import json
import os
from config import SETTINGS_FILE
from services import ai_client, auth
from utils import context

_loading = False


def load():
    global _loading
    if not os.path.exists(SETTINGS_FILE):
        save()
        return

    _loading = True
    try:
        with open(SETTINGS_FILE, "r", encoding="utf-8") as f:
            data = json.load(f)
        if isinstance(data, dict):
            ai_client.import_provider_settings(data.get("ai", {}))
            context.import_settings(data.get("context", {}))
            auth.set_public(bool(data.get("public_mode", False)))
    finally:
        _loading = False


def save():
    if _loading:
        return

    data = {
        "ai": ai_client.export_provider_settings(),
        "public_mode": auth.is_public(),
        "context": context.export_settings(),
    }
    tmp = f"{SETTINGS_FILE}.tmp"
    with open(tmp, "w", encoding="utf-8") as f:
        json.dump(data, f, ensure_ascii=False, indent=2)
        f.write("\n")
    os.replace(tmp, SETTINGS_FILE)