broadcastAddNip51SetRelay method

Future<Nip51Set> broadcastAddNip51SetRelay(String relayUrl, String name, Iterable<String> broadcastRelays, EventSigner signer, { bool private = false, })

Implementation

Future<Nip51Set> broadcastAddNip51SetRelay(String relayUrl,
    String name,
    Iterable<String> broadcastRelays,
    EventSigner signer,
    {bool private=false}
    ) async {
  if (private && !signer.canSign()) {
    throw Exception("cannot broadcast private nip51 list without a signer that can sign");
  }
  Nip51Set? list = await getSingleNip51RelaySet(name, signer, forceRefresh: true);
  list ??= Nip51Set(
      name: name,
      pubKey: signer.getPublicKey(),
      createdAt: Helpers.now, elements: []);
  list.addRelay(relayUrl, private);
  list.createdAt = Helpers.now;
  Nip01Event event = await list.toEvent(signer);
  print(event);
  await Future.wait([
    broadcastEvent(
        event, broadcastRelays, signer),
  ]);
  List<Nip01Event>? events = cacheManager.loadEvents(pubKeys: [signer.getPublicKey()], kinds: [Nip51List.RELAY_SET]);
  events = events.where((event) {
    if (event.getDtag()!=null && event.getDtag() == name) {
      return true;
    }
    return false;
  }).toList();
  for (var event in events) { cacheManager.removeEvent(event.id); }

  await cacheManager.saveEvent(event);
  return list;
}