"""Gitignored cache directory for the Jev intent research.

The 09-19 run stored rows on a Windows path. This machine uses the repo
`.cache/jev_intent/` directory, which is already gitignored. Set
`JEV_INTENT_CACHE` to point at an existing cache without writing it into
the repository.
"""

from __future__ import annotations

import os
from pathlib import Path

ROOT = Path(__file__).resolve().parents[2]
WINDOWS_CACHE = Path(r"G:\Ferti\Jyotisha\.cache\jev_intent")


def cache_dir() -> Path:
    override = os.environ.get("JEV_INTENT_CACHE")
    if override:
        return Path(override)
    local = ROOT / ".cache" / "jev_intent"
    if WINDOWS_CACHE.is_dir() and not local.exists():
        return WINDOWS_CACHE
    return local