"""
Database models and connection management for Authentication Service.
Re-exports shared module components for backward compatibility.
"""

# Re-export everything from the shared module
from shared.models import Base, get_db, engine, AsyncSessionLocal, User

__all__ = ["Base", "get_db", "engine", "AsyncSessionLocal", "User"]


async def create_tables():
    """Create all tables in the database if they don't exist."""
    try:
        async with engine.begin() as conn:
            await conn.run_sync(Base.metadata.create_all)
    except Exception as e:
        # 表已存在或其他错误，忽略
        print(f"Warning: Could not create tables: {e}")