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# -*- coding: utf-8 -*-
import requests
import pandas as pd
from bs4 import BeautifulSoup
import gradio as gr
from io import BytesIO
import tempfile
import os

def scrap_naver_news(keyword):
    """
    [๋””๋ฒ„๊น… ๋ฉ”์„ธ์ง€ ์ถ”๊ฐ€]
    1) ๊ฒ€์ƒ‰ ํ‚ค์›Œ๋“œ๋กœ ๋„ค์ด๋ฒ„๋‰ด์Šค ๊ฒ€์ƒ‰URL ๊ตฌ์„ฑ
    2) requests๋ฅผ ํ†ตํ•ด HTML ๋ฐ์ดํ„ฐ ์ˆ˜์‹ 
    3) BeautifulSoup๋กœ ํŒŒ์‹ฑํ•˜์—ฌ ๊ธฐ์‚ฌ ์ •๋ณด ์ˆ˜์ง‘
    4) HTML ํ‘œ๋กœ ์ •๋ฆฌ
    5) BytesIO -> ์ž„์‹œํŒŒ์ผ๋กœ ์ €์žฅ -> ๋‹ค์šด๋กœ๋“œ ๊ฐ€๋Šฅํ•˜๋„๋ก ๋ฐ˜ํ™˜
    """
    debug_msgs = []

    base_url = "https://search.naver.com/search.naver?sm=tab_hty.top&where=news&ssc=tab.news.all&query="
    target_url = base_url + keyword
    debug_msgs.append(f"[๋””๋ฒ„๊ทธ] ์š”์ฒญ URL: {target_url}")

    response = requests.get(target_url)
    if response.status_code != 200:
        debug_msgs.append(f"[์˜ค๋ฅ˜] ๋„ค์ด๋ฒ„ ๋‰ด์Šค ๊ฒ€์ƒ‰ ์‹คํŒจ (์‘๋‹ต ์ฝ”๋“œ: {response.status_code})")
        return "์˜ค๋ฅ˜ ๋ฐœ์ƒ", None, debug_msgs

    soup = BeautifulSoup(response.text, "html.parser")

    # div.news_area ๋‚ด๋ถ€์— ๊ธฐ์‚ฌ ์ •๋ณด๊ฐ€ ์กด์žฌ(์š”์ฒญ ์˜ˆ์‹œ ๊ตฌ์กฐ ์ฐธ๊ณ )
    news_list = soup.select("div.news_area")
    debug_msgs.append(f"[๋””๋ฒ„๊ทธ] news_area ์ถ”์ถœ ๊ฐœ์ˆ˜: {len(news_list)}")

    results = []

    for idx, news in enumerate(news_list):
        # ์‹ ๋ฌธ์‚ฌ
        try:
            press = news.select_one(".info.press").get_text(strip=True)
        except:
            press = "ํ™•์ธ๋ถˆ๊ฐ€"

        # ๋‚ ์งœ/๋ฐœํ–‰์ผ
        # - .info_group > .info:nth-last-child(1) ํ˜•ํƒœ๋กœ ๋“ค์–ด๊ฐ€๋Š” ๊ฒฝ์šฐ๊ฐ€ ๋งŽ์Œ
        # - ์ผ์ž ์ •๋ณด๊ฐ€ ์—ฌ๋Ÿฌ ๊ฐœ๋ฉด ๋งˆ์ง€๋ง‰ ๊ฒƒ(๋˜๋Š” ์ค‘๊ฐ„) ๋“ฑ์„ ๊ณ ๋ ค
        try:
            info_group = news.select_one(".info_group")
            # info ํƒœ๊ทธ๊ฐ€ ์—ฌ๋Ÿฌ๊ฐœ ์žˆ์„ ์ˆ˜ ์žˆ์œผ๋‹ˆ '1์ผ ์ „', '3์‹œ๊ฐ„ ์ „' ๋“ฑ๋งŒ ๊ณจ๋ผ๋‚ผ ์ˆ˜๋„ ์žˆ์Œ
            # ์—ฌ๊ธฐ์„œ๋Š” ๊ฐ€์žฅ ๋งˆ์ง€๋ง‰ .info๋ฅผ ์ถ”์ถœ(๋‚ ์งœ ๋˜๋Š” '๋„ค์ด๋ฒ„๋‰ด์Šค' ๋“ฑ์ผ ์ˆ˜ ์žˆ์Œ)
            # ์‹ค์ œ๋กœ๋Š” ์–ธ๋ก ์‚ฌ ์˜†์— ์žˆ๋Š”๊ฒŒ ๋‚ ์งœ์ด๋ฏ€๋กœ, ์ƒํ™ฉ์— ๋”ฐ๋ผ ํŒŒ์‹ฑ์ด ๋‹ฌ๋ผ์งˆ ์ˆ˜ ์žˆ์Œ
            info_all = info_group.select(".info")
            date = info_all[-1].get_text(strip=True) if info_all else "ํ™•์ธ๋ถˆ๊ฐ€"
            # '๋„ค์ด๋ฒ„๋‰ด์Šค' ๋“ฑ ํ…์ŠคํŠธ๊ฐ€ ๋“ค์–ด์žˆ์„ ์ˆ˜ ์žˆ์œผ๋ฏ€๋กœ ๋‚ ์งœ ํ˜•ํƒœ๊ฐ€ ์•„๋‹ˆ๋ฉด ์žฌ์ฒ˜๋ฆฌ ๊ฐ€๋Šฅ
            # ์—ฌ๊ธฐ์„œ๋Š” ๋‹จ์ˆœ ์˜ˆ์‹œ๋กœ ๋„˜์–ด๊ฐ
        except:
            date = "ํ™•์ธ๋ถˆ๊ฐ€"

        # ์ œ๋ชฉ & ๋งํฌ
        try:
            title_elem = news.select_one(".news_tit")
            title = title_elem.get("title", "").strip()
            link = title_elem.get("href", "").strip()
        except:
            title = "์ œ๋ชฉํ™•์ธ๋ถˆ๊ฐ€"
            link = ""

        # ๋‰ด์Šค ๊ฐ„๋žต์ •๋ณด
        try:
            desc_elem = news.select_one(".news_dsc .api_txt_lines")
            desc = desc_elem.get_text(strip=True) if desc_elem else "๋‚ด์šฉํ™•์ธ๋ถˆ๊ฐ€"
        except:
            desc = "๋‚ด์šฉํ™•์ธ๋ถˆ๊ฐ€"

        debug_msgs.append(f"[๋””๋ฒ„๊ทธ] {idx+1}๋ฒˆ์งธ ๊ธฐ์‚ฌ ํŒŒ์‹ฑ๊ฒฐ๊ณผ -> ์‹ ๋ฌธ์‚ฌ: {press}, ๋ฐœํ–‰์ผ: {date}, ์ œ๋ชฉ: {title}, ๋งํฌ: {link}")

        results.append({
            "์‹ ๋ฌธ์‚ฌ": press,
            "๋ฐœํ–‰์ผ": date,
            "์ œ๋ชฉ": title,
            "๋‰ด์Šค๊ฐ„๋žต์ •๋ณด": desc,
            "๋งํฌ": link
        })

    # ------------------------------
    # HTML ํ…Œ์ด๋ธ” ์ƒ์„ฑ
    # ------------------------------
    table_html = """
    <table border="1" style="border-collapse: collapse; width: 100%;">
      <thead>
        <tr>
          <th style="padding: 5px;">์‹ ๋ฌธ์‚ฌ</th>
          <th style="padding: 5px;">๋ฐœํ–‰์ผ</th>
          <th style="padding: 5px;">์ œ๋ชฉ</th>
          <th style="padding: 5px;">๋‰ด์Šค๊ฐ„๋žต์ •๋ณด</th>
          <th style="padding: 5px;">๋งํฌ</th>
        </tr>
      </thead>
      <tbody>
    """

    for row in results:
        table_html += "<tr>"
        table_html += f"<td style='padding: 5px;'>{row['์‹ ๋ฌธ์‚ฌ']}</td>"
        table_html += f"<td style='padding: 5px;'>{row['๋ฐœํ–‰์ผ']}</td>"
        table_html += f"<td style='padding: 5px;'>{row['์ œ๋ชฉ']}</td>"
        table_html += f"<td style='padding: 5px;'>{row['๋‰ด์Šค๊ฐ„๋žต์ •๋ณด']}</td>"
        # ๋งํฌ๋Š” ํด๋ฆญ ๊ฐ€๋Šฅํ•˜๋„๋ก a ํƒœ๊ทธ ์‚ฝ์ž…
        table_html += f"<td style='padding: 5px;'><a href='{row['๋งํฌ']}' target='_blank'>๋ฐ”๋กœ๊ฐ€๊ธฐ</a></td>"
        table_html += "</tr>"

    table_html += """
      </tbody>
    </table>
    """

    # ------------------------------
    # ์—‘์…€(Excel) ์ƒ์„ฑ
    # ------------------------------
    df = pd.DataFrame(results)
    output_io = BytesIO()
    with pd.ExcelWriter(output_io, engine="openpyxl") as writer:
        df.to_excel(writer, index=False, sheet_name="๋„ค์ด๋ฒ„๋‰ด์Šค")
    output_io.seek(0)  # ํฌ์ธํ„ฐ ์œ„์น˜ ์ดˆ๊ธฐํ™”

    # ์ž„์‹œํŒŒ์ผ์— ์“ฐ๊ธฐ
    with tempfile.NamedTemporaryFile(delete=False, suffix=".xlsx") as tmp:
        tmp.write(output_io.read())
        tmp_path = tmp.name

    debug_msgs.append(f"[๋””๋ฒ„๊ทธ] ์—‘์…€ ์ž„์‹œํŒŒ์ผ ์ƒ์„ฑ ์™„๋ฃŒ -> {tmp_path}")

    return table_html, tmp_path, debug_msgs

def run_search(keyword):
    """
    Gradio ์ธํ„ฐํŽ˜์ด์Šค์—์„œ ํ˜ธ์ถœ๋˜๋Š” ํ•จ์ˆ˜
    - HTML ์ถœ๋ ฅ
    - ํŒŒ์ผ ๋‹ค์šด๋กœ๋“œ
    - ๋””๋ฒ„๊ทธ ๋ฉ”์„ธ์ง€
    """
    table_html, file_path, debug_info = scrap_naver_news(keyword)

    if file_path is None:
        return table_html, None, "\n".join(debug_info)

    # Gradio์—์„œ ํŒŒ์ผ์„ ์—…๋ฐ์ดํŠธํ•  ๋•Œ๋Š” ๋ฐ˜ํ™˜๊ฐ’์œผ๋กœ ํŒŒ์ผ ๊ฒฝ๋กœ ์ง€์ •
    return table_html, file_path, "\n".join(debug_info)

def launch_app():
    with gr.Blocks() as demo:
        gr.Markdown("## ๋„ค์ด๋ฒ„ ๋‰ด์Šค ์Šคํฌ๋ž˜ํ•‘ ์˜ˆ์‹œ")

        with gr.Row():
            keyword_input = gr.Textbox(label="๊ฒ€์ƒ‰ ํ‚ค์›Œ๋“œ ์ž…๋ ฅ", placeholder="์˜ˆ: ์˜ค์ง•์–ด")

        with gr.Row():
            search_button = gr.Button("์Šคํฌ๋ž˜ํ•‘ ์‹œ์ž‘")

        # ๊ฒฐ๊ณผ ์ถœ๋ ฅ (HTML)
        result_html = gr.HTML(label="์Šคํฌ๋ž˜ํ•‘ ๊ฒฐ๊ณผ (ํ‘œ ํ˜•์‹)")

        # ์—‘์…€ ๋‹ค์šด๋กœ๋“œ
        download_file = gr.File(label="์—‘์…€ ๋‹ค์šด๋กœ๋“œ")

        # ๋””๋ฒ„๊ทธ ๋ฉ”์„ธ์ง€
        debug_box = gr.Textbox(label="๋””๋ฒ„๊ทธ ๋กœ๊ทธ", lines=10)

        # ๋ฒ„ํŠผ ๋™์ž‘ ์ •์˜
        search_button.click(
            fn=run_search,
            inputs=[keyword_input],
            outputs=[result_html, download_file, debug_box]
        )

    demo.launch()

if __name__ == "__main__":
    launch_app()