import uuid
import hashlib
import time
import json
import os


def create_agent_identity():
    """Generate a unique, verifiable identity (digital DNA) for each agent."""
    agent_id = str(uuid.uuid4())
    timestamp = str(time.time())
    signature = hashlib.sha256((agent_id + timestamp).encode()).hexdigest()

    identity_data = {
        "agent_id": agent_id,
        "timestamp": timestamp,
        "signature": signature,
    }

    file_path = f"identity_{agent_id}.json"
    with open(file_path, "w") as f:
        json.dump(identity_data, f, indent=2)

    print(f"[Identity] Created digital DNA for agent {agent_id}")
    return agent_id