"""Gradio app for the QA agent."""

from uuid import uuid4
from functools import partial

import gradio as gr

from src.agents.qa_agent import QAAgent


qa_agent = QAAgent()


def generate_user_id() -> str:
    """Generate a unique user ID."""
    return str(uuid4())


def process_response(result: dict) -> str:
    """Process the response from the QA agent."""
    answer, references = result["answer"], result["references"]
    new_answer = answer

    # 1. Add links
    for idx, ref in references.items():
        new_answer = new_answer.replace(f"[[{idx}]]", f"[[{idx}]]({ref})")

    # 2. Add references
    new_answer += "\n\n---\n### References\n"
    for idx, ref in references.items():
        new_answer += f"- {idx}: [{ref}]({ref})\n"
    return new_answer


def respond(message, history: list[tuple[str, str]], user_id: str = "test", **kwargs):
    """Respond to a message."""
    result: dict = qa_agent.invoke(message, user_id=user_id)
    response = process_response(result)
    yield response


# Create the app with tabs
with gr.Blocks() as app:
    with gr.Tabs() as tabs:
        with gr.Tab("기독교 질문 ✝️"):
            # Use a separate user ID for the first tab
            bible_user_id = gr.State(value=generate_user_id())
            app.load(generate_user_id, outputs=[bible_user_id])
            gr.Markdown(
                """
                ### 기독교 질문 ✝️
                기독교 혹은 성경에 대해 많이 궁금해하는 질문들을 모아봤어요. 어떻게 생각하시나요? 🤔
                """
            )
            examples = [
                ["성경에서 말하는 구원이란 무엇인가요?"],
                ["천국과 지옥은 실제로 존재하나요?"],
                ["하나님은 왜 고통을 허락하시나요?"],
                ["기독교에서 말하는 삼위일체란 무엇인가요?"],
                ["예수님은 왜 십자가에 돌아가셨나요?"],
                ["성경은 어떻게 해석해야 하나요?"],
            ]
            respond_ = partial(respond, user_id=bible_user_id.value[0])
            gr.ChatInterface(
                respond_,
                type="messages",
                examples=examples,
                # NOTE: use caching for production
                # cache_examples=True,
            )

        with gr.Tab("자유 대화 💬"):
            # Use a separate user ID for the second tab
            chat_user_id = gr.State(value=generate_user_id())
            app.load(generate_user_id, outputs=[chat_user_id])
            gr.Markdown(
                """
                ### 자유 대화 💬
                기독교 혹은 성경에 대한 질문, 삶의 고민이 있으신가요? 자유롭게 나눠주세요 🤗
                """
            )
            respond_ = partial(respond, user_id=chat_user_id.value[0])
            gr.ChatInterface(respond_, type="messages")


if __name__ == "__main__":
    app.launch()