import { Buffer } from "vite-plugin-node-polyfills/shims/buffer";
import { blake2b } from "@exodus/blakejs";
import { base32Encode } from "./utils.js";
globalThis.Buffer = Buffer;
const dateRegex = /^(\d{4})-(\d{2})-(\d{2})([tT ])(\d{2}):(\d{2}):(\d{2})\.?(\d{3})?(?:(?:([+-]\d{2}):?(\d{2}))|Z)?$/;
const formatRFC3339 = (date) => {
  const pad = (num = 0) => `${+num < 10 ? 0 : ""}${+num}`;
  const padYear = (num = 0) => `${+num < 1e3 ? 0 : ""}${+num < 100 ? 0 : ""}${+num < 10 ? 0 : ""}${+num}`;
  let m = dateRegex.exec(date);
  if (m && m?.[9] === void 0) {
    m[9] = "+00";
  }
  if (m && m?.[10] === void 0) {
    m[10] = "00";
  }
  const offset = `${m?.[9]}:${m?.[10]}`.replace(/[+-]?00:00$/, "Z");
  return [
    padYear(m?.[1]),
    "-",
    pad(m?.[2]),
    "-",
    pad(m?.[3]),
    m?.[4],
    pad(m?.[5]),
    ":",
    pad(m?.[6]),
    ":",
    pad(m?.[7]),
    //ignore milliseconds (m[8])
    offset
  ].join("");
};
function hashTwt(twt) {
  const created = formatRFC3339(twt.created);
  const payload = [twt.url, created, twt.content].join("\n");
  return base32Encode(blake2b(payload, void 0, 32)).toLowerCase().slice(-7);
}
export {
  hashTwt as default
};
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