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api.py
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api.py
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import asyncio
import json
import logging
from collections.abc import AsyncIterator
from typing import Any
import httpx
from tenacity import after_log, retry, retry_if_exception_type, wait_fixed
from botli_dataclasses import API_Challenge_Reponse, Challenge_Request
from config import Config
from enums import Decline_Reason, Variant
logger = logging.getLogger(__name__)
BASIC_RETRY_CONDITIONS = {'retry': retry_if_exception_type(httpx.RequestError),
'wait': wait_fixed(5),
'after': after_log(logger, logging.DEBUG)}
JSON_RETRY_CONDITIONS = {'retry': retry_if_exception_type((httpx.RequestError, json.JSONDecodeError)),
'wait': wait_fixed(5),
'after': after_log(logger, logging.DEBUG)}
GAME_STREAM_RETRY_CONDITIONS = {'retry': retry_if_exception_type((httpx.RequestError, json.JSONDecodeError)),
'wait': wait_fixed(1),
'after': after_log(logger, logging.DEBUG)}
MOVE_RETRY_CONDITIONS = {'retry': retry_if_exception_type(httpx.HTTPError),
'wait': wait_fixed(1),
'after': after_log(logger, logging.DEBUG)}
class API:
def __init__(self, config: Config) -> None:
self.lichess_client = httpx.AsyncClient(base_url=config.url,
headers={'Authorization': f'Bearer {config.token}',
'User-Agent': f'BotLi/{config.version}'})
self.external_client = httpx.AsyncClient(headers={'User-Agent': f'BotLi/{config.version}'})
def set_user_agent(self, version: str, username: str) -> None:
self.lichess_client.headers.update({'User-Agent': f'BotLi/{version} user:{username}'})
self.external_client.headers.update({'User-Agent': f'BotLi/{version} user:{username}'})
@retry(**BASIC_RETRY_CONDITIONS)
async def abort_game(self, game_id: str) -> bool:
try:
response = await self.lichess_client.post(f'/api/bot/game/{game_id}/abort')
response.raise_for_status()
return True
except httpx.HTTPStatusError as e:
print(e)
return False
@retry(**BASIC_RETRY_CONDITIONS)
async def accept_challenge(self, challenge_id: str) -> bool:
try:
response = await self.lichess_client.post(f'/api/challenge/{challenge_id}/accept')
response.raise_for_status()
return True
except httpx.HTTPStatusError as e:
if not e.response.is_client_error:
print(e)
return False
@retry(**BASIC_RETRY_CONDITIONS)
async def cancel_challenge(self, challenge_id: str) -> bool:
try:
response = await self.lichess_client.post(f'/api/challenge/{challenge_id}/cancel')
response.raise_for_status()
return True
except httpx.HTTPStatusError as e:
print(e)
return False
async def create_challenge(self,
challenge_request: Challenge_Request
) -> AsyncIterator[API_Challenge_Reponse]:
try:
async with self.lichess_client.stream('POST', f'/api/challenge/{challenge_request.opponent_username}',
data={'rated': str(challenge_request.rated).lower(),
'clock.limit': challenge_request.initial_time,
'clock.increment': challenge_request.increment,
'color': challenge_request.color.value,
'variant': challenge_request.variant.value,
'keepAliveStream': 'true'},
timeout=60.0) as response:
if response.status_code == httpx.codes.TOO_MANY_REQUESTS:
yield API_Challenge_Reponse(has_reached_rate_limit=True)
return
async for line in response.aiter_lines():
if not line:
continue
data: dict[str, Any] = json.loads(line)
yield API_Challenge_Reponse(data.get('id', None),
data.get('done') == 'accepted',
data.get('error'),
data.get('done') == 'declined',
'clock.limit' in data,
'clock.increment' in data)
except (httpx.RequestError, json.JSONDecodeError) as e:
yield API_Challenge_Reponse(error=str(e))
@retry(**BASIC_RETRY_CONDITIONS)
async def decline_challenge(self, challenge_id: str, reason: Decline_Reason) -> bool:
try:
response = await self.lichess_client.post(f'/api/challenge/{challenge_id}/decline',
data={'reason': reason.value})
response.raise_for_status()
return True
except httpx.HTTPStatusError as e:
print(e)
return False
@retry(**JSON_RETRY_CONDITIONS)
async def get_account(self) -> dict[str, Any]:
response = await self.lichess_client.get('/api/account')
json_response = response.json()
if 'error' in json_response:
raise RuntimeError(f'Account error: {json_response["error"]}')
return json_response
async def get_chessdb_eval(self, fen: str, best_move: bool, timeout: int) -> dict[str, Any] | None:
try:
async with asyncio.timeout(timeout):
response = await self.external_client.get('http://www.chessdb.cn/cdb.php',
params={'action': 'querypv',
'board': fen,
'stable': int(best_move),
'json': 1},
timeout=None)
response.raise_for_status()
return response.json()
except (httpx.HTTPError, json.JSONDecodeError) as e:
print(f'ChessDB: {e}')
except TimeoutError:
print(f'ChessDB: Timed out after {timeout} second(s).')
async def get_cloud_eval(self, fen: str, variant: Variant, timeout: int) -> dict[str, Any] | None:
try:
async with asyncio.timeout(timeout):
response = await self.lichess_client.get('/api/cloud-eval', params={'fen': fen,
'variant': variant.value},
timeout=None)
return response.json()
except (httpx.HTTPError, json.JSONDecodeError) as e:
print(f'Cloud: {e}')
except TimeoutError:
print(f'Cloud: Timed out after {timeout} second(s).')
async def get_egtb(self, fen: str, variant: str, timeout: int) -> dict[str, Any] | None:
try:
async with asyncio.timeout(timeout):
response = await self.external_client.get(f'https://tablebase.lichess.ovh/{variant}',
params={'fen': fen},
timeout=None)
response.raise_for_status()
return response.json()
except (httpx.HTTPError, json.JSONDecodeError) as e:
print(f'EGTB: {e}')
except TimeoutError:
print(f'EGTB: Timed out after {timeout} second(s).')
@retry(**JSON_RETRY_CONDITIONS)
async def get_event_stream(self, queue: asyncio.Queue[dict[str, Any]]) -> None:
async with self.lichess_client.stream('GET', '/api/stream/event', timeout=9.0) as response:
async for line in response.aiter_lines():
if line:
await queue.put(json.loads(line))
@retry(**GAME_STREAM_RETRY_CONDITIONS)
async def get_game_stream(self, game_id: str, queue: asyncio.Queue[dict[str, Any]]) -> None:
async with self.lichess_client.stream('GET', f'/api/bot/game/stream/{game_id}', timeout=9.0) as response:
async for line in response.aiter_lines():
await queue.put(json.loads(line) if line else {'type': 'ping'})
async def get_online_bots_stream(self) -> AsyncIterator[dict[str, Any]]:
try:
async with self.lichess_client.stream('GET', '/api/bot/online', timeout=9.0) as response:
async for line in response.aiter_lines():
if line:
yield json.loads(line)
except (httpx.RequestError, json.JSONDecodeError):
pass
async def get_opening_explorer(self,
username: str,
fen: str,
variant: Variant,
color: str,
speeds: str,
timeout: int
) -> dict[str, Any] | None:
try:
async with asyncio.timeout(timeout):
async with self.external_client.stream('GET', 'https://explorer.lichess.ovh/player',
params={'player': username, 'variant': variant.value,
'fen': fen, 'color': color, 'speeds': speeds,
'modes': 'rated', 'recentGames': 0},
timeout=None) as response:
response.raise_for_status()
async for line in response.aiter_lines():
if line:
return json.loads(line)
except (httpx.HTTPError, json.JSONDecodeError) as e:
print(f'Explore: {e}')
except TimeoutError:
print(f'Explore: Timed out after {timeout} second(s).')
@retry(**JSON_RETRY_CONDITIONS)
async def get_token_scopes(self, token: str) -> str:
response = await self.lichess_client.post('/api/token/test', content=token)
return response.json()[token]['scopes']
@retry(**JSON_RETRY_CONDITIONS)
async def get_user_status(self, username: str) -> dict[str, Any]:
response = await self.lichess_client.get('/api/users/status', params={'ids': username})
return response.json()[0]
@retry(**BASIC_RETRY_CONDITIONS)
async def resign_game(self, game_id: str) -> bool:
try:
response = await self.lichess_client.post(f'/api/bot/game/{game_id}/resign')
response.raise_for_status()
return True
except httpx.HTTPStatusError as e:
print(e)
return False
async def send_chat_message(self, game_id: str, room: str, text: str) -> bool:
try:
response = await self.lichess_client.post(f'/api/bot/game/{game_id}/chat',
data={'room': room, 'text': text},
timeout=1.0)
response.raise_for_status()
return True
except httpx.HTTPError as e:
print(e)
return False
@retry(**MOVE_RETRY_CONDITIONS)
async def send_move(self, game_id: str, uci_move: str, offer_draw: bool) -> bool:
try:
response = await self.lichess_client.post(f'/api/bot/game/{game_id}/move/{uci_move}',
params={'offeringDraw': str(offer_draw).lower()},
timeout=1.0)
response.raise_for_status()
return True
except httpx.HTTPStatusError as e:
if e.response.is_server_error:
raise
if e.response.status_code != httpx.codes.BAD_REQUEST:
print(e)
return False
@retry(**BASIC_RETRY_CONDITIONS)
async def upgrade_account(self) -> bool:
try:
response = await self.lichess_client.post('/api/bot/account/upgrade')
response.raise_for_status()
return True
except httpx.HTTPStatusError as e:
print(e)
return False