跳转到主要内容

前提条件

  • 已启用 SSR 的 Astro 项目 (output: "server""hybrid")
  • Firecrawl API 密钥——可免费获取

安装 SDK

npm install @mendable/firecrawl-js
将你的 API 密钥添加到 .env 文件中:
FIRECRAWL_API_KEY=fc-YOUR-API-KEY

进行网页搜索

新建 src/pages/api/search.ts
import type { APIRoute } from "astro";
import Firecrawl from "@mendable/firecrawl-js";

const firecrawl = new Firecrawl({
  apiKey: import.meta.env.FIRECRAWL_API_KEY,
});

export const POST: APIRoute = async ({ request }) => {
  const { query } = await request.json();
  const results = await firecrawl.search(query, { limit: 5 });
  return new Response(JSON.stringify(results), {
    headers: { "Content-Type": "application/json" },
  });
};
或者在服务端渲染页面 (src/pages/search.astro) 中于请求时搜索:
---
import Firecrawl from "@mendable/firecrawl-js";

const firecrawl = new Firecrawl({
  apiKey: import.meta.env.FIRECRAWL_API_KEY,
});

const query = Astro.url.searchParams.get("q");
let results = [];

if (query) {
  const searchData = await firecrawl.search(query, { limit: 5 });
  results = searchData.web || [];
}
---

<html>
  <body>
    <h1>搜索结果</h1>
    {results.length > 0 ? (
      <ul>
        {results.map((r) => (
          <li><a href={r.url}>{r.title}</a></li>
        ))}
      </ul>
    ) : (
      <p>传入 ?q= 进行网页搜索</p>
    )}
  </body>
</html>

抓取网页

创建 src/pages/api/scrape.ts:
import type { APIRoute } from "astro";
import Firecrawl from "@mendable/firecrawl-js";

const firecrawl = new Firecrawl({
  apiKey: import.meta.env.FIRECRAWL_API_KEY,
});

export const POST: APIRoute = async ({ request }) => {
  const { url } = await request.json();
  const result = await firecrawl.scrape(url);
  return new Response(JSON.stringify(result), {
    headers: { "Content-Type": "application/json" },
  });
};
或者在服务端渲染页面中,在请求时进行抓取 (src/pages/scrape.astro) :
---
import Firecrawl from "@mendable/firecrawl-js";

const firecrawl = new Firecrawl({
  apiKey: import.meta.env.FIRECRAWL_API_KEY,
});

const target = Astro.url.searchParams.get("url");
let markdown = null;

if (target) {
  const result = await firecrawl.scrape(target);
  markdown = result.markdown;
}
---

<html>
  <body>
    <h1>Scraped Content</h1>
    {markdown ? <pre>{markdown}</pre> : <p>Pass ?url= to scrape a page</p>}
  </body>
</html>

与页面交互

创建 src/pages/api/interact.ts
import type { APIRoute } from "astro";
import Firecrawl from "@mendable/firecrawl-js";

const firecrawl = new Firecrawl({
  apiKey: import.meta.env.FIRECRAWL_API_KEY,
});

export const POST: APIRoute = async () => {
  const result = await firecrawl.scrape("https://www.amazon.com", {
    formats: ["markdown"],
  });

  const scrapeId = result.metadata?.scrapeId;

  await firecrawl.interact(scrapeId, {
    prompt: "Search for iPhone 16 Pro Max",
  });

  const response = await firecrawl.interact(scrapeId, {
    prompt: "Click on the first result and tell me the price",
  });

  await firecrawl.stopInteraction(scrapeId);

  return new Response(JSON.stringify({ output: response.output }), {
    headers: { "Content-Type": "application/json" },
  });
};

下一步

抓取文档

所有抓取选项,包括 formats、actions 和代理设置

搜索文档

进行网页搜索并获取完整页面内容

交互文档

点击、填写表单并提取动态内容

Node SDK 参考

完整的 SDK 参考,涵盖爬取、map、batch 抓取 等功能