Function getBucketValue

ts/RemoteConfig.dom.ts:464–475

(aci: AciString, hashSalt: string)

}

export function getBucketValue(aci: AciString, hashSalt: string): number {
  const hashInput = Bytes.concatenate([
    Bytes.fromString(`${hashSalt}.`),
    uuidToBytes(aci),
  ]);
  const hashResult = window.SignalContext.crypto.hash(
    HashType.size256,
    hashInput
  );

  return Number(Bytes.readBigUint64BE(hashResult.subarray(0, 8)) % 1_000_000n);
}