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import os
import gradio as gr
import json
import logging
from app.app import app as flask_app  # Flask ์•ฑ ๊ฐ€์ ธ์˜ค๊ธฐ
from flask import json as flask_json
from retrying import retry

# ๋กœ๊ฑฐ ์„ค์ •
logging.basicConfig(
    format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
    level=logging.DEBUG  # INFO์—์„œ DEBUG๋กœ ๋ณ€๊ฒฝํ•˜์—ฌ ๋” ์ƒ์„ธํ•œ ๋กœ๊ทธ ํ™•์ธ
)
logger = logging.getLogger(__name__)

# Flask ํ…Œ์ŠคํŠธ ํด๋ผ์ด์–ธํŠธ ์ดˆ๊ธฐํ™”
@retry(tries=5, delay=1, backoff=2)
def init_flask_client():
    """๋ฐฑ๊ทธ๋ผ์šด๋“œ ์‹คํ–‰ Flask ์„œ๋ฒ„์— ์—ฐ๊ฒฐํ•˜๋Š” ํด๋ผ์ด์–ธํŠธ ์ดˆ๊ธฐํ™”"""
    try:
        test_client = flask_app.test_client()
        logger.info("Flask ํ…Œ์ŠคํŠธ ํด๋ผ์ด์–ธํŠธ ์ดˆ๊ธฐํ™” ์„ฑ๊ณต")
        return test_client
    except Exception as e:
        logger.error(f"Flask ํ…Œ์ŠคํŠธ ํด๋ผ์ด์–ธํŠธ ์ดˆ๊ธฐํ™” ์‹คํŒจ: {e}")
        raise e

# ์†Œ์Šค ์ •๋ณด ํฌ๋งทํŒ… ํ—ค๋ฃจํผ ํ•จ์ˆ˜
def format_source_info(sources, prefix=""):
    """๊ฒ€์ƒ‰ ๊ฒฐ๊ณผ ์†Œ์Šค ์ •๋ณด๋ฅผ ํ˜•์‹ํ™”
    
    Args:
        sources: ์†Œ์Šค ์ •๋ณด ๋ฆฌ์ŠคํŠธ
        prefix: ๋กœ๊ทธ ๋ฉ”์‹œ์ง€ ์ ‘๋‘์‚ฌ (๊ธฐ๋ณธ๊ฐ’: "")
        
    Returns:
        ํ˜•์‹ํ™”๋œ ์†Œ์Šค ์ •๋ณด ๋ฌธ์ž์—ด
    """
    source_info = ""
    if sources and len(sources) > 0:
        logger.debug(f"{prefix}์†Œ์Šค ์ •๋ณด ํฌ๋งทํŒ…: {len(sources)}๊ฐœ ์†Œ์Šค: {json.dumps(sources, ensure_ascii=False, indent=2)}")
        
        source_list = []
        for src in sources:
            source_text = src["source"]
            # id ํ•„๋“œ๊ฐ€ ์žˆ์œผ๋ฉด ํ•จ๊ป˜ ํ‘œ์‹œ
            if "id" in src:
                logger.debug(f"{prefix}ID ํ•„๋“œ ๋ฐœ๊ฒฌ: {src['id']}")
                source_text += f" (ID: {src['id']})"  
            source_list.append(source_text)
        
        if source_list:
            source_info = "\n\n์ฐธ์กฐ ์†Œ์Šค:\n" + "\n".join(source_list)
            logger.debug(f"{prefix}์ตœ์ข… ์†Œ์Šค ์ •๋ณด ํ˜•์‹: {source_info}")
    
    return source_info

# Flask ํ…Œ์ŠคํŠธ ํด๋ผ์ด์–ธํŠธ ์ดˆ๊ธฐํ™”
flask_client = init_flask_client()

# Gradio ๋ฒ„์ „ ํ™•์ธ ๋ฉ”์‹œ์ง€
logger.info(f"Gradio ๋ฒ„์ „: {gr.__version__}")

# Gradio ์ธํ„ฐํŽ˜์ด์Šค ์ƒ์„ฑ
with gr.Blocks(title="RAG ๊ฒ€์ƒ‰ ์ฑ—๋ด‡ with ์Œ์„ฑ์ธ์‹") as demo:
    gr.HTML("""
    <div style="text-align: center; max-width: 800px; margin: 0 auto;">
        <h1>RAG ๊ฒ€์ƒ‰ ์ฑ—๋ด‡ with ์Œ์„ฑ์ธ์‹</h1>
        <p>ํ…์ŠคํŠธ ๋˜๋Š” ์Œ์„ฑ์œผ๋กœ ์งˆ๋ฌธ์„ ์ž…๋ ฅํ•˜์„ธ์š”.</p>
    </div>
    """)

    with gr.Tab("ํ…์ŠคํŠธ ์ฑ—"):
        text_input = gr.Textbox(label="์งˆ๋ฌธ ์ž…๋ ฅ", placeholder="์—ฌ๊ธฐ์— ์งˆ๋ฌธ์„ ์ž…๋ ฅํ•˜์„ธ์š”...")
        text_output = gr.Textbox(label="์‘๋‹ต", interactive=False)
        text_button = gr.Button("์งˆ๋ฌธ ์ œ์ถœ")

    with gr.Tab("์Œ์„ฑ ์ฑ—"):
        with gr.Row():
            # ๋…น์Œ UI ๊ฐœ์„ : ๋งˆ์ดํฌ๋กœํฐ์œผ๋กœ ์†Œ์Šค ์ง€์ • ๋ฐ ์ŒํŒŒ ํ‘œ์‹œ ํ™œ์„ฑํ™”
            audio_input = gr.Audio(
                label="์Œ์„ฑ ์ž…๋ ฅ", 
                type="filepath",                
                sources=["microphone"],
                show_label=True,
                waveform_options={"show_controls": True, "normalize": True},
                interactive=True
            )
            
        audio_transcription = gr.Textbox(label="์ธ์‹๋œ ํ…์ŠคํŠธ", interactive=False)
        audio_output = gr.Textbox(label="์‘๋‹ต", interactive=False)
        gr.Markdown("""
        <div style="text-align: center; margin: 10px 0;">
            <p>๋…น์Œ ์ •์ง€ ๋ฒ„ํŠผ์„ ๋ˆ„๋ฅด๋ฉด ์ž๋™์œผ๋กœ ์Œ์„ฑ์ด ์ „์†ก๋ฉ๋‹ˆ๋‹ค.</p>
        </div>
        """)

    with gr.Tab("๋ฌธ์„œ ์—…๋กœ๋“œ"):
        doc_input = gr.File(label="๋ฌธ์„œ ์—…๋กœ๋“œ", file_types=[".txt", ".md", ".pdf", ".docx", ".csv"])
        doc_output = gr.Textbox(label="์—…๋กœ๋“œ ๊ฒฐ๊ณผ", interactive=False)
        doc_button = gr.Button("๋ฌธ์„œ ์—…๋กœ๋“œ")

    # ํ…์ŠคํŠธ ์ฑ— ๊ธฐ๋Šฅ
    def handle_text_chat(query):
        if not query:
            return "์งˆ๋ฌธ์„ ์ž…๋ ฅํ•˜์„ธ์š”."
        try:
            logger.info("ํ…์ŠคํŠธ ์ฑ— ์š”์ฒญ: /api/chat")
            response = flask_client.post("/api/chat", json={"query": query})
            data = flask_json.loads(response.data)
            
            # ๋””๋ฒ„๊น…์„ ์œ„ํ•œ API ์‘๋‹ต ๋กœ๊ทธ
            logger.info(f"API ์‘๋‹ต ๊ตฌ์กฐ: {json.dumps(data, ensure_ascii=False, indent=2)[:500]}...")
            
            if "error" in data:
                logger.error(f"ํ…์ŠคํŠธ ์ฑ— ์˜ค๋ฅ˜: {data['error']}")
                return data["error"]
            
            # ์†Œ์Šค ์ •๋ณด ์ถ”์ถœ ๋ฐ ํฌ๋งทํŒ…
            source_info = ""
            if "sources" in data and data["sources"]:
                source_info = format_source_info(data["sources"])
            
            # ์‘๋‹ต๊ณผ ์†Œ์Šค ์ •๋ณด๋ฅผ ํ•จ๊ป˜ ๋ฐ˜ํ™˜
            return data["answer"] + source_info
        except Exception as e:
            logger.error(f"ํ…์ŠคํŠธ ์ฑ— ์ฒ˜๋ฆฌ ์‹คํŒจ: {str(e)}")
            return f"์ฒ˜๋ฆฌ ์ค‘ ์˜ค๋ฅ˜ ๋ฐœ์ƒ: {str(e)}"

    # ์Œ์„ฑ ์ฑ— ๊ธฐ๋Šฅ
    def handle_voice_chat(audio_file):
        if not audio_file:
            return "", "์Œ์„ฑ์„ ์—…๋กœ๋“œํ•˜์„ธ์š”."
        try:
            logger.info("์Œ์„ฑ ์ฑ— ์š”์ฒญ: /api/voice")
            with open(audio_file, "rb") as f:
                # Flask ํ…Œ์ŠคํŠธ ํด๋ผ์ด์–ธํŠธ๋Š” files ์ง์ ‘ ์ง€์› ์•ˆ ํ•˜๋ฏ€๋กœ, ๋ฐ์ดํ„ฐ๋ฅผ ์ฝ์–ด ์ „๋‹ฌ
                response = flask_client.post(
                    "/api/voice",
                    data={"audio": (f, "audio_file")}
                )
            data = flask_json.loads(response.data)
            
            # ๋””๋ฒ„๊น…์„ ์œ„ํ•œ API ์‘๋‹ต ๋กœ๊ทธ
            logger.info(f"[์Œ์„ฑ์ฑ—] API ์‘๋‹ต ๊ตฌ์กฐ: {json.dumps(data, ensure_ascii=False, indent=2)[:500]}...")
            
            if "error" in data:
                logger.error(f"์Œ์„ฑ ์ฑ— ์˜ค๋ฅ˜: {data['error']}")
                return "", data["error"]
            
            # ์†Œ์Šค ์ •๋ณด ์ถ”์ถœ ๋ฐ ํฌ๋งทํŒ…
            source_info = ""
            if "sources" in data and data["sources"]:
                source_info = format_source_info(data["sources"], prefix="[์Œ์„ฑ์ฑ—] ")
            
            # ์ธ์‹๋œ ํ…์ŠคํŠธ์™€ ์†Œ์Šค ์ •๋ณด๊ฐ€ ํฌํ•จ๋œ ์‘๋‹ต ๋ฐ˜ํ™˜
            return data["transcription"], data["answer"] + source_info
        except Exception as e:
            logger.error(f"์Œ์„ฑ ์ฑ— ์ฒ˜๋ฆฌ ์‹คํŒจ: {str(e)}")
            return "", f"์ฒ˜๋ฆฌ ์ค‘ ์˜ค๋ฅ˜ ๋ฐœ์ƒ: {str(e)}"

    # ๋ฌธ์„œ ์—…๋กœ๋“œ ๊ธฐ๋Šฅ
    def handle_doc_upload(doc_file):
        if not doc_file:
            return "๋ฌธ์„œ๋ฅผ ์—…๋กœ๋“œํ•˜์„ธ์š”."
        try:
            logger.info(f"๋ฌธ์„œ ์—…๋กœ๋“œ ์š”์ฒญ: /api/upload, ํŒŒ์ผ๋ช…: {doc_file.name}")
            file_extension = os.path.splitext(doc_file.name)[1].lower()
            logger.info(f"ํŒŒ์ผ ํ™•์žฅ์ž: {file_extension}")
            
            with open(doc_file, "rb") as f:
                response = flask_client.post(
                    "/api/upload",
                    data={"document": (f, doc_file.name)}
                )
            data = flask_json.loads(response.data)
            if "error" in data:
                logger.error(f"๋ฌธ์„œ ์—…๋กœ๋“œ ์˜ค๋ฅ˜: {data['error']}")
                return data["error"]
            return data["message"]
        except Exception as e:
            logger.error(f"๋ฌธ์„œ ์—…๋กœ๋“œ ์ฒ˜๋ฆฌ ์‹คํŒจ: {str(e)}")
            return f"์ฒ˜๋ฆฌ ์ค‘ ์˜ค๋ฅ˜ ๋ฐœ์ƒ: {str(e)}"

    # ์ด๋ฒคํŠธ ํ•ธ๋“ค๋Ÿฌ ์—ฐ๊ฒฐ
    text_button.click(
        fn=handle_text_chat,
        inputs=text_input,
        outputs=text_output
    )
    
    # ์Œ์„ฑ ์ž…๋ ฅ ๊ฐ’์ด ๋ณ€๊ฒฝ๋  ๋•Œ ์ž๋™์œผ๋กœ ์ „์†ก
    audio_input.change(
        fn=handle_voice_chat,
        inputs=audio_input,
        outputs=[audio_transcription, audio_output]
    )
    
    doc_button.click(
        fn=handle_doc_upload,
        inputs=doc_input,
        outputs=doc_output
    )

if __name__ == "__main__":
    demo.launch(server_port=7860)