Files
gh-christianlouis-docuelevate/app/database.py
T
copilot-swe-agent[bot] d08040ac4a style: fix all flake8 linter errors across app/ directory
- Run Black formatter and isort on all app/ files
- Remove unused imports (F401) across multiple files
- Add # noqa: F401 for intentional re-exports in celery_worker.py,
  tasks/__init__.py, utils.py, frontend.py, views/base.py
- Fix f-strings without placeholders (F541) in azure.py, notification.py,
  check_credentials.py, upload_to_onedrive.py, settings.py
- Fix bare except (E722) in upload_to_sftp.py
- Fix block comment format (E265) in models.py
- Move imports to top of file to fix E402 in celery_app.py, celery_worker.py
- Fix line-too-long (E501) by wrapping strings in multiple files
- Remove unused variable (F841) in upload_to_nextcloud.py

Co-authored-by: christianlouis <361235+christianlouis@users.noreply.github.com>
2026-02-08 17:42:33 +00:00

66 lines
2.1 KiB
Python

# app/database.py
import logging
import os
from sqlalchemy import create_engine, exc
from sqlalchemy.engine.url import make_url
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.orm import sessionmaker
from app.config import settings
logger = logging.getLogger(__name__)
Base = declarative_base()
# Parse the DATABASE_URL
DB_URL = settings.database_url
engine = create_engine(DB_URL, connect_args={"check_same_thread": False})
SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
def init_db():
"""
Ensures the SQLite database file and its parent directory exist (if using sqlite).
Then runs Base.metadata.create_all(bind=engine) to initialize tables.
Logs a message if a new SQLite DB file is created.
"""
# 1. Parse the DB URL to see if it's sqlite
url = make_url(DB_URL)
if url.get_backend_name() == "sqlite":
# 2. Extract the database path from the URL
database_path = url.database # e.g. "/workdir/db/database.db" or ":memory:"
if database_path != ":memory:":
# 3. Ensure directory exists
db_dir = os.path.dirname(database_path)
if db_dir and not os.path.exists(db_dir):
logger.info(f"Creating directory for SQLite DB: {db_dir}")
os.makedirs(db_dir, exist_ok=True)
# 4. If the file does not exist, create an empty one
if not os.path.exists(database_path):
logger.info(f"Creating new SQLite database file at {database_path}")
open(database_path, "a").close()
# 5. Now create tables if they don't exist yet
try:
Base.metadata.create_all(bind=engine)
logger.info("Database initialization complete (tables created if not exist).")
except exc.SQLAlchemyError as e:
logger.error(f"Error initializing database: {e}")
raise
def get_db():
"""
Dependency for FastAPI routes or general DB usage.
Yields a SQLAlchemy session, and closes it upon exit.
"""
db = SessionLocal()
try:
yield db
finally:
db.close()