from functools import lru_cache
from .config import get_loader_config
from .LoaderEngine import LoaderEngine
from .create_loader_engine import create_loader_engine


@lru_cache
def get_loader_engine() -> LoaderEngine:
    """
    Factory function to get loader engine.

    Follows cognee's pattern with @lru_cache for efficient reuse
    of engine instances. Configuration is loaded from environment
    variables and settings.

    Returns:
        Cached LoaderEngine instance configured with current settings
    """
    config = get_loader_config()
    return create_loader_engine(**config.to_dict())