import { JSDOM } from "jsdom";
import sanitizeHtml from "sanitize-html";

export function markdownLinkRegex(url) {
	return new RegExp(
		`(\\[).*?(\\]\\(https:\\/\\/${url.replaceAll(".", "\\.")}\\))`,
		"i",
	);
}

export async function getJsonFeedItemTitle(feedUrl) {
	const res = await fetch(feedUrl);
	const data = await res.json();
	const post = data.items[0];
	const { title, image } = post;
	return image ? `${title} ![${title}](${image})` : title;
}

export async function getJsonFeedItemContent(feedUrl) {
	const res = await fetch(feedUrl);
	const data = await res.json();
	const post = data.items[0];
	const { content_html, image } = post;
	const title = sanitizeHtml(content_html, {
		allowedTags: [],
		allowedAttributes: {},
	})?.trim();
	return image ? `${title} ![${title}](${image})` : title;
}

export async function getMalojaScrobble(malojaUrl) {
	const res = await fetch(`${malojaUrl}/apis/mlj_1/scrobbles?perpage=1`);
	const data = await res.json();
	const scrobble = data.list[0];
	const {
		title,
		album: { artists },
	} = scrobble.track;
	return `${title}<br />by ${artists.join(", ")}`;
}

export async function getLetterboxdActivity(username) {
	const res = await fetch(`https://letterboxd.com/${username}/rss/`);
	const data = await res.text();
	const dom = new JSDOM(data);

	const item = dom.window.document.querySelector("item");
	const title = item.querySelector("title").textContent;
	const image = item.querySelector("description > img").src;
	return `${title} ![${title}](${image})`;
}