This repository has been archived by the owner on May 10, 2023. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 174
/
matchmaking.py
218 lines (187 loc) · 10.1 KB
/
matchmaking.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
import random
import logging
import model
from timer import Timer
from collections import defaultdict
import lichess
from config import Configuration, DelayType
from typing import Dict, Any, Set, Optional, Tuple, List, DefaultDict, Union
USER_PROFILE_TYPE = Dict[str, Any]
EVENT_TYPE = Dict[str, Any]
MULTIPROCESSING_LIST_TYPE = List[model.Challenge]
logger = logging.getLogger(__name__)
class Matchmaking:
def __init__(self, li: lichess.Lichess, config: Configuration, user_profile: USER_PROFILE_TYPE) -> None:
self.li = li
self.variants = list(filter(lambda variant: variant != "fromPosition", config.challenge.variants))
self.matchmaking_cfg = config.matchmaking
self.user_profile = user_profile
self.last_challenge_created_delay = Timer(25) # The challenge expires 20 seconds after creating it.
self.last_game_ended_delay = Timer(self.matchmaking_cfg.challenge_timeout * 60)
self.last_user_profile_update_time = Timer(5 * 60) # 5 minutes
self.min_wait_time = 60 # Wait 60 seconds before creating a new challenge to avoid hitting the api rate limits.
self.challenge_id: str = ""
self.block_list = self.matchmaking_cfg.block_list.copy()
self.delay_timers: DefaultDict[Union[str, Tuple[str, str, str, str]], Timer] = defaultdict(Timer)
delay_option = "delay_after_decline"
self.delay_type = self.matchmaking_cfg.lookup(delay_option)
if self.delay_type not in DelayType.__members__.values():
raise ValueError(f"{self.delay_type} is not a valid value for {delay_option} parameter."
f" Choices are: {', '.join(DelayType)}.")
def should_create_challenge(self) -> bool:
matchmaking_enabled = self.matchmaking_cfg.allow_matchmaking
time_has_passed = self.last_game_ended_delay.is_expired()
challenge_expired = self.last_challenge_created_delay.is_expired() and self.challenge_id
min_wait_time_passed = self.last_challenge_created_delay.time_since_reset() > self.min_wait_time
if challenge_expired:
self.li.cancel(self.challenge_id)
logger.debug(f"Challenge id {self.challenge_id} cancelled.")
self.challenge_id = ""
return bool(matchmaking_enabled and (time_has_passed or challenge_expired) and min_wait_time_passed)
def create_challenge(self, username: str, base_time: int, increment: int, days: int, variant: str,
mode: str) -> str:
params = {"rated": mode == "rated", "variant": variant}
if days:
params["days"] = days
elif base_time or increment:
params["clock.limit"] = base_time
params["clock.increment"] = increment
else:
logger.error("At least one of challenge_days, challenge_initial_time, or challenge_increment "
"must be greater than zero in the matchmaking section of your config file.")
return ""
try:
response = self.li.challenge(username, params)
challenge_id: str = response.get("challenge", {}).get("id", "")
if not challenge_id:
logger.error(response)
self.add_to_block_list(username)
return challenge_id
except Exception:
logger.exception("Could not create challenge")
return ""
def perf(self) -> Dict[str, Dict[str, Any]]:
user_perf: Dict[str, Dict[str, Any]] = self.user_profile["perfs"]
return user_perf
def username(self) -> str:
username: str = self.user_profile["username"]
return username
def update_user_profile(self) -> None:
if self.last_user_profile_update_time.is_expired():
self.last_user_profile_update_time.reset()
try:
self.user_profile = self.li.get_profile()
except Exception:
pass
def choose_opponent(self) -> Tuple[Optional[str], int, int, int, str, str]:
variant = self.get_random_config_value("challenge_variant", self.variants)
mode = self.get_random_config_value("challenge_mode", ["casual", "rated"])
base_time = random.choice(self.matchmaking_cfg.challenge_initial_time)
increment = random.choice(self.matchmaking_cfg.challenge_increment)
days = random.choice(self.matchmaking_cfg.challenge_days)
play_correspondence = [bool(days), not bool(base_time or increment)]
if random.choice(play_correspondence):
base_time = 0
increment = 0
else:
days = 0
game_type = game_category(variant, base_time, increment, days)
min_rating = self.matchmaking_cfg.opponent_min_rating
max_rating = self.matchmaking_cfg.opponent_max_rating
rating_diff = self.matchmaking_cfg.opponent_rating_difference
bot_rating = self.perf().get(game_type, {}).get("rating", 0)
if rating_diff is not None and bot_rating > 0:
min_rating = bot_rating - rating_diff
max_rating = bot_rating + rating_diff
logger.info(f"Seeking {game_type} game with opponent rating in [{min_rating}, {max_rating}] ...")
allow_tos_violation = self.matchmaking_cfg.opponent_allow_tos_violation
def is_suitable_opponent(bot: USER_PROFILE_TYPE) -> bool:
perf = bot.get("perfs", {}).get(game_type, {})
return (bot["username"] != self.username()
and bot["username"] not in self.block_list
and not bot.get("disabled")
and (allow_tos_violation or not bot.get("tosViolation")) # Terms of Service
and perf.get("games", 0) > 0
and min_rating <= perf.get("rating", 0) <= max_rating)
online_bots = self.li.get_online_bots()
online_bots = list(filter(is_suitable_opponent, online_bots))
def ready_for_challenge(bot: USER_PROFILE_TYPE) -> bool:
return self.get_delay_timer(bot["username"], variant, game_type, mode).is_expired()
ready_bots = list(filter(ready_for_challenge, online_bots))
online_bots = ready_bots or online_bots
bot_username = None
try:
bot = random.choice(online_bots)
bot_profile = self.li.get_public_data(bot["username"])
if bot_profile.get("blocking"):
self.add_to_block_list(bot["username"])
else:
bot_username = bot["username"]
except Exception:
if online_bots:
logger.exception("Error:")
else:
logger.error("No suitable bots found to challenge.")
return bot_username, base_time, increment, days, variant, mode
def get_random_config_value(self, parameter: str, choices: List[str]) -> str:
value: str = self.matchmaking_cfg.lookup(parameter)
return value if value != "random" else random.choice(choices)
def challenge(self, active_games: Set[str], challenge_queue: MULTIPROCESSING_LIST_TYPE) -> None:
if active_games or challenge_queue or not self.should_create_challenge():
return
logger.info("Challenging a random bot")
self.update_user_profile()
bot_username, base_time, increment, days, variant, mode = self.choose_opponent()
logger.info(f"Will challenge {bot_username} for a {variant} game.")
challenge_id = self.create_challenge(bot_username, base_time, increment, days, variant, mode) if bot_username else ""
logger.info(f"Challenge id is {challenge_id if challenge_id else 'None'}.")
self.last_challenge_created_delay.reset()
self.challenge_id = challenge_id
def add_to_block_list(self, username: str) -> None:
logger.info(f"Will not challenge {username} again during this session.")
self.block_list.append(username)
def accepted_challenge(self, event: EVENT_TYPE) -> None:
if self.challenge_id == event["game"]["id"]:
self.challenge_id = ""
def declined_challenge(self, event: EVENT_TYPE) -> None:
challenge = model.Challenge(event["challenge"], self.user_profile)
opponent = challenge.opponent
reason = event["challenge"]["declineReason"]
logger.info(f"{opponent} declined {challenge}: {reason}")
if self.challenge_id == challenge.id:
self.challenge_id = ""
if not challenge.from_self or self.delay_type == DelayType.NONE:
return
# Add one hour to delay each time a challenge is declined.
mode = "rated" if challenge.rated else "casual"
delay_timer = self.get_delay_timer(opponent.name,
challenge.variant,
challenge.speed,
mode)
delay_timer.duration += 3600
delay_timer.reset()
hours = "hours" if delay_timer.duration > 3600 else "hour"
if self.delay_type == DelayType.FINE:
logger.info(f"Will not challenge {opponent} to a {mode} {challenge.speed} "
f"{challenge.variant} game for {int(delay_timer.duration/3600)} {hours}.")
else:
logger.info(f"Will not challenge {opponent} for {int(delay_timer.duration/3600)} {hours}.")
def get_delay_timer(self, opponent_name: str, variant: str, time_control: str, rated_mode: str) -> Timer:
if self.delay_type == DelayType.FINE:
return self.delay_timers[(opponent_name, variant, time_control, rated_mode)]
else:
return self.delay_timers[opponent_name]
def game_category(variant: str, base_time: int, increment: int, days: int) -> str:
game_duration = base_time + increment * 40
if variant != "standard":
return variant
elif days:
return "correspondence"
elif game_duration < 179:
return "bullet"
elif game_duration < 479:
return "blitz"
elif game_duration < 1499:
return "rapid"
else:
return "classical"