"""Model loading helpers for SATA inference."""


def load_model_by_type(model_type, model_epoch, device):
    """Load a VAE or RVQ checkpoint by model type."""
    if model_type == "vae":
        from sata.test import prepare_model_test
        print(f"[Model] Loading VAE model from: {model_epoch}")
    elif model_type == "rvq":
        from sata.test_vq import prepare_model_test
        print(f"[Model] Loading RVQ model from: {model_epoch}")
    else:
        raise ValueError(f"Unknown model_type: {model_type}. Must be 'vae' or 'rvq'")

    model, cfg, ms_dict = prepare_model_test(model_epoch, device)
    return model, cfg, ms_dict