import gradio as gr
import os
import requests
import json

entire_assistant_response = ""

def get_streamed_response(message, history):

    all_message = [{
        "role": "system",
        "content": "You are BibleLearnerAI, a Christian Bible AI, you know the bible more than anything else. You focus on religion, believing in Christianity as truth, and provide relevant Bible verses. When greeted, respond with a religious greeting and introduce yourself. Use MD highlighting to make easyer to read."
    }]
    
    for human, assistant in history:
        all_message.append({"role": "user", "content": human })
        all_message.append({"role": "assistant", "content":assistant})
    
    global entire_assistant_response
    entire_assistant_response = ""  # Reset the entire assistant response

    all_message.append({"role": "user", "content": message})

    url = "https://api.together.xyz/v1/chat/completions"
    payload = {
        "model": "NousResearch/Nous-Hermes-2-Yi-34B",
        "temperature": 1.05,
        "top_p": 0.9,
        "top_k": 50,
        "repetition_penalty": 1,
        "n": 1,
        "messages": all_message,
        "stream_tokens": True,
    }

    TOGETHER_API_KEY = os.getenv('TOGETHER_API_KEY')
    headers = {
        "accept": "application/json",
        "content-type": "application/json",
        "Authorization": f"Bearer {TOGETHER_API_KEY}",
    }

    response = requests.post(url, json=payload, headers=headers, stream=True)
    response.raise_for_status()  # Ensure HTTP request was successful

    for line in response.iter_lines():
        if line:
            decoded_line = line.decode('utf-8')

            # Check for the completion signal
            if decoded_line == "data: [DONE]":
                yield entire_assistant_response  # Yield the entire response at the end
                break

            try:
                # Decode and strip any SSE format specific prefix ("data: ")
                if decoded_line.startswith("data: "):
                    decoded_line = decoded_line.replace("data: ", "")
                    chunk_data = json.loads(decoded_line)
                    content = chunk_data['choices'][0]['delta']['content']
                    entire_assistant_response += content  # Aggregate content
                    yield entire_assistant_response

            except json.JSONDecodeError:
                print(f"Invalid JSON received: {decoded_line}")
                continue
            except KeyError as e:
                print(f"KeyError encountered: {e}")
                continue

    print(entire_assistant_response)
    all_message.append({"role": "assistant", "content": entire_assistant_response})


gr.ChatInterface(fn=get_streamed_response, title="Bible learner AI", description="Get deep insights and learn more about the bible today.", retry_btn="Regenerate 🔁").launch()