"""
Cards database operations.
DEPRECATED: Cards are now handled by the remote Cards Microservice.
This file is kept as a stub so old imports don't crash.
All actual card operations go through cards_client.py
"""


def init_cards_db():
    """No-op. Cards are on external microservice."""
    print(f"  ✅ Cards DB: EXTERNAL (Cards Microservice)")


def load_cards_db():
    """DEPRECATED - returns empty dict."""
    return {}


def save_cards_db(data):
    """DEPRECATED - no-op."""
    pass


def get_card(code):
    """DEPRECATED - use cards_client.validate_card() instead."""
    return None


def set_card(code, card_data):
    """DEPRECATED - use Cards Microservice admin API."""
    pass


def card_exists(code):
    """DEPRECATED - use cards_client.validate_card() instead."""
    return False