supermemory/apps/web/lib/createAssetUrl.ts

import {
	AssetRecordType,
	TLAsset,
	getHashForString,
	truncateStringWithEllipsis,
} from "tldraw";
// import { BOOKMARK_ENDPOINT } from './config'

interface ResponseBody {
	title?: string;
	description?: string;
	image?: string;
}

export async function createAssetFromUrl({
	url,
}: {
	type: "url";
	url: string;
}): Promise<TLAsset> {
	// try {
	// 	// First, try to get the meta data from our endpoint
	// 	const meta = (await (
	// 		await fetch(BOOKMARK_ENDPOINT, {
	// 			method: 'POST',
	// 			headers: {
	// 				'Content-Type': 'application/json',
	// 			},
	// 			body: JSON.stringify({
	// 				url,
	// 			}),
	// 		})
	// 	).json()) as ResponseBody

	// 	return {
	// 		id: AssetRecordType.createId(getHashForString(url)),
	// 		typeName: 'asset',
	// 		type: 'bookmark',
	// 		props: {
	// 			src: url,
	// 			description: meta.description ?? '',
	// 			image: meta.image ?? '',
	// 			title: meta.title ?? truncateStringWithEllipsis(url, 32),
	// 		},
	// 		meta: {},
	// 	}
	// } catch (error) {
	// Otherwise, fallback to fetching data from the url

	let meta: { image: string; title: string; description: string };

	try {
		const resp = await fetch(url, { method: "GET", mode: "no-cors" });
		const html = await resp.text();
		const doc = new DOMParser().parseFromString(html, "text/html");
		meta = {
			image:
				doc.head
					.querySelector('meta[property="og:image"]')
					?.getAttribute("content") ?? "",
			title:
				doc.head
					.querySelector('meta[property="og:title"]')
					?.getAttribute("content") ?? truncateStringWithEllipsis(url, 32),
			description:
				doc.head
					.querySelector('meta[property="og:description"]')
					?.getAttribute("content") ?? "",
		};
	} catch (error) {
		console.error(error);
		meta = {
			image: "",
			title: truncateStringWithEllipsis(url, 32),
			description: "",
		};
	}

	// Create the bookmark asset from the meta
	return {
		id: AssetRecordType.createId(getHashForString(url)),
		typeName: "asset",
		type: "bookmark",
		props: {
			src: url,
			image: meta.image,
			title: meta.title,
			description: meta.description,
			favicon: meta.image,
		},
		meta: {},
	};
	// }
}