import json
import re


def fetch_nonce(html_content):
    match = re.search(r'"nonce"\s*:\s*"([^"]+)"', html_content)
    if not match:
        raise ValueError("Nonce не найден на странице.")
    return match.group(1)


def fetch_args(html_content):
    match = re.search(
        r"ObjectManagerList\.add\((\{.*?\})\)\.initLazyLoad", html_content, re.S
    )
    if not match:
        raise ValueError("Данные страниц не найдены на странице.")

    pages = json.loads(match.group(1))
    args = pages.get("args", [])
    return json.loads(args) if isinstance(args, str) else args