from pathlib import Path

from config import STORAGE_DIR, PROJECTS_DIR


def safe_basename(topic: str, format_name: str) -> str:
    clean = topic.replace("/", "_").replace("\x00", "")
    return f"{clean} - {format_name}"


def final_html_path(topic: str, format_name: str) -> Path:
    return STORAGE_DIR / "html" / f"{safe_basename(topic, format_name)}.html"


def project_dir(name: str) -> Path:
    return PROJECTS_DIR / name