百度贴吧热门话题

1return await (async () => {2  const targetUrl = "https://tieba.baidu.com/hottopic/browse/topicList?res_type=1";3  const input = typeof params === "object" && params ? params : {};4  const limitValue = Number(input.limit);5  const limit = Math.max(1, Math.min(Number.isFinite(limitValue) ? Math.trunc(limitValue) : 20, 50));6 7  const sleep = (ms) => new Promise((resolve) => setTimeout(resolve, ms));8  const cleanText = (node) => (node?.textContent || "").replace(/\s+/g, " ").trim();9 10  if (!location.href.startsWith(targetUrl)) {11    location.assign(targetUrl);12  }13 14  const startedAt = Date.now();15  while (Date.now() - startedAt < 15000) {16    const hasItems = document.querySelector("li.topic-top-item");17    const blockedText = document.body?.innerText || "";18    if (hasItems || /百度安全验证|安全验证|请完成验证|验证码/.test(blockedText)) break;19    await sleep(250);20  }21 22  const items = Array.from(document.querySelectorAll("li.topic-top-item"))23    .map((item, index) => {24      const titleNode = item.querySelector("a.topic-text");25      const href = titleNode?.getAttribute("href") || "";26      const url = href ? (href.startsWith("http") ? href : `https://tieba.baidu.com${href}`) : "";27 28      return {29        rank: index + 1,30        title: cleanText(titleNode),31        discussions: cleanText(item.querySelector("span.topic-num")),32        description: cleanText(item.querySelector("p.topic-top-item-desc")),33        url,34      };35    })36    .filter((item) => item.title)37    .slice(0, limit);38 39  return {40    sourceUrl: targetUrl,41    count: items.length,42    items,43  };44})();