# src/fedzk/prover/batch_zkgenerator.py
import pathlib

ASSET_DIR = pathlib.Path(__file__).resolve().parent.parent / "zk"

class BatchZKProver:
    def __init__(self, *args, **kwargs):
        # Potentially use ASSET_DIR if this class loads its own ZK assets
        self.wasm_path = str(ASSET_DIR / "model_update.wasm") # Example
        pass

    def generate_proof(self, *args, **kwargs):
        return "stub-proof", [] # Return proof and empty public inputs list

class BatchZKVerifier:
    def __init__(self, verification_key_path=None, secure=False):
        # Support both verification_key_path (new interface) and secure (old interface)
        if verification_key_path:
            self.verification_key_path = verification_key_path
        else:
            # Fallback to use ASSET_DIR to compute path based on secure flag
            self.verification_key_path = str(ASSET_DIR / ("verification_key_secure.json" if secure else "verification_key.json"))

    def verify_proof(self, *args, **kwargs):
        return True 
        
    def verify_real_proof(self, proof, public_inputs):
        return True  # Stub implementation 