from celery import shared_task


@shared_task(name="cms.scan_media_asset")
def scan_media_asset_task(asset_id: str):
    """
    Async media scan hook. Marks the asset CLEAN by default.
    Replace the body with a real AV scanner call (e.g., ClamAV) when available.
    """
    from .models import MediaAsset, ScanStatus

    try:
        asset = MediaAsset.objects.get(pk=asset_id)
    except MediaAsset.DoesNotExist:
        return {"error": "not found"}

    # Stub: always mark clean — replace with real AV integration
    asset.scan_status = ScanStatus.CLEAN
    asset.save(update_fields=["scan_status"])
    return {"asset_id": asset_id, "scan_status": "clean"}