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import gradio as gr
from huggingface_hub import InferenceClient
import os
import pandas as pd
from typing import List, Dict, Tuple
import json
import io

import traceback
# μΆ”λ‘  API ν΄λΌμ΄μ–ΈνŠΈ μ„€μ •
hf_client = InferenceClient(
    "CohereForAI/c4ai-command-r-plus-08-2024", token=os.getenv("HF_TOKEN")
)

def load_code(filename: str) -> str:
    try:
        with open(filename, 'r', encoding='utf-8') as file:
            return file.read()
    except FileNotFoundError:
        return f"{filename} νŒŒμΌμ„ 찾을 수 μ—†μŠ΅λ‹ˆλ‹€."
    except Exception as e:
        return f"νŒŒμΌμ„ μ½λŠ” 쀑 였λ₯˜κ°€ λ°œμƒν–ˆμŠ΅λ‹ˆλ‹€: {str(e)}"

def load_parquet(filename: str) -> str:
    try:
        df = pd.read_parquet(filename, engine='pyarrow')
        return df.head(10).to_markdown(index=False)
    except FileNotFoundError:
        return f"{filename} νŒŒμΌμ„ 찾을 수 μ—†μŠ΅λ‹ˆλ‹€."
    except Exception as e:
        return f"νŒŒμΌμ„ μ½λŠ” 쀑 였λ₯˜κ°€ λ°œμƒν–ˆμŠ΅λ‹ˆλ‹€: {str(e)}"


def respond(
    message: str,
    history: List[Dict[str, str]],
    system_message: str = "",
    max_tokens: int = 4000,
    temperature: float = 0.5,
    top_p: float = 0.9,
    parquet_data: str = None
) -> str:
    # μ‹œμŠ€ν…œ ν”„λ‘¬ν”„νŠΈ μ„€μ •
    if parquet_data:
        system_prefix = """λ°˜λ“œμ‹œ ν•œκΈ€λ‘œ λ‹΅λ³€ν•  것. λ„ˆλŠ” μ—…λ‘œλ“œλœ 데이터λ₯Ό 기반으둜 μ§ˆλ¬Έμ— λ‹΅λ³€ν•˜λŠ” 역할을 ν•œλ‹€. 데이터λ₯Ό λΆ„μ„ν•˜μ—¬ μ‚¬μš©μžμ—κ²Œ 도움이 λ˜λŠ” 정보λ₯Ό μ œκ³΅ν•˜λΌ. 데이터λ₯Ό ν™œμš©ν•˜μ—¬ μƒμ„Έν•˜κ³  μ •ν™•ν•œ 닡변을 μ œκ³΅ν•˜λ˜, λ―Όκ°ν•œ μ •λ³΄λ‚˜ 개인 정보λ₯Ό λ…ΈμΆœν•˜μ§€ 마라."""
        try:
            df = pd.read_json(io.StringIO(parquet_data))
            # λ°μ΄ν„°μ˜ μš”μ•½ 정보 생성
            data_summary = df.describe(include='all').to_string()
            system_prefix += f"\n\nμ—…λ‘œλ“œλœ λ°μ΄ν„°μ˜ μš”μ•½ 정보:\n{data_summary}"
        except Exception as e:
            print(f"데이터 λ‘œλ“œ 쀑 였λ₯˜ λ°œμƒ: {str(e)}\n{traceback.format_exc()}")
            system_prefix += "\n\n데이터λ₯Ό λ‘œλ“œν•˜λŠ” 쀑 였λ₯˜κ°€ λ°œμƒν–ˆμŠ΅λ‹ˆλ‹€."
    else:
        system_prefix = system_message or "λ„ˆλŠ” AI μ‘°μ–Έμž 역할이닀."

    # λ©”μ‹œμ§€ 생성
    prompt = system_prefix + "\n\n"
    for chat in history:
        if chat['role'] == 'user':
            prompt += f"μ‚¬μš©μž: {chat['content']}\n"
        else:
            prompt += f"AI: {chat['content']}\n"
    prompt += f"μ‚¬μš©μž: {message}\nAI:"

    try:
        # λͺ¨λΈμ— λ©”μ‹œμ§€ 전솑 및 응닡 λ°›κΈ°
        response = ""
        stream = hf_client.text_generation(
            prompt=prompt,
            max_new_tokens=max_tokens,
            stream=True,
            temperature=temperature,
            top_p=top_p,
        )
        for msg in stream:
            if msg:
                response += msg
                yield response
    except Exception as e:
        error_message = f"μΆ”λ‘  쀑 였λ₯˜κ°€ λ°œμƒν–ˆμŠ΅λ‹ˆλ‹€: {str(e)}\n{traceback.format_exc()}"
        print(error_message)
        yield error_message


def upload_csv(file_path: str) -> Tuple[str, str]:
    try:
        # CSV 파일 읽기
        df = pd.read_csv(file_path, sep=',')
        # ν•„μˆ˜ 컬럼 확인
        required_columns = {'id', 'text', 'label', 'metadata'}
        available_columns = set(df.columns)
        missing_columns = required_columns - available_columns
        if missing_columns:
            return f"CSV νŒŒμΌμ— λ‹€μŒ ν•„μˆ˜ 컬럼이 λˆ„λ½λ˜μ—ˆμŠ΅λ‹ˆλ‹€: {', '.join(missing_columns)}", ""
        # 데이터 ν΄λ Œμ§•
        df.drop_duplicates(inplace=True)
        df.fillna('', inplace=True)
        # 데이터 μœ ν˜• μ΅œμ ν™”
        df = df.astype({'id': 'int32', 'text': 'string', 'label': 'category', 'metadata': 'string'})
        # Parquet 파일둜 λ³€ν™˜
        parquet_filename = os.path.splitext(os.path.basename(file_path))[0] + '.parquet'
        df.to_parquet(parquet_filename, engine='pyarrow', compression='snappy')
        return f"{parquet_filename} 파일이 μ„±κ³΅μ μœΌλ‘œ μ—…λ‘œλ“œλ˜κ³  λ³€ν™˜λ˜μ—ˆμŠ΅λ‹ˆλ‹€.", parquet_filename
    except Exception as e:
        return f"CSV 파일 μ—…λ‘œλ“œ 및 λ³€ν™˜ 쀑 였λ₯˜κ°€ λ°œμƒν–ˆμŠ΅λ‹ˆλ‹€: {str(e)}", ""

def upload_parquet(file_path: str) -> Tuple[str, str, str]:
    try:
        # Parquet 파일 읽기
        df = pd.read_parquet(file_path, engine='pyarrow')
        # Markdown으둜 λ³€ν™˜ν•˜μ—¬ 미리보기
        parquet_content = df.head(10).to_markdown(index=False)
        # DataFrame을 JSON λ¬Έμžμ—΄λ‘œ λ³€ν™˜
        parquet_json = df.to_json(orient='records', force_ascii=False)
        return "Parquet 파일이 μ„±κ³΅μ μœΌλ‘œ μ—…λ‘œλ“œλ˜μ—ˆμŠ΅λ‹ˆλ‹€.", parquet_content, parquet_json
    except Exception as e:
        return f"Parquet 파일 μ—…λ‘œλ“œ 쀑 였λ₯˜κ°€ λ°œμƒν–ˆμŠ΅λ‹ˆλ‹€: {str(e)}", "", ""

def text_to_parquet(text: str) -> Tuple[str, str, str]:
    try:
        # ν…μŠ€νŠΈλ₯Ό DataFrame으둜 λ³€ν™˜ (각 행은 콀마둜 ꡬ뢄)
        data = [line.split(',') for line in text.strip().split('\n')]
        df = pd.DataFrame(data, columns=['id', 'text', 'label', 'metadata'])
        # 데이터 μœ ν˜• μ΅œμ ν™”
        df = df.astype({'id': 'int32', 'text': 'string', 'label': 'string', 'metadata': 'string'})
        # Parquet 파일둜 λ³€ν™˜
        parquet_filename = 'text_to_parquet.parquet'
        df.to_parquet(parquet_filename, engine='pyarrow', compression='snappy')
        # Parquet 파일 λ‚΄μš© 미리보기
        parquet_content = load_parquet(parquet_filename)
        return f"{parquet_filename} 파일이 μ„±κ³΅μ μœΌλ‘œ λ³€ν™˜λ˜μ—ˆμŠ΅λ‹ˆλ‹€.", parquet_content, parquet_filename
    except Exception as e:
        return f"ν…μŠ€νŠΈ λ³€ν™˜ 쀑 였λ₯˜κ°€ λ°œμƒν–ˆμŠ΅λ‹ˆλ‹€: {str(e)}", "", ""

# CSS μ„€μ •
css = """
footer {
    visibility: hidden;
}
#chatbot-container, #chatbot-data-upload {
    height: 700px;
    overflow-y: scroll;
}
#chatbot-container .message, #chatbot-data-upload .message {
    font-size: 14px;
}
/* μž…λ ₯μ°½ 배경색 및 κΈ€μžμƒ‰ λ³€κ²½ */
textarea, input[type="text"] {
    background-color: #ffffff; /* 흰색 λ°°κ²½ */
    color: #000000; /* 검정색 κΈ€μž */
}
/* 파일 μ—…λ‘œλ“œ μ˜μ—­ 높이 쑰절 */
#parquet-upload-area {
    max-height: 150px;
    overflow-y: auto;
}
/* 초기 μ„€λͺ… 글씨 크기 쑰절 */
#initial-description {
    font-size: 14px;
}
"""


# Gradio Blocks μΈν„°νŽ˜μ΄μŠ€ μ„€μ •
with gr.Blocks(theme="Nymbo/Nymbo_Theme", css=css) as demo:
    gr.Markdown("# My RAG: LLM이 λ‚˜λ§Œμ˜ λ°μ΄ν„°λ‘œ ν•™μŠ΅ν•œ μ½˜ν…μΈ  생성/λ‹΅λ³€", elem_id="initial-description")
    gr.Markdown(
        "### 1) λ‚˜λ§Œμ˜ 데이터λ₯Ό μž…λ ₯ λ˜λŠ” CSV μ—…λ‘œλ“œλ‘œ Parquet 데이터셋 μžλ™ λ³€ν™˜ 2) Parquet 데이터셋을 μ—…λ‘œλ“œν•˜λ©΄, LLM이 맞좀 ν•™μŠ΅ λ°μ΄ν„°λ‘œ ν™œμš©ν•˜μ—¬ 응닡\n"
        "### Tip) '예제'λ₯Ό 톡해 λ‹€μ–‘ν•œ ν™œμš© 방법을 μ²΄ν—˜ν•˜κ³  μ‘μš©ν•΄ λ³΄μ„Έμš”, 데이터셋 μ—…λ‘œλ“œμ‹œ λ―Έλ¦¬λ³΄κΈ°λŠ” 10건만 좜λ ₯",
        elem_id="initial-description"
    )

    # 첫 번째 νƒ­: 챗봇 데이터 μ—…λ‘œλ“œ (νƒ­ 이름 λ³€κ²½: "My 데이터셋+LLM")
    with gr.Tab("My 데이터셋+LLM"):
        gr.Markdown("### LLMκ³Ό λŒ€ν™”ν•˜κΈ°")
        chatbot_data_upload = gr.Chatbot(label="챗봇", type="messages", elem_id="chatbot-data-upload")
        msg_data_upload = gr.Textbox(label="λ©”μ‹œμ§€ μž…λ ₯", placeholder="여기에 λ©”μ‹œμ§€λ₯Ό μž…λ ₯ν•˜μ„Έμš”...")
        send_data_upload = gr.Button("전솑")

        with gr.Accordion("μ‹œμŠ€ν…œ ν”„λ‘¬ν”„νŠΈ 및 μ˜΅μ…˜ μ„€μ •", open=False):
            system_message = gr.Textbox(label="System Message", value="λ„ˆλŠ” AI μ‘°μ–Έμž 역할이닀.")
            max_tokens = gr.Slider(minimum=1, maximum=8000, value=1000, label="Max Tokens")
            temperature = gr.Slider(minimum=0, maximum=1, value=0.7, label="Temperature")
            top_p = gr.Slider(minimum=0, maximum=1, value=0.9, label="Top P")

        parquet_data_state = gr.State()

        def handle_message_data_upload(
            message: str,
            history: List[Dict[str, str]],
            system_message: str,
            max_tokens: int,
            temperature: float,
            top_p: float,
            parquet_data: str
        ):
            history = history or []
            try:
                # μ‚¬μš©μžμ˜ λ©”μ‹œμ§€λ₯Ό νžˆμŠ€ν† λ¦¬μ— μΆ”κ°€
                history.append({"role": "user", "content": message})
                # 응닡 생성
                response_gen = respond(
                    message, history, system_message, max_tokens, temperature, top_p, parquet_data
                )
                partial_response = ""
                for partial in response_gen:
                    partial_response = partial
                    # λŒ€ν™” λ‚΄μ—­ μ—…λ°μ΄νŠΈ
                    display_history = history + [
                        {"role": "assistant", "content": partial_response}
                    ]
                    yield display_history, ""
                # μ–΄μ‹œμŠ€ν„΄νŠΈμ˜ 응닡을 νžˆμŠ€ν† λ¦¬μ— μΆ”κ°€
                history.append({"role": "assistant", "content": partial_response})
            except Exception as e:
                response = f"μΆ”λ‘  쀑 였λ₯˜κ°€ λ°œμƒν–ˆμŠ΅λ‹ˆλ‹€: {str(e)}"
                history.append({"role": "assistant", "content": response})
                yield history, ""

        send_data_upload.click(
            handle_message_data_upload,
            inputs=[
                msg_data_upload,
                chatbot_data_upload,
                system_message,
                max_tokens,
                temperature,
                top_p,
                parquet_data_state,  # parquet_data_stateλ₯Ό μ‚¬μš©ν•˜μ—¬ μ—…λ‘œλ“œλœ 데이터λ₯Ό 전달
            ],
            outputs=[chatbot_data_upload, msg_data_upload],
            queue=True
        )

        # 예제 μΆ”κ°€
        with gr.Accordion("예제", open=False):
            gr.Examples(
                examples=[
                    ["μ—…λ‘œλ“œλœ 데이터셋에 λŒ€ν•΄ μš”μ•½ μ„€λͺ…ν•˜λΌ."],
                    ["μ—…λ‘œλ“œλœ 데이터셋 νŒŒμΌμ„ ν•™μŠ΅ λ°μ΄ν„°λ‘œ ν™œμš©ν•˜μ—¬, λ³Έ μ„œλΉ„μŠ€λ₯Ό SEO μ΅œμ ν™”ν•˜μ—¬ λΈ”λ‘œκ·Έ 포슀트(κ°œμš”, λ°°κ²½ 및 ν•„μš”μ„±, κΈ°μ‘΄ μœ μ‚¬ μ œν’ˆ/μ„œλΉ„μŠ€μ™€ λΉ„κ΅ν•˜μ—¬ 특μž₯점, ν™œμš©μ²˜, κ°€μΉ˜, κΈ°λŒ€νš¨κ³Ό, 결둠을 포함)둜 4000 토큰 이상 μž‘μ„±ν•˜λΌ"],
                    ["μ—…λ‘œλ“œλœ 데이터셋 νŒŒμΌμ„ ν•™μŠ΅ λ°μ΄ν„°λ‘œ ν™œμš©ν•˜μ—¬, μ‚¬μš© 방법과 차별점, νŠΉμ§•, 강점을 μ€‘μ‹¬μœΌλ‘œ 4000 토큰 이상 유튜브 μ˜μƒ 슀크립트 ν˜•νƒœλ‘œ μž‘μ„±ν•˜λΌ"],
                    ["μ—…λ‘œλ“œλœ 데이터셋 νŒŒμΌμ„ ν•™μŠ΅ λ°μ΄ν„°λ‘œ ν™œμš©ν•˜μ—¬, μ œν’ˆ 상세 νŽ˜μ΄μ§€ ν˜•μ‹μ˜ λ‚΄μš©μ„ 4000 토큰 이상 μžμ„Ένžˆ μ„€λͺ…ν•˜λΌ"],
                    ["μ—…λ‘œλ“œλœ 데이터셋 νŒŒμΌμ„ ν•™μŠ΅ λ°μ΄ν„°λ‘œ ν™œμš©ν•˜μ—¬, FAQ 20건을 μƒμ„Έν•˜κ²Œ μž‘μ„±ν•˜λΌ. 4000토큰 이상 μ‚¬μš©ν•˜λΌ."],
                    ["μ—…λ‘œλ“œλœ 데이터셋 νŒŒμΌμ„ ν•™μŠ΅ λ°μ΄ν„°λ‘œ ν™œμš©ν•˜μ—¬, νŠΉν—ˆ μΆœμ›μ— ν™œμš©ν•  기술 및 λΉ„μ¦ˆλ‹ˆμŠ€ λͺ¨λΈ 츑면을 ν¬ν•¨ν•˜μ—¬ νŠΉν—ˆ μΆœμ›μ„œ ꡬ성에 맞게 ν˜μ‹ μ μΈ 창의 발λͺ… λ‚΄μš©μ„ μ€‘μ‹¬μœΌλ‘œ 4000 토큰 이상 μž‘μ„±ν•˜λΌ."],
                ],
                inputs=msg_data_upload,
                label="예제 선택",
            )

        # Parquet 파일 μ—…λ‘œλ“œλ₯Ό ν™”λ©΄ ν•˜λ‹¨μœΌλ‘œ 이동
        gr.Markdown("### Parquet 파일 μ—…λ‘œλ“œ")
        with gr.Row():
            with gr.Column():
                parquet_upload = gr.File(
                    label="Parquet 파일 μ—…λ‘œλ“œ", type="filepath", elem_id="parquet-upload-area"
                )
                parquet_upload_button = gr.Button("μ—…λ‘œλ“œ")
                parquet_upload_status = gr.Textbox(label="μ—…λ‘œλ“œ μƒνƒœ", interactive=False)
                parquet_preview_chat = gr.Markdown(label="Parquet 파일 미리보기")

                def handle_parquet_upload(file_path: str):
                    message, parquet_content, parquet_json = upload_parquet(file_path)
                    if parquet_json:
                        return message, parquet_content, parquet_json
                    else:
                        return message, "", ""

                parquet_upload_button.click(
                    handle_parquet_upload,
                    inputs=parquet_upload,
                    outputs=[parquet_upload_status, parquet_preview_chat, parquet_data_state]
                )

    # 두 번째 νƒ­: 데이터 λ³€ν™˜ (νƒ­ 이름 λ³€κ²½: "CSV to My 데이터셋")
    with gr.Tab("CSV to My 데이터셋"):
        gr.Markdown("### CSV 파일 μ—…λ‘œλ“œ 및 Parquet λ³€ν™˜")
        with gr.Row():
            with gr.Column():
                csv_file = gr.File(label="CSV 파일 μ—…λ‘œλ“œ", type="filepath")
                upload_button = gr.Button("μ—…λ‘œλ“œ 및 λ³€ν™˜")
                upload_status = gr.Textbox(label="μ—…λ‘œλ“œ μƒνƒœ", interactive=False)
                parquet_preview = gr.Markdown(label="Parquet 파일 미리보기")
                download_button = gr.File(label="Parquet 파일 λ‹€μš΄λ‘œλ“œ", interactive=False)

                def handle_csv_upload(file_path: str):
                    message, parquet_filename = upload_csv(file_path)
                    if parquet_filename:
                        parquet_content = load_parquet(parquet_filename)
                        return message, parquet_content, parquet_filename
                    else:
                        return message, "", None

                upload_button.click(
                    handle_csv_upload,
                    inputs=csv_file,
                    outputs=[upload_status, parquet_preview, download_button]
                )

    # μ„Έ 번째 νƒ­: ν…μŠ€νŠΈ to csv to parquet λ³€ν™˜ (νƒ­ 이름 λ³€κ²½: "Text to My 데이터셋")
    with gr.Tab("Text to My 데이터셋"):
        gr.Markdown("### ν…μŠ€νŠΈλ₯Ό μž…λ ₯ν•˜λ©΄ CSV둜 λ³€ν™˜ ν›„ Parquet으둜 μžλ™ μ „ν™˜λ©λ‹ˆλ‹€.")
        with gr.Row():
            with gr.Column():
                text_input = gr.Textbox(
                    label="ν…μŠ€νŠΈ μž…λ ₯ (각 행은 `id,text,label,metadata` ν˜•μ‹μœΌλ‘œ μž…λ ₯)",
                    lines=10,
                    placeholder="예: 1,μ΄μˆœμ‹ ,μž₯κ΅°,거뢁선\n2,원균,μž₯κ΅°,λͺ¨ν•¨\n3,μ„ μ‘°,μ™•,μ‹œκΈ°\n4,λ„μš”ν† λ―Έ νžˆλ°μš”μ‹œ,μ™•,침랡"
                )
                convert_button = gr.Button("λ³€ν™˜ 및 λ‹€μš΄λ‘œλ“œ")
                convert_status = gr.Textbox(label="λ³€ν™˜ μƒνƒœ", interactive=False)
                parquet_preview_convert = gr.Markdown(label="Parquet 파일 미리보기")
                download_parquet_convert = gr.File(label="Parquet 파일 λ‹€μš΄λ‘œλ“œ", interactive=False)

                def handle_text_to_parquet(text: str):
                    message, parquet_content, parquet_filename = text_to_parquet(text)
                    if parquet_filename:
                        return message, parquet_content, parquet_filename
                    else:
                        return message, "", None

                convert_button.click(
                    handle_text_to_parquet,
                    inputs=text_input,
                    outputs=[convert_status, parquet_preview_convert, download_parquet_convert]
                )

    gr.Markdown("### [email protected]", elem_id="initial-description")

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