health-apps-cms/database.py

42 lines
1.1 KiB
Python

import dotenv
dotenv.load_dotenv()
from sqlalchemy import create_engine
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.orm import sessionmaker
import os
import logging
from sqlalchemy.exc import SQLAlchemyError
engine = create_engine(
os.getenv("DB_URL"),
pool_pre_ping=True,
echo=True if os.getenv("IS_DEV") == "True" else False, # Disable in production - this uses memory
connect_args={
"sslmode": "require" if os.getenv("IS_DEV") == "False" else "disable",
"connect_timeout": 10, # Connection timeout
},
)
Base = declarative_base() # Base class for ORM models
SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
def get_db():
db = SessionLocal()
try:
yield db
db.commit() # Explicit commit
except SQLAlchemyError as e:
db.rollback()
logging.error(f"Database error: {e}")
raise
except Exception as e:
db.rollback()
logging.error(f"Unexpected error: {e}")
raise
finally:
db.close()