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firecrawl-compare.ts
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139 lines (127 loc) · 3.86 KB
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import { extractReadableContent, fetchFirecrawlContent } from "../src/agents/tools/web-tools.js";
const DEFAULT_URLS = [
"https://en.wikipedia.org/wiki/Web_scraping",
"https://news.ycombinator.com/",
"https://www.apple.com/iphone/",
"https://www.nytimes.com/",
"https://www.reddit.com/r/javascript/",
];
const urls = process.argv.slice(2);
const targets = urls.length > 0 ? urls : DEFAULT_URLS;
const apiKey = process.env.FIRECRAWL_API_KEY;
const baseUrl = process.env.FIRECRAWL_BASE_URL ?? "https://api.firecrawl.dev";
const userAgent =
"Mozilla/5.0 (Macintosh; Intel Mac OS X 14_7_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36";
const timeoutMs = 30_000;
function truncate(value: string, max = 180): string {
if (!value) {
return "";
}
return value.length > max ? `${value.slice(0, max)}…` : value;
}
async function fetchHtml(url: string): Promise<{
ok: boolean;
status: number;
contentType: string;
finalUrl: string;
body: string;
}> {
const controller = new AbortController();
const timer = setTimeout(() => controller.abort(), timeoutMs);
try {
const res = await fetch(url, {
method: "GET",
headers: { Accept: "*/*", "User-Agent": userAgent },
signal: controller.signal,
});
const contentType = res.headers.get("content-type") ?? "application/octet-stream";
const body = await res.text();
return {
ok: res.ok,
status: res.status,
contentType,
finalUrl: res.url || url,
body,
};
} finally {
clearTimeout(timer);
}
}
async function run() {
if (!apiKey) {
console.log("FIRECRAWL_API_KEY not set. Firecrawl comparisons will be skipped.");
}
for (const url of targets) {
console.log(`\n=== ${url}`);
let localStatus = "skipped";
let localTitle = "";
let localText = "";
let localError: string | undefined;
try {
const res = await fetchHtml(url);
if (!res.ok) {
localStatus = `http ${res.status}`;
} else if (!res.contentType.includes("text/html")) {
localStatus = `non-html (${res.contentType})`;
} else {
const readable = await extractReadableContent({
html: res.body,
url: res.finalUrl,
extractMode: "markdown",
});
if (readable?.text) {
localStatus = "readability";
localTitle = readable.title ?? "";
localText = readable.text;
} else {
localStatus = "readability-empty";
}
}
} catch (error) {
localStatus = "error";
localError = error instanceof Error ? error.message : String(error);
}
console.log(`local: ${localStatus} len=${localText.length} title=${truncate(localTitle, 80)}`);
if (localError) {
console.log(`local error: ${localError}`);
}
if (localText) {
console.log(`local sample: ${truncate(localText)}`);
}
if (apiKey) {
try {
const firecrawl = await fetchFirecrawlContent({
url,
extractMode: "markdown",
apiKey,
baseUrl,
onlyMainContent: true,
maxAgeMs: 172_800_000,
proxy: "auto",
storeInCache: true,
timeoutSeconds: 60,
});
console.log(
`firecrawl: ok len=${firecrawl.text.length} title=${truncate(
firecrawl.title ?? "",
80,
)} status=${firecrawl.status ?? "n/a"}`,
);
if (firecrawl.warning) {
console.log(`firecrawl warning: ${firecrawl.warning}`);
}
if (firecrawl.text) {
console.log(`firecrawl sample: ${truncate(firecrawl.text)}`);
}
} catch (error) {
const message = error instanceof Error ? error.message : String(error);
console.log(`firecrawl: error ${message}`);
}
}
}
process.exit(0);
}
run().catch((error) => {
console.error(error);
process.exit(1);
});