import asyncio
import os
import sys

# Add backend to path
sys.path.append(os.path.join(os.getcwd()))

from sqlalchemy import text
from sqlalchemy.ext.asyncio import create_async_engine, async_sessionmaker, AsyncSession
from app.core.config import settings

async def add_column():
    engine = create_async_engine(settings.database_url)
    async_session = async_sessionmaker(engine, expire_on_commit=False)
    async with async_session() as session:
        try:
            print("Adding config_json column to providers table...")
            await session.execute(text("ALTER TABLE providers ADD COLUMN IF NOT EXISTS config_json JSONB DEFAULT '{}'::jsonb"))
            await session.commit()
            print("Successfully added config_json column.")
        except Exception as e:
            print(f"Error adding column: {e}")
            await session.rollback()

if __name__ == "__main__":
    import asyncio
    if sys.platform == "win32":
        asyncio.set_event_loop_policy(asyncio.WindowsSelectorEventLoopPolicy())
    asyncio.run(add_column())