d08040ac4a
- 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>
66 lines
2.1 KiB
Python
66 lines
2.1 KiB
Python
# app/database.py
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import logging
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import os
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from sqlalchemy import create_engine, exc
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from sqlalchemy.engine.url import make_url
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from sqlalchemy.ext.declarative import declarative_base
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from sqlalchemy.orm import sessionmaker
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from app.config import settings
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logger = logging.getLogger(__name__)
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Base = declarative_base()
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# Parse the DATABASE_URL
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DB_URL = settings.database_url
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engine = create_engine(DB_URL, connect_args={"check_same_thread": False})
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SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
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def init_db():
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"""
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Ensures the SQLite database file and its parent directory exist (if using sqlite).
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Then runs Base.metadata.create_all(bind=engine) to initialize tables.
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Logs a message if a new SQLite DB file is created.
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"""
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# 1. Parse the DB URL to see if it's sqlite
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url = make_url(DB_URL)
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if url.get_backend_name() == "sqlite":
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# 2. Extract the database path from the URL
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database_path = url.database # e.g. "/workdir/db/database.db" or ":memory:"
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if database_path != ":memory:":
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# 3. Ensure directory exists
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db_dir = os.path.dirname(database_path)
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if db_dir and not os.path.exists(db_dir):
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logger.info(f"Creating directory for SQLite DB: {db_dir}")
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os.makedirs(db_dir, exist_ok=True)
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# 4. If the file does not exist, create an empty one
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if not os.path.exists(database_path):
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logger.info(f"Creating new SQLite database file at {database_path}")
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open(database_path, "a").close()
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# 5. Now create tables if they don't exist yet
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try:
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Base.metadata.create_all(bind=engine)
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logger.info("Database initialization complete (tables created if not exist).")
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except exc.SQLAlchemyError as e:
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logger.error(f"Error initializing database: {e}")
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raise
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def get_db():
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"""
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Dependency for FastAPI routes or general DB usage.
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Yields a SQLAlchemy session, and closes it upon exit.
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"""
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db = SessionLocal()
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try:
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yield db
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finally:
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db.close()
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