node-csfd-api/anubis/client.js

ČSFD API in JavaScript. Amazing NPM library for scrapping csfd.cz :)

import { isAnubisChallenge, passChallenge } from "./challenge.js";
//#region src/anubis/client.ts
/**
* An Anubis-aware cookie holder. Each client keeps its own cookie, so callers
* with separate egress IPs (Anubis binds the cookie to one) can hold one each.
*/
const createAnubisClient = (options = {}) => {
	const doFetch = options.fetch ?? ((input, init) => globalThis.fetch(input, init));
	const timeBudgetMs = options.timeBudgetMs;
	let cookie = null;
	let platformCookieJar = false;
	let pending = null;
	return {
		isChallenge: isAnubisChallenge,
		getCookie: () => cookie,
		setCookie: (value) => {
			cookie = value;
		},
		reset: () => {
			cookie = null;
			pending = null;
		},
		usesPlatformCookieJar: () => platformCookieJar,
		pass: async (html, headers, url, requestHeaders) => {
			if (!pending) pending = passChallenge({
				html,
				headers,
				url,
				requestHeaders,
				fetch: doFetch,
				timeBudgetMs
			}).finally(() => {
				pending = null;
			});
			const result = await pending;
			if (!result) return false;
			cookie = result.cookie;
			platformCookieJar = result.platformCookieJar;
			return true;
		}
	};
};
//#endregion
export { createAnubisClient };

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