"""
Auto-register all built-in adapters.
Also scans importlib entry_points for third-party adapters.
"""
import logging

logger = logging.getLogger(__name__)


def load_builtin_adapters():
    """Import built-in adapter packages — they self-register on import."""
    from adapters.arma3 import ARMA3_ADAPTER  # noqa: F401


def load_third_party_adapters():
    """
    Scan 'languard.adapters' entry_point group for third-party adapters.
    Third-party packages add this to their pyproject.toml:
        [project.entry-points."languard.adapters"]
        mygame = "mygame_adapter:MYGAME_ADAPTER"
    """
    try:
        from importlib.metadata import entry_points
        eps = entry_points(group="languard.adapters")
        for ep in eps:
            try:
                adapter = ep.load()
                from adapters.registry import GameAdapterRegistry
                GameAdapterRegistry.register(adapter)
                logger.info("Loaded third-party adapter via entry_point: %s", ep.name)
            except Exception as e:
                logger.error("Failed to load third-party adapter '%s': %s", ep.name, e)
    except Exception as e:
        logger.warning("Entry point scanning failed: %s", e)


def initialize_adapters():
    load_builtin_adapters()
    load_third_party_adapters()