71 lines
1.9 KiB
Python
71 lines
1.9 KiB
Python
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"""
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Database connection management for the Claude Code Project Tracker.
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"""
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import os
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from typing import AsyncGenerator
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from sqlalchemy.ext.asyncio import create_async_engine, async_sessionmaker, AsyncSession
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from sqlalchemy.pool import StaticPool
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from app.models.base import Base
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# Database configuration
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DATABASE_URL = os.getenv("DATABASE_URL", "sqlite+aiosqlite:///./data/tracker.db")
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# Create async engine
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engine = create_async_engine(
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DATABASE_URL,
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echo=os.getenv("DEBUG", "false").lower() == "true", # Log SQL queries in debug mode
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connect_args={"check_same_thread": False} if "sqlite" in DATABASE_URL else {},
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poolclass=StaticPool if "sqlite" in DATABASE_URL else None,
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)
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# Create session factory
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async_session_maker = async_sessionmaker(
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engine,
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class_=AsyncSession,
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expire_on_commit=False
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)
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async def get_db() -> AsyncGenerator[AsyncSession, None]:
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"""
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Dependency function to get database session.
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Used by FastAPI dependency injection to provide database sessions
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to route handlers.
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"""
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async with async_session_maker() as session:
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try:
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yield session
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except Exception:
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await session.rollback()
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raise
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finally:
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await session.close()
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def get_engine():
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"""Get the database engine."""
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return engine
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async def init_database():
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"""Initialize the database by creating all tables."""
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async with engine.begin() as conn:
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# Import all models to ensure they're registered
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from app.models import (
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Project, Session, Conversation, Activity,
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WaitingPeriod, GitOperation
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)
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# Create all tables
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await conn.run_sync(Base.metadata.create_all)
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print("Database initialized successfully!")
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async def close_database():
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"""Close database connections."""
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await engine.dispose()
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print("Database connections closed.")
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