src/lib/Utility/cdn.ts


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import { env } from '$env/dynamic/public';

export const cdn = (urlString: string | undefined) =>
	!urlString ||
	!['http', 'https'].some((protocol) => urlString.startsWith(protocol)) ||
	env.PUBLIC_ANILIST_REDIRECT_URI?.includes('localhost') ||
	[
		'api.telegram.org',
		'telegra.ph',
		't.me',
		'discord.com',
		'cdn.discordapp.com',
		'media.discordapp.net',
		'images-ext-1.discordapp.net',
		'images-ext-2.discordapp.net',
		'media.trace.moe',
		'files.catbox.moe'
	].includes(new URL(urlString).hostname)
		? urlString
		: `https://cdn.due.moe?url=${encodeURIComponent(urlString)}`;

export default cdn;