpone start
self.setup_timeout('_auto_start')
def start(self):
if not self.started:
if len(self._players) <= 1:
self.setup_timeout('_auto_start')
else:
self.cancel_timeout('_auto_start')
self._new_round()
self.on_change.notify_all()
def _new_round(self):
self.update_timestamp()
self.round += 1
for player in self.players_active:
player.ready.clear()
IOLoop.instance().add_future(
player.ready.wait(), self._player_ready
)
self.setup_timeout('_end_round')
self.on_progress.notify_all()
def _end_round(self):
self.update_timestamp()
for player in self.players_unready:
player.skip_move()
def _player_ready(self, future):
self.update_timestamp()
self.on_change.notify_all()
if any(self.players_unready):
return
self.cancel_timeout('_end_round')
if any(self.players_active):
self._new_round()
else:
# save results
self.results = self.get_results()
IOLoop.current().spawn_callback(self.put)
IOLoop.current().spawn_callback(self.submit_result)
self.setup_timeout('_auto_restart')
self.on_end.notify_all()
def get_results(self):
if self.results:
return self.results
return [
{
'id': player.get_id(),
'login': player.get_login(),
'score': player.score,
'moves': player.moves,
}
for player in self.players
]
@tornado.gen.coroutine
def submit_result(self):
for result in self.get_results():
if result['score'] > settings.MIN_HOF_SCORE:
login = result['login']
if ' ' in login:
login = login.split(' ')[0]
lowest = yield Result.get_last(login, self.board_size)
if lowest is None or lowest.score < result['score']:
result = Result(
login=login,
score=result['score'],
board_size=self.board_size,
)
yield result.put()
def _auto_restart(self):
self.cancel_timeout('_auto_restart')
self._players = {}
self.seed = random.getrandbits(128)
self.round = 0
self.results = None
self.setup_timeout('_auto_start')
def add_bot(self):
subprocess.Popen(
[
'python3',
'../grot-stxnext-bot/bot.py',
settings.BOT_TOKEN,
self.room_id,
]
)
class DevGameRoom(GameRoom):
class Player(GameRoom.Player):
def start_move(self, x, y):
try:
self.moves = 1
self.score = 0
super(DevGameRoom.Player, self).start_move(x, y)
finally:
self.ready.clear()
def skip_move(self):
pass
def is_active(self):
return True
@property
def started(self):
return True
@property
def ended(self):
return False
@property
def players(self):
return []
def get_player(self, user, alias=''):
try:
return super(DevGameRoom, self).get_player(user, alias)
except LookupError:
return self.add_player(user, alias)
def start(self):
pass
def setup_timeout(self, timeout_name):
pass
def cancel_timeout(self, timeout_name):
pass