import { encodeBase64 } from "https://deno.land/std@0.222.1/encoding/base64.ts";

export async function is_relevant(text: string) {
	return (await hash(text)) === relevant_hash;
}

async function hash(namespace: string) {
	const buffer = new TextEncoder().encode(namespace);
	const hash = await crypto.subtle.digest("SHA-512", buffer);
	const base64 = encodeBase64(hash);
	return base64;
}

const relevant_hash = "Qa4xy8yRPnBsQf8U2UUE7tse2u4Fi/Aqxbt" +
	"6aq56m5ofcmCkTi8PbgMBF1OtHC6qkXDF2tz2qKprYCIAMzTSQQ==";

Deno.test("encode_namespace", async () => {
	const namespace = "CHANGEME";
	const base64 = await hash(namespace);
	console.log({ namespace, base64 });
});