mirror of
https://gitlab.com/veilid/veilidchat.git
synced 2024-12-16 03:24:22 -05:00
555 lines
22 KiB
Dart
555 lines
22 KiB
Dart
import 'dart:typed_data';
|
|
|
|
import 'package:fast_immutable_collections/fast_immutable_collections.dart';
|
|
import 'package:fixnum/fixnum.dart';
|
|
import 'package:riverpod_annotation/riverpod_annotation.dart';
|
|
|
|
import '../entities/local_account.dart';
|
|
import '../proto/proto.dart' as proto;
|
|
import '../proto/proto.dart'
|
|
show
|
|
ContactInvitation,
|
|
ContactInvitationRecord,
|
|
ContactRequest,
|
|
ContactRequestPrivate,
|
|
ContactResponse,
|
|
SignedContactInvitation,
|
|
SignedContactResponse;
|
|
import '../tools/tools.dart';
|
|
import '../veilid_support/veilid_support.dart';
|
|
import 'account.dart';
|
|
import 'conversation.dart';
|
|
|
|
part 'contact_invite.g.dart';
|
|
|
|
class ContactInviteInvalidKeyException implements Exception {
|
|
const ContactInviteInvalidKeyException(this.type) : super();
|
|
final EncryptionKeyType type;
|
|
}
|
|
|
|
class AcceptedContact {
|
|
AcceptedContact({
|
|
required this.profile,
|
|
required this.remoteIdentity,
|
|
required this.remoteConversationRecordKey,
|
|
required this.localConversationRecordKey,
|
|
});
|
|
|
|
proto.Profile profile;
|
|
IdentityMaster remoteIdentity;
|
|
TypedKey remoteConversationRecordKey;
|
|
TypedKey localConversationRecordKey;
|
|
}
|
|
|
|
class AcceptedOrRejectedContact {
|
|
AcceptedOrRejectedContact({required this.acceptedContact});
|
|
AcceptedContact? acceptedContact;
|
|
}
|
|
|
|
Future<AcceptedOrRejectedContact?> checkAcceptRejectContact(
|
|
{required ActiveAccountInfo activeAccountInfo,
|
|
required ContactInvitationRecord contactInvitationRecord}) async {
|
|
// Open the contact request inbox
|
|
try {
|
|
final pool = await DHTRecordPool.instance();
|
|
final accountRecordKey =
|
|
activeAccountInfo.userLogin.accountRecordInfo.accountRecord.recordKey;
|
|
final writerKey =
|
|
proto.CryptoKeyProto.fromProto(contactInvitationRecord.writerKey);
|
|
final writerSecret =
|
|
proto.CryptoKeyProto.fromProto(contactInvitationRecord.writerSecret);
|
|
final recordKey = proto.TypedKeyProto.fromProto(
|
|
contactInvitationRecord.contactRequestInbox.recordKey);
|
|
final writer = TypedKeyPair(
|
|
kind: recordKey.kind, key: writerKey, secret: writerSecret);
|
|
final acceptReject = await (await pool.openRead(recordKey,
|
|
crypto: await DHTRecordCryptoPrivate.fromTypedKeyPair(writer),
|
|
parent: accountRecordKey,
|
|
defaultSubkey: 1))
|
|
.scope((contactRequestInbox) async {
|
|
//
|
|
final signedContactResponse = await contactRequestInbox
|
|
.getProtobuf(SignedContactResponse.fromBuffer, forceRefresh: true);
|
|
if (signedContactResponse == null) {
|
|
return null;
|
|
}
|
|
|
|
final contactResponseBytes =
|
|
Uint8List.fromList(signedContactResponse.contactResponse);
|
|
final contactResponse = ContactResponse.fromBuffer(contactResponseBytes);
|
|
final contactIdentityMasterRecordKey = proto.TypedKeyProto.fromProto(
|
|
contactResponse.identityMasterRecordKey);
|
|
final cs = await pool.veilid.getCryptoSystem(recordKey.kind);
|
|
|
|
// Fetch the remote contact's account master
|
|
final contactIdentityMaster = await openIdentityMaster(
|
|
identityMasterRecordKey: contactIdentityMasterRecordKey);
|
|
|
|
// Verify
|
|
final signature = proto.SignatureProto.fromProto(
|
|
signedContactResponse.identitySignature);
|
|
await cs.verify(contactIdentityMaster.identityPublicKey,
|
|
contactResponseBytes, signature);
|
|
|
|
// Check for rejection
|
|
if (!contactResponse.accept) {
|
|
return AcceptedOrRejectedContact(acceptedContact: null);
|
|
}
|
|
|
|
// Pull profile from remote conversation key
|
|
final remoteConversationRecordKey = proto.TypedKeyProto.fromProto(
|
|
contactResponse.remoteConversationRecordKey);
|
|
final remoteConversation = await readRemoteConversation(
|
|
activeAccountInfo: activeAccountInfo,
|
|
remoteIdentityPublicKey:
|
|
contactIdentityMaster.identityPublicTypedKey(),
|
|
remoteConversationRecordKey: remoteConversationRecordKey);
|
|
if (remoteConversation == null) {
|
|
log.info('Remote conversation could not be read. Waiting...');
|
|
return null;
|
|
}
|
|
// Complete the local conversation now that we have the remote profile
|
|
final localConversationRecordKey = proto.TypedKeyProto.fromProto(
|
|
contactInvitationRecord.localConversationRecordKey);
|
|
return createConversation(
|
|
activeAccountInfo: activeAccountInfo,
|
|
remoteIdentityPublicKey:
|
|
contactIdentityMaster.identityPublicTypedKey(),
|
|
existingConversationRecordKey: localConversationRecordKey,
|
|
// ignore: prefer_expression_function_bodies
|
|
callback: (localConversation) async {
|
|
return AcceptedOrRejectedContact(
|
|
acceptedContact: AcceptedContact(
|
|
profile: remoteConversation.profile,
|
|
remoteIdentity: contactIdentityMaster,
|
|
remoteConversationRecordKey: remoteConversationRecordKey,
|
|
localConversationRecordKey: localConversationRecordKey));
|
|
});
|
|
});
|
|
|
|
if (acceptReject == null) {
|
|
return null;
|
|
}
|
|
|
|
// Delete invitation and return the accepted or rejected contact
|
|
await deleteContactInvitation(
|
|
accepted: acceptReject.acceptedContact != null,
|
|
activeAccountInfo: activeAccountInfo,
|
|
contactInvitationRecord: contactInvitationRecord);
|
|
|
|
return acceptReject;
|
|
} on Exception catch (e) {
|
|
log.error('Exception in checkAcceptRejectContact: $e', e);
|
|
|
|
// Attempt to clean up. All this needs better lifetime management
|
|
await deleteContactInvitation(
|
|
accepted: false,
|
|
activeAccountInfo: activeAccountInfo,
|
|
contactInvitationRecord: contactInvitationRecord);
|
|
|
|
rethrow;
|
|
}
|
|
}
|
|
|
|
Future<void> deleteContactInvitation(
|
|
{required bool accepted,
|
|
required ActiveAccountInfo activeAccountInfo,
|
|
required ContactInvitationRecord contactInvitationRecord}) async {
|
|
final pool = await DHTRecordPool.instance();
|
|
final accountRecordKey =
|
|
activeAccountInfo.userLogin.accountRecordInfo.accountRecord.recordKey;
|
|
|
|
// Remove ContactInvitationRecord from account's list
|
|
await (await DHTShortArray.openOwned(
|
|
proto.OwnedDHTRecordPointerProto.fromProto(
|
|
activeAccountInfo.account.contactInvitationRecords),
|
|
parent: accountRecordKey))
|
|
.scope((cirList) async {
|
|
for (var i = 0; i < cirList.length; i++) {
|
|
final item = await cirList.getItemProtobuf(
|
|
proto.ContactInvitationRecord.fromBuffer, i);
|
|
if (item == null) {
|
|
throw Exception('Failed to get contact invitation record');
|
|
}
|
|
if (item.contactRequestInbox.recordKey ==
|
|
contactInvitationRecord.contactRequestInbox.recordKey) {
|
|
await cirList.tryRemoveItem(i);
|
|
break;
|
|
}
|
|
}
|
|
await (await pool.openOwned(
|
|
proto.OwnedDHTRecordPointerProto.fromProto(
|
|
contactInvitationRecord.contactRequestInbox),
|
|
parent: accountRecordKey))
|
|
.scope((contactRequestInbox) async {
|
|
// Wipe out old invitation so it shows up as invalid
|
|
await contactRequestInbox.tryWriteBytes(Uint8List(0));
|
|
await contactRequestInbox.delete();
|
|
});
|
|
if (!accepted) {
|
|
await (await pool.openRead(
|
|
proto.TypedKeyProto.fromProto(
|
|
contactInvitationRecord.localConversationRecordKey),
|
|
parent: accountRecordKey))
|
|
.delete();
|
|
}
|
|
});
|
|
}
|
|
|
|
Future<Uint8List> createContactInvitation(
|
|
{required ActiveAccountInfo activeAccountInfo,
|
|
required EncryptionKeyType encryptionKeyType,
|
|
required String encryptionKey,
|
|
required String message,
|
|
required Timestamp? expiration}) async {
|
|
final pool = await DHTRecordPool.instance();
|
|
final accountRecordKey =
|
|
activeAccountInfo.userLogin.accountRecordInfo.accountRecord.recordKey;
|
|
final identityKey =
|
|
activeAccountInfo.localAccount.identityMaster.identityPublicKey;
|
|
final identitySecret = activeAccountInfo.userLogin.identitySecret.value;
|
|
|
|
// Generate writer keypair to share with new contact
|
|
final cs = await pool.veilid.bestCryptoSystem();
|
|
final contactRequestWriter = await cs.generateKeyPair();
|
|
final conversationWriter =
|
|
getConversationWriter(activeAccountInfo: activeAccountInfo);
|
|
|
|
// Encrypt the writer secret with the encryption key
|
|
final encryptedSecret = await encryptSecretToBytes(
|
|
secret: contactRequestWriter.secret,
|
|
cryptoKind: cs.kind(),
|
|
encryptionKey: encryptionKey,
|
|
encryptionKeyType: encryptionKeyType);
|
|
|
|
// Create local chat DHT record with the account record key as its parent
|
|
// Do not set the encryption of this key yet as it will not yet be written
|
|
// to and it will be eventually encrypted with the DH of the contact's
|
|
// identity key
|
|
late final Uint8List signedContactInvitationBytes;
|
|
await (await pool.create(
|
|
parent: accountRecordKey,
|
|
schema: DHTSchema.smpl(oCnt: 0, members: [
|
|
DHTSchemaMember(mKey: conversationWriter.key, mCnt: 1)
|
|
])))
|
|
.deleteScope((localConversation) async {
|
|
// dont bother reopening localConversation with writer
|
|
// Make ContactRequestPrivate and encrypt with the writer secret
|
|
final crpriv = ContactRequestPrivate()
|
|
..writerKey = contactRequestWriter.key.toProto()
|
|
..profile = activeAccountInfo.account.profile
|
|
..identityMasterRecordKey =
|
|
activeAccountInfo.userLogin.accountMasterRecordKey.toProto()
|
|
..chatRecordKey = localConversation.key.toProto()
|
|
..expiration = expiration?.toInt64() ?? Int64.ZERO;
|
|
final crprivbytes = crpriv.writeToBuffer();
|
|
final encryptedContactRequestPrivate =
|
|
await cs.encryptAeadWithNonce(crprivbytes, contactRequestWriter.secret);
|
|
|
|
// Create ContactRequest and embed contactrequestprivate
|
|
final creq = ContactRequest()
|
|
..encryptionKeyType = encryptionKeyType.toProto()
|
|
..private = encryptedContactRequestPrivate;
|
|
|
|
// Create DHT unicast inbox for ContactRequest
|
|
await (await pool.create(
|
|
parent: accountRecordKey,
|
|
schema: DHTSchema.smpl(oCnt: 1, members: [
|
|
DHTSchemaMember(mCnt: 1, mKey: contactRequestWriter.key)
|
|
]),
|
|
crypto: const DHTRecordCryptoPublic()))
|
|
.deleteScope((contactRequestInbox) async {
|
|
// Store ContactRequest in owner subkey
|
|
await contactRequestInbox.eventualWriteProtobuf(creq);
|
|
|
|
// Create ContactInvitation and SignedContactInvitation
|
|
final cinv = ContactInvitation()
|
|
..contactRequestInboxKey = contactRequestInbox.key.toProto()
|
|
..writerSecret = encryptedSecret;
|
|
final cinvbytes = cinv.writeToBuffer();
|
|
final scinv = SignedContactInvitation()
|
|
..contactInvitation = cinvbytes
|
|
..identitySignature =
|
|
(await cs.sign(identityKey, identitySecret, cinvbytes)).toProto();
|
|
signedContactInvitationBytes = scinv.writeToBuffer();
|
|
|
|
// Create ContactInvitationRecord
|
|
final cinvrec = ContactInvitationRecord()
|
|
..contactRequestInbox =
|
|
contactRequestInbox.ownedDHTRecordPointer.toProto()
|
|
..writerKey = contactRequestWriter.key.toProto()
|
|
..writerSecret = contactRequestWriter.secret.toProto()
|
|
..localConversationRecordKey = localConversation.key.toProto()
|
|
..expiration = expiration?.toInt64() ?? Int64.ZERO
|
|
..invitation = signedContactInvitationBytes
|
|
..message = message;
|
|
|
|
// Add ContactInvitationRecord to account's list
|
|
// if this fails, don't keep retrying, user can try again later
|
|
await (await DHTShortArray.openOwned(
|
|
proto.OwnedDHTRecordPointerProto.fromProto(
|
|
activeAccountInfo.account.contactInvitationRecords),
|
|
parent: accountRecordKey))
|
|
.scope((cirList) async {
|
|
if (await cirList.tryAddItem(cinvrec.writeToBuffer()) == false) {
|
|
throw Exception('Failed to add contact invitation record');
|
|
}
|
|
});
|
|
});
|
|
});
|
|
|
|
return signedContactInvitationBytes;
|
|
}
|
|
|
|
class ValidContactInvitation {
|
|
ValidContactInvitation(
|
|
{required this.signedContactInvitation,
|
|
required this.contactInvitation,
|
|
required this.contactRequestInboxKey,
|
|
required this.contactRequest,
|
|
required this.contactRequestPrivate,
|
|
required this.contactIdentityMaster,
|
|
required this.writer});
|
|
|
|
SignedContactInvitation signedContactInvitation;
|
|
ContactInvitation contactInvitation;
|
|
TypedKey contactRequestInboxKey;
|
|
ContactRequest contactRequest;
|
|
ContactRequestPrivate contactRequestPrivate;
|
|
IdentityMaster contactIdentityMaster;
|
|
KeyPair writer;
|
|
}
|
|
|
|
typedef GetEncryptionKeyCallback = Future<SecretKey?> Function(
|
|
VeilidCryptoSystem cs,
|
|
EncryptionKeyType encryptionKeyType,
|
|
Uint8List encryptedSecret);
|
|
|
|
Future<ValidContactInvitation?> validateContactInvitation(
|
|
{required ActiveAccountInfo activeAccountInfo,
|
|
required IList<ContactInvitationRecord>? contactInvitationRecords,
|
|
required Uint8List inviteData,
|
|
required GetEncryptionKeyCallback getEncryptionKeyCallback}) async {
|
|
final accountRecordKey =
|
|
activeAccountInfo.userLogin.accountRecordInfo.accountRecord.recordKey;
|
|
|
|
final signedContactInvitation =
|
|
proto.SignedContactInvitation.fromBuffer(inviteData);
|
|
|
|
final contactInvitationBytes =
|
|
Uint8List.fromList(signedContactInvitation.contactInvitation);
|
|
final contactInvitation =
|
|
proto.ContactInvitation.fromBuffer(contactInvitationBytes);
|
|
|
|
final contactRequestInboxKey =
|
|
proto.TypedKeyProto.fromProto(contactInvitation.contactRequestInboxKey);
|
|
|
|
ValidContactInvitation? out;
|
|
|
|
final pool = await DHTRecordPool.instance();
|
|
final cs = await pool.veilid.getCryptoSystem(contactRequestInboxKey.kind);
|
|
|
|
// See if we're chatting to ourselves, if so, don't delete it here
|
|
final isSelf = contactInvitationRecords?.indexWhere((cir) =>
|
|
proto.TypedKeyProto.fromProto(cir.contactRequestInbox.recordKey) ==
|
|
contactRequestInboxKey) !=
|
|
-1;
|
|
|
|
await (await pool.openRead(contactRequestInboxKey, parent: accountRecordKey))
|
|
.maybeDeleteScope(!isSelf, (contactRequestInbox) async {
|
|
//
|
|
final contactRequest =
|
|
await contactRequestInbox.getProtobuf(proto.ContactRequest.fromBuffer);
|
|
|
|
// Decrypt contact request private
|
|
final encryptionKeyType =
|
|
EncryptionKeyType.fromProto(contactRequest!.encryptionKeyType);
|
|
late final SharedSecret? writerSecret;
|
|
try {
|
|
writerSecret = await getEncryptionKeyCallback(cs, encryptionKeyType,
|
|
Uint8List.fromList(contactInvitation.writerSecret));
|
|
} on Exception catch (_) {
|
|
throw ContactInviteInvalidKeyException(encryptionKeyType);
|
|
}
|
|
if (writerSecret == null) {
|
|
return null;
|
|
}
|
|
|
|
final contactRequestPrivateBytes = await cs.decryptAeadWithNonce(
|
|
Uint8List.fromList(contactRequest.private), writerSecret);
|
|
|
|
final contactRequestPrivate =
|
|
proto.ContactRequestPrivate.fromBuffer(contactRequestPrivateBytes);
|
|
final contactIdentityMasterRecordKey = proto.TypedKeyProto.fromProto(
|
|
contactRequestPrivate.identityMasterRecordKey);
|
|
|
|
// Fetch the account master
|
|
final contactIdentityMaster = await openIdentityMaster(
|
|
identityMasterRecordKey: contactIdentityMasterRecordKey);
|
|
|
|
// Verify
|
|
final signature = proto.SignatureProto.fromProto(
|
|
signedContactInvitation.identitySignature);
|
|
await cs.verify(contactIdentityMaster.identityPublicKey,
|
|
contactInvitationBytes, signature);
|
|
|
|
final writer = KeyPair(
|
|
key: proto.CryptoKeyProto.fromProto(contactRequestPrivate.writerKey),
|
|
secret: writerSecret);
|
|
|
|
out = ValidContactInvitation(
|
|
signedContactInvitation: signedContactInvitation,
|
|
contactInvitation: contactInvitation,
|
|
contactRequestInboxKey: contactRequestInboxKey,
|
|
contactRequest: contactRequest,
|
|
contactRequestPrivate: contactRequestPrivate,
|
|
contactIdentityMaster: contactIdentityMaster,
|
|
writer: writer);
|
|
});
|
|
|
|
return out;
|
|
}
|
|
|
|
Future<AcceptedContact?> acceptContactInvitation(
|
|
ActiveAccountInfo activeAccountInfo,
|
|
ValidContactInvitation validContactInvitation) async {
|
|
final pool = await DHTRecordPool.instance();
|
|
try {
|
|
// Ensure we don't delete this if we're trying to chat to self
|
|
final isSelf =
|
|
validContactInvitation.contactIdentityMaster.identityPublicKey ==
|
|
activeAccountInfo.localAccount.identityMaster.identityPublicKey;
|
|
final accountRecordKey =
|
|
activeAccountInfo.userLogin.accountRecordInfo.accountRecord.recordKey;
|
|
|
|
return (await pool.openWrite(validContactInvitation.contactRequestInboxKey,
|
|
validContactInvitation.writer,
|
|
parent: accountRecordKey))
|
|
// ignore: prefer_expression_function_bodies
|
|
.maybeDeleteScope(!isSelf, (contactRequestInbox) async {
|
|
// Create local conversation key for this
|
|
// contact and send via contact response
|
|
return createConversation(
|
|
activeAccountInfo: activeAccountInfo,
|
|
remoteIdentityPublicKey: validContactInvitation.contactIdentityMaster
|
|
.identityPublicTypedKey(),
|
|
callback: (localConversation) async {
|
|
final contactResponse = ContactResponse()
|
|
..accept = true
|
|
..remoteConversationRecordKey = localConversation.key.toProto()
|
|
..identityMasterRecordKey = activeAccountInfo
|
|
.localAccount.identityMaster.masterRecordKey
|
|
.toProto();
|
|
final contactResponseBytes = contactResponse.writeToBuffer();
|
|
|
|
final cs = await pool.veilid.getCryptoSystem(
|
|
validContactInvitation.contactRequestInboxKey.kind);
|
|
|
|
final identitySignature = await cs.sign(
|
|
activeAccountInfo.localAccount.identityMaster.identityPublicKey,
|
|
activeAccountInfo.userLogin.identitySecret.value,
|
|
contactResponseBytes);
|
|
|
|
final signedContactResponse = SignedContactResponse()
|
|
..contactResponse = contactResponseBytes
|
|
..identitySignature = identitySignature.toProto();
|
|
|
|
// Write the acceptance to the inbox
|
|
if (await contactRequestInbox.tryWriteProtobuf(
|
|
SignedContactResponse.fromBuffer, signedContactResponse,
|
|
subkey: 1) !=
|
|
null) {
|
|
throw Exception('failed to accept contact invitation');
|
|
}
|
|
return AcceptedContact(
|
|
profile: validContactInvitation.contactRequestPrivate.profile,
|
|
remoteIdentity: validContactInvitation.contactIdentityMaster,
|
|
remoteConversationRecordKey: proto.TypedKeyProto.fromProto(
|
|
validContactInvitation.contactRequestPrivate.chatRecordKey),
|
|
localConversationRecordKey: localConversation.key,
|
|
);
|
|
});
|
|
});
|
|
} on Exception catch (e) {
|
|
log.debug('exception: $e', e);
|
|
return null;
|
|
}
|
|
}
|
|
|
|
Future<bool> rejectContactInvitation(ActiveAccountInfo activeAccountInfo,
|
|
ValidContactInvitation validContactInvitation) async {
|
|
final pool = await DHTRecordPool.instance();
|
|
|
|
// Ensure we don't delete this if we're trying to chat to self
|
|
final isSelf =
|
|
validContactInvitation.contactIdentityMaster.identityPublicKey ==
|
|
activeAccountInfo.localAccount.identityMaster.identityPublicKey;
|
|
final accountRecordKey =
|
|
activeAccountInfo.userLogin.accountRecordInfo.accountRecord.recordKey;
|
|
|
|
return (await pool.openWrite(validContactInvitation.contactRequestInboxKey,
|
|
validContactInvitation.writer,
|
|
parent: accountRecordKey))
|
|
.maybeDeleteScope(!isSelf, (contactRequestInbox) async {
|
|
final cs = await pool.veilid
|
|
.getCryptoSystem(validContactInvitation.contactRequestInboxKey.kind);
|
|
|
|
final contactResponse = ContactResponse()
|
|
..accept = false
|
|
..identityMasterRecordKey = activeAccountInfo
|
|
.localAccount.identityMaster.masterRecordKey
|
|
.toProto();
|
|
final contactResponseBytes = contactResponse.writeToBuffer();
|
|
|
|
final identitySignature = await cs.sign(
|
|
activeAccountInfo.localAccount.identityMaster.identityPublicKey,
|
|
activeAccountInfo.userLogin.identitySecret.value,
|
|
contactResponseBytes);
|
|
|
|
final signedContactResponse = SignedContactResponse()
|
|
..contactResponse = contactResponseBytes
|
|
..identitySignature = identitySignature.toProto();
|
|
|
|
// Write the rejection to the invox
|
|
if (await contactRequestInbox.tryWriteProtobuf(
|
|
SignedContactResponse.fromBuffer, signedContactResponse,
|
|
subkey: 1) !=
|
|
null) {
|
|
log.error('failed to reject contact invitation');
|
|
return false;
|
|
}
|
|
return true;
|
|
});
|
|
}
|
|
|
|
/// Get the active account contact invitation list
|
|
@riverpod
|
|
Future<IList<ContactInvitationRecord>?> fetchContactInvitationRecords(
|
|
FetchContactInvitationRecordsRef ref) async {
|
|
// See if we've logged into this account or if it is locked
|
|
final activeAccountInfo = await ref.watch(fetchActiveAccountProvider.future);
|
|
if (activeAccountInfo == null) {
|
|
return null;
|
|
}
|
|
final accountRecordKey =
|
|
activeAccountInfo.userLogin.accountRecordInfo.accountRecord.recordKey;
|
|
|
|
// Decode the contact invitation list from the DHT
|
|
IList<ContactInvitationRecord> out = const IListConst([]);
|
|
await (await DHTShortArray.openOwned(
|
|
proto.OwnedDHTRecordPointerProto.fromProto(
|
|
activeAccountInfo.account.contactInvitationRecords),
|
|
parent: accountRecordKey))
|
|
.scope((cirList) async {
|
|
for (var i = 0; i < cirList.length; i++) {
|
|
final cir = await cirList.getItem(i);
|
|
if (cir == null) {
|
|
throw Exception('Failed to get contact invitation record');
|
|
}
|
|
out = out.add(ContactInvitationRecord.fromBuffer(cir));
|
|
}
|
|
});
|
|
|
|
return out;
|
|
}
|