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import type { HexString } from 'https://deno.land/x/polkadot@0.2.33/util/types.ts';
import { pbkdf2 as pbkdf2Js } from 'https://esm.sh/@noble/hashes@1.3.0/pbkdf2.js';import { sha512 } from 'https://esm.sh/@noble/hashes@1.3.0/sha512.js';
import { hasBigInt, u8aToU8a } from 'https://deno.land/x/polkadot@0.2.33/util/mod.ts';import { isReady, pbkdf2 } from 'https://deno.land/x/polkadot@0.2.33/wasm-crypto/mod.ts';
import { randomAsU8a } from '../random/asU8a.ts';
interface Result {  password: Uint8Array;  rounds: number;  salt: Uint8Array;}
export function pbkdf2Encode (passphrase?: HexString | Buffer | Uint8Array | string, salt: Buffer | Uint8Array = randomAsU8a(), rounds = 2048, onlyJs?: boolean): Result {  const u8aPass = u8aToU8a(passphrase);  const u8aSalt = u8aToU8a(salt);
  return {    password: !hasBigInt || (!onlyJs && isReady())      ? pbkdf2(u8aPass, u8aSalt, rounds)      : pbkdf2Js(sha512, u8aPass, u8aSalt, { c: rounds, dkLen: 64 }),    rounds,    salt  };}