import uuid
import json
from pathlib import Path
import datetime

DATA_FILE = Path("data/motion_ids.json")

def load_ids():
    if DATA_FILE.exists():
        return json.load(open(DATA_FILE))
    return {}

def save_ids(ids):
    json.dump(ids, open(DATA_FILE, "w"), indent=2)

def create_motion_id(user_name):
    motion_id = str(uuid.uuid4())  # Fixed line
    ids = load_ids()
    ids[motion_id] = {
        "name": user_name,
        "created_at": str(datetime.datetime.now()),
        "usage_count": 0
    }
    save_ids(ids)
    return motion_id