from app.settings_cache import SettingsCache
from app.integrations.yandex_gpt import analyze_emotion_with_gpt

_NEGATIVE_WORDS = [
    "ужасно", "плохо", "долго", "кошмар", "отвратительно", "невыносимо",
    "бесполезно", "халтура", "безобразие", "позор", "разочарован", "злюсь",
    "раздражён", "недоволен", "жалоба", "претензия", "скандал", "суд",
    "верните деньги", "мошенники", "обман",
]


async def detect_emotion(text: str) -> str:
    gpt_key = SettingsCache.get("yandex_gpt_key")
    if gpt_key:
        try:
            result = await analyze_emotion_with_gpt(text)
            if result in ("positive", "neutral", "negative"):
                return result
        except Exception:
            pass
    return _keyword_fallback(text)


def _keyword_fallback(text: str) -> str:
    text_lower = text.lower()
    if any(word in text_lower for word in _NEGATIVE_WORDS):
        return "negative"
    return "neutral"