Files
uis-cloud-computing/7project/backend/app/services/bank_scraper.py

122 lines
4.2 KiB
Python

import json
import logging
from os.path import dirname, join
from uuid import UUID
import httpx
from sqlalchemy import select
from app.core.db import async_session_maker
from app.models.user import User
logger = logging.getLogger(__name__)
# Reuse CSAS mTLS certs used by OAuth profile calls
OAUTH_DIR = join(dirname(__file__), "..", "oauth")
CERTS = (
join(OAUTH_DIR, "public_key.pem"),
join(OAUTH_DIR, "private_key.key"),
)
async def aload_ceska_sporitelna_transactions(user_id: str) -> None:
"""
Async entry point to load Česká spořitelna transactions for a single user.
Validates the user_id and performs a minimal placeholder action.
"""
try:
uid = UUID(str(user_id))
except Exception:
logger.error("Invalid user_id provided to bank_scraper (async): %r", user_id)
return
await _aload_ceska_sporitelna_transactions(uid)
async def aload_all_ceska_sporitelna_transactions() -> None:
"""
Async entry point to load Česká spořitelna transactions for all users.
"""
async with async_session_maker() as session:
result = await session.execute(select(User))
users = result.unique().scalars().all()
logger.info("[BankScraper] Starting CSAS scrape for all users | count=%d", len(users))
processed = 0
for user in users:
try:
await _aload_ceska_sporitelna_transactions(user.id)
processed += 1
except Exception:
logger.exception("[BankScraper] Error scraping for user id=%s email=%s", user.id,
getattr(user, 'email', None))
logger.info("[BankScraper] Finished CSAS scrape for all users | processed=%d", processed)
async def _aload_ceska_sporitelna_transactions(user_id: UUID) -> None:
async with async_session_maker() as session:
result = await session.execute(select(User).where(User.id == user_id))
user: User = result.unique().scalar_one_or_none()
if user is None:
logger.warning("User not found for id=%s", user_id)
return
cfg = user.config or {}
if "csas" not in cfg:
return
cfg = json.loads(cfg["csas"])
if "access_token" not in cfg:
return
accounts = []
try:
async with httpx.AsyncClient(cert=CERTS, timeout=httpx.Timeout(20.0)) as client:
response = await client.get(
"https://webapi.developers.erstegroup.com/api/csas/sandbox/v4/account-information/my/accounts?size=10&page=0&sort=iban&order=desc",
headers={
"Authorization": f"Bearer {cfg['access_token']}",
"WEB-API-key": "09fdc637-3c57-4242-95f2-c2205a2438f3",
"user-involved": "false",
},
)
if response.status_code != httpx.codes.OK:
return
for account in response.json()["accounts"]:
accounts.append(account)
except (httpx.HTTPError,) as e:
logger.exception("[BankScraper] HTTP error during CSAS request | user_id=%s", user_id)
return
for account in accounts:
id = account["id"]
url = f"https://webapi.developers.erstegroup.com/api/csas/sandbox/v4/account-information/my/accounts/{id}/transactions?size=100&page=0&sort=bookingdate&order=desc"
async with httpx.AsyncClient(cert=CERTS) as client:
response = await client.get(
url,
headers={
"Authorization": f"Bearer {cfg['access_token']}",
"WEB-API-key": "09fdc637-3c57-4242-95f2-c2205a2438f3",
"user-involved": "false",
},
)
if response.status_code != httpx.codes.OK:
continue
# Placeholder: just print the account transactions
transactions = response.json()["transactions"]
pass
for transaction in transactions:
#parse and store transaction to database
#create Transaction object and save to DB
#obj =
pass
pass