"""
Database initialization for customer authentication collections.
"""
from motor.motor_asyncio import AsyncIOMotorDatabase
from app.nosql import get_database
from app.core.logging import get_logger

logger = get_logger(__name__)


async def init_customer_auth_collections():
    """Initialize collections and indexes for customer authentication."""
    try:
        db: AsyncIOMotorDatabase = get_database()
        
        # Create indexes for scm_customers collection
        customers_collection = db.scm_customers
        
        # Index on phone for fast lookup
        await customers_collection.create_index("phone", unique=True, sparse=True)
        
        # Index on customer_id for fast lookup
        await customers_collection.create_index("customer_id", unique=True)
        
        # Index on merchant_id for merchant-specific queries
        await customers_collection.create_index("merchant_id", sparse=True)
        
        # Index on status for filtering
        await customers_collection.create_index("status")
        
        # Compound index for merchant + status queries
        await customers_collection.create_index([("merchant_id", 1), ("status", 1)])
        
        logger.info("✅ scm_customers collection indexes created")
        
        
    except Exception as e:
        logger.error(f"❌ Error initializing customer auth collections: {str(e)}", exc_info=True)
        raise


if __name__ == "__main__":
    import asyncio
    asyncio.run(init_customer_auth_collections())