ai-lawyer-agent/api/fetch_api_data.py
2026-03-16 03:16:02 +01:00

79 lines
2.6 KiB
Python

import httpx
import logging
import json
from cachetools import TTLCache
from typing import Callable
from tenacity import retry, stop_after_attempt, wait_exponential
from api.config import HTTP_TIMEOUT, HTTP_MAX_CONNECTIONS, HTTP_MAX_KEEPALIVE, CACHE_TTL, CACHE_MAX_SIZE
logger = logging.getLogger(__name__)
logger.handlers.clear()
logger.setLevel(logging.INFO)
handler = logging.StreamHandler()
handler.setFormatter(logging.Formatter(
fmt='%(asctime)s - %(levelname)s - %(message)s',
datefmt='%H:%M:%S'
))
logger.addHandler(handler)
logger.propagate = False
httpx_logger = logging.getLogger("httpx")
httpx_logger.handlers.clear()
httpx_logger.setLevel(logging.INFO)
httpx_logger.addHandler(handler)
httpx_logger.propagate = False
_cache = TTLCache(maxsize=CACHE_MAX_SIZE, ttl=CACHE_TTL)
_client = httpx.AsyncClient(
timeout=httpx.Timeout(HTTP_TIMEOUT),
limits=httpx.Limits(max_connections=HTTP_MAX_CONNECTIONS,
max_keepalive_connections=HTTP_MAX_KEEPALIVE),
)
_log_callback: Callable[[str], None] | None = None
def set_log_callback(cb: Callable[[str], None] | None):
global _log_callback
_log_callback = cb
def _log(msg: str):
logger.info(msg)
if _log_callback is not None:
_log_callback(msg)
@retry(stop=stop_after_attempt(3), wait=wait_exponential(multiplier=1, min=1, max=5))
async def fetch_api_data(icon: str, url: str, params: dict, remove_keys: list = None) -> dict:
try:
cache_key = f"{url}:{sorted(params.items())}"
if cache_key in _cache:
_log(f"💾 {icon} Cache hit")
return _cache[cache_key]
_log(f"🔨 {icon} Input parameters:\n{json.dumps(params, ensure_ascii=False, indent=2)}")
response = await _client.get(url, params=params)
response.raise_for_status()
_log(f"🖇️ {icon} Request URL: {response.url}")
data = response.json()
if remove_keys and isinstance(data, dict):
for key in remove_keys:
data.pop(key, None)
_cache[cache_key] = data
_log(f"{icon} Success: {url}")
return data
except httpx.HTTPStatusError as e:
_log(f"{icon}HTTP error: {e.response.status_code} - {e.response.text}")
return {"error": "http_error", "status_code": e.response.status_code}
except httpx.RequestError as e:
_log(f"{icon}Request error: {str(e)}")
return {"error": "request_error", "status_code": str(e)}
except Exception as e:
_log(f"{icon}Unexpected error: {str(e)}")
return {"error": "unexpected_error", "status_code": str(e)}