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.TextStyle;
  44 import org.asamk.signal.manager.api.TypingAction;
  45 import org.asamk.signal.manager.api.UnregisteredRecipientException;
  46 import org.asamk.signal.manager.api.UpdateGroup;
  47 import org.asamk.signal.manager.api.UpdateProfile;
  48 import org.asamk.signal.manager.api.UserStatus;
  49 import org.asamk.signal.manager.config.ServiceEnvironmentConfig;
  50 import org.asamk.signal.manager.groups.GroupId;
  51 import org.asamk.signal.manager.groups.GroupInviteLinkUrl;
  52 import org.asamk.signal.manager.groups.GroupNotFoundException;
  53 import org.asamk.signal.manager.groups.GroupSendingNotAllowedException;
  54 import org.asamk.signal.manager.groups.LastGroupAdminException;
  55 import org.asamk.signal.manager.groups.NotAGroupMemberException;
  56 import org.asamk.signal.manager.helper.AccountFileUpdater;
  57 import org.asamk.signal.manager.helper.Context;
  58 import org.asamk.signal.manager.storage.SignalAccount;
  59 import org.asamk.signal.manager.storage.groups.GroupInfo;
  60 import org.asamk.signal.manager.storage.identities.IdentityInfo;
  61 import org.asamk.signal.manager.storage.recipients.Profile;
  62 import org.asamk.signal.manager.storage.recipients.RecipientId;
  63 import org.asamk.signal.manager.storage.stickerPacks.JsonStickerPack;
  64 import org.asamk.signal.manager.storage.stickerPacks.StickerPackStore;
  65 import org.asamk.signal.manager.storage.stickers.StickerPack;
  66 import org.asamk.signal.manager.util.AttachmentUtils;
  67 import org.asamk.signal.manager.util.KeyUtils;
  68 import org.asamk.signal.manager.util.MimeUtils;
  69 import org.asamk.signal.manager.util.StickerUtils;
  70 import org.signal.libsignal.usernames.BaseUsernameException;
  71 import org.slf4j.Logger;
  72 import org.slf4j.LoggerFactory;
  73 import org.whispersystems.signalservice.api.SignalSessionLock;
  74 import org.whispersystems.signalservice.api.messages.SignalServiceDataMessage;
  75 import org.whispersystems.signalservice.api.messages.SignalServicePreview;
  76 import org.whispersystems.signalservice.api.messages.SignalServiceReceiptMessage;
  77 import org.whispersystems.signalservice.api.messages.SignalServiceTypingMessage;
  78 import org.whispersystems.signalservice.api.push.ACI;
  79 import org.whispersystems.signalservice.api.push.ServiceId;
  80 import org.whispersystems.signalservice.api.util.DeviceNameUtil;
  81 import org.whispersystems.signalservice.api.util.InvalidNumberException;
  82 import org.whispersystems.signalservice.api.util.PhoneNumberFormatter;
  83 import org.whispersystems.signalservice.api.util.StreamDetails;
  84 import org.whispersystems.signalservice.internal.util.Hex;
  85 import org.whispersystems.signalservice.internal.util.Util;
  86
  87 import java.io.ByteArrayInputStream;
  88 import java.io.File;
  89 import java.io.IOException;
  90 import java.io.InputStream;
  91 import java.net.URI;
  92 import java.nio.charset.StandardCharsets;
  93 import java.time.Duration;
  94 import java.util.ArrayList;
  95 import java.util.Collection;
  96 import java.util.HashMap;
  97 import java.util.HashSet;
  98 import java.util.List;
  99 import java.util.Map;
 100 import java.util.Objects;
 101 import java.util.Optional;
 102 import java.util.Set;
 103 import java.util.concurrent.ExecutorService;
 104 import java.util.concurrent.Executors;
 105 import java.util.concurrent.atomic.AtomicInteger;
 106 import java.util.concurrent.locks.ReentrantLock;
 107 import java.util.function.Function;
 108 import java.util.stream.Collectors;
 109 import java.util.stream.Stream;
 110
 111 import io.reactivex.rxjava3.disposables.CompositeDisposable;
 112
 113 class ManagerImpl implements Manager {
 114
 115     private final static Logger logger = LoggerFactory.getLogger(ManagerImpl.class);
 116
 117     private SignalAccount account;
 118     private final SignalDependencies dependencies;
 119     private final Context context;
 120
 121     private final ExecutorService executor = Executors.newCachedThreadPool();
 122
 123     private Thread receiveThread;
 124     private boolean isReceivingSynchronous;
 125     private final Set<ReceiveMessageHandler> weakHandlers = new HashSet<>();
 126     private final Set<ReceiveMessageHandler> messageHandlers = new HashSet<>();
 127     private final List<Runnable> closedListeners = new ArrayList<>();
 128     private final List<Runnable> addressChangedListeners = new ArrayList<>();
 129     private final CompositeDisposable disposable = new CompositeDisposable();
 130
 131     ManagerImpl(
 132             SignalAccount account,
 133             PathConfig pathConfig,
 134             AccountFileUpdater accountFileUpdater,
 135             ServiceEnvironmentConfig serviceEnvironmentConfig,
 136             String userAgent
 137     ) {
 138         this.account = account;
 139
 140         final var sessionLock = new SignalSessionLock() {
 141             private final ReentrantLock LEGACY_LOCK = new ReentrantLock();
 142
 143             @Override
 144             public Lock acquire() {
 145                 LEGACY_LOCK.lock();
 146                 return LEGACY_LOCK::unlock;
 147             }
 148         };
 149         this.dependencies = new SignalDependencies(serviceEnvironmentConfig,
 150                 userAgent,
 151                 account.getCredentialsProvider(),
 152                 account.getSignalServiceDataStore(),
 153                 executor,
 154                 sessionLock);
 155         final var avatarStore = new AvatarStore(pathConfig.avatarsPath());
 156         final var attachmentStore = new AttachmentStore(pathConfig.attachmentsPath());
 157         final var stickerPackStore = new StickerPackStore(pathConfig.stickerPacksPath());
 158
 159         this.context = new Context(account, new AccountFileUpdater() {
 160             @Override
 161             public void updateAccountIdentifiers(final String number, final ACI aci) {
 162                 accountFileUpdater.updateAccountIdentifiers(number, aci);
 163                 synchronized (addressChangedListeners) {
 164                     addressChangedListeners.forEach(Runnable::run);
 165                 }
 166             }
 167
 168             @Override
 169             public void removeAccount() {
 170                 accountFileUpdater.removeAccount();
 171             }
 172         }, dependencies, avatarStore, attachmentStore, stickerPackStore);
 173         this.context.getAccountHelper().setUnregisteredListener(this::close);
 174         this.context.getReceiveHelper().setAuthenticationFailureListener(this::close);
 175         this.context.getReceiveHelper().setCaughtUpWithOldMessagesListener(() -> {
 176             synchronized (this) {
 177                 this.notifyAll();
 178             }
 179         });
 180         disposable.add(account.getIdentityKeyStore().getIdentityChanges().subscribe(serviceId -> {
 181             logger.trace("Archiving old sessions for {}", serviceId);
 182             account.getAciSessionStore().archiveSessions(serviceId);
 183             account.getPniSessionStore().archiveSessions(serviceId);
 184             account.getSenderKeyStore().deleteSharedWith(serviceId);
 185             final var recipientId = account.getRecipientResolver().resolveRecipient(serviceId);
 186             final var profile = account.getProfileStore().getProfile(recipientId);
 187             if (profile != null) {
 188                 account.getProfileStore()
 189                         .storeProfile(recipientId,
 190                                 Profile.newBuilder(profile)
 191                                         .withUnidentifiedAccessMode(Profile.UnidentifiedAccessMode.UNKNOWN)
 192                                         .withLastUpdateTimestamp(0)
 193                                         .build());
 194             }
 195         }));
 196     }
 197
 198     @Override
 199     public String getSelfNumber() {
 200         return account.getNumber();
 201     }
 202
 203     void checkAccountState() throws IOException {
 204         context.getAccountHelper().checkAccountState();
 205     }
 206
 207     @Override
 208     public Map<String, UserStatus> getUserStatus(Set<String> numbers) throws IOException {
 209         final var canonicalizedNumbers = numbers.stream().collect(Collectors.toMap(n -> n, n -> {
 210             try {
 211                 final var canonicalizedNumber = PhoneNumberFormatter.formatNumber(n, account.getNumber());
 212                 if (!canonicalizedNumber.equals(n)) {
 213                     logger.debug("Normalized number {} to {}.", n, canonicalizedNumber);
 214                 }
 215                 return canonicalizedNumber;
 216             } catch (InvalidNumberException e) {
 217                 return "";
 218             }
 219         }));
 220
 221         // Note "registeredUsers" has no optionals. It only gives us info on users who are registered
 222         final var canonicalizedNumbersSet = canonicalizedNumbers.values()
 223                 .stream()
 224                 .filter(s -> !s.isEmpty())
 225                 .collect(Collectors.toSet());
 226         final var registeredUsers = context.getRecipientHelper().getRegisteredUsers(canonicalizedNumbersSet);
 227
 228         return numbers.stream().collect(Collectors.toMap(n -> n, n -> {
 229             final var number = canonicalizedNumbers.get(n);
 230             final var user = registeredUsers.get(number);
 231             final var serviceId = user == null ? null : user.getServiceId();
 232             final var profile = serviceId == null
 233                     ? null
 234                     : context.getProfileHelper()
 235                             .getRecipientProfile(account.getRecipientResolver().resolveRecipient(serviceId));
 236             return new UserStatus(number.isEmpty() ? null : number,
 237                     serviceId == null ? null : serviceId.uuid(),
 238                     profile != null
 239                             && profile.getUnidentifiedAccessMode() == Profile.UnidentifiedAccessMode.UNRESTRICTED);
 240         }));
 241     }
 242
 243     @Override
 244     public void updateAccountAttributes(String deviceName) throws IOException {
 245         if (deviceName != null) {
 246             context.getAccountHelper().setDeviceName(deviceName);
 247         }
 248         context.getAccountHelper().updateAccountAttributes();
 249         context.getAccountHelper().checkWhoAmiI();
 250     }
 251
 252     @Override
 253     public Configuration getConfiguration() {
 254         final var configurationStore = account.getConfigurationStore();
 255         return Configuration.from(configurationStore);
 256     }
 257
 258     @Override
 259     public void updateConfiguration(
 260             Configuration configuration
 261     ) throws NotPrimaryDeviceException {
 262         if (!account.isPrimaryDevice()) {
 263             throw new NotPrimaryDeviceException();
 264         }
 265
 266         final var configurationStore = account.getConfigurationStore();
 267         if (configuration.readReceipts().isPresent()) {
 268             configurationStore.setReadReceipts(configuration.readReceipts().get());
 269         }
 270         if (configuration.unidentifiedDeliveryIndicators().isPresent()) {
 271             configurationStore.setUnidentifiedDeliveryIndicators(configuration.unidentifiedDeliveryIndicators().get());
 272         }
 273         if (configuration.typingIndicators().isPresent()) {
 274             configurationStore.setTypingIndicators(configuration.typingIndicators().get());
 275         }
 276         if (configuration.linkPreviews().isPresent()) {
 277             configurationStore.setLinkPreviews(configuration.linkPreviews().get());
 278         }
 279         context.getSyncHelper().sendConfigurationMessage();
 280     }
 281
 282     @Override
 283     public void updateProfile(UpdateProfile updateProfile) throws IOException {
 284         context.getProfileHelper()
 285                 .setProfile(updateProfile.getGivenName(),
 286                         updateProfile.getFamilyName(),
 287                         updateProfile.getAbout(),
 288                         updateProfile.getAboutEmoji(),
 289                         updateProfile.isDeleteAvatar()
 290                                 ? Optional.empty()
 291                                 : updateProfile.getAvatar() == null ? null : Optional.of(updateProfile.getAvatar()),
 292                         updateProfile.getMobileCoinAddress());
 293         context.getSyncHelper().sendSyncFetchProfileMessage();
 294     }
 295
 296     void refreshCurrentUsername() throws IOException, BaseUsernameException {
 297         context.getAccountHelper().refreshCurrentUsername();
 298     }
 299
 300     @Override
 301     public String setUsername(final String username) throws IOException, InvalidUsernameException {
 302         try {
 303             return context.getAccountHelper().reserveUsername(username);
 304         } catch (BaseUsernameException e) {
 305             throw new InvalidUsernameException(e.getMessage() + " (" + e.getClass().getSimpleName() + ")", e);
 306         }
 307     }
 308
 309     @Override
 310     public void deleteUsername() throws IOException {
 311         context.getAccountHelper().deleteUsername();
 312     }
 313
 314     @Override
 315     public void unregister() throws IOException {
 316         context.getAccountHelper().unregister();
 317     }
 318
 319     @Override
 320     public void deleteAccount() throws IOException {
 321         context.getAccountHelper().deleteAccount();
 322     }
 323
 324     @Override
 325     public void submitRateLimitRecaptchaChallenge(String challenge, String captcha) throws IOException {
 326         captcha = captcha == null ? null : captcha.replace("signalcaptcha://", "");
 327
 328         dependencies.getAccountManager().submitRateLimitRecaptchaChallenge(challenge, captcha);
 329     }
 330
 331     @Override
 332     public List<Device> getLinkedDevices() throws IOException {
 333         var devices = dependencies.getAccountManager().getDevices();
 334         account.setMultiDevice(devices.size() > 1);
 335         var identityKey = account.getAciIdentityKeyPair().getPrivateKey();
 336         return devices.stream().map(d -> {
 337             String deviceName = d.getName();
 338             if (deviceName != null) {
 339                 try {
 340                     deviceName = DeviceNameUtil.decryptDeviceName(deviceName, identityKey);
 341                 } catch (IOException e) {
 342                     logger.debug("Failed to decrypt device name, maybe plain text?", e);
 343                 }
 344             }
 345             return new Device(d.getId(),
 346                     deviceName,
 347                     d.getCreated(),
 348                     d.getLastSeen(),
 349                     d.getId() == account.getDeviceId());
 350         }).toList();
 351     }
 352
 353     @Override
 354     public void removeLinkedDevices(int deviceId) throws IOException {
 355         context.getAccountHelper().removeLinkedDevices(deviceId);
 356     }
 357
 358     @Override
 359     public void addDeviceLink(URI linkUri) throws IOException, InvalidDeviceLinkException {
 360         var deviceLinkInfo = DeviceLinkInfo.parseDeviceLinkUri(linkUri);
 361         context.getAccountHelper().addDevice(deviceLinkInfo);
 362     }
 363
 364     @Override
 365     public void setRegistrationLockPin(Optional<String> pin) throws IOException, NotPrimaryDeviceException {
 366         if (!account.isPrimaryDevice()) {
 367             throw new NotPrimaryDeviceException();
 368         }
 369         if (pin.isPresent()) {
 370             context.getAccountHelper().setRegistrationPin(pin.get());
 371         } else {
 372             context.getAccountHelper().removeRegistrationPin();
 373         }
 374     }
 375
 376     void refreshPreKeys() throws IOException {
 377         context.getPreKeyHelper().refreshPreKeys();
 378     }
 379
 380     @Override
 381     public Profile getRecipientProfile(RecipientIdentifier.Single recipient) throws UnregisteredRecipientException {
 382         return context.getProfileHelper().getRecipientProfile(context.getRecipientHelper().resolveRecipient(recipient));
 383     }
 384
 385     @Override
 386     public List<Group> getGroups() {
 387         return account.getGroupStore().getGroups().stream().map(this::toGroup).toList();
 388     }
 389
 390     private Group toGroup(final GroupInfo groupInfo) {
 391         if (groupInfo == null) {
 392             return null;
 393         }
 394
 395         return Group.from(groupInfo, account.getRecipientAddressResolver(), account.getSelfRecipientId());
 396     }
 397
 398     @Override
 399     public SendGroupMessageResults quitGroup(
 400             GroupId groupId, Set<RecipientIdentifier.Single> groupAdmins
 401     ) throws GroupNotFoundException, IOException, NotAGroupMemberException, LastGroupAdminException, UnregisteredRecipientException {
 402         final var newAdmins = context.getRecipientHelper().resolveRecipients(groupAdmins);
 403         return context.getGroupHelper().quitGroup(groupId, newAdmins);
 404     }
 405
 406     @Override
 407     public void deleteGroup(GroupId groupId) throws IOException {
 408         final var group = context.getGroupHelper().getGroup(groupId);
 409         if (group.isMember(account.getSelfRecipientId())) {
 410             throw new IOException(
 411                     "The local group information cannot be removed, as the user is still a member of the group");
 412         }
 413         context.getGroupHelper().deleteGroup(groupId);
 414     }
 415
 416     @Override
 417     public Pair<GroupId, SendGroupMessageResults> createGroup(
 418             String name, Set<RecipientIdentifier.Single> members, String avatarFile
 419     ) throws IOException, AttachmentInvalidException, UnregisteredRecipientException {
 420         return context.getGroupHelper()
 421                 .createGroup(name,
 422                         members == null ? null : context.getRecipientHelper().resolveRecipients(members),
 423                         avatarFile);
 424     }
 425
 426     @Override
 427     public SendGroupMessageResults updateGroup(
 428             final GroupId groupId, final UpdateGroup updateGroup
 429     ) throws IOException, GroupNotFoundException, AttachmentInvalidException, NotAGroupMemberException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 430         return context.getGroupHelper()
 431                 .updateGroup(groupId,
 432                         updateGroup.getName(),
 433                         updateGroup.getDescription(),
 434                         updateGroup.getMembers() == null
 435                                 ? null
 436                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getMembers()),
 437                         updateGroup.getRemoveMembers() == null
 438                                 ? null
 439                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveMembers()),
 440                         updateGroup.getAdmins() == null
 441                                 ? null
 442                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getAdmins()),
 443                         updateGroup.getRemoveAdmins() == null
 444                                 ? null
 445                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveAdmins()),
 446                         updateGroup.getBanMembers() == null
 447                                 ? null
 448                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getBanMembers()),
 449                         updateGroup.getUnbanMembers() == null
 450                                 ? null
 451                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getUnbanMembers()),
 452                         updateGroup.isResetGroupLink(),
 453                         updateGroup.getGroupLinkState(),
 454                         updateGroup.getAddMemberPermission(),
 455                         updateGroup.getEditDetailsPermission(),
 456                         updateGroup.getAvatarFile(),
 457                         updateGroup.getExpirationTimer(),
 458                         updateGroup.getIsAnnouncementGroup());
 459     }
 460
 461     @Override
 462     public Pair<GroupId, SendGroupMessageResults> joinGroup(
 463             GroupInviteLinkUrl inviteLinkUrl
 464     ) throws IOException, InactiveGroupLinkException, PendingAdminApprovalException {
 465         return context.getGroupHelper().joinGroup(inviteLinkUrl);
 466     }
 467
 468     private SendMessageResults sendMessage(
 469             SignalServiceDataMessage.Builder messageBuilder, Set<RecipientIdentifier> recipients
 470     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 471         return sendMessage(messageBuilder, recipients, Optional.empty());
 472     }
 473
 474     private SendMessageResults sendMessage(
 475             SignalServiceDataMessage.Builder messageBuilder,
 476             Set<RecipientIdentifier> recipients,
 477             Optional<Long> editTargetTimestamp
 478     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 479         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 480         long timestamp = System.currentTimeMillis();
 481         messageBuilder.withTimestamp(timestamp);
 482         for (final var recipient : recipients) {
 483             if (recipient instanceof RecipientIdentifier.Single single) {
 484                 try {
 485                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 486                     final var result = context.getSendHelper()
 487                             .sendMessage(messageBuilder, recipientId, editTargetTimestamp);
 488                     results.put(recipient, List.of(toSendMessageResult(result)));
 489                 } catch (UnregisteredRecipientException e) {
 490                     results.put(recipient,
 491                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 492                 }
 493             } else if (recipient instanceof RecipientIdentifier.NoteToSelf) {
 494                 final var result = context.getSendHelper().sendSelfMessage(messageBuilder, editTargetTimestamp);
 495                 results.put(recipient, List.of(toSendMessageResult(result)));
 496             } else if (recipient instanceof RecipientIdentifier.Group group) {
 497                 final var result = context.getSendHelper()
 498                         .sendAsGroupMessage(messageBuilder, group.groupId(), editTargetTimestamp);
 499                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 500             }
 501         }
 502         return new SendMessageResults(timestamp, results);
 503     }
 504
 505     private SendMessageResult toSendMessageResult(final org.whispersystems.signalservice.api.messages.SendMessageResult result) {
 506         return SendMessageResult.from(result, account.getRecipientResolver(), account.getRecipientAddressResolver());
 507     }
 508
 509     private SendMessageResults sendTypingMessage(
 510             SignalServiceTypingMessage.Action action, Set<RecipientIdentifier> recipients
 511     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 512         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 513         final var timestamp = System.currentTimeMillis();
 514         for (var recipient : recipients) {
 515             if (recipient instanceof RecipientIdentifier.Single single) {
 516                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.empty());
 517                 try {
 518                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 519                     final var result = context.getSendHelper().sendTypingMessage(message, recipientId);
 520                     results.put(recipient, List.of(toSendMessageResult(result)));
 521                 } catch (UnregisteredRecipientException e) {
 522                     results.put(recipient,
 523                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 524                 }
 525             } else if (recipient instanceof RecipientIdentifier.Group) {
 526                 final var groupId = ((RecipientIdentifier.Group) recipient).groupId();
 527                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.of(groupId.serialize()));
 528                 final var result = context.getSendHelper().sendGroupTypingMessage(message, groupId);
 529                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 530             }
 531         }
 532         return new SendMessageResults(timestamp, results);
 533     }
 534
 535     @Override
 536     public SendMessageResults sendTypingMessage(
 537             TypingAction action, Set<RecipientIdentifier> recipients
 538     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 539         return sendTypingMessage(action.toSignalService(), recipients);
 540     }
 541
 542     @Override
 543     public SendMessageResults sendReadReceipt(
 544             RecipientIdentifier.Single sender, List<Long> messageIds
 545     ) {
 546         final var timestamp = System.currentTimeMillis();
 547         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.READ,
 548                 messageIds,
 549                 timestamp);
 550
 551         return sendReceiptMessage(sender, timestamp, receiptMessage);
 552     }
 553
 554     @Override
 555     public SendMessageResults sendViewedReceipt(
 556             RecipientIdentifier.Single sender, List<Long> messageIds
 557     ) {
 558         final var timestamp = System.currentTimeMillis();
 559         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.VIEWED,
 560                 messageIds,
 561                 timestamp);
 562
 563         return sendReceiptMessage(sender, timestamp, receiptMessage);
 564     }
 565
 566     private SendMessageResults sendReceiptMessage(
 567             final RecipientIdentifier.Single sender,
 568             final long timestamp,
 569             final SignalServiceReceiptMessage receiptMessage
 570     ) {
 571         try {
 572             final var result = context.getSendHelper()
 573                     .sendReceiptMessage(receiptMessage, context.getRecipientHelper().resolveRecipient(sender));
 574             return new SendMessageResults(timestamp, Map.of(sender, List.of(toSendMessageResult(result))));
 575         } catch (UnregisteredRecipientException e) {
 576             return new SendMessageResults(timestamp,
 577                     Map.of(sender, List.of(SendMessageResult.unregisteredFailure(sender.toPartialRecipientAddress()))));
 578         }
 579     }
 580
 581     @Override
 582     public SendMessageResults sendMessage(
 583             Message message, Set<RecipientIdentifier> recipients
 584     ) throws IOException, AttachmentInvalidException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException, InvalidStickerException {
 585         final var selfProfile = context.getProfileHelper().getSelfProfile();
 586         if (selfProfile == null || selfProfile.getDisplayName().isEmpty()) {
 587             logger.warn(
 588                     "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.");
 589         }
 590         final var messageBuilder = SignalServiceDataMessage.newBuilder();
 591         applyMessage(messageBuilder, message);
 592         return sendMessage(messageBuilder, recipients);
 593     }
 594
 595     @Override
 596     public SendMessageResults sendEditMessage(
 597             Message message, Set<RecipientIdentifier> recipients, long editTargetTimestamp
 598     ) throws IOException, AttachmentInvalidException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException, InvalidStickerException {
 599         final var messageBuilder = SignalServiceDataMessage.newBuilder();
 600         applyMessage(messageBuilder, message);
 601         return sendMessage(messageBuilder, recipients, Optional.of(editTargetTimestamp));
 602     }
 603
 604     private void applyMessage(
 605             final SignalServiceDataMessage.Builder messageBuilder, final Message message
 606     ) throws AttachmentInvalidException, IOException, UnregisteredRecipientException, InvalidStickerException {
 607         if (message.messageText().length() > 2000) {
 608             final var messageBytes = message.messageText().getBytes(StandardCharsets.UTF_8);
 609             final var textAttachment = AttachmentUtils.createAttachmentStream(new StreamDetails(new ByteArrayInputStream(
 610                     messageBytes), MimeUtils.LONG_TEXT, messageBytes.length), Optional.empty());
 611             messageBuilder.withBody(message.messageText().substring(0, 2000));
 612             messageBuilder.withAttachment(context.getAttachmentHelper().uploadAttachment(textAttachment));
 613         } else {
 614             messageBuilder.withBody(message.messageText());
 615         }
 616         if (message.attachments().size() > 0) {
 617             messageBuilder.withAttachments(context.getAttachmentHelper().uploadAttachments(message.attachments()));
 618         }
 619         if (message.mentions().size() > 0) {
 620             messageBuilder.withMentions(resolveMentions(message.mentions()));
 621         }
 622         if (message.textStyles().size() > 0) {
 623             messageBuilder.withBodyRanges(message.textStyles().stream().map(TextStyle::toBodyRange).toList());
 624         }
 625         if (message.quote().isPresent()) {
 626             final var quote = message.quote().get();
 627             messageBuilder.withQuote(new SignalServiceDataMessage.Quote(quote.timestamp(),
 628                     context.getRecipientHelper()
 629                             .resolveSignalServiceAddress(context.getRecipientHelper().resolveRecipient(quote.author()))
 630                             .getServiceId(),
 631                     quote.message(),
 632                     List.of(),
 633                     resolveMentions(quote.mentions()),
 634                     SignalServiceDataMessage.Quote.Type.NORMAL,
 635                     quote.textStyles().stream().map(TextStyle::toBodyRange).toList()));
 636         }
 637         if (message.sticker().isPresent()) {
 638             final var sticker = message.sticker().get();
 639             final var packId = StickerPackId.deserialize(sticker.packId());
 640             final var stickerId = sticker.stickerId();
 641
 642             final var stickerPack = context.getAccount().getStickerStore().getStickerPack(packId);
 643             if (stickerPack == null) {
 644                 throw new InvalidStickerException("Sticker pack not found");
 645             }
 646             final var manifest = context.getStickerHelper().getOrRetrieveStickerPack(packId, stickerPack.packKey());
 647             if (manifest.stickers().size() <= stickerId) {
 648                 throw new InvalidStickerException("Sticker id not part of this pack");
 649             }
 650             final var manifestSticker = manifest.stickers().get(stickerId);
 651             final var streamDetails = context.getStickerPackStore().retrieveSticker(packId, stickerId);
 652             if (streamDetails == null) {
 653                 throw new InvalidStickerException("Missing local sticker file");
 654             }
 655             messageBuilder.withSticker(new SignalServiceDataMessage.Sticker(packId.serialize(),
 656                     stickerPack.packKey(),
 657                     stickerId,
 658                     manifestSticker.emoji(),
 659                     AttachmentUtils.createAttachmentStream(streamDetails, Optional.empty())));
 660         }
 661         if (message.previews().size() > 0) {
 662             final var previews = new ArrayList<SignalServicePreview>(message.previews().size());
 663             for (final var p : message.previews()) {
 664                 final var image = p.image().isPresent() ? context.getAttachmentHelper()
 665                         .uploadAttachment(p.image().get()) : null;
 666                 previews.add(new SignalServicePreview(p.url(),
 667                         p.title(),
 668                         p.description(),
 669                         0,
 670                         Optional.ofNullable(image)));
 671             }
 672             messageBuilder.withPreviews(previews);
 673         }
 674         if (message.storyReply().isPresent()) {
 675             final var storyReply = message.storyReply().get();
 676             final var authorServiceId = context.getRecipientHelper()
 677                     .resolveSignalServiceAddress(context.getRecipientHelper().resolveRecipient(storyReply.author()))
 678                     .getServiceId();
 679             messageBuilder.withStoryContext(new SignalServiceDataMessage.StoryContext(authorServiceId,
 680                     storyReply.timestamp()));
 681         }
 682     }
 683
 684     private ArrayList<SignalServiceDataMessage.Mention> resolveMentions(final List<Message.Mention> mentionList) throws UnregisteredRecipientException {
 685         final var mentions = new ArrayList<SignalServiceDataMessage.Mention>();
 686         for (final var m : mentionList) {
 687             final var recipientId = context.getRecipientHelper().resolveRecipient(m.recipient());
 688             mentions.add(new SignalServiceDataMessage.Mention(context.getRecipientHelper()
 689                     .resolveSignalServiceAddress(recipientId)
 690                     .getServiceId(), m.start(), m.length()));
 691         }
 692         return mentions;
 693     }
 694
 695     @Override
 696     public SendMessageResults sendRemoteDeleteMessage(
 697             long targetSentTimestamp, Set<RecipientIdentifier> recipients
 698     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 699         var delete = new SignalServiceDataMessage.RemoteDelete(targetSentTimestamp);
 700         final var messageBuilder = SignalServiceDataMessage.newBuilder().withRemoteDelete(delete);
 701         for (final var recipient : recipients) {
 702             if (recipient instanceof RecipientIdentifier.Uuid u) {
 703                 account.getMessageSendLogStore()
 704                         .deleteEntryForRecipientNonGroup(targetSentTimestamp, ServiceId.from(u.uuid()));
 705             } else if (recipient instanceof RecipientIdentifier.Single r) {
 706                 try {
 707                     final var recipientId = context.getRecipientHelper().resolveRecipient(r);
 708                     final var address = account.getRecipientAddressResolver().resolveRecipientAddress(recipientId);
 709                     if (address.serviceId().isPresent()) {
 710                         account.getMessageSendLogStore()
 711                                 .deleteEntryForRecipientNonGroup(targetSentTimestamp, address.serviceId().get());
 712                     }
 713                 } catch (UnregisteredRecipientException ignored) {
 714                 }
 715             } else if (recipient instanceof RecipientIdentifier.Group r) {
 716                 account.getMessageSendLogStore().deleteEntryForGroup(targetSentTimestamp, r.groupId());
 717             }
 718         }
 719         return sendMessage(messageBuilder, recipients);
 720     }
 721
 722     @Override
 723     public SendMessageResults sendMessageReaction(
 724             String emoji,
 725             boolean remove,
 726             RecipientIdentifier.Single targetAuthor,
 727             long targetSentTimestamp,
 728             Set<RecipientIdentifier> recipients,
 729             final boolean isStory
 730     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 731         var targetAuthorRecipientId = context.getRecipientHelper().resolveRecipient(targetAuthor);
 732         final var authorServiceId = context.getRecipientHelper()
 733                 .resolveSignalServiceAddress(targetAuthorRecipientId)
 734                 .getServiceId();
 735         var reaction = new SignalServiceDataMessage.Reaction(emoji, remove, authorServiceId, targetSentTimestamp);
 736         final var messageBuilder = SignalServiceDataMessage.newBuilder().withReaction(reaction);
 737         if (isStory) {
 738             messageBuilder.withStoryContext(new SignalServiceDataMessage.StoryContext(authorServiceId,
 739                     targetSentTimestamp));
 740         }
 741         return sendMessage(messageBuilder, recipients);
 742     }
 743
 744     @Override
 745     public SendMessageResults sendPaymentNotificationMessage(
 746             byte[] receipt, String note, RecipientIdentifier.Single recipient
 747     ) throws IOException {
 748         final var paymentNotification = new SignalServiceDataMessage.PaymentNotification(receipt, note);
 749         final var payment = new SignalServiceDataMessage.Payment(paymentNotification, null);
 750         final var messageBuilder = SignalServiceDataMessage.newBuilder().withPayment(payment);
 751         try {
 752             return sendMessage(messageBuilder, Set.of(recipient));
 753         } catch (NotAGroupMemberException | GroupNotFoundException | GroupSendingNotAllowedException e) {
 754             throw new AssertionError(e);
 755         }
 756     }
 757
 758     @Override
 759     public SendMessageResults sendEndSessionMessage(Set<RecipientIdentifier.Single> recipients) throws IOException {
 760         var messageBuilder = SignalServiceDataMessage.newBuilder().asEndSessionMessage();
 761
 762         try {
 763             return sendMessage(messageBuilder,
 764                     recipients.stream().map(RecipientIdentifier.class::cast).collect(Collectors.toSet()));
 765         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 766             throw new AssertionError(e);
 767         } finally {
 768             for (var recipient : recipients) {
 769                 final RecipientId recipientId;
 770                 try {
 771                     recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 772                 } catch (UnregisteredRecipientException e) {
 773                     continue;
 774                 }
 775                 final var serviceId = context.getAccount()
 776                         .getRecipientAddressResolver()
 777                         .resolveRecipientAddress(recipientId)
 778                         .serviceId();
 779                 if (serviceId.isPresent()) {
 780                     account.getAciSessionStore().deleteAllSessions(serviceId.get());
 781                 }
 782             }
 783         }
 784     }
 785
 786     @Override
 787     public void deleteRecipient(final RecipientIdentifier.Single recipient) {
 788         final var recipientIdOptional = context.getRecipientHelper().resolveRecipientOptional(recipient);
 789         if (recipientIdOptional.isPresent()) {
 790             account.removeRecipient(recipientIdOptional.get());
 791         }
 792     }
 793
 794     @Override
 795     public void deleteContact(final RecipientIdentifier.Single recipient) {
 796         final var recipientIdOptional = context.getRecipientHelper().resolveRecipientOptional(recipient);
 797         if (recipientIdOptional.isPresent()) {
 798             account.getContactStore().deleteContact(recipientIdOptional.get());
 799         }
 800     }
 801
 802     @Override
 803     public void setContactName(
 804             RecipientIdentifier.Single recipient, String givenName, final String familyName
 805     ) throws NotPrimaryDeviceException, UnregisteredRecipientException {
 806         if (!account.isPrimaryDevice()) {
 807             throw new NotPrimaryDeviceException();
 808         }
 809         context.getContactHelper()
 810                 .setContactName(context.getRecipientHelper().resolveRecipient(recipient), givenName, familyName);
 811     }
 812
 813     @Override
 814     public void setContactsBlocked(
 815             Collection<RecipientIdentifier.Single> recipients, boolean blocked
 816     ) throws NotPrimaryDeviceException, IOException, UnregisteredRecipientException {
 817         if (!account.isPrimaryDevice()) {
 818             throw new NotPrimaryDeviceException();
 819         }
 820         if (recipients.size() == 0) {
 821             return;
 822         }
 823         final var recipientIds = context.getRecipientHelper().resolveRecipients(recipients);
 824         final var selfRecipientId = account.getSelfRecipientId();
 825         boolean shouldRotateProfileKey = false;
 826         for (final var recipientId : recipientIds) {
 827             if (context.getContactHelper().isContactBlocked(recipientId) == blocked) {
 828                 continue;
 829             }
 830             context.getContactHelper().setContactBlocked(recipientId, blocked);
 831             // if we don't have a common group with the blocked contact we need to rotate the profile key
 832             shouldRotateProfileKey = blocked && (
 833                     shouldRotateProfileKey || account.getGroupStore()
 834                             .getGroups()
 835                             .stream()
 836                             .noneMatch(g -> g.isMember(selfRecipientId) && g.isMember(recipientId))
 837             );
 838         }
 839         if (shouldRotateProfileKey) {
 840             context.getProfileHelper().rotateProfileKey();
 841         }
 842         context.getSyncHelper().sendBlockedList();
 843     }
 844
 845     @Override
 846     public void setGroupsBlocked(
 847             final Collection<GroupId> groupIds, final boolean blocked
 848     ) throws GroupNotFoundException, NotPrimaryDeviceException, IOException {
 849         if (!account.isPrimaryDevice()) {
 850             throw new NotPrimaryDeviceException();
 851         }
 852         if (groupIds.size() == 0) {
 853             return;
 854         }
 855         boolean shouldRotateProfileKey = false;
 856         for (final var groupId : groupIds) {
 857             if (context.getGroupHelper().isGroupBlocked(groupId) == blocked) {
 858                 continue;
 859             }
 860             context.getGroupHelper().setGroupBlocked(groupId, blocked);
 861             shouldRotateProfileKey = blocked;
 862         }
 863         if (shouldRotateProfileKey) {
 864             context.getProfileHelper().rotateProfileKey();
 865         }
 866         context.getSyncHelper().sendBlockedList();
 867     }
 868
 869     @Override
 870     public void setExpirationTimer(
 871             RecipientIdentifier.Single recipient, int messageExpirationTimer
 872     ) throws IOException, UnregisteredRecipientException {
 873         var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 874         context.getContactHelper().setExpirationTimer(recipientId, messageExpirationTimer);
 875         final var messageBuilder = SignalServiceDataMessage.newBuilder().asExpirationUpdate();
 876         try {
 877             sendMessage(messageBuilder, Set.of(recipient));
 878         } catch (NotAGroupMemberException | GroupNotFoundException | GroupSendingNotAllowedException e) {
 879             throw new AssertionError(e);
 880         }
 881     }
 882
 883     @Override
 884     public StickerPackUrl uploadStickerPack(File path) throws IOException, StickerPackInvalidException {
 885         var manifest = StickerUtils.getSignalServiceStickerManifestUpload(path);
 886
 887         var messageSender = dependencies.getMessageSender();
 888
 889         var packKey = KeyUtils.createStickerUploadKey();
 890         var packIdString = messageSender.uploadStickerManifest(manifest, packKey);
 891         var packId = StickerPackId.deserialize(Hex.fromStringCondensed(packIdString));
 892
 893         var sticker = new StickerPack(packId, packKey);
 894         account.getStickerStore().addStickerPack(sticker);
 895
 896         return new StickerPackUrl(packId, packKey);
 897     }
 898
 899     @Override
 900     public List<org.asamk.signal.manager.api.StickerPack> getStickerPacks() {
 901         final var stickerPackStore = context.getStickerPackStore();
 902         return account.getStickerStore().getStickerPacks().stream().map(pack -> {
 903             if (stickerPackStore.existsStickerPack(pack.packId())) {
 904                 try {
 905                     final var manifest = stickerPackStore.retrieveManifest(pack.packId());
 906                     return new org.asamk.signal.manager.api.StickerPack(pack.packId(),
 907                             new StickerPackUrl(pack.packId(), pack.packKey()),
 908                             pack.isInstalled(),
 909                             manifest.title(),
 910                             manifest.author(),
 911                             Optional.ofNullable(manifest.cover() == null ? null : manifest.cover().toApi()),
 912                             manifest.stickers().stream().map(JsonStickerPack.JsonSticker::toApi).toList());
 913                 } catch (Exception e) {
 914                     logger.warn("Failed to read local sticker pack manifest: {}", e.getMessage(), e);
 915                 }
 916             }
 917
 918             return new org.asamk.signal.manager.api.StickerPack(pack.packId(), pack.packKey(), pack.isInstalled());
 919         }).toList();
 920     }
 921
 922     @Override
 923     public void requestAllSyncData() throws IOException {
 924         context.getSyncHelper().requestAllSyncData();
 925         retrieveRemoteStorage();
 926     }
 927
 928     void retrieveRemoteStorage() throws IOException {
 929         context.getStorageHelper().readDataFromStorage();
 930     }
 931
 932     @Override
 933     public void addReceiveHandler(final ReceiveMessageHandler handler, final boolean isWeakListener) {
 934         synchronized (messageHandlers) {
 935             if (isWeakListener) {
 936                 weakHandlers.add(handler);
 937             } else {
 938                 messageHandlers.add(handler);
 939                 startReceiveThreadIfRequired();
 940             }
 941         }
 942     }
 943
 944     private static final AtomicInteger threadNumber = new AtomicInteger(0);
 945
 946     private void startReceiveThreadIfRequired() {
 947         if (receiveThread != null || isReceivingSynchronous) {
 948             return;
 949         }
 950         receiveThread = new Thread(() -> {
 951             logger.debug("Starting receiving messages");
 952             context.getReceiveHelper().receiveMessagesContinuously(this::passReceivedMessageToHandlers);
 953             logger.debug("Finished receiving messages");
 954             synchronized (messageHandlers) {
 955                 receiveThread = null;
 956
 957                 // Check if in the meantime another handler has been registered
 958                 if (!messageHandlers.isEmpty()) {
 959                     logger.debug("Another handler has been registered, starting receive thread again");
 960                     startReceiveThreadIfRequired();
 961                 }
 962             }
 963         });
 964         receiveThread.setName("receive-" + threadNumber.getAndIncrement());
 965
 966         receiveThread.start();
 967     }
 968
 969     private void passReceivedMessageToHandlers(MessageEnvelope envelope, Throwable e) {
 970         synchronized (messageHandlers) {
 971             Stream.concat(messageHandlers.stream(), weakHandlers.stream()).forEach(h -> {
 972                 try {
 973                     h.handleMessage(envelope, e);
 974                 } catch (Throwable ex) {
 975                     logger.warn("Message handler failed, ignoring", ex);
 976                 }
 977             });
 978         }
 979     }
 980
 981     @Override
 982     public void removeReceiveHandler(final ReceiveMessageHandler handler) {
 983         final Thread thread;
 984         synchronized (messageHandlers) {
 985             weakHandlers.remove(handler);
 986             messageHandlers.remove(handler);
 987             if (!messageHandlers.isEmpty() || receiveThread == null || isReceivingSynchronous) {
 988                 return;
 989             }
 990             thread = receiveThread;
 991             receiveThread = null;
 992         }
 993
 994         stopReceiveThread(thread);
 995     }
 996
 997     private void stopReceiveThread(final Thread thread) {
 998         if (context.getReceiveHelper().requestStopReceiveMessages()) {
 999             logger.debug("Receive stop requested, interrupting read from server.");
1000             thread.interrupt();
1001         }
1002         try {
1003             thread.join();
1004         } catch (InterruptedException ignored) {
1005         }
1006     }
1007
1008     @Override
1009     public boolean isReceiving() {
1010         if (isReceivingSynchronous) {
1011             return true;
1012         }
1013         synchronized (messageHandlers) {
1014             return messageHandlers.size() > 0;
1015         }
1016     }
1017
1018     @Override
1019     public void receiveMessages(
1020             Optional<Duration> timeout, Optional<Integer> maxMessages, ReceiveMessageHandler handler
1021     ) throws IOException, AlreadyReceivingException {
1022         receiveMessages(timeout.orElse(Duration.ofMinutes(1)), timeout.isPresent(), maxMessages.orElse(null), handler);
1023     }
1024
1025     private void receiveMessages(
1026             Duration timeout, boolean returnOnTimeout, Integer maxMessages, ReceiveMessageHandler handler
1027     ) throws IOException, AlreadyReceivingException {
1028         synchronized (messageHandlers) {
1029             if (isReceiving()) {
1030                 throw new AlreadyReceivingException("Already receiving message.");
1031             }
1032             isReceivingSynchronous = true;
1033             receiveThread = Thread.currentThread();
1034         }
1035         try {
1036             context.getReceiveHelper().receiveMessages(timeout, returnOnTimeout, maxMessages, (envelope, e) -> {
1037                 passReceivedMessageToHandlers(envelope, e);
1038                 handler.handleMessage(envelope, e);
1039             });
1040         } finally {
1041             synchronized (messageHandlers) {
1042                 receiveThread = null;
1043                 isReceivingSynchronous = false;
1044                 if (messageHandlers.size() > 0) {
1045                     startReceiveThreadIfRequired();
1046                 }
1047             }
1048         }
1049     }
1050
1051     @Override
1052     public void setReceiveConfig(final ReceiveConfig receiveConfig) {
1053         context.getReceiveHelper().setReceiveConfig(receiveConfig);
1054     }
1055
1056     @Override
1057     public boolean hasCaughtUpWithOldMessages() {
1058         return context.getReceiveHelper().hasCaughtUpWithOldMessages();
1059     }
1060
1061     @Override
1062     public boolean isContactBlocked(final RecipientIdentifier.Single recipient) {
1063         final RecipientId recipientId;
1064         try {
1065             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1066         } catch (UnregisteredRecipientException e) {
1067             return false;
1068         }
1069         return context.getContactHelper().isContactBlocked(recipientId);
1070     }
1071
1072     @Override
1073     public void sendContacts() throws IOException {
1074         context.getSyncHelper().sendContacts();
1075     }
1076
1077     @Override
1078     public List<Recipient> getRecipients(
1079             boolean onlyContacts,
1080             Optional<Boolean> blocked,
1081             Collection<RecipientIdentifier.Single> recipients,
1082             Optional<String> name
1083     ) {
1084         final var recipientIds = recipients.stream().map(a -> {
1085             try {
1086                 return context.getRecipientHelper().resolveRecipient(a);
1087             } catch (UnregisteredRecipientException e) {
1088                 return null;
1089             }
1090         }).filter(Objects::nonNull).collect(Collectors.toSet());
1091         if (!recipients.isEmpty() && recipientIds.isEmpty()) {
1092             return List.of();
1093         }
1094         // refresh profiles of explicitly given recipients
1095         context.getProfileHelper().refreshRecipientProfiles(recipientIds);
1096         return account.getRecipientStore()
1097                 .getRecipients(onlyContacts, blocked, recipientIds, name)
1098                 .stream()
1099                 .map(s -> new Recipient(s.getRecipientId(),
1100                         s.getAddress().toApiRecipientAddress(),
1101                         s.getContact(),
1102                         s.getProfileKey(),
1103                         s.getExpiringProfileKeyCredential(),
1104                         s.getProfile()))
1105                 .toList();
1106     }
1107
1108     @Override
1109     public String getContactOrProfileName(RecipientIdentifier.Single recipient) {
1110         final RecipientId recipientId;
1111         try {
1112             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1113         } catch (UnregisteredRecipientException e) {
1114             return null;
1115         }
1116
1117         final var contact = account.getContactStore().getContact(recipientId);
1118         if (contact != null && !Util.isEmpty(contact.getName())) {
1119             return contact.getName();
1120         }
1121
1122         final var profile = context.getProfileHelper().getRecipientProfile(recipientId);
1123         if (profile != null) {
1124             return profile.getDisplayName();
1125         }
1126
1127         return null;
1128     }
1129
1130     @Override
1131     public Group getGroup(GroupId groupId) {
1132         return toGroup(context.getGroupHelper().getGroup(groupId));
1133     }
1134
1135     @Override
1136     public List<Identity> getIdentities() {
1137         return account.getIdentityKeyStore().getIdentities().stream().map(this::toIdentity).toList();
1138     }
1139
1140     private Identity toIdentity(final IdentityInfo identityInfo) {
1141         if (identityInfo == null) {
1142             return null;
1143         }
1144
1145         final var address = account.getRecipientAddressResolver()
1146                 .resolveRecipientAddress(account.getRecipientResolver().resolveRecipient(identityInfo.getServiceId()));
1147         final var scannableFingerprint = context.getIdentityHelper()
1148                 .computeSafetyNumberForScanning(identityInfo.getServiceId(), identityInfo.getIdentityKey());
1149         return new Identity(address.toApiRecipientAddress(),
1150                 identityInfo.getIdentityKey(),
1151                 context.getIdentityHelper()
1152                         .computeSafetyNumber(identityInfo.getServiceId(), identityInfo.getIdentityKey()),
1153                 scannableFingerprint == null ? null : scannableFingerprint.getSerialized(),
1154                 identityInfo.getTrustLevel(),
1155                 identityInfo.getDateAddedTimestamp());
1156     }
1157
1158     @Override
1159     public List<Identity> getIdentities(RecipientIdentifier.Single recipient) {
1160         ServiceId serviceId;
1161         try {
1162             final var address = account.getRecipientAddressResolver()
1163                     .resolveRecipientAddress(context.getRecipientHelper().resolveRecipient(recipient));
1164             if (address.serviceId().isEmpty()) {
1165                 return List.of();
1166             }
1167             serviceId = address.serviceId().get();
1168         } catch (UnregisteredRecipientException e) {
1169             return List.of();
1170         }
1171         final var identity = account.getIdentityKeyStore().getIdentityInfo(serviceId);
1172         return identity == null ? List.of() : List.of(toIdentity(identity));
1173     }
1174
1175     @Override
1176     public boolean trustIdentityVerified(
1177             RecipientIdentifier.Single recipient, byte[] fingerprint
1178     ) throws UnregisteredRecipientException {
1179         return trustIdentity(recipient, r -> context.getIdentityHelper().trustIdentityVerified(r, fingerprint));
1180     }
1181
1182     @Override
1183     public boolean trustIdentityVerifiedSafetyNumber(
1184             RecipientIdentifier.Single recipient, String safetyNumber
1185     ) throws UnregisteredRecipientException {
1186         return trustIdentity(recipient,
1187                 r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber));
1188     }
1189
1190     @Override
1191     public boolean trustIdentityVerifiedSafetyNumber(
1192             RecipientIdentifier.Single recipient, byte[] safetyNumber
1193     ) throws UnregisteredRecipientException {
1194         return trustIdentity(recipient,
1195                 r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber));
1196     }
1197
1198     @Override
1199     public boolean trustIdentityAllKeys(RecipientIdentifier.Single recipient) throws UnregisteredRecipientException {
1200         return trustIdentity(recipient, r -> context.getIdentityHelper().trustIdentityAllKeys(r));
1201     }
1202
1203     private boolean trustIdentity(
1204             RecipientIdentifier.Single recipient, Function<RecipientId, Boolean> trustMethod
1205     ) throws UnregisteredRecipientException {
1206         final var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1207         final var updated = trustMethod.apply(recipientId);
1208         if (updated && this.isReceiving()) {
1209             context.getReceiveHelper().setNeedsToRetryFailedMessages(true);
1210         }
1211         return updated;
1212     }
1213
1214     @Override
1215     public void addAddressChangedListener(final Runnable listener) {
1216         synchronized (addressChangedListeners) {
1217             addressChangedListeners.add(listener);
1218         }
1219     }
1220
1221     @Override
1222     public void addClosedListener(final Runnable listener) {
1223         synchronized (closedListeners) {
1224             closedListeners.add(listener);
1225         }
1226     }
1227
1228     @Override
1229     public InputStream retrieveAttachment(final String id) throws IOException {
1230         return context.getAttachmentHelper().retrieveAttachment(id).getStream();
1231     }
1232
1233     @Override
1234     public void close() {
1235         Thread thread;
1236         synchronized (messageHandlers) {
1237             weakHandlers.clear();
1238             messageHandlers.clear();
1239             thread = receiveThread;
1240             receiveThread = null;
1241         }
1242         if (thread != null) {
1243             stopReceiveThread(thread);
1244         }
1245         executor.shutdown();
1246
1247         dependencies.getSignalWebSocket().disconnect();
1248         disposable.dispose();
1249
1250         if (account != null) {
1251             account.close();
1252         }
1253
1254         synchronized (closedListeners) {
1255             closedListeners.forEach(Runnable::run);
1256             closedListeners.clear();
1257         }
1258
1259         account = null;
1260     }
1261 }