nmode's Git Repositories - signal-cli/blob - lib/src/main/java/org/asamk/signal/manager/ManagerImpl.java

   1 /*
   2   Copyright (C) 2015-2022 AsamK and contributors
   3
   4   This program is free software: you can redistribute it and/or modify
   5   it under the terms of the GNU General Public License as published by
   6   the Free Software Foundation, either version 3 of the License, or
   7   (at your option) any later version.
   8
   9   This program is distributed in the hope that it will be useful,
  10   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12   GNU General Public License for more details.
  13
  14   You should have received a copy of the GNU General Public License
  15   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17 package org.asamk.signal.manager;
  18
  19 import org.asamk.signal.manager.api.AlreadyReceivingException;
  20 import org.asamk.signal.manager.api.AttachmentInvalidException;
  21 import org.asamk.signal.manager.api.Configuration;
  22 import org.asamk.signal.manager.api.Device;
  23 import org.asamk.signal.manager.api.Group;
  24 import org.asamk.signal.manager.api.Identity;
  25 import org.asamk.signal.manager.api.InactiveGroupLinkException;
  26 import org.asamk.signal.manager.api.InvalidDeviceLinkException;
  27 import org.asamk.signal.manager.api.InvalidStickerException;
  28 import org.asamk.signal.manager.api.InvalidUsernameException;
  29 import org.asamk.signal.manager.api.Message;
  30 import org.asamk.signal.manager.api.MessageEnvelope;
  31 import org.asamk.signal.manager.api.NotPrimaryDeviceException;
  32 import org.asamk.signal.manager.api.Pair;
  33 import org.asamk.signal.manager.api.PendingAdminApprovalException;
  34 import org.asamk.signal.manager.api.ReceiveConfig;
  35 import org.asamk.signal.manager.api.Recipient;
  36 import org.asamk.signal.manager.api.RecipientIdentifier;
  37 import org.asamk.signal.manager.api.SendGroupMessageResults;
  38 import org.asamk.signal.manager.api.SendMessageResult;
  39 import org.asamk.signal.manager.api.SendMessageResults;
  40 import org.asamk.signal.manager.api.StickerPackId;
  41 import org.asamk.signal.manager.api.StickerPackInvalidException;
  42 import org.asamk.signal.manager.api.StickerPackUrl;
  43 import org.asamk.signal.manager.api.TypingAction;
  44 import org.asamk.signal.manager.api.UnregisteredRecipientException;
  45 import org.asamk.signal.manager.api.UpdateGroup;
  46 import org.asamk.signal.manager.api.UpdateProfile;
  47 import org.asamk.signal.manager.api.UserStatus;
  48 import org.asamk.signal.manager.config.ServiceEnvironmentConfig;
  49 import org.asamk.signal.manager.groups.GroupId;
  50 import org.asamk.signal.manager.groups.GroupInviteLinkUrl;
  51 import org.asamk.signal.manager.groups.GroupNotFoundException;
  52 import org.asamk.signal.manager.groups.GroupSendingNotAllowedException;
  53 import org.asamk.signal.manager.groups.LastGroupAdminException;
  54 import org.asamk.signal.manager.groups.NotAGroupMemberException;
  55 import org.asamk.signal.manager.helper.AccountFileUpdater;
  56 import org.asamk.signal.manager.helper.Context;
  57 import org.asamk.signal.manager.storage.SignalAccount;
  58 import org.asamk.signal.manager.storage.groups.GroupInfo;
  59 import org.asamk.signal.manager.storage.identities.IdentityInfo;
  60 import org.asamk.signal.manager.storage.recipients.Profile;
  61 import org.asamk.signal.manager.storage.recipients.RecipientId;
  62 import org.asamk.signal.manager.storage.stickerPacks.JsonStickerPack;
  63 import org.asamk.signal.manager.storage.stickerPacks.StickerPackStore;
  64 import org.asamk.signal.manager.storage.stickers.StickerPack;
  65 import org.asamk.signal.manager.util.AttachmentUtils;
  66 import org.asamk.signal.manager.util.KeyUtils;
  67 import org.asamk.signal.manager.util.MimeUtils;
  68 import org.asamk.signal.manager.util.StickerUtils;
  69 import org.signal.libsignal.usernames.BaseUsernameException;
  70 import org.slf4j.Logger;
  71 import org.slf4j.LoggerFactory;
  72 import org.whispersystems.signalservice.api.SignalSessionLock;
  73 import org.whispersystems.signalservice.api.messages.SignalServiceDataMessage;
  74 import org.whispersystems.signalservice.api.messages.SignalServicePreview;
  75 import org.whispersystems.signalservice.api.messages.SignalServiceReceiptMessage;
  76 import org.whispersystems.signalservice.api.messages.SignalServiceTypingMessage;
  77 import org.whispersystems.signalservice.api.push.ACI;
  78 import org.whispersystems.signalservice.api.push.ServiceId;
  79 import org.whispersystems.signalservice.api.util.DeviceNameUtil;
  80 import org.whispersystems.signalservice.api.util.InvalidNumberException;
  81 import org.whispersystems.signalservice.api.util.PhoneNumberFormatter;
  82 import org.whispersystems.signalservice.api.util.StreamDetails;
  83 import org.whispersystems.signalservice.internal.util.Hex;
  84 import org.whispersystems.signalservice.internal.util.Util;
  85
  86 import java.io.ByteArrayInputStream;
  87 import java.io.File;
  88 import java.io.IOException;
  89 import java.io.InputStream;
  90 import java.net.URI;
  91 import java.nio.charset.StandardCharsets;
  92 import java.time.Duration;
  93 import java.util.ArrayList;
  94 import java.util.Collection;
  95 import java.util.HashMap;
  96 import java.util.HashSet;
  97 import java.util.List;
  98 import java.util.Map;
  99 import java.util.Objects;
 100 import java.util.Optional;
 101 import java.util.Set;
 102 import java.util.concurrent.ExecutorService;
 103 import java.util.concurrent.Executors;
 104 import java.util.concurrent.atomic.AtomicInteger;
 105 import java.util.concurrent.locks.ReentrantLock;
 106 import java.util.function.Function;
 107 import java.util.stream.Collectors;
 108 import java.util.stream.Stream;
 109
 110 import io.reactivex.rxjava3.disposables.CompositeDisposable;
 111
 112 class ManagerImpl implements Manager {
 113
 114     private final static Logger logger = LoggerFactory.getLogger(ManagerImpl.class);
 115
 116     private SignalAccount account;
 117     private final SignalDependencies dependencies;
 118     private final Context context;
 119
 120     private final ExecutorService executor = Executors.newCachedThreadPool();
 121
 122     private Thread receiveThread;
 123     private boolean isReceivingSynchronous;
 124     private final Set<ReceiveMessageHandler> weakHandlers = new HashSet<>();
 125     private final Set<ReceiveMessageHandler> messageHandlers = new HashSet<>();
 126     private final List<Runnable> closedListeners = new ArrayList<>();
 127     private final List<Runnable> addressChangedListeners = new ArrayList<>();
 128     private final CompositeDisposable disposable = new CompositeDisposable();
 129
 130     ManagerImpl(
 131             SignalAccount account,
 132             PathConfig pathConfig,
 133             AccountFileUpdater accountFileUpdater,
 134             ServiceEnvironmentConfig serviceEnvironmentConfig,
 135             String userAgent
 136     ) {
 137         this.account = account;
 138
 139         final var sessionLock = new SignalSessionLock() {
 140             private final ReentrantLock LEGACY_LOCK = new ReentrantLock();
 141
 142             @Override
 143             public Lock acquire() {
 144                 LEGACY_LOCK.lock();
 145                 return LEGACY_LOCK::unlock;
 146             }
 147         };
 148         this.dependencies = new SignalDependencies(serviceEnvironmentConfig,
 149                 userAgent,
 150                 account.getCredentialsProvider(),
 151                 account.getSignalServiceDataStore(),
 152                 executor,
 153                 sessionLock);
 154         final var avatarStore = new AvatarStore(pathConfig.avatarsPath());
 155         final var attachmentStore = new AttachmentStore(pathConfig.attachmentsPath());
 156         final var stickerPackStore = new StickerPackStore(pathConfig.stickerPacksPath());
 157
 158         this.context = new Context(account, new AccountFileUpdater() {
 159             @Override
 160             public void updateAccountIdentifiers(final String number, final ACI aci) {
 161                 accountFileUpdater.updateAccountIdentifiers(number, aci);
 162                 synchronized (addressChangedListeners) {
 163                     addressChangedListeners.forEach(Runnable::run);
 164                 }
 165             }
 166
 167             @Override
 168             public void removeAccount() {
 169                 accountFileUpdater.removeAccount();
 170             }
 171         }, dependencies, avatarStore, attachmentStore, stickerPackStore);
 172         this.context.getAccountHelper().setUnregisteredListener(this::close);
 173         this.context.getReceiveHelper().setAuthenticationFailureListener(this::close);
 174         this.context.getReceiveHelper().setCaughtUpWithOldMessagesListener(() -> {
 175             synchronized (this) {
 176                 this.notifyAll();
 177             }
 178         });
 179         disposable.add(account.getIdentityKeyStore().getIdentityChanges().subscribe(serviceId -> {
 180             logger.trace("Archiving old sessions for {}", serviceId);
 181             account.getAciSessionStore().archiveSessions(serviceId);
 182             account.getPniSessionStore().archiveSessions(serviceId);
 183             account.getSenderKeyStore().deleteSharedWith(serviceId);
 184             final var recipientId = account.getRecipientResolver().resolveRecipient(serviceId);
 185             final var profile = account.getProfileStore().getProfile(recipientId);
 186             if (profile != null) {
 187                 account.getProfileStore()
 188                         .storeProfile(recipientId,
 189                                 Profile.newBuilder(profile)
 190                                         .withUnidentifiedAccessMode(Profile.UnidentifiedAccessMode.UNKNOWN)
 191                                         .withLastUpdateTimestamp(0)
 192                                         .build());
 193             }
 194         }));
 195     }
 196
 197     @Override
 198     public String getSelfNumber() {
 199         return account.getNumber();
 200     }
 201
 202     void checkAccountState() throws IOException {
 203         context.getAccountHelper().checkAccountState();
 204     }
 205
 206     @Override
 207     public Map<String, UserStatus> getUserStatus(Set<String> numbers) throws IOException {
 208         final var canonicalizedNumbers = numbers.stream().collect(Collectors.toMap(n -> n, n -> {
 209             try {
 210                 final var canonicalizedNumber = PhoneNumberFormatter.formatNumber(n, account.getNumber());
 211                 if (!canonicalizedNumber.equals(n)) {
 212                     logger.debug("Normalized number {} to {}.", n, canonicalizedNumber);
 213                 }
 214                 return canonicalizedNumber;
 215             } catch (InvalidNumberException e) {
 216                 return "";
 217             }
 218         }));
 219
 220         // Note "registeredUsers" has no optionals. It only gives us info on users who are registered
 221         final var canonicalizedNumbersSet = canonicalizedNumbers.values()
 222                 .stream()
 223                 .filter(s -> !s.isEmpty())
 224                 .collect(Collectors.toSet());
 225         final var registeredUsers = context.getRecipientHelper().getRegisteredUsers(canonicalizedNumbersSet);
 226
 227         return numbers.stream().collect(Collectors.toMap(n -> n, n -> {
 228             final var number = canonicalizedNumbers.get(n);
 229             final var user = registeredUsers.get(number);
 230             final var serviceId = user == null ? null : user.getServiceId();
 231             final var profile = serviceId == null
 232                     ? null
 233                     : context.getProfileHelper()
 234                             .getRecipientProfile(account.getRecipientResolver().resolveRecipient(serviceId));
 235             return new UserStatus(number.isEmpty() ? null : number,
 236                     serviceId == null ? null : serviceId.uuid(),
 237                     profile != null
 238                             && profile.getUnidentifiedAccessMode() == Profile.UnidentifiedAccessMode.UNRESTRICTED);
 239         }));
 240     }
 241
 242     @Override
 243     public void updateAccountAttributes(String deviceName) throws IOException {
 244         if (deviceName != null) {
 245             context.getAccountHelper().setDeviceName(deviceName);
 246         }
 247         context.getAccountHelper().updateAccountAttributes();
 248         context.getAccountHelper().checkWhoAmiI();
 249     }
 250
 251     @Override
 252     public Configuration getConfiguration() {
 253         final var configurationStore = account.getConfigurationStore();
 254         return Configuration.from(configurationStore);
 255     }
 256
 257     @Override
 258     public void updateConfiguration(
 259             Configuration configuration
 260     ) throws NotPrimaryDeviceException {
 261         if (!account.isPrimaryDevice()) {
 262             throw new NotPrimaryDeviceException();
 263         }
 264
 265         final var configurationStore = account.getConfigurationStore();
 266         if (configuration.readReceipts().isPresent()) {
 267             configurationStore.setReadReceipts(configuration.readReceipts().get());
 268         }
 269         if (configuration.unidentifiedDeliveryIndicators().isPresent()) {
 270             configurationStore.setUnidentifiedDeliveryIndicators(configuration.unidentifiedDeliveryIndicators().get());
 271         }
 272         if (configuration.typingIndicators().isPresent()) {
 273             configurationStore.setTypingIndicators(configuration.typingIndicators().get());
 274         }
 275         if (configuration.linkPreviews().isPresent()) {
 276             configurationStore.setLinkPreviews(configuration.linkPreviews().get());
 277         }
 278         context.getSyncHelper().sendConfigurationMessage();
 279     }
 280
 281     @Override
 282     public void updateProfile(UpdateProfile updateProfile) throws IOException {
 283         context.getProfileHelper()
 284                 .setProfile(updateProfile.getGivenName(),
 285                         updateProfile.getFamilyName(),
 286                         updateProfile.getAbout(),
 287                         updateProfile.getAboutEmoji(),
 288                         updateProfile.isDeleteAvatar()
 289                                 ? Optional.empty()
 290                                 : updateProfile.getAvatar() == null ? null : Optional.of(updateProfile.getAvatar()),
 291                         updateProfile.getMobileCoinAddress());
 292         context.getSyncHelper().sendSyncFetchProfileMessage();
 293     }
 294
 295     void refreshCurrentUsername() throws IOException, BaseUsernameException {
 296         context.getAccountHelper().refreshCurrentUsername();
 297     }
 298
 299     @Override
 300     public String setUsername(final String username) throws IOException, InvalidUsernameException {
 301         try {
 302             return context.getAccountHelper().reserveUsername(username);
 303         } catch (BaseUsernameException e) {
 304             throw new InvalidUsernameException(e.getMessage() + " (" + e.getClass().getSimpleName() + ")", e);
 305         }
 306     }
 307
 308     @Override
 309     public void deleteUsername() throws IOException {
 310         context.getAccountHelper().deleteUsername();
 311     }
 312
 313     @Override
 314     public void unregister() throws IOException {
 315         context.getAccountHelper().unregister();
 316     }
 317
 318     @Override
 319     public void deleteAccount() throws IOException {
 320         context.getAccountHelper().deleteAccount();
 321     }
 322
 323     @Override
 324     public void submitRateLimitRecaptchaChallenge(String challenge, String captcha) throws IOException {
 325         captcha = captcha == null ? null : captcha.replace("signalcaptcha://", "");
 326
 327         dependencies.getAccountManager().submitRateLimitRecaptchaChallenge(challenge, captcha);
 328     }
 329
 330     @Override
 331     public List<Device> getLinkedDevices() throws IOException {
 332         var devices = dependencies.getAccountManager().getDevices();
 333         account.setMultiDevice(devices.size() > 1);
 334         var identityKey = account.getAciIdentityKeyPair().getPrivateKey();
 335         return devices.stream().map(d -> {
 336             String deviceName = d.getName();
 337             if (deviceName != null) {
 338                 try {
 339                     deviceName = DeviceNameUtil.decryptDeviceName(deviceName, identityKey);
 340                 } catch (IOException e) {
 341                     logger.debug("Failed to decrypt device name, maybe plain text?", e);
 342                 }
 343             }
 344             return new Device(d.getId(),
 345                     deviceName,
 346                     d.getCreated(),
 347                     d.getLastSeen(),
 348                     d.getId() == account.getDeviceId());
 349         }).toList();
 350     }
 351
 352     @Override
 353     public void removeLinkedDevices(int deviceId) throws IOException {
 354         context.getAccountHelper().removeLinkedDevices(deviceId);
 355     }
 356
 357     @Override
 358     public void addDeviceLink(URI linkUri) throws IOException, InvalidDeviceLinkException {
 359         var deviceLinkInfo = DeviceLinkInfo.parseDeviceLinkUri(linkUri);
 360         context.getAccountHelper().addDevice(deviceLinkInfo);
 361     }
 362
 363     @Override
 364     public void setRegistrationLockPin(Optional<String> pin) throws IOException, NotPrimaryDeviceException {
 365         if (!account.isPrimaryDevice()) {
 366             throw new NotPrimaryDeviceException();
 367         }
 368         if (pin.isPresent()) {
 369             context.getAccountHelper().setRegistrationPin(pin.get());
 370         } else {
 371             context.getAccountHelper().removeRegistrationPin();
 372         }
 373     }
 374
 375     void refreshPreKeys() throws IOException {
 376         context.getPreKeyHelper().refreshPreKeys();
 377     }
 378
 379     @Override
 380     public Profile getRecipientProfile(RecipientIdentifier.Single recipient) throws UnregisteredRecipientException {
 381         return context.getProfileHelper().getRecipientProfile(context.getRecipientHelper().resolveRecipient(recipient));
 382     }
 383
 384     @Override
 385     public List<Group> getGroups() {
 386         return account.getGroupStore().getGroups().stream().map(this::toGroup).toList();
 387     }
 388
 389     private Group toGroup(final GroupInfo groupInfo) {
 390         if (groupInfo == null) {
 391             return null;
 392         }
 393
 394         return Group.from(groupInfo, account.getRecipientAddressResolver(), account.getSelfRecipientId());
 395     }
 396
 397     @Override
 398     public SendGroupMessageResults quitGroup(
 399             GroupId groupId, Set<RecipientIdentifier.Single> groupAdmins
 400     ) throws GroupNotFoundException, IOException, NotAGroupMemberException, LastGroupAdminException, UnregisteredRecipientException {
 401         final var newAdmins = context.getRecipientHelper().resolveRecipients(groupAdmins);
 402         return context.getGroupHelper().quitGroup(groupId, newAdmins);
 403     }
 404
 405     @Override
 406     public void deleteGroup(GroupId groupId) throws IOException {
 407         final var group = context.getGroupHelper().getGroup(groupId);
 408         if (group.isMember(account.getSelfRecipientId())) {
 409             throw new IOException(
 410                     "The local group information cannot be removed, as the user is still a member of the group");
 411         }
 412         context.getGroupHelper().deleteGroup(groupId);
 413     }
 414
 415     @Override
 416     public Pair<GroupId, SendGroupMessageResults> createGroup(
 417             String name, Set<RecipientIdentifier.Single> members, String avatarFile
 418     ) throws IOException, AttachmentInvalidException, UnregisteredRecipientException {
 419         return context.getGroupHelper()
 420                 .createGroup(name,
 421                         members == null ? null : context.getRecipientHelper().resolveRecipients(members),
 422                         avatarFile);
 423     }
 424
 425     @Override
 426     public SendGroupMessageResults updateGroup(
 427             final GroupId groupId, final UpdateGroup updateGroup
 428     ) throws IOException, GroupNotFoundException, AttachmentInvalidException, NotAGroupMemberException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 429         return context.getGroupHelper()
 430                 .updateGroup(groupId,
 431                         updateGroup.getName(),
 432                         updateGroup.getDescription(),
 433                         updateGroup.getMembers() == null
 434                                 ? null
 435                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getMembers()),
 436                         updateGroup.getRemoveMembers() == null
 437                                 ? null
 438                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveMembers()),
 439                         updateGroup.getAdmins() == null
 440                                 ? null
 441                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getAdmins()),
 442                         updateGroup.getRemoveAdmins() == null
 443                                 ? null
 444                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveAdmins()),
 445                         updateGroup.getBanMembers() == null
 446                                 ? null
 447                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getBanMembers()),
 448                         updateGroup.getUnbanMembers() == null
 449                                 ? null
 450                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getUnbanMembers()),
 451                         updateGroup.isResetGroupLink(),
 452                         updateGroup.getGroupLinkState(),
 453                         updateGroup.getAddMemberPermission(),
 454                         updateGroup.getEditDetailsPermission(),
 455                         updateGroup.getAvatarFile(),
 456                         updateGroup.getExpirationTimer(),
 457                         updateGroup.getIsAnnouncementGroup());
 458     }
 459
 460     @Override
 461     public Pair<GroupId, SendGroupMessageResults> joinGroup(
 462             GroupInviteLinkUrl inviteLinkUrl
 463     ) throws IOException, InactiveGroupLinkException, PendingAdminApprovalException {
 464         return context.getGroupHelper().joinGroup(inviteLinkUrl);
 465     }
 466
 467     private SendMessageResults sendMessage(
 468             SignalServiceDataMessage.Builder messageBuilder, Set<RecipientIdentifier> recipients
 469     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 470         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 471         long timestamp = System.currentTimeMillis();
 472         messageBuilder.withTimestamp(timestamp);
 473         for (final var recipient : recipients) {
 474             if (recipient instanceof RecipientIdentifier.Single single) {
 475                 try {
 476                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 477                     final var result = context.getSendHelper().sendMessage(messageBuilder, recipientId);
 478                     results.put(recipient, List.of(toSendMessageResult(result)));
 479                 } catch (UnregisteredRecipientException e) {
 480                     results.put(recipient,
 481                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 482                 }
 483             } else if (recipient instanceof RecipientIdentifier.NoteToSelf) {
 484                 final var result = context.getSendHelper().sendSelfMessage(messageBuilder);
 485                 results.put(recipient, List.of(toSendMessageResult(result)));
 486             } else if (recipient instanceof RecipientIdentifier.Group group) {
 487                 final var result = context.getSendHelper().sendAsGroupMessage(messageBuilder, group.groupId());
 488                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 489             }
 490         }
 491         return new SendMessageResults(timestamp, results);
 492     }
 493
 494     private SendMessageResult toSendMessageResult(final org.whispersystems.signalservice.api.messages.SendMessageResult result) {
 495         return SendMessageResult.from(result, account.getRecipientResolver(), account.getRecipientAddressResolver());
 496     }
 497
 498     private SendMessageResults sendTypingMessage(
 499             SignalServiceTypingMessage.Action action, Set<RecipientIdentifier> recipients
 500     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 501         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 502         final var timestamp = System.currentTimeMillis();
 503         for (var recipient : recipients) {
 504             if (recipient instanceof RecipientIdentifier.Single single) {
 505                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.empty());
 506                 try {
 507                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 508                     final var result = context.getSendHelper().sendTypingMessage(message, recipientId);
 509                     results.put(recipient, List.of(toSendMessageResult(result)));
 510                 } catch (UnregisteredRecipientException e) {
 511                     results.put(recipient,
 512                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 513                 }
 514             } else if (recipient instanceof RecipientIdentifier.Group) {
 515                 final var groupId = ((RecipientIdentifier.Group) recipient).groupId();
 516                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.of(groupId.serialize()));
 517                 final var result = context.getSendHelper().sendGroupTypingMessage(message, groupId);
 518                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 519             }
 520         }
 521         return new SendMessageResults(timestamp, results);
 522     }
 523
 524     @Override
 525     public SendMessageResults sendTypingMessage(
 526             TypingAction action, Set<RecipientIdentifier> recipients
 527     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 528         return sendTypingMessage(action.toSignalService(), recipients);
 529     }
 530
 531     @Override
 532     public SendMessageResults sendReadReceipt(
 533             RecipientIdentifier.Single sender, List<Long> messageIds
 534     ) {
 535         final var timestamp = System.currentTimeMillis();
 536         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.READ,
 537                 messageIds,
 538                 timestamp);
 539
 540         return sendReceiptMessage(sender, timestamp, receiptMessage);
 541     }
 542
 543     @Override
 544     public SendMessageResults sendViewedReceipt(
 545             RecipientIdentifier.Single sender, List<Long> messageIds
 546     ) {
 547         final var timestamp = System.currentTimeMillis();
 548         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.VIEWED,
 549                 messageIds,
 550                 timestamp);
 551
 552         return sendReceiptMessage(sender, timestamp, receiptMessage);
 553     }
 554
 555     private SendMessageResults sendReceiptMessage(
 556             final RecipientIdentifier.Single sender,
 557             final long timestamp,
 558             final SignalServiceReceiptMessage receiptMessage
 559     ) {
 560         try {
 561             final var result = context.getSendHelper()
 562                     .sendReceiptMessage(receiptMessage, context.getRecipientHelper().resolveRecipient(sender));
 563             return new SendMessageResults(timestamp, Map.of(sender, List.of(toSendMessageResult(result))));
 564         } catch (UnregisteredRecipientException e) {
 565             return new SendMessageResults(timestamp,
 566                     Map.of(sender, List.of(SendMessageResult.unregisteredFailure(sender.toPartialRecipientAddress()))));
 567         }
 568     }
 569
 570     @Override
 571     public SendMessageResults sendMessage(
 572             Message message, Set<RecipientIdentifier> recipients
 573     ) throws IOException, AttachmentInvalidException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException, InvalidStickerException {
 574         final var selfProfile = context.getProfileHelper().getSelfProfile();
 575         if (selfProfile == null || selfProfile.getDisplayName().isEmpty()) {
 576             logger.warn(
 577                     "No profile name set. When sending a message it's recommended to set a profile name with the updateProfile command. This may become mandatory in the future.");
 578         }
 579         final var messageBuilder = SignalServiceDataMessage.newBuilder();
 580         applyMessage(messageBuilder, message);
 581         return sendMessage(messageBuilder, recipients);
 582     }
 583
 584     private void applyMessage(
 585             final SignalServiceDataMessage.Builder messageBuilder, final Message message
 586     ) throws AttachmentInvalidException, IOException, UnregisteredRecipientException, InvalidStickerException {
 587         if (message.messageText().length() > 2000) {
 588             final var messageBytes = message.messageText().getBytes(StandardCharsets.UTF_8);
 589             final var textAttachment = AttachmentUtils.createAttachmentStream(new StreamDetails(new ByteArrayInputStream(
 590                     messageBytes), MimeUtils.LONG_TEXT, messageBytes.length), Optional.empty());
 591             messageBuilder.withBody(message.messageText().substring(0, 2000));
 592             messageBuilder.withAttachment(context.getAttachmentHelper().uploadAttachment(textAttachment));
 593         } else {
 594             messageBuilder.withBody(message.messageText());
 595         }
 596         if (message.attachments().size() > 0) {
 597             messageBuilder.withAttachments(context.getAttachmentHelper().uploadAttachments(message.attachments()));
 598         }
 599         if (message.mentions().size() > 0) {
 600             messageBuilder.withMentions(resolveMentions(message.mentions()));
 601         }
 602         if (message.quote().isPresent()) {
 603             final var quote = message.quote().get();
 604             messageBuilder.withQuote(new SignalServiceDataMessage.Quote(quote.timestamp(),
 605                     context.getRecipientHelper()
 606                             .resolveSignalServiceAddress(context.getRecipientHelper().resolveRecipient(quote.author()))
 607                             .getServiceId(),
 608                     quote.message(),
 609                     List.of(),
 610                     resolveMentions(quote.mentions()),
 611                     SignalServiceDataMessage.Quote.Type.NORMAL,
 612                     List.of()));
 613         }
 614         if (message.sticker().isPresent()) {
 615             final var sticker = message.sticker().get();
 616             final var packId = StickerPackId.deserialize(sticker.packId());
 617             final var stickerId = sticker.stickerId();
 618
 619             final var stickerPack = context.getAccount().getStickerStore().getStickerPack(packId);
 620             if (stickerPack == null) {
 621                 throw new InvalidStickerException("Sticker pack not found");
 622             }
 623             final var manifest = context.getStickerHelper().getOrRetrieveStickerPack(packId, stickerPack.packKey());
 624             if (manifest.stickers().size() <= stickerId) {
 625                 throw new InvalidStickerException("Sticker id not part of this pack");
 626             }
 627             final var manifestSticker = manifest.stickers().get(stickerId);
 628             final var streamDetails = context.getStickerPackStore().retrieveSticker(packId, stickerId);
 629             if (streamDetails == null) {
 630                 throw new InvalidStickerException("Missing local sticker file");
 631             }
 632             messageBuilder.withSticker(new SignalServiceDataMessage.Sticker(packId.serialize(),
 633                     stickerPack.packKey(),
 634                     stickerId,
 635                     manifestSticker.emoji(),
 636                     AttachmentUtils.createAttachmentStream(streamDetails, Optional.empty())));
 637         }
 638         if (message.previews().size() > 0) {
 639             final var previews = new ArrayList<SignalServicePreview>(message.previews().size());
 640             for (final var p : message.previews()) {
 641                 final var image = p.image().isPresent() ? context.getAttachmentHelper()
 642                         .uploadAttachment(p.image().get()) : null;
 643                 previews.add(new SignalServicePreview(p.url(),
 644                         p.title(),
 645                         p.description(),
 646                         0,
 647                         Optional.ofNullable(image)));
 648             }
 649             messageBuilder.withPreviews(previews);
 650         }
 651         if (message.storyReply().isPresent()) {
 652             final var storyReply = message.storyReply().get();
 653             final var authorServiceId = context.getRecipientHelper()
 654                     .resolveSignalServiceAddress(context.getRecipientHelper().resolveRecipient(storyReply.author()))
 655                     .getServiceId();
 656             messageBuilder.withStoryContext(new SignalServiceDataMessage.StoryContext(authorServiceId,
 657                     storyReply.timestamp()));
 658         }
 659     }
 660
 661     private ArrayList<SignalServiceDataMessage.Mention> resolveMentions(final List<Message.Mention> mentionList) throws UnregisteredRecipientException {
 662         final var mentions = new ArrayList<SignalServiceDataMessage.Mention>();
 663         for (final var m : mentionList) {
 664             final var recipientId = context.getRecipientHelper().resolveRecipient(m.recipient());
 665             mentions.add(new SignalServiceDataMessage.Mention(context.getRecipientHelper()
 666                     .resolveSignalServiceAddress(recipientId)
 667                     .getServiceId(), m.start(), m.length()));
 668         }
 669         return mentions;
 670     }
 671
 672     @Override
 673     public SendMessageResults sendRemoteDeleteMessage(
 674             long targetSentTimestamp, Set<RecipientIdentifier> recipients
 675     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 676         var delete = new SignalServiceDataMessage.RemoteDelete(targetSentTimestamp);
 677         final var messageBuilder = SignalServiceDataMessage.newBuilder().withRemoteDelete(delete);
 678         for (final var recipient : recipients) {
 679             if (recipient instanceof RecipientIdentifier.Uuid u) {
 680                 account.getMessageSendLogStore()
 681                         .deleteEntryForRecipientNonGroup(targetSentTimestamp, ServiceId.from(u.uuid()));
 682             } else if (recipient instanceof RecipientIdentifier.Single r) {
 683                 try {
 684                     final var recipientId = context.getRecipientHelper().resolveRecipient(r);
 685                     final var address = account.getRecipientAddressResolver().resolveRecipientAddress(recipientId);
 686                     if (address.serviceId().isPresent()) {
 687                         account.getMessageSendLogStore()
 688                                 .deleteEntryForRecipientNonGroup(targetSentTimestamp, address.serviceId().get());
 689                     }
 690                 } catch (UnregisteredRecipientException ignored) {
 691                 }
 692             } else if (recipient instanceof RecipientIdentifier.Group r) {
 693                 account.getMessageSendLogStore().deleteEntryForGroup(targetSentTimestamp, r.groupId());
 694             }
 695         }
 696         return sendMessage(messageBuilder, recipients);
 697     }
 698
 699     @Override
 700     public SendMessageResults sendMessageReaction(
 701             String emoji,
 702             boolean remove,
 703             RecipientIdentifier.Single targetAuthor,
 704             long targetSentTimestamp,
 705             Set<RecipientIdentifier> recipients,
 706             final boolean isStory
 707     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 708         var targetAuthorRecipientId = context.getRecipientHelper().resolveRecipient(targetAuthor);
 709         final var authorServiceId = context.getRecipientHelper()
 710                 .resolveSignalServiceAddress(targetAuthorRecipientId)
 711                 .getServiceId();
 712         var reaction = new SignalServiceDataMessage.Reaction(emoji, remove, authorServiceId, targetSentTimestamp);
 713         final var messageBuilder = SignalServiceDataMessage.newBuilder().withReaction(reaction);
 714         if (isStory) {
 715             messageBuilder.withStoryContext(new SignalServiceDataMessage.StoryContext(authorServiceId,
 716                     targetSentTimestamp));
 717         }
 718         return sendMessage(messageBuilder, recipients);
 719     }
 720
 721     @Override
 722     public SendMessageResults sendPaymentNotificationMessage(
 723             byte[] receipt, String note, RecipientIdentifier.Single recipient
 724     ) throws IOException {
 725         final var paymentNotification = new SignalServiceDataMessage.PaymentNotification(receipt, note);
 726         final var payment = new SignalServiceDataMessage.Payment(paymentNotification, null);
 727         final var messageBuilder = SignalServiceDataMessage.newBuilder().withPayment(payment);
 728         try {
 729             return sendMessage(messageBuilder, Set.of(recipient));
 730         } catch (NotAGroupMemberException | GroupNotFoundException | GroupSendingNotAllowedException e) {
 731             throw new AssertionError(e);
 732         }
 733     }
 734
 735     @Override
 736     public SendMessageResults sendEndSessionMessage(Set<RecipientIdentifier.Single> recipients) throws IOException {
 737         var messageBuilder = SignalServiceDataMessage.newBuilder().asEndSessionMessage();
 738
 739         try {
 740             return sendMessage(messageBuilder,
 741                     recipients.stream().map(RecipientIdentifier.class::cast).collect(Collectors.toSet()));
 742         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 743             throw new AssertionError(e);
 744         } finally {
 745             for (var recipient : recipients) {
 746                 final RecipientId recipientId;
 747                 try {
 748                     recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 749                 } catch (UnregisteredRecipientException e) {
 750                     continue;
 751                 }
 752                 final var serviceId = context.getAccount()
 753                         .getRecipientAddressResolver()
 754                         .resolveRecipientAddress(recipientId)
 755                         .serviceId();
 756                 if (serviceId.isPresent()) {
 757                     account.getAciSessionStore().deleteAllSessions(serviceId.get());
 758                 }
 759             }
 760         }
 761     }
 762
 763     @Override
 764     public void deleteRecipient(final RecipientIdentifier.Single recipient) {
 765         final var recipientIdOptional = context.getRecipientHelper().resolveRecipientOptional(recipient);
 766         if (recipientIdOptional.isPresent()) {
 767             account.removeRecipient(recipientIdOptional.get());
 768         }
 769     }
 770
 771     @Override
 772     public void deleteContact(final RecipientIdentifier.Single recipient) {
 773         final var recipientIdOptional = context.getRecipientHelper().resolveRecipientOptional(recipient);
 774         if (recipientIdOptional.isPresent()) {
 775             account.getContactStore().deleteContact(recipientIdOptional.get());
 776         }
 777     }
 778
 779     @Override
 780     public void setContactName(
 781             RecipientIdentifier.Single recipient, String givenName, final String familyName
 782     ) throws NotPrimaryDeviceException, UnregisteredRecipientException {
 783         if (!account.isPrimaryDevice()) {
 784             throw new NotPrimaryDeviceException();
 785         }
 786         context.getContactHelper()
 787                 .setContactName(context.getRecipientHelper().resolveRecipient(recipient), givenName, familyName);
 788     }
 789
 790     @Override
 791     public void setContactsBlocked(
 792             Collection<RecipientIdentifier.Single> recipients, boolean blocked
 793     ) throws NotPrimaryDeviceException, IOException, UnregisteredRecipientException {
 794         if (!account.isPrimaryDevice()) {
 795             throw new NotPrimaryDeviceException();
 796         }
 797         if (recipients.size() == 0) {
 798             return;
 799         }
 800         final var recipientIds = context.getRecipientHelper().resolveRecipients(recipients);
 801         final var selfRecipientId = account.getSelfRecipientId();
 802         boolean shouldRotateProfileKey = false;
 803         for (final var recipientId : recipientIds) {
 804             if (context.getContactHelper().isContactBlocked(recipientId) == blocked) {
 805                 continue;
 806             }
 807             context.getContactHelper().setContactBlocked(recipientId, blocked);
 808             // if we don't have a common group with the blocked contact we need to rotate the profile key
 809             shouldRotateProfileKey = blocked && (
 810                     shouldRotateProfileKey || account.getGroupStore()
 811                             .getGroups()
 812                             .stream()
 813                             .noneMatch(g -> g.isMember(selfRecipientId) && g.isMember(recipientId))
 814             );
 815         }
 816         if (shouldRotateProfileKey) {
 817             context.getProfileHelper().rotateProfileKey();
 818         }
 819         context.getSyncHelper().sendBlockedList();
 820     }
 821
 822     @Override
 823     public void setGroupsBlocked(
 824             final Collection<GroupId> groupIds, final boolean blocked
 825     ) throws GroupNotFoundException, NotPrimaryDeviceException, IOException {
 826         if (!account.isPrimaryDevice()) {
 827             throw new NotPrimaryDeviceException();
 828         }
 829         if (groupIds.size() == 0) {
 830             return;
 831         }
 832         boolean shouldRotateProfileKey = false;
 833         for (final var groupId : groupIds) {
 834             if (context.getGroupHelper().isGroupBlocked(groupId) == blocked) {
 835                 continue;
 836             }
 837             context.getGroupHelper().setGroupBlocked(groupId, blocked);
 838             shouldRotateProfileKey = blocked;
 839         }
 840         if (shouldRotateProfileKey) {
 841             context.getProfileHelper().rotateProfileKey();
 842         }
 843         context.getSyncHelper().sendBlockedList();
 844     }
 845
 846     @Override
 847     public void setExpirationTimer(
 848             RecipientIdentifier.Single recipient, int messageExpirationTimer
 849     ) throws IOException, UnregisteredRecipientException {
 850         var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 851         context.getContactHelper().setExpirationTimer(recipientId, messageExpirationTimer);
 852         final var messageBuilder = SignalServiceDataMessage.newBuilder().asExpirationUpdate();
 853         try {
 854             sendMessage(messageBuilder, Set.of(recipient));
 855         } catch (NotAGroupMemberException | GroupNotFoundException | GroupSendingNotAllowedException e) {
 856             throw new AssertionError(e);
 857         }
 858     }
 859
 860     @Override
 861     public StickerPackUrl uploadStickerPack(File path) throws IOException, StickerPackInvalidException {
 862         var manifest = StickerUtils.getSignalServiceStickerManifestUpload(path);
 863
 864         var messageSender = dependencies.getMessageSender();
 865
 866         var packKey = KeyUtils.createStickerUploadKey();
 867         var packIdString = messageSender.uploadStickerManifest(manifest, packKey);
 868         var packId = StickerPackId.deserialize(Hex.fromStringCondensed(packIdString));
 869
 870         var sticker = new StickerPack(packId, packKey);
 871         account.getStickerStore().addStickerPack(sticker);
 872
 873         return new StickerPackUrl(packId, packKey);
 874     }
 875
 876     @Override
 877     public List<org.asamk.signal.manager.api.StickerPack> getStickerPacks() {
 878         final var stickerPackStore = context.getStickerPackStore();
 879         return account.getStickerStore().getStickerPacks().stream().map(pack -> {
 880             if (stickerPackStore.existsStickerPack(pack.packId())) {
 881                 try {
 882                     final var manifest = stickerPackStore.retrieveManifest(pack.packId());
 883                     return new org.asamk.signal.manager.api.StickerPack(pack.packId(),
 884                             new StickerPackUrl(pack.packId(), pack.packKey()),
 885                             pack.isInstalled(),
 886                             manifest.title(),
 887                             manifest.author(),
 888                             Optional.ofNullable(manifest.cover() == null ? null : manifest.cover().toApi()),
 889                             manifest.stickers().stream().map(JsonStickerPack.JsonSticker::toApi).toList());
 890                 } catch (Exception e) {
 891                     logger.warn("Failed to read local sticker pack manifest: {}", e.getMessage(), e);
 892                 }
 893             }
 894
 895             return new org.asamk.signal.manager.api.StickerPack(pack.packId(), pack.packKey(), pack.isInstalled());
 896         }).toList();
 897     }
 898
 899     @Override
 900     public void requestAllSyncData() throws IOException {
 901         context.getSyncHelper().requestAllSyncData();
 902         retrieveRemoteStorage();
 903     }
 904
 905     void retrieveRemoteStorage() throws IOException {
 906         context.getStorageHelper().readDataFromStorage();
 907     }
 908
 909     @Override
 910     public void addReceiveHandler(final ReceiveMessageHandler handler, final boolean isWeakListener) {
 911         synchronized (messageHandlers) {
 912             if (isWeakListener) {
 913                 weakHandlers.add(handler);
 914             } else {
 915                 messageHandlers.add(handler);
 916                 startReceiveThreadIfRequired();
 917             }
 918         }
 919     }
 920
 921     private static final AtomicInteger threadNumber = new AtomicInteger(0);
 922
 923     private void startReceiveThreadIfRequired() {
 924         if (receiveThread != null || isReceivingSynchronous) {
 925             return;
 926         }
 927         receiveThread = new Thread(() -> {
 928             logger.debug("Starting receiving messages");
 929             context.getReceiveHelper().receiveMessagesContinuously(this::passReceivedMessageToHandlers);
 930             logger.debug("Finished receiving messages");
 931             synchronized (messageHandlers) {
 932                 receiveThread = null;
 933
 934                 // Check if in the meantime another handler has been registered
 935                 if (!messageHandlers.isEmpty()) {
 936                     logger.debug("Another handler has been registered, starting receive thread again");
 937                     startReceiveThreadIfRequired();
 938                 }
 939             }
 940         });
 941         receiveThread.setName("receive-" + threadNumber.getAndIncrement());
 942
 943         receiveThread.start();
 944     }
 945
 946     private void passReceivedMessageToHandlers(MessageEnvelope envelope, Throwable e) {
 947         synchronized (messageHandlers) {
 948             Stream.concat(messageHandlers.stream(), weakHandlers.stream()).forEach(h -> {
 949                 try {
 950                     h.handleMessage(envelope, e);
 951                 } catch (Throwable ex) {
 952                     logger.warn("Message handler failed, ignoring", ex);
 953                 }
 954             });
 955         }
 956     }
 957
 958     @Override
 959     public void removeReceiveHandler(final ReceiveMessageHandler handler) {
 960         final Thread thread;
 961         synchronized (messageHandlers) {
 962             weakHandlers.remove(handler);
 963             messageHandlers.remove(handler);
 964             if (!messageHandlers.isEmpty() || receiveThread == null || isReceivingSynchronous) {
 965                 return;
 966             }
 967             thread = receiveThread;
 968             receiveThread = null;
 969         }
 970
 971         stopReceiveThread(thread);
 972     }
 973
 974     private void stopReceiveThread(final Thread thread) {
 975         if (context.getReceiveHelper().requestStopReceiveMessages()) {
 976             logger.debug("Receive stop requested, interrupting read from server.");
 977             thread.interrupt();
 978         }
 979         try {
 980             thread.join();
 981         } catch (InterruptedException ignored) {
 982         }
 983     }
 984
 985     @Override
 986     public boolean isReceiving() {
 987         if (isReceivingSynchronous) {
 988             return true;
 989         }
 990         synchronized (messageHandlers) {
 991             return messageHandlers.size() > 0;
 992         }
 993     }
 994
 995     @Override
 996     public void receiveMessages(
 997             Optional<Duration> timeout, Optional<Integer> maxMessages, ReceiveMessageHandler handler
 998     ) throws IOException, AlreadyReceivingException {
 999         receiveMessages(timeout.orElse(Duration.ofMinutes(1)), timeout.isPresent(), maxMessages.orElse(null), handler);
1000     }
1001
1002     private void receiveMessages(
1003             Duration timeout, boolean returnOnTimeout, Integer maxMessages, ReceiveMessageHandler handler
1004     ) throws IOException, AlreadyReceivingException {
1005         synchronized (messageHandlers) {
1006             if (isReceiving()) {
1007                 throw new AlreadyReceivingException("Already receiving message.");
1008             }
1009             isReceivingSynchronous = true;
1010             receiveThread = Thread.currentThread();
1011         }
1012         try {
1013             context.getReceiveHelper().receiveMessages(timeout, returnOnTimeout, maxMessages, (envelope, e) -> {
1014                 passReceivedMessageToHandlers(envelope, e);
1015                 handler.handleMessage(envelope, e);
1016             });
1017         } finally {
1018             synchronized (messageHandlers) {
1019                 receiveThread = null;
1020                 isReceivingSynchronous = false;
1021                 if (messageHandlers.size() > 0) {
1022                     startReceiveThreadIfRequired();
1023                 }
1024             }
1025         }
1026     }
1027
1028     @Override
1029     public void setReceiveConfig(final ReceiveConfig receiveConfig) {
1030         context.getReceiveHelper().setReceiveConfig(receiveConfig);
1031     }
1032
1033     @Override
1034     public boolean hasCaughtUpWithOldMessages() {
1035         return context.getReceiveHelper().hasCaughtUpWithOldMessages();
1036     }
1037
1038     @Override
1039     public boolean isContactBlocked(final RecipientIdentifier.Single recipient) {
1040         final RecipientId recipientId;
1041         try {
1042             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1043         } catch (UnregisteredRecipientException e) {
1044             return false;
1045         }
1046         return context.getContactHelper().isContactBlocked(recipientId);
1047     }
1048
1049     @Override
1050     public void sendContacts() throws IOException {
1051         context.getSyncHelper().sendContacts();
1052     }
1053
1054     @Override
1055     public List<Recipient> getRecipients(
1056             boolean onlyContacts,
1057             Optional<Boolean> blocked,
1058             Collection<RecipientIdentifier.Single> recipients,
1059             Optional<String> name
1060     ) {
1061         final var recipientIds = recipients.stream().map(a -> {
1062             try {
1063                 return context.getRecipientHelper().resolveRecipient(a);
1064             } catch (UnregisteredRecipientException e) {
1065                 return null;
1066             }
1067         }).filter(Objects::nonNull).collect(Collectors.toSet());
1068         if (!recipients.isEmpty() && recipientIds.isEmpty()) {
1069             return List.of();
1070         }
1071         // refresh profiles of explicitly given recipients
1072         context.getProfileHelper().refreshRecipientProfiles(recipientIds);
1073         return account.getRecipientStore()
1074                 .getRecipients(onlyContacts, blocked, recipientIds, name)
1075                 .stream()
1076                 .map(s -> new Recipient(s.getRecipientId(),
1077                         s.getAddress().toApiRecipientAddress(),
1078                         s.getContact(),
1079                         s.getProfileKey(),
1080                         s.getExpiringProfileKeyCredential(),
1081                         s.getProfile()))
1082                 .toList();
1083     }
1084
1085     @Override
1086     public String getContactOrProfileName(RecipientIdentifier.Single recipient) {
1087         final RecipientId recipientId;
1088         try {
1089             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1090         } catch (UnregisteredRecipientException e) {
1091             return null;
1092         }
1093
1094         final var contact = account.getContactStore().getContact(recipientId);
1095         if (contact != null && !Util.isEmpty(contact.getName())) {
1096             return contact.getName();
1097         }
1098
1099         final var profile = context.getProfileHelper().getRecipientProfile(recipientId);
1100         if (profile != null) {
1101             return profile.getDisplayName();
1102         }
1103
1104         return null;
1105     }
1106
1107     @Override
1108     public Group getGroup(GroupId groupId) {
1109         return toGroup(context.getGroupHelper().getGroup(groupId));
1110     }
1111
1112     @Override
1113     public List<Identity> getIdentities() {
1114         return account.getIdentityKeyStore().getIdentities().stream().map(this::toIdentity).toList();
1115     }
1116
1117     private Identity toIdentity(final IdentityInfo identityInfo) {
1118         if (identityInfo == null) {
1119             return null;
1120         }
1121
1122         final var address = account.getRecipientAddressResolver()
1123                 .resolveRecipientAddress(account.getRecipientResolver().resolveRecipient(identityInfo.getServiceId()));
1124         final var scannableFingerprint = context.getIdentityHelper()
1125                 .computeSafetyNumberForScanning(identityInfo.getServiceId(), identityInfo.getIdentityKey());
1126         return new Identity(address.toApiRecipientAddress(),
1127                 identityInfo.getIdentityKey(),
1128                 context.getIdentityHelper()
1129                         .computeSafetyNumber(identityInfo.getServiceId(), identityInfo.getIdentityKey()),
1130                 scannableFingerprint == null ? null : scannableFingerprint.getSerialized(),
1131                 identityInfo.getTrustLevel(),
1132                 identityInfo.getDateAddedTimestamp());
1133     }
1134
1135     @Override
1136     public List<Identity> getIdentities(RecipientIdentifier.Single recipient) {
1137         ServiceId serviceId;
1138         try {
1139             final var address = account.getRecipientAddressResolver()
1140                     .resolveRecipientAddress(context.getRecipientHelper().resolveRecipient(recipient));
1141             if (address.serviceId().isEmpty()) {
1142                 return List.of();
1143             }
1144             serviceId = address.serviceId().get();
1145         } catch (UnregisteredRecipientException e) {
1146             return List.of();
1147         }
1148         final var identity = account.getIdentityKeyStore().getIdentityInfo(serviceId);
1149         return identity == null ? List.of() : List.of(toIdentity(identity));
1150     }
1151
1152     @Override
1153     public boolean trustIdentityVerified(
1154             RecipientIdentifier.Single recipient, byte[] fingerprint
1155     ) throws UnregisteredRecipientException {
1156         return trustIdentity(recipient, r -> context.getIdentityHelper().trustIdentityVerified(r, fingerprint));
1157     }
1158
1159     @Override
1160     public boolean trustIdentityVerifiedSafetyNumber(
1161             RecipientIdentifier.Single recipient, String safetyNumber
1162     ) throws UnregisteredRecipientException {
1163         return trustIdentity(recipient,
1164                 r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber));
1165     }
1166
1167     @Override
1168     public boolean trustIdentityVerifiedSafetyNumber(
1169             RecipientIdentifier.Single recipient, byte[] safetyNumber
1170     ) throws UnregisteredRecipientException {
1171         return trustIdentity(recipient,
1172                 r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber));
1173     }
1174
1175     @Override
1176     public boolean trustIdentityAllKeys(RecipientIdentifier.Single recipient) throws UnregisteredRecipientException {
1177         return trustIdentity(recipient, r -> context.getIdentityHelper().trustIdentityAllKeys(r));
1178     }
1179
1180     private boolean trustIdentity(
1181             RecipientIdentifier.Single recipient, Function<RecipientId, Boolean> trustMethod
1182     ) throws UnregisteredRecipientException {
1183         final var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1184         final var updated = trustMethod.apply(recipientId);
1185         if (updated && this.isReceiving()) {
1186             context.getReceiveHelper().setNeedsToRetryFailedMessages(true);
1187         }
1188         return updated;
1189     }
1190
1191     @Override
1192     public void addAddressChangedListener(final Runnable listener) {
1193         synchronized (addressChangedListeners) {
1194             addressChangedListeners.add(listener);
1195         }
1196     }
1197
1198     @Override
1199     public void addClosedListener(final Runnable listener) {
1200         synchronized (closedListeners) {
1201             closedListeners.add(listener);
1202         }
1203     }
1204
1205     @Override
1206     public InputStream retrieveAttachment(final String id) throws IOException {
1207         return context.getAttachmentHelper().retrieveAttachment(id).getStream();
1208     }
1209
1210     @Override
1211     public void close() {
1212         Thread thread;
1213         synchronized (messageHandlers) {
1214             weakHandlers.clear();
1215             messageHandlers.clear();
1216             thread = receiveThread;
1217             receiveThread = null;
1218         }
1219         if (thread != null) {
1220             stopReceiveThread(thread);
1221         }
1222         executor.shutdown();
1223
1224         dependencies.getSignalWebSocket().disconnect();
1225         disposable.dispose();
1226
1227         if (account != null) {
1228             account.close();
1229         }
1230
1231         synchronized (closedListeners) {
1232             closedListeners.forEach(Runnable::run);
1233             closedListeners.clear();
1234         }
1235
1236         account = null;
1237     }
1238 }