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import { stringToU8a } from 'https://deno.land/x/polkadot@0.2.33/util/mod.ts';import { bip39ToMiniSecret, isReady } from 'https://deno.land/x/polkadot@0.2.33/wasm-crypto/mod.ts';
import { pbkdf2Encode } from '../pbkdf2/index.ts';import { mnemonicToEntropy } from './toEntropy.ts';import { mnemonicValidate } from './validate.ts';
export function mnemonicToMiniSecret (mnemonic: string, password = '', onlyJs?: boolean): Uint8Array {  if (!mnemonicValidate(mnemonic)) {    throw new Error('Invalid bip39 mnemonic specified');  }
  if (!onlyJs && isReady()) {    return bip39ToMiniSecret(mnemonic, password);  }
  const entropy = mnemonicToEntropy(mnemonic);  const salt = stringToU8a(`mnemonic${password}`);
  // return the first 32 bytes as the seed  return pbkdf2Encode(entropy, salt).password.slice(0, 32);}