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"""
Cosmos Policy tokenizer registration with deterministic seeding support.
"""

from hydra.core.config_store import ConfigStore

from cosmos_predict2._src.imaginaire.lazy_config import LazyCall as L
from cosmos_predict2._src.predict2.cosmos_policy.tokenizers.wan2pt1 import Wan2pt1VAEInterface

# Policy-specific wan2pt1 tokenizer with deterministic seeding
PolicyWan2pt1VAEConfig = L(Wan2pt1VAEInterface)(
    vae_pth="hf://nvidia/Cosmos-Predict2-2B-Video2World/tokenizer/tokenizer.pth",
    s3_credential_path="credentials/s3_training.secret",
    load_mean_std=False,
    temporal_window=4,
    is_parallel=False,
    cp_grid_shape=None,
)


def register_policy_tokenizer():
    """
    Register Cosmos Policy tokenizer configurations.

    This registers the wan2pt1 tokenizer with deterministic seeding support.
    To enable deterministic encoding, set: DETERMINISTIC=true
    """
    cs = ConfigStore.instance()
    # Also register with explicit policy prefix
    cs.store(
        group="tokenizer",
        package="model.config.tokenizer",
        name="policy_wan2pt1_tokenizer",
        node=PolicyWan2pt1VAEConfig,
    )