import uvicorn
import logging
import os
from fastapi import FastAPI, Request
import httpx
from transformers import pipeline
from langdetect import detect
from huggingface_hub import login


app = FastAPI()

# Global variables
TOKEN = os.getenv("TELEGRAM_BOT_TOKEN")  # Telegram Token
HF_HUB_TOKEN = os.getenv("HUGGINGFACEHUB_API_TOKEN")


# Verify Hugging Face token
if not HF_HUB_TOKEN:
     raise ValueError("Missing Hugging Face API token. Please set HUGGINGFACEHUB_API_TOKEN in environment variables.")
login(token=HF_HUB_TOKEN)


# Verify Telegram token
if not TOKEN:
    raise ValueError("Missing Telegram token. Please set TELEGRAM_BOT_TOKEN in environment variables.")


try:
    response = httpx.get(f"https://api.telegram.org/bot{TOKEN}/getMe")
    print(f"Using TELEGRAM_TOKEN: {TOKEN[:5]}***")  # Part of the token
    print(response.json())
except httpx.RequestError as e:
    print(f"aaRequest failed: {e}")


# Configure logging
logging.basicConfig(format='%(asctime)s - %(name)s - %(levelname)s - %(message)s', level=logging.INFO)
logger = logging.getLogger(__name__)

    
# Load Hebrew and English text generation models
hebrew_generator = pipeline("text-generation", model="Norod78/hebrew-gpt_neo-small")
english_generator = pipeline("text-generation", model="distilgpt2")


# Function to detect language
def detect_language(user_input):
    try:
        lang = detect(user_input)
        return "hebrew" if lang == "he" else "english" if lang == "en" else "unsupported"
    except:
        return "unsupported"


# Function to generate a response
def generate_response(text):
    language = detect_language(text)
    if language == "hebrew":
        return hebrew_generator(text, max_length=100)[0]["generated_text"]
    elif language == "english":
        return english_generator(text, max_length=100)[0]["generated_text"]
    return "Sorry, I only support Hebrew and English."


@app.get("/")
async def root():
    return {"message": "Server is running on HF Spaces"}


if __name__ == "__main__":
    uvicorn.run(app, host="0.0.0.0", port=7860)