src/streamlit_app.py

import streamlit as st
import requests
from bs4 import BeautifulSoup
import pandas as pd

st.set_page_config(page_title="台酒商品價格擷取器", layout="wide")
st.title("📦 台酒商品價格擷取工具")

urls = [
    "https://eshop.ttl.com.tw/%E5%86%B7%E8%97%8F%E5%8F%B0%E9%85%92%E7%B4%B9%E8%88%88%E5%8E%9F%E5%91%B3%E9%A6%99%E8%85%B8%E7%A6%AE%E7%9B%92-%E7%B4%B9%E8%88%88%E5%8E%9F%E5%91%B32%E5%8C%85",
    "https://eshop.ttl.com.tw/%E5%8F%B0%E9%85%92%E8%8A%B1%E9%9B%95%E9%9B%9E%E9%BA%B54%E7%A2%97",
    "https://eshop.ttl.com.tw/%E6%BC%AB%E7%85%AE%E9%A3%9F%E5%85%89-%E9%B9%BD%E9%BA%B4%E8%8A%9D%E9%BA%BB%E6%8B%8C%E9%BA%B54%E5%8C%85_%E8%A2%8B%E5%85%A8%E7%B4%A0"
]

with st.spinner("正在擷取資料..."):
    results = []
    for url in urls:
        try:
            response = requests.get(url, timeout=10)
            soup = BeautifulSoup(response.text, "html.parser")

            title = soup.find("h2", class_="main_title").get_text(strip=True)
            price = soup.find("span", class_="number").get_text(strip=True)

            results.append({"標題": title, "價格": price, "網址": url})
        except Exception as e:
            results.append({"標題": "錯誤: 無法擷取", "價格": "-", "網址": url})

    df = pd.DataFrame(results)

st.success("✅ 擷取完成")
st.dataframe(df, use_container_width=True)

csv = df.to_csv(index=False).encode("utf-8-sig")
st.download_button(
    label="📥 下載CSV",
    data=csv,
    file_name="ttl_products.csv",
    mime="text/csv"
)