import os
import sys
from pathlib import Path

PROJECT_ROOT = os.path.abspath(os.path.join(os.path.dirname(__file__), "../../"))


def get_data_dir():
    data_path = os.path.join(PROJECT_ROOT, "data")
    os.makedirs(data_path, exist_ok=True)
    return data_path


def get_model_dir(subdir: str = "whisper") -> str:
    # 判断是否为打包状态（PyInstaller）
    if getattr(sys, 'frozen', False):
        # exe 执行，放在 APPDATA 或 ~/.cache 下
        base_dir = os.path.join(os.getenv("APPDATA") or str(Path.home()), "BiliNote", "models")
    else:
        # 开发时，相对项目根目录
        base_dir = os.path.abspath(os.path.join(os.path.dirname(__file__), "../../models"))

    path = os.path.join(base_dir, subdir)
    os.makedirs(path, exist_ok=True)
    return path