nmode's Git Repositories - signal-cli/blob - lib/src/main/java/org/asamk/signal/manager/internal/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.internal;
  18
  19 import org.asamk.signal.manager.Manager;
  20 import org.asamk.signal.manager.api.AlreadyReceivingException;
  21 import org.asamk.signal.manager.api.AttachmentInvalidException;
  22 import org.asamk.signal.manager.api.CaptchaRejectedException;
  23 import org.asamk.signal.manager.api.CaptchaRequiredException;
  24 import org.asamk.signal.manager.api.Configuration;
  25 import org.asamk.signal.manager.api.Device;
  26 import org.asamk.signal.manager.api.DeviceLimitExceededException;
  27 import org.asamk.signal.manager.api.DeviceLinkUrl;
  28 import org.asamk.signal.manager.api.Group;
  29 import org.asamk.signal.manager.api.GroupId;
  30 import org.asamk.signal.manager.api.GroupInviteLinkUrl;
  31 import org.asamk.signal.manager.api.GroupNotFoundException;
  32 import org.asamk.signal.manager.api.GroupSendingNotAllowedException;
  33 import org.asamk.signal.manager.api.Identity;
  34 import org.asamk.signal.manager.api.IdentityVerificationCode;
  35 import org.asamk.signal.manager.api.InactiveGroupLinkException;
  36 import org.asamk.signal.manager.api.IncorrectPinException;
  37 import org.asamk.signal.manager.api.InvalidDeviceLinkException;
  38 import org.asamk.signal.manager.api.InvalidStickerException;
  39 import org.asamk.signal.manager.api.InvalidUsernameException;
  40 import org.asamk.signal.manager.api.LastGroupAdminException;
  41 import org.asamk.signal.manager.api.Message;
  42 import org.asamk.signal.manager.api.MessageEnvelope;
  43 import org.asamk.signal.manager.api.MessageEnvelope.Sync.MessageRequestResponse;
  44 import org.asamk.signal.manager.api.NonNormalizedPhoneNumberException;
  45 import org.asamk.signal.manager.api.NotAGroupMemberException;
  46 import org.asamk.signal.manager.api.NotPrimaryDeviceException;
  47 import org.asamk.signal.manager.api.Pair;
  48 import org.asamk.signal.manager.api.PendingAdminApprovalException;
  49 import org.asamk.signal.manager.api.PhoneNumberSharingMode;
  50 import org.asamk.signal.manager.api.PinLockedException;
  51 import org.asamk.signal.manager.api.Profile;
  52 import org.asamk.signal.manager.api.RateLimitException;
  53 import org.asamk.signal.manager.api.ReceiveConfig;
  54 import org.asamk.signal.manager.api.Recipient;
  55 import org.asamk.signal.manager.api.RecipientIdentifier;
  56 import org.asamk.signal.manager.api.SendGroupMessageResults;
  57 import org.asamk.signal.manager.api.SendMessageResult;
  58 import org.asamk.signal.manager.api.SendMessageResults;
  59 import org.asamk.signal.manager.api.StickerPackId;
  60 import org.asamk.signal.manager.api.StickerPackInvalidException;
  61 import org.asamk.signal.manager.api.StickerPackUrl;
  62 import org.asamk.signal.manager.api.TextStyle;
  63 import org.asamk.signal.manager.api.TypingAction;
  64 import org.asamk.signal.manager.api.UnregisteredRecipientException;
  65 import org.asamk.signal.manager.api.UpdateGroup;
  66 import org.asamk.signal.manager.api.UpdateProfile;
  67 import org.asamk.signal.manager.api.UserStatus;
  68 import org.asamk.signal.manager.api.UsernameLinkUrl;
  69 import org.asamk.signal.manager.api.UsernameStatus;
  70 import org.asamk.signal.manager.api.VerificationMethodNotAvailableException;
  71 import org.asamk.signal.manager.config.ServiceEnvironmentConfig;
  72 import org.asamk.signal.manager.helper.AccountFileUpdater;
  73 import org.asamk.signal.manager.helper.Context;
  74 import org.asamk.signal.manager.helper.RecipientHelper.RegisteredUser;
  75 import org.asamk.signal.manager.jobs.RefreshRecipientsJob;
  76 import org.asamk.signal.manager.jobs.SyncStorageJob;
  77 import org.asamk.signal.manager.storage.AttachmentStore;
  78 import org.asamk.signal.manager.storage.AvatarStore;
  79 import org.asamk.signal.manager.storage.SignalAccount;
  80 import org.asamk.signal.manager.storage.groups.GroupInfo;
  81 import org.asamk.signal.manager.storage.identities.IdentityInfo;
  82 import org.asamk.signal.manager.storage.recipients.RecipientAddress;
  83 import org.asamk.signal.manager.storage.recipients.RecipientId;
  84 import org.asamk.signal.manager.storage.stickerPacks.JsonStickerPack;
  85 import org.asamk.signal.manager.storage.stickerPacks.StickerPackStore;
  86 import org.asamk.signal.manager.storage.stickers.StickerPack;
  87 import org.asamk.signal.manager.util.AttachmentUtils;
  88 import org.asamk.signal.manager.util.KeyUtils;
  89 import org.asamk.signal.manager.util.MimeUtils;
  90 import org.asamk.signal.manager.util.StickerUtils;
  91 import org.signal.libsignal.protocol.InvalidMessageException;
  92 import org.signal.libsignal.usernames.BaseUsernameException;
  93 import org.slf4j.Logger;
  94 import org.slf4j.LoggerFactory;
  95 import org.whispersystems.signalservice.api.SignalSessionLock;
  96 import org.whispersystems.signalservice.api.messages.SignalServiceAttachment;
  97 import org.whispersystems.signalservice.api.messages.SignalServiceDataMessage;
  98 import org.whispersystems.signalservice.api.messages.SignalServicePreview;
  99 import org.whispersystems.signalservice.api.messages.SignalServiceReceiptMessage;
 100 import org.whispersystems.signalservice.api.messages.SignalServiceTypingMessage;
 101 import org.whispersystems.signalservice.api.push.ServiceId;
 102 import org.whispersystems.signalservice.api.push.ServiceId.ACI;
 103 import org.whispersystems.signalservice.api.push.ServiceId.PNI;
 104 import org.whispersystems.signalservice.api.push.ServiceIdType;
 105 import org.whispersystems.signalservice.api.push.exceptions.CdsiResourceExhaustedException;
 106 import org.whispersystems.signalservice.api.push.exceptions.UsernameMalformedException;
 107 import org.whispersystems.signalservice.api.push.exceptions.UsernameTakenException;
 108 import org.whispersystems.signalservice.api.util.DeviceNameUtil;
 109 import org.whispersystems.signalservice.api.util.InvalidNumberException;
 110 import org.whispersystems.signalservice.api.util.PhoneNumberFormatter;
 111 import org.whispersystems.signalservice.api.util.StreamDetails;
 112 import org.whispersystems.signalservice.internal.util.Hex;
 113 import org.whispersystems.signalservice.internal.util.Util;
 114
 115 import java.io.ByteArrayInputStream;
 116 import java.io.File;
 117 import java.io.FileNotFoundException;
 118 import java.io.IOException;
 119 import java.io.InputStream;
 120 import java.nio.charset.StandardCharsets;
 121 import java.time.Duration;
 122 import java.util.ArrayList;
 123 import java.util.Collection;
 124 import java.util.HashMap;
 125 import java.util.HashSet;
 126 import java.util.List;
 127 import java.util.Map;
 128 import java.util.Objects;
 129 import java.util.Optional;
 130 import java.util.Set;
 131 import java.util.concurrent.ExecutorService;
 132 import java.util.concurrent.Executors;
 133 import java.util.concurrent.TimeUnit;
 134 import java.util.concurrent.atomic.AtomicInteger;
 135 import java.util.concurrent.locks.ReentrantLock;
 136 import java.util.function.Function;
 137 import java.util.stream.Collectors;
 138 import java.util.stream.Stream;
 139
 140 import io.reactivex.rxjava3.disposables.CompositeDisposable;
 141 import io.reactivex.rxjava3.schedulers.Schedulers;
 142 import okio.Utf8;
 143
 144 import static org.asamk.signal.manager.config.ServiceConfig.MAX_MESSAGE_SIZE_BYTES;
 145 import static org.signal.core.util.StringExtensionsKt.splitByByteLength;
 146
 147 public class ManagerImpl implements Manager {
 148
 149     private static final Logger logger = LoggerFactory.getLogger(ManagerImpl.class);
 150
 151     private SignalAccount account;
 152     private final SignalDependencies dependencies;
 153     private final Context context;
 154
 155     private final ExecutorService executor = Executors.newCachedThreadPool();
 156
 157     private Thread receiveThread;
 158     private boolean isReceivingSynchronous;
 159     private final Set<ReceiveMessageHandler> weakHandlers = new HashSet<>();
 160     private final Set<ReceiveMessageHandler> messageHandlers = new HashSet<>();
 161     private final List<Runnable> closedListeners = new ArrayList<>();
 162     private final List<Runnable> addressChangedListeners = new ArrayList<>();
 163     private final CompositeDisposable disposable = new CompositeDisposable();
 164
 165     public ManagerImpl(
 166             SignalAccount account,
 167             PathConfig pathConfig,
 168             AccountFileUpdater accountFileUpdater,
 169             ServiceEnvironmentConfig serviceEnvironmentConfig,
 170             String userAgent
 171     ) {
 172         this.account = account;
 173
 174         final var sessionLock = new SignalSessionLock() {
 175             private final ReentrantLock LEGACY_LOCK = new ReentrantLock();
 176
 177             @Override
 178             public Lock acquire() {
 179                 LEGACY_LOCK.lock();
 180                 return LEGACY_LOCK::unlock;
 181             }
 182         };
 183         this.dependencies = new SignalDependencies(serviceEnvironmentConfig,
 184                 userAgent,
 185                 account.getCredentialsProvider(),
 186                 account.getSignalServiceDataStore(),
 187                 executor,
 188                 sessionLock);
 189         final var avatarStore = new AvatarStore(pathConfig.avatarsPath());
 190         final var attachmentStore = new AttachmentStore(pathConfig.attachmentsPath());
 191         final var stickerPackStore = new StickerPackStore(pathConfig.stickerPacksPath());
 192
 193         this.context = new Context(account, new AccountFileUpdater() {
 194             @Override
 195             public void updateAccountIdentifiers(final String number, final ACI aci) {
 196                 accountFileUpdater.updateAccountIdentifiers(number, aci);
 197                 synchronized (addressChangedListeners) {
 198                     addressChangedListeners.forEach(Runnable::run);
 199                 }
 200             }
 201
 202             @Override
 203             public void removeAccount() {
 204                 accountFileUpdater.removeAccount();
 205             }
 206         }, dependencies, avatarStore, attachmentStore, stickerPackStore);
 207         this.context.getAccountHelper().setUnregisteredListener(this::close);
 208         this.context.getReceiveHelper().setAuthenticationFailureListener(this::close);
 209         this.context.getReceiveHelper().setCaughtUpWithOldMessagesListener(() -> {
 210             synchronized (this) {
 211                 this.notifyAll();
 212             }
 213         });
 214         disposable.add(account.getIdentityKeyStore()
 215                 .getIdentityChanges()
 216                 .observeOn(Schedulers.from(executor))
 217                 .subscribe(serviceId -> {
 218                     logger.trace("Archiving old sessions for {}", serviceId);
 219                     account.getAccountData(ServiceIdType.ACI).getSessionStore().archiveSessions(serviceId);
 220                     account.getAccountData(ServiceIdType.PNI).getSessionStore().archiveSessions(serviceId);
 221                     account.getSenderKeyStore().deleteSharedWith(serviceId);
 222                     final var recipientId = account.getRecipientResolver().resolveRecipient(serviceId);
 223                     final var profile = account.getProfileStore().getProfile(recipientId);
 224                     if (profile != null) {
 225                         account.getProfileStore()
 226                                 .storeProfile(recipientId,
 227                                         Profile.newBuilder(profile)
 228                                                 .withUnidentifiedAccessMode(Profile.UnidentifiedAccessMode.UNKNOWN)
 229                                                 .withLastUpdateTimestamp(0)
 230                                                 .build());
 231                     }
 232                 }));
 233     }
 234
 235     @Override
 236     public String getSelfNumber() {
 237         return account.getNumber();
 238     }
 239
 240     public void checkAccountState() throws IOException {
 241         context.getAccountHelper().checkAccountState();
 242         final var lastRecipientsRefresh = account.getLastRecipientsRefresh();
 243         if (lastRecipientsRefresh == null
 244                 || lastRecipientsRefresh < System.currentTimeMillis() - TimeUnit.DAYS.toMillis(1)) {
 245             context.getJobExecutor().enqueueJob(new RefreshRecipientsJob());
 246             context.getAccountHelper().checkWhoAmiI();
 247         }
 248     }
 249
 250     @Override
 251     public Map<String, UserStatus> getUserStatus(Set<String> numbers) throws IOException, RateLimitException {
 252         final var canonicalizedNumbers = numbers.stream().collect(Collectors.toMap(n -> n, n -> {
 253             try {
 254                 final var canonicalizedNumber = PhoneNumberFormatter.formatNumber(n, account.getNumber());
 255                 if (!canonicalizedNumber.equals(n)) {
 256                     logger.debug("Normalized number {} to {}.", n, canonicalizedNumber);
 257                 }
 258                 return canonicalizedNumber;
 259             } catch (InvalidNumberException e) {
 260                 return "";
 261             }
 262         }));
 263
 264         // Note "registeredUsers" has no optionals. It only gives us info on users who are registered
 265         final var canonicalizedNumbersSet = canonicalizedNumbers.values()
 266                 .stream()
 267                 .filter(s -> !s.isEmpty())
 268                 .collect(Collectors.toSet());
 269
 270         final Map<String, RegisteredUser> registeredUsers;
 271         try {
 272             registeredUsers = context.getRecipientHelper().getRegisteredUsers(canonicalizedNumbersSet);
 273         } catch (CdsiResourceExhaustedException e) {
 274             logger.debug("CDSI resource exhausted: {}", e.getMessage());
 275             throw new RateLimitException(System.currentTimeMillis() + e.getRetryAfterSeconds() * 1000L);
 276         }
 277
 278         return numbers.stream().collect(Collectors.toMap(n -> n, n -> {
 279             final var number = canonicalizedNumbers.get(n);
 280             final var user = registeredUsers.get(number);
 281             final var serviceId = user == null ? null : user.getServiceId();
 282             final var profile = serviceId == null
 283                     ? null
 284                     : context.getProfileHelper()
 285                             .getRecipientProfile(account.getRecipientResolver().resolveRecipient(serviceId));
 286             return new UserStatus(number.isEmpty() ? null : number,
 287                     serviceId == null ? null : serviceId.getRawUuid(),
 288                     profile != null
 289                             && profile.getUnidentifiedAccessMode() == Profile.UnidentifiedAccessMode.UNRESTRICTED);
 290         }));
 291     }
 292
 293     @Override
 294     public Map<String, UsernameStatus> getUsernameStatus(Set<String> usernames) {
 295         final var registeredUsers = new HashMap<String, RecipientAddress>();
 296         for (final var username : usernames) {
 297             try {
 298                 final var recipientId = context.getRecipientHelper().resolveRecipientByUsernameOrLink(username, true);
 299                 final var address = account.getRecipientAddressResolver().resolveRecipientAddress(recipientId);
 300                 registeredUsers.put(username, address);
 301             } catch (UnregisteredRecipientException e) {
 302                 // ignore
 303             }
 304         }
 305
 306         return usernames.stream().collect(Collectors.toMap(n -> n, username -> {
 307             final var user = registeredUsers.get(username);
 308             final var serviceId = user == null ? null : user.serviceId().orElse(null);
 309             final var profile = serviceId == null
 310                     ? null
 311                     : context.getProfileHelper()
 312                             .getRecipientProfile(account.getRecipientResolver().resolveRecipient(serviceId));
 313             return new UsernameStatus(username,
 314                     serviceId == null ? null : serviceId.getRawUuid(),
 315                     profile != null
 316                             && profile.getUnidentifiedAccessMode() == Profile.UnidentifiedAccessMode.UNRESTRICTED);
 317         }));
 318     }
 319
 320     @Override
 321     public void updateAccountAttributes(
 322             String deviceName,
 323             Boolean unrestrictedUnidentifiedSender,
 324             final Boolean discoverableByNumber,
 325             final Boolean numberSharing
 326     ) throws IOException {
 327         if (deviceName != null) {
 328             context.getAccountHelper().setDeviceName(deviceName);
 329         }
 330         if (unrestrictedUnidentifiedSender != null) {
 331             account.setUnrestrictedUnidentifiedAccess(unrestrictedUnidentifiedSender);
 332         }
 333         if (discoverableByNumber != null) {
 334             account.getConfigurationStore().setPhoneNumberUnlisted(!discoverableByNumber);
 335         }
 336         if (numberSharing != null) {
 337             account.getConfigurationStore()
 338                     .setPhoneNumberSharingMode(numberSharing
 339                             ? PhoneNumberSharingMode.EVERYBODY
 340                             : PhoneNumberSharingMode.NOBODY);
 341         }
 342         context.getAccountHelper().updateAccountAttributes();
 343         context.getAccountHelper().checkWhoAmiI();
 344     }
 345
 346     @Override
 347     public Configuration getConfiguration() {
 348         final var configurationStore = account.getConfigurationStore();
 349         return Configuration.from(configurationStore);
 350     }
 351
 352     @Override
 353     public void updateConfiguration(Configuration configuration) {
 354         final var configurationStore = account.getConfigurationStore();
 355         if (configuration.readReceipts().isPresent()) {
 356             configurationStore.setReadReceipts(configuration.readReceipts().get());
 357         }
 358         if (configuration.unidentifiedDeliveryIndicators().isPresent()) {
 359             configurationStore.setUnidentifiedDeliveryIndicators(configuration.unidentifiedDeliveryIndicators().get());
 360         }
 361         if (configuration.typingIndicators().isPresent()) {
 362             configurationStore.setTypingIndicators(configuration.typingIndicators().get());
 363         }
 364         if (configuration.linkPreviews().isPresent()) {
 365             configurationStore.setLinkPreviews(configuration.linkPreviews().get());
 366         }
 367         context.getSyncHelper().sendConfigurationMessage();
 368         syncRemoteStorage();
 369     }
 370
 371     @Override
 372     public void updateProfile(UpdateProfile updateProfile) throws IOException {
 373         context.getProfileHelper()
 374                 .setProfile(updateProfile.getGivenName(),
 375                         updateProfile.getFamilyName(),
 376                         updateProfile.getAbout(),
 377                         updateProfile.getAboutEmoji(),
 378                         updateProfile.isDeleteAvatar()
 379                                 ? Optional.empty()
 380                                 : updateProfile.getAvatar() == null ? null : Optional.of(updateProfile.getAvatar()),
 381                         updateProfile.getMobileCoinAddress());
 382         context.getSyncHelper().sendSyncFetchProfileMessage();
 383     }
 384
 385     void refreshCurrentUsername() throws IOException, BaseUsernameException {
 386         context.getAccountHelper().refreshCurrentUsername();
 387     }
 388
 389     @Override
 390     public String getUsername() {
 391         return account.getUsername();
 392     }
 393
 394     @Override
 395     public UsernameLinkUrl getUsernameLink() {
 396         return new UsernameLinkUrl(account.getUsernameLink());
 397     }
 398
 399     @Override
 400     public void setUsername(final String username) throws IOException, InvalidUsernameException {
 401         try {
 402             if (username.contains(".")) {
 403                 context.getAccountHelper().reserveExactUsername(username);
 404             } else {
 405                 context.getAccountHelper().reserveUsernameFromNickname(username);
 406             }
 407         } catch (UsernameMalformedException e) {
 408             throw new InvalidUsernameException("Username is malformed", e);
 409         } catch (UsernameTakenException e) {
 410             throw new InvalidUsernameException("Username is already registered", e);
 411         } catch (BaseUsernameException e) {
 412             throw new InvalidUsernameException(e.getMessage() + " (" + e.getClass().getSimpleName() + ")", e);
 413         }
 414     }
 415
 416     @Override
 417     public void deleteUsername() throws IOException {
 418         context.getAccountHelper().deleteUsername();
 419     }
 420
 421     @Override
 422     public void startChangeNumber(
 423             String newNumber,
 424             boolean voiceVerification,
 425             String captcha
 426     ) throws RateLimitException, IOException, CaptchaRequiredException, NonNormalizedPhoneNumberException, NotPrimaryDeviceException, VerificationMethodNotAvailableException {
 427         if (!account.isPrimaryDevice()) {
 428             throw new NotPrimaryDeviceException();
 429         }
 430         context.getAccountHelper().startChangeNumber(newNumber, voiceVerification, captcha);
 431     }
 432
 433     @Override
 434     public void finishChangeNumber(
 435             String newNumber,
 436             String verificationCode,
 437             String pin
 438     ) throws IncorrectPinException, PinLockedException, IOException, NotPrimaryDeviceException {
 439         if (!account.isPrimaryDevice()) {
 440             throw new NotPrimaryDeviceException();
 441         }
 442         context.getAccountHelper().finishChangeNumber(newNumber, verificationCode, pin);
 443     }
 444
 445     @Override
 446     public void unregister() throws IOException {
 447         context.getAccountHelper().unregister();
 448     }
 449
 450     @Override
 451     public void deleteAccount() throws IOException {
 452         context.getAccountHelper().deleteAccount();
 453     }
 454
 455     @Override
 456     public void submitRateLimitRecaptchaChallenge(
 457             String challenge,
 458             String captcha
 459     ) throws IOException, CaptchaRejectedException {
 460         captcha = captcha == null ? null : captcha.replace("signalcaptcha://", "");
 461
 462         try {
 463             dependencies.getAccountManager().submitRateLimitRecaptchaChallenge(challenge, captcha);
 464         } catch (org.whispersystems.signalservice.internal.push.exceptions.CaptchaRejectedException ignored) {
 465             throw new CaptchaRejectedException();
 466         }
 467     }
 468
 469     @Override
 470     public List<Device> getLinkedDevices() throws IOException {
 471         var devices = dependencies.getAccountManager().getDevices();
 472         account.setMultiDevice(devices.size() > 1);
 473         var identityKey = account.getAciIdentityKeyPair().getPrivateKey();
 474         return devices.stream().map(d -> {
 475             String deviceName = d.getName();
 476             if (deviceName != null) {
 477                 try {
 478                     deviceName = DeviceNameUtil.decryptDeviceName(deviceName, identityKey);
 479                 } catch (IOException e) {
 480                     logger.debug("Failed to decrypt device name, maybe plain text?", e);
 481                 }
 482             }
 483             return new Device(d.getId(),
 484                     deviceName,
 485                     d.getCreated(),
 486                     d.getLastSeen(),
 487                     d.getId() == account.getDeviceId());
 488         }).toList();
 489     }
 490
 491     @Override
 492     public void removeLinkedDevices(int deviceId) throws IOException, NotPrimaryDeviceException {
 493         if (!account.isPrimaryDevice()) {
 494             throw new NotPrimaryDeviceException();
 495         }
 496         context.getAccountHelper().removeLinkedDevices(deviceId);
 497     }
 498
 499     @Override
 500     public void addDeviceLink(DeviceLinkUrl linkUrl) throws IOException, InvalidDeviceLinkException, NotPrimaryDeviceException, DeviceLimitExceededException {
 501         if (!account.isPrimaryDevice()) {
 502             throw new NotPrimaryDeviceException();
 503         }
 504         context.getAccountHelper().addDevice(linkUrl);
 505     }
 506
 507     @Override
 508     public void setRegistrationLockPin(Optional<String> pin) throws IOException, NotPrimaryDeviceException {
 509         if (!account.isPrimaryDevice()) {
 510             throw new NotPrimaryDeviceException();
 511         }
 512         if (pin.isPresent()) {
 513             context.getAccountHelper().setRegistrationPin(pin.get());
 514         } else {
 515             context.getAccountHelper().removeRegistrationPin();
 516         }
 517     }
 518
 519     void refreshPreKeys() throws IOException {
 520         context.getPreKeyHelper().refreshPreKeysIfNecessary();
 521     }
 522
 523     @Override
 524     public List<Group> getGroups() {
 525         return context.getGroupHelper().getGroups().stream().map(this::toGroup).toList();
 526     }
 527
 528     private Group toGroup(final GroupInfo groupInfo) {
 529         if (groupInfo == null) {
 530             return null;
 531         }
 532
 533         return Group.from(groupInfo, account.getRecipientAddressResolver(), account.getSelfRecipientId());
 534     }
 535
 536     @Override
 537     public SendGroupMessageResults quitGroup(
 538             GroupId groupId,
 539             Set<RecipientIdentifier.Single> groupAdmins
 540     ) throws GroupNotFoundException, IOException, NotAGroupMemberException, LastGroupAdminException, UnregisteredRecipientException {
 541         final var newAdmins = context.getRecipientHelper().resolveRecipients(groupAdmins);
 542         return context.getGroupHelper().quitGroup(groupId, newAdmins);
 543     }
 544
 545     @Override
 546     public void deleteGroup(GroupId groupId) throws IOException {
 547         final var group = context.getGroupHelper().getGroup(groupId);
 548         if (group.isMember(account.getSelfRecipientId())) {
 549             throw new IOException(
 550                     "The local group information cannot be removed, as the user is still a member of the group");
 551         }
 552         context.getGroupHelper().deleteGroup(groupId);
 553     }
 554
 555     @Override
 556     public Pair<GroupId, SendGroupMessageResults> createGroup(
 557             String name,
 558             Set<RecipientIdentifier.Single> members,
 559             String avatarFile
 560     ) throws IOException, AttachmentInvalidException, UnregisteredRecipientException {
 561         return context.getGroupHelper()
 562                 .createGroup(name,
 563                         members == null ? null : context.getRecipientHelper().resolveRecipients(members),
 564                         avatarFile);
 565     }
 566
 567     @Override
 568     public SendGroupMessageResults updateGroup(
 569             final GroupId groupId,
 570             final UpdateGroup updateGroup
 571     ) throws IOException, GroupNotFoundException, AttachmentInvalidException, NotAGroupMemberException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 572         return context.getGroupHelper()
 573                 .updateGroup(groupId,
 574                         updateGroup.getName(),
 575                         updateGroup.getDescription(),
 576                         updateGroup.getMembers() == null
 577                                 ? null
 578                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getMembers()),
 579                         updateGroup.getRemoveMembers() == null
 580                                 ? null
 581                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveMembers()),
 582                         updateGroup.getAdmins() == null
 583                                 ? null
 584                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getAdmins()),
 585                         updateGroup.getRemoveAdmins() == null
 586                                 ? null
 587                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveAdmins()),
 588                         updateGroup.getBanMembers() == null
 589                                 ? null
 590                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getBanMembers()),
 591                         updateGroup.getUnbanMembers() == null
 592                                 ? null
 593                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getUnbanMembers()),
 594                         updateGroup.isResetGroupLink(),
 595                         updateGroup.getGroupLinkState(),
 596                         updateGroup.getAddMemberPermission(),
 597                         updateGroup.getEditDetailsPermission(),
 598                         updateGroup.getAvatarFile(),
 599                         updateGroup.getExpirationTimer(),
 600                         updateGroup.getIsAnnouncementGroup());
 601     }
 602
 603     @Override
 604     public Pair<GroupId, SendGroupMessageResults> joinGroup(
 605             GroupInviteLinkUrl inviteLinkUrl
 606     ) throws IOException, InactiveGroupLinkException, PendingAdminApprovalException {
 607         return context.getGroupHelper().joinGroup(inviteLinkUrl);
 608     }
 609
 610     private SendMessageResults sendMessage(
 611             SignalServiceDataMessage.Builder messageBuilder,
 612             Set<RecipientIdentifier> recipients,
 613             boolean notifySelf
 614     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 615         return sendMessage(messageBuilder, recipients, notifySelf, Optional.empty());
 616     }
 617
 618     private SendMessageResults sendMessage(
 619             SignalServiceDataMessage.Builder messageBuilder,
 620             Set<RecipientIdentifier> recipients,
 621             boolean notifySelf,
 622             Optional<Long> editTargetTimestamp
 623     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 624         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 625         long timestamp = System.currentTimeMillis();
 626         messageBuilder.withTimestamp(timestamp);
 627         for (final var recipient : recipients) {
 628             if (recipient instanceof RecipientIdentifier.NoteToSelf || (
 629                     recipient instanceof RecipientIdentifier.Single single
 630                             && new RecipientAddress(single.toPartialRecipientAddress()).matches(account.getSelfRecipientAddress())
 631             )) {
 632                 final var result = notifySelf
 633                         ? context.getSendHelper()
 634                         .sendMessage(messageBuilder, account.getSelfRecipientId(), editTargetTimestamp)
 635                         : context.getSendHelper().sendSelfMessage(messageBuilder, editTargetTimestamp);
 636                 results.put(recipient, List.of(toSendMessageResult(result)));
 637             } else if (recipient instanceof RecipientIdentifier.Single single) {
 638                 try {
 639                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 640                     final var result = context.getSendHelper()
 641                             .sendMessage(messageBuilder, recipientId, editTargetTimestamp);
 642                     results.put(recipient, List.of(toSendMessageResult(result)));
 643                 } catch (UnregisteredRecipientException e) {
 644                     results.put(recipient,
 645                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 646                 }
 647             } else if (recipient instanceof RecipientIdentifier.Group group) {
 648                 final var result = context.getSendHelper()
 649                         .sendAsGroupMessage(messageBuilder, group.groupId(), notifySelf, editTargetTimestamp);
 650                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 651             }
 652         }
 653         return new SendMessageResults(timestamp, results);
 654     }
 655
 656     private SendMessageResult toSendMessageResult(final org.whispersystems.signalservice.api.messages.SendMessageResult result) {
 657         return SendMessageResult.from(result, account.getRecipientResolver(), account.getRecipientAddressResolver());
 658     }
 659
 660     private SendMessageResults sendTypingMessage(
 661             SignalServiceTypingMessage.Action action,
 662             Set<RecipientIdentifier> recipients
 663     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 664         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 665         final var timestamp = System.currentTimeMillis();
 666         for (var recipient : recipients) {
 667             if (recipient instanceof RecipientIdentifier.Single single) {
 668                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.empty());
 669                 try {
 670                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 671                     final var result = context.getSendHelper().sendTypingMessage(message, recipientId);
 672                     results.put(recipient, List.of(toSendMessageResult(result)));
 673                 } catch (UnregisteredRecipientException e) {
 674                     results.put(recipient,
 675                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 676                 }
 677             } else if (recipient instanceof RecipientIdentifier.Group) {
 678                 final var groupId = ((RecipientIdentifier.Group) recipient).groupId();
 679                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.of(groupId.serialize()));
 680                 final var result = context.getSendHelper().sendGroupTypingMessage(message, groupId);
 681                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 682             }
 683         }
 684         return new SendMessageResults(timestamp, results);
 685     }
 686
 687     @Override
 688     public SendMessageResults sendTypingMessage(
 689             TypingAction action,
 690             Set<RecipientIdentifier> recipients
 691     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 692         return sendTypingMessage(action.toSignalService(), recipients);
 693     }
 694
 695     @Override
 696     public SendMessageResults sendReadReceipt(RecipientIdentifier.Single sender, List<Long> messageIds) {
 697         final var timestamp = System.currentTimeMillis();
 698         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.READ,
 699                 messageIds,
 700                 timestamp);
 701
 702         return sendReceiptMessage(sender, timestamp, receiptMessage);
 703     }
 704
 705     @Override
 706     public SendMessageResults sendViewedReceipt(RecipientIdentifier.Single sender, List<Long> messageIds) {
 707         final var timestamp = System.currentTimeMillis();
 708         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.VIEWED,
 709                 messageIds,
 710                 timestamp);
 711
 712         return sendReceiptMessage(sender, timestamp, receiptMessage);
 713     }
 714
 715     private SendMessageResults sendReceiptMessage(
 716             final RecipientIdentifier.Single sender,
 717             final long timestamp,
 718             final SignalServiceReceiptMessage receiptMessage
 719     ) {
 720         try {
 721             final var recipientId = context.getRecipientHelper().resolveRecipient(sender);
 722             final var result = context.getSendHelper().sendReceiptMessage(receiptMessage, recipientId);
 723
 724             final var serviceId = account.getRecipientAddressResolver()
 725                     .resolveRecipientAddress(recipientId)
 726                     .serviceId();
 727             if (serviceId.isPresent()) {
 728                 context.getSyncHelper().sendSyncReceiptMessage(serviceId.get(), receiptMessage);
 729             }
 730             return new SendMessageResults(timestamp, Map.of(sender, List.of(toSendMessageResult(result))));
 731         } catch (UnregisteredRecipientException e) {
 732             return new SendMessageResults(timestamp,
 733                     Map.of(sender, List.of(SendMessageResult.unregisteredFailure(sender.toPartialRecipientAddress()))));
 734         }
 735     }
 736
 737     @Override
 738     public SendMessageResults sendMessage(
 739             Message message,
 740             Set<RecipientIdentifier> recipients,
 741             boolean notifySelf
 742     ) throws IOException, AttachmentInvalidException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException, InvalidStickerException {
 743         final var selfProfile = context.getProfileHelper().getSelfProfile();
 744         if (selfProfile == null || selfProfile.getDisplayName().isEmpty()) {
 745             logger.warn(
 746                     "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.");
 747         }
 748         final var messageBuilder = SignalServiceDataMessage.newBuilder();
 749         applyMessage(messageBuilder, message);
 750         return sendMessage(messageBuilder, recipients, notifySelf);
 751     }
 752
 753     @Override
 754     public SendMessageResults sendEditMessage(
 755             Message message,
 756             Set<RecipientIdentifier> recipients,
 757             long editTargetTimestamp
 758     ) throws IOException, AttachmentInvalidException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException, InvalidStickerException {
 759         final var messageBuilder = SignalServiceDataMessage.newBuilder();
 760         applyMessage(messageBuilder, message);
 761         return sendMessage(messageBuilder, recipients, false, Optional.of(editTargetTimestamp));
 762     }
 763
 764     private void applyMessage(
 765             final SignalServiceDataMessage.Builder messageBuilder,
 766             final Message message
 767     ) throws AttachmentInvalidException, IOException, UnregisteredRecipientException, InvalidStickerException {
 768         final var additionalAttachments = new ArrayList<SignalServiceAttachment>();
 769         if (Utf8.size(message.messageText()) > MAX_MESSAGE_SIZE_BYTES) {
 770             final var result = splitByByteLength(message.messageText(), MAX_MESSAGE_SIZE_BYTES);
 771             final var trimmed = result.getFirst();
 772             final var remainder = result.getSecond();
 773             if (remainder != null) {
 774                 final var messageBytes = message.messageText().getBytes(StandardCharsets.UTF_8);
 775                 final var uploadSpec = dependencies.getMessageSender().getResumableUploadSpec();
 776                 final var streamDetails = new StreamDetails(new ByteArrayInputStream(messageBytes),
 777                         MimeUtils.LONG_TEXT,
 778                         messageBytes.length);
 779                 final var textAttachment = AttachmentUtils.createAttachmentStream(streamDetails,
 780                         Optional.empty(),
 781                         uploadSpec);
 782                 messageBuilder.withBody(trimmed);
 783                 additionalAttachments.add(context.getAttachmentHelper().uploadAttachment(textAttachment));
 784             } else {
 785                 messageBuilder.withBody(message.messageText());
 786             }
 787         } else {
 788             messageBuilder.withBody(message.messageText());
 789         }
 790         if (!message.attachments().isEmpty()) {
 791             final var uploadedAttachments = context.getAttachmentHelper().uploadAttachments(message.attachments());
 792             if (!additionalAttachments.isEmpty()) {
 793                 additionalAttachments.addAll(uploadedAttachments);
 794                 messageBuilder.withAttachments(additionalAttachments);
 795             } else {
 796                 messageBuilder.withAttachments(uploadedAttachments);
 797             }
 798         } else if (!additionalAttachments.isEmpty()) {
 799             messageBuilder.withAttachments(additionalAttachments);
 800         }
 801         if (!message.mentions().isEmpty()) {
 802             messageBuilder.withMentions(resolveMentions(message.mentions()));
 803         }
 804         if (!message.textStyles().isEmpty()) {
 805             messageBuilder.withBodyRanges(message.textStyles().stream().map(TextStyle::toBodyRange).toList());
 806         }
 807         if (message.quote().isPresent()) {
 808             final var quote = message.quote().get();
 809             final var quotedAttachments = new ArrayList<SignalServiceDataMessage.Quote.QuotedAttachment>();
 810             for (final var a : quote.attachments()) {
 811                 final var quotedAttachment = new SignalServiceDataMessage.Quote.QuotedAttachment(a.contentType(),
 812                         a.filename(),
 813                         a.preview() == null ? null : context.getAttachmentHelper().uploadAttachment(a.preview()));
 814                 quotedAttachments.add(quotedAttachment);
 815             }
 816             messageBuilder.withQuote(new SignalServiceDataMessage.Quote(quote.timestamp(),
 817                     context.getRecipientHelper()
 818                             .resolveSignalServiceAddress(context.getRecipientHelper().resolveRecipient(quote.author()))
 819                             .getServiceId(),
 820                     quote.message(),
 821                     quotedAttachments,
 822                     resolveMentions(quote.mentions()),
 823                     SignalServiceDataMessage.Quote.Type.NORMAL,
 824                     quote.textStyles().stream().map(TextStyle::toBodyRange).toList()));
 825         }
 826         if (message.sticker().isPresent()) {
 827             final var sticker = message.sticker().get();
 828             final var packId = StickerPackId.deserialize(sticker.packId());
 829             final var stickerId = sticker.stickerId();
 830
 831             final var stickerPack = context.getAccount().getStickerStore().getStickerPack(packId);
 832             if (stickerPack == null) {
 833                 throw new InvalidStickerException("Sticker pack not found");
 834             }
 835             final var manifest = context.getStickerHelper().getOrRetrieveStickerPack(packId, stickerPack.packKey());
 836             if (manifest.stickers().size() <= stickerId) {
 837                 throw new InvalidStickerException("Sticker id not part of this pack");
 838             }
 839             final var manifestSticker = manifest.stickers().get(stickerId);
 840             final var streamDetails = context.getStickerPackStore().retrieveSticker(packId, stickerId);
 841             if (streamDetails == null) {
 842                 throw new InvalidStickerException("Missing local sticker file");
 843             }
 844             final var uploadSpec = dependencies.getMessageSender().getResumableUploadSpec();
 845             final var stickerAttachment = AttachmentUtils.createAttachmentStream(streamDetails,
 846                     Optional.empty(),
 847                     uploadSpec);
 848             messageBuilder.withSticker(new SignalServiceDataMessage.Sticker(packId.serialize(),
 849                     stickerPack.packKey(),
 850                     stickerId,
 851                     manifestSticker.emoji(),
 852                     stickerAttachment));
 853         }
 854         if (!message.previews().isEmpty()) {
 855             final var previews = new ArrayList<SignalServicePreview>(message.previews().size());
 856             for (final var p : message.previews()) {
 857                 final var image = p.image().isPresent() ? context.getAttachmentHelper()
 858                         .uploadAttachment(p.image().get()) : null;
 859                 previews.add(new SignalServicePreview(p.url(),
 860                         p.title(),
 861                         p.description(),
 862                         0,
 863                         Optional.ofNullable(image)));
 864             }
 865             messageBuilder.withPreviews(previews);
 866         }
 867         if (message.storyReply().isPresent()) {
 868             final var storyReply = message.storyReply().get();
 869             final var authorServiceId = context.getRecipientHelper()
 870                     .resolveSignalServiceAddress(context.getRecipientHelper().resolveRecipient(storyReply.author()))
 871                     .getServiceId();
 872             messageBuilder.withStoryContext(new SignalServiceDataMessage.StoryContext(authorServiceId,
 873                     storyReply.timestamp()));
 874         }
 875     }
 876
 877     private ArrayList<SignalServiceDataMessage.Mention> resolveMentions(final List<Message.Mention> mentionList) throws UnregisteredRecipientException {
 878         final var mentions = new ArrayList<SignalServiceDataMessage.Mention>();
 879         for (final var m : mentionList) {
 880             final var recipientId = context.getRecipientHelper().resolveRecipient(m.recipient());
 881             mentions.add(new SignalServiceDataMessage.Mention(context.getRecipientHelper()
 882                     .resolveSignalServiceAddress(recipientId)
 883                     .getServiceId(), m.start(), m.length()));
 884         }
 885         return mentions;
 886     }
 887
 888     @Override
 889     public SendMessageResults sendRemoteDeleteMessage(
 890             long targetSentTimestamp,
 891             Set<RecipientIdentifier> recipients
 892     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 893         var delete = new SignalServiceDataMessage.RemoteDelete(targetSentTimestamp);
 894         final var messageBuilder = SignalServiceDataMessage.newBuilder().withRemoteDelete(delete);
 895         for (final var recipient : recipients) {
 896             if (recipient instanceof RecipientIdentifier.Uuid u) {
 897                 account.getMessageSendLogStore()
 898                         .deleteEntryForRecipientNonGroup(targetSentTimestamp, ACI.from(u.uuid()));
 899             } else if (recipient instanceof RecipientIdentifier.Pni pni) {
 900                 account.getMessageSendLogStore()
 901                         .deleteEntryForRecipientNonGroup(targetSentTimestamp, PNI.from(pni.pni()));
 902             } else if (recipient instanceof RecipientIdentifier.Single r) {
 903                 try {
 904                     final var recipientId = context.getRecipientHelper().resolveRecipient(r);
 905                     final var address = account.getRecipientAddressResolver().resolveRecipientAddress(recipientId);
 906                     if (address.serviceId().isPresent()) {
 907                         account.getMessageSendLogStore()
 908                                 .deleteEntryForRecipientNonGroup(targetSentTimestamp, address.serviceId().get());
 909                     }
 910                 } catch (UnregisteredRecipientException ignored) {
 911                 }
 912             } else if (recipient instanceof RecipientIdentifier.Group r) {
 913                 account.getMessageSendLogStore().deleteEntryForGroup(targetSentTimestamp, r.groupId());
 914             }
 915         }
 916         return sendMessage(messageBuilder, recipients, false);
 917     }
 918
 919     @Override
 920     public SendMessageResults sendMessageReaction(
 921             String emoji,
 922             boolean remove,
 923             RecipientIdentifier.Single targetAuthor,
 924             long targetSentTimestamp,
 925             Set<RecipientIdentifier> recipients,
 926             final boolean isStory
 927     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 928         var targetAuthorRecipientId = context.getRecipientHelper().resolveRecipient(targetAuthor);
 929         final var authorServiceId = context.getRecipientHelper()
 930                 .resolveSignalServiceAddress(targetAuthorRecipientId)
 931                 .getServiceId();
 932         var reaction = new SignalServiceDataMessage.Reaction(emoji, remove, authorServiceId, targetSentTimestamp);
 933         final var messageBuilder = SignalServiceDataMessage.newBuilder().withReaction(reaction);
 934         if (isStory) {
 935             messageBuilder.withStoryContext(new SignalServiceDataMessage.StoryContext(authorServiceId,
 936                     targetSentTimestamp));
 937         }
 938         return sendMessage(messageBuilder, recipients, false);
 939     }
 940
 941     @Override
 942     public SendMessageResults sendPaymentNotificationMessage(
 943             byte[] receipt,
 944             String note,
 945             RecipientIdentifier.Single recipient
 946     ) throws IOException {
 947         final var paymentNotification = new SignalServiceDataMessage.PaymentNotification(receipt, note);
 948         final var payment = new SignalServiceDataMessage.Payment(paymentNotification, null);
 949         final var messageBuilder = SignalServiceDataMessage.newBuilder().withPayment(payment);
 950         try {
 951             return sendMessage(messageBuilder, Set.of(recipient), false);
 952         } catch (NotAGroupMemberException | GroupNotFoundException | GroupSendingNotAllowedException e) {
 953             throw new AssertionError(e);
 954         }
 955     }
 956
 957     @Override
 958     public SendMessageResults sendEndSessionMessage(Set<RecipientIdentifier.Single> recipients) throws IOException {
 959         var messageBuilder = SignalServiceDataMessage.newBuilder().asEndSessionMessage();
 960
 961         try {
 962             return sendMessage(messageBuilder,
 963                     recipients.stream().map(RecipientIdentifier.class::cast).collect(Collectors.toSet()),
 964                     false);
 965         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 966             throw new AssertionError(e);
 967         } finally {
 968             for (var recipient : recipients) {
 969                 final RecipientId recipientId;
 970                 try {
 971                     recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 972                 } catch (UnregisteredRecipientException e) {
 973                     continue;
 974                 }
 975                 final var serviceId = context.getAccount()
 976                         .getRecipientAddressResolver()
 977                         .resolveRecipientAddress(recipientId)
 978                         .serviceId();
 979                 if (serviceId.isPresent()) {
 980                     account.getAccountData(ServiceIdType.ACI).getSessionStore().deleteAllSessions(serviceId.get());
 981                 }
 982             }
 983         }
 984     }
 985
 986     @Override
 987     public SendMessageResults sendMessageRequestResponse(
 988             final MessageRequestResponse.Type type,
 989             final Set<RecipientIdentifier> recipients
 990     ) {
 991         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 992         for (final var recipient : recipients) {
 993             if (recipient instanceof RecipientIdentifier.NoteToSelf || (
 994                     recipient instanceof RecipientIdentifier.Single single
 995                             && new RecipientAddress(single.toPartialRecipientAddress()).matches(account.getSelfRecipientAddress())
 996             )) {
 997                 final var result = context.getSyncHelper()
 998                         .sendMessageRequestResponse(type, account.getSelfRecipientId());
 999                 if (result != null) {
1000                     results.put(recipient, List.of(toSendMessageResult(result)));
1001                 }
1002                 results.put(recipient, List.of(toSendMessageResult(result)));
1003             } else if (recipient instanceof RecipientIdentifier.Single single) {
1004                 try {
1005                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
1006                     final var result = context.getSyncHelper().sendMessageRequestResponse(type, recipientId);
1007                     if (result != null) {
1008                         results.put(recipient, List.of(toSendMessageResult(result)));
1009                     }
1010                 } catch (UnregisteredRecipientException e) {
1011                     results.put(recipient,
1012                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
1013                 }
1014             } else if (recipient instanceof RecipientIdentifier.Group group) {
1015                 final var result = context.getSyncHelper().sendMessageRequestResponse(type, group.groupId());
1016                 results.put(recipient, List.of(toSendMessageResult(result)));
1017             }
1018         }
1019         return new SendMessageResults(0, results);
1020     }
1021
1022     @Override
1023     public void hideRecipient(final RecipientIdentifier.Single recipient) {
1024         final var recipientIdOptional = context.getRecipientHelper().resolveRecipientOptional(recipient);
1025         if (recipientIdOptional.isPresent()) {
1026             context.getContactHelper().setContactHidden(recipientIdOptional.get(), true);
1027             account.removeRecipient(recipientIdOptional.get());
1028             syncRemoteStorage();
1029         }
1030     }
1031
1032     @Override
1033     public void deleteRecipient(final RecipientIdentifier.Single recipient) {
1034         final var recipientIdOptional = context.getRecipientHelper().resolveRecipientOptional(recipient);
1035         if (recipientIdOptional.isPresent()) {
1036             account.removeRecipient(recipientIdOptional.get());
1037             syncRemoteStorage();
1038         }
1039     }
1040
1041     @Override
1042     public void deleteContact(final RecipientIdentifier.Single recipient) {
1043         final var recipientIdOptional = context.getRecipientHelper().resolveRecipientOptional(recipient);
1044         if (recipientIdOptional.isPresent()) {
1045             account.getContactStore().deleteContact(recipientIdOptional.get());
1046             syncRemoteStorage();
1047         }
1048     }
1049
1050     @Override
1051     public void setContactName(
1052             final RecipientIdentifier.Single recipient,
1053             final String givenName,
1054             final String familyName,
1055             final String nickGivenName,
1056             final String nickFamilyName,
1057             final String note
1058     ) throws NotPrimaryDeviceException, UnregisteredRecipientException {
1059         if (!account.isPrimaryDevice()) {
1060             throw new NotPrimaryDeviceException();
1061         }
1062         context.getContactHelper()
1063                 .setContactName(context.getRecipientHelper().resolveRecipient(recipient),
1064                         givenName,
1065                         familyName,
1066                         nickGivenName,
1067                         nickFamilyName,
1068                         note);
1069         syncRemoteStorage();
1070     }
1071
1072     @Override
1073     public void setContactsBlocked(
1074             Collection<RecipientIdentifier.Single> recipients,
1075             boolean blocked
1076     ) throws IOException, UnregisteredRecipientException {
1077         if (recipients.isEmpty()) {
1078             return;
1079         }
1080         final var recipientIds = context.getRecipientHelper().resolveRecipients(recipients);
1081         final var selfRecipientId = account.getSelfRecipientId();
1082         boolean shouldRotateProfileKey = false;
1083         for (final var recipientId : recipientIds) {
1084             if (context.getContactHelper().isContactBlocked(recipientId) == blocked) {
1085                 continue;
1086             }
1087             context.getContactHelper().setContactBlocked(recipientId, blocked);
1088             context.getSyncHelper()
1089                     .sendMessageRequestResponse(blocked
1090                             ? MessageRequestResponse.Type.BLOCK
1091                             : MessageRequestResponse.Type.UNBLOCK_AND_ACCEPT, recipientId);
1092             // if we don't have a common group with the blocked contact we need to rotate the profile key
1093             shouldRotateProfileKey = blocked && (
1094                     shouldRotateProfileKey || account.getGroupStore()
1095                             .getGroups()
1096                             .stream()
1097                             .noneMatch(g -> g.isMember(selfRecipientId) && g.isMember(recipientId))
1098             );
1099         }
1100         if (shouldRotateProfileKey) {
1101             context.getProfileHelper().rotateProfileKey();
1102         }
1103         context.getSyncHelper().sendBlockedList();
1104         syncRemoteStorage();
1105     }
1106
1107     @Override
1108     public void setGroupsBlocked(
1109             final Collection<GroupId> groupIds,
1110             final boolean blocked
1111     ) throws GroupNotFoundException, IOException {
1112         if (groupIds.isEmpty()) {
1113             return;
1114         }
1115         boolean shouldRotateProfileKey = false;
1116         for (final var groupId : groupIds) {
1117             if (context.getGroupHelper().isGroupBlocked(groupId) == blocked) {
1118                 continue;
1119             }
1120             context.getGroupHelper().setGroupBlocked(groupId, blocked);
1121             context.getSyncHelper()
1122                     .sendMessageRequestResponse(blocked
1123                             ? MessageRequestResponse.Type.BLOCK
1124                             : MessageRequestResponse.Type.UNBLOCK_AND_ACCEPT, groupId);
1125             shouldRotateProfileKey = blocked;
1126         }
1127         if (shouldRotateProfileKey) {
1128             context.getProfileHelper().rotateProfileKey();
1129         }
1130         context.getSyncHelper().sendBlockedList();
1131         syncRemoteStorage();
1132     }
1133
1134     @Override
1135     public void setExpirationTimer(
1136             RecipientIdentifier.Single recipient,
1137             int messageExpirationTimer
1138     ) throws IOException, UnregisteredRecipientException {
1139         var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1140         context.getContactHelper().setExpirationTimer(recipientId, messageExpirationTimer);
1141         final var messageBuilder = SignalServiceDataMessage.newBuilder().asExpirationUpdate();
1142         try {
1143             sendMessage(messageBuilder, Set.of(recipient), false);
1144         } catch (NotAGroupMemberException | GroupNotFoundException | GroupSendingNotAllowedException e) {
1145             throw new AssertionError(e);
1146         }
1147         syncRemoteStorage();
1148     }
1149
1150     @Override
1151     public StickerPackUrl uploadStickerPack(File path) throws IOException, StickerPackInvalidException {
1152         var manifest = StickerUtils.getSignalServiceStickerManifestUpload(path);
1153
1154         var messageSender = dependencies.getMessageSender();
1155
1156         var packKey = KeyUtils.createStickerUploadKey();
1157         var packIdString = messageSender.uploadStickerManifest(manifest, packKey);
1158         var packId = StickerPackId.deserialize(Hex.fromStringCondensed(packIdString));
1159
1160         var sticker = new StickerPack(packId, packKey);
1161         account.getStickerStore().addStickerPack(sticker);
1162         context.getSyncHelper().sendStickerOperationsMessage(List.of(sticker), List.of());
1163
1164         return new StickerPackUrl(packId, packKey);
1165     }
1166
1167     @Override
1168     public void installStickerPack(StickerPackUrl url) throws IOException {
1169         final var packId = url.packId();
1170         final var packKey = url.packKey();
1171         try {
1172             context.getStickerHelper().retrieveStickerPack(packId, packKey);
1173         } catch (InvalidMessageException e) {
1174             throw new IOException(e);
1175         }
1176
1177         final var sticker = context.getStickerHelper().addOrUpdateStickerPack(packId, packKey, true);
1178         context.getSyncHelper().sendStickerOperationsMessage(List.of(sticker), List.of());
1179     }
1180
1181     @Override
1182     public List<org.asamk.signal.manager.api.StickerPack> getStickerPacks() {
1183         final var stickerPackStore = context.getStickerPackStore();
1184         return account.getStickerStore().getStickerPacks().stream().map(pack -> {
1185             if (stickerPackStore.existsStickerPack(pack.packId())) {
1186                 try {
1187                     final var manifest = stickerPackStore.retrieveManifest(pack.packId());
1188                     return new org.asamk.signal.manager.api.StickerPack(pack.packId(),
1189                             new StickerPackUrl(pack.packId(), pack.packKey()),
1190                             pack.isInstalled(),
1191                             manifest.title(),
1192                             manifest.author(),
1193                             Optional.ofNullable(manifest.cover() == null ? null : manifest.cover().toApi()),
1194                             manifest.stickers().stream().map(JsonStickerPack.JsonSticker::toApi).toList());
1195                 } catch (Exception e) {
1196                     logger.warn("Failed to read local sticker pack manifest: {}", e.getMessage(), e);
1197                 }
1198             }
1199
1200             return new org.asamk.signal.manager.api.StickerPack(pack.packId(), pack.packKey(), pack.isInstalled());
1201         }).toList();
1202     }
1203
1204     @Override
1205     public void requestAllSyncData() {
1206         context.getSyncHelper().requestAllSyncData();
1207         syncRemoteStorage();
1208     }
1209
1210     void syncRemoteStorage() {
1211         context.getJobExecutor().enqueueJob(new SyncStorageJob());
1212     }
1213
1214     @Override
1215     public void addReceiveHandler(final ReceiveMessageHandler handler, final boolean isWeakListener) {
1216         synchronized (messageHandlers) {
1217             if (isWeakListener) {
1218                 weakHandlers.add(handler);
1219             } else {
1220                 messageHandlers.add(handler);
1221                 startReceiveThreadIfRequired();
1222             }
1223         }
1224     }
1225
1226     private static final AtomicInteger threadNumber = new AtomicInteger(0);
1227
1228     private void startReceiveThreadIfRequired() {
1229         if (receiveThread != null || isReceivingSynchronous) {
1230             return;
1231         }
1232         receiveThread = Thread.ofPlatform().name("receive-" + threadNumber.getAndIncrement()).start(() -> {
1233             logger.debug("Starting receiving messages");
1234             context.getReceiveHelper().receiveMessagesContinuously(this::passReceivedMessageToHandlers);
1235             logger.debug("Finished receiving messages");
1236             synchronized (messageHandlers) {
1237                 receiveThread = null;
1238
1239                 // Check if in the meantime another handler has been registered
1240                 if (!messageHandlers.isEmpty()) {
1241                     logger.debug("Another handler has been registered, starting receive thread again");
1242                     startReceiveThreadIfRequired();
1243                 }
1244             }
1245         });
1246     }
1247
1248     private void passReceivedMessageToHandlers(MessageEnvelope envelope, Throwable e) {
1249         synchronized (messageHandlers) {
1250             Stream.concat(messageHandlers.stream(), weakHandlers.stream()).forEach(h -> {
1251                 try {
1252                     h.handleMessage(envelope, e);
1253                 } catch (Throwable ex) {
1254                     logger.warn("Message handler failed, ignoring", ex);
1255                 }
1256             });
1257         }
1258     }
1259
1260     @Override
1261     public void removeReceiveHandler(final ReceiveMessageHandler handler) {
1262         final Thread thread;
1263         synchronized (messageHandlers) {
1264             weakHandlers.remove(handler);
1265             messageHandlers.remove(handler);
1266             if (!messageHandlers.isEmpty() || receiveThread == null || isReceivingSynchronous) {
1267                 return;
1268             }
1269             thread = receiveThread;
1270             receiveThread = null;
1271         }
1272
1273         stopReceiveThread(thread);
1274     }
1275
1276     private void stopReceiveThread(final Thread thread) {
1277         if (context.getReceiveHelper().requestStopReceiveMessages()) {
1278             logger.debug("Receive stop requested, interrupting read from server.");
1279             thread.interrupt();
1280         }
1281         try {
1282             thread.join();
1283         } catch (InterruptedException ignored) {
1284         }
1285     }
1286
1287     @Override
1288     public boolean isReceiving() {
1289         if (isReceivingSynchronous) {
1290             return true;
1291         }
1292         synchronized (messageHandlers) {
1293             return !messageHandlers.isEmpty();
1294         }
1295     }
1296
1297     @Override
1298     public void receiveMessages(
1299             Optional<Duration> timeout,
1300             Optional<Integer> maxMessages,
1301             ReceiveMessageHandler handler
1302     ) throws IOException, AlreadyReceivingException {
1303         receiveMessages(timeout.orElse(Duration.ofMinutes(1)), timeout.isPresent(), maxMessages.orElse(null), handler);
1304     }
1305
1306     @Override
1307     public void stopReceiveMessages() {
1308         Thread thread = null;
1309         synchronized (messageHandlers) {
1310             if (isReceivingSynchronous) {
1311                 thread = receiveThread;
1312                 receiveThread = null;
1313             }
1314         }
1315         if (thread != null) {
1316             stopReceiveThread(thread);
1317         }
1318     }
1319
1320     private void receiveMessages(
1321             Duration timeout,
1322             boolean returnOnTimeout,
1323             Integer maxMessages,
1324             ReceiveMessageHandler handler
1325     ) throws IOException, AlreadyReceivingException {
1326         synchronized (messageHandlers) {
1327             if (isReceiving()) {
1328                 throw new AlreadyReceivingException("Already receiving message.");
1329             }
1330             isReceivingSynchronous = true;
1331             receiveThread = Thread.currentThread();
1332         }
1333         try {
1334             context.getReceiveHelper().receiveMessages(timeout, returnOnTimeout, maxMessages, (envelope, e) -> {
1335                 passReceivedMessageToHandlers(envelope, e);
1336                 handler.handleMessage(envelope, e);
1337             });
1338         } finally {
1339             synchronized (messageHandlers) {
1340                 receiveThread = null;
1341                 isReceivingSynchronous = false;
1342                 if (!messageHandlers.isEmpty()) {
1343                     startReceiveThreadIfRequired();
1344                 }
1345             }
1346         }
1347     }
1348
1349     @Override
1350     public void setReceiveConfig(final ReceiveConfig receiveConfig) {
1351         context.getReceiveHelper().setReceiveConfig(receiveConfig);
1352     }
1353
1354     @Override
1355     public boolean isContactBlocked(final RecipientIdentifier.Single recipient) {
1356         final RecipientId recipientId;
1357         try {
1358             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1359         } catch (UnregisteredRecipientException e) {
1360             return false;
1361         }
1362         return context.getContactHelper().isContactBlocked(recipientId);
1363     }
1364
1365     @Override
1366     public void sendContacts() throws IOException {
1367         context.getSyncHelper().sendContacts();
1368     }
1369
1370     @Override
1371     public List<Recipient> getRecipients(
1372             boolean onlyContacts,
1373             Optional<Boolean> blocked,
1374             Collection<RecipientIdentifier.Single> recipients,
1375             Optional<String> name
1376     ) {
1377         final var recipientIds = recipients.stream().map(a -> {
1378             try {
1379                 return context.getRecipientHelper().resolveRecipient(a);
1380             } catch (UnregisteredRecipientException e) {
1381                 return null;
1382             }
1383         }).filter(Objects::nonNull).collect(Collectors.toSet());
1384         if (!recipients.isEmpty() && recipientIds.isEmpty()) {
1385             return List.of();
1386         }
1387         // refresh profiles of explicitly given recipients
1388         context.getProfileHelper().refreshRecipientProfiles(recipientIds);
1389         return account.getRecipientStore()
1390                 .getRecipients(onlyContacts, blocked, recipientIds, name)
1391                 .stream()
1392                 .map(s -> new Recipient(s.getRecipientId(),
1393                         s.getAddress().toApiRecipientAddress(),
1394                         s.getContact(),
1395                         s.getProfileKey(),
1396                         s.getExpiringProfileKeyCredential(),
1397                         s.getProfile(),
1398                         s.getDiscoverable()))
1399                 .toList();
1400     }
1401
1402     @Override
1403     public String getContactOrProfileName(RecipientIdentifier.Single recipient) {
1404         final RecipientId recipientId;
1405         try {
1406             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1407         } catch (UnregisteredRecipientException e) {
1408             return null;
1409         }
1410
1411         final var contact = account.getContactStore().getContact(recipientId);
1412         if (contact != null && !Util.isEmpty(contact.getName())) {
1413             return contact.getName();
1414         }
1415
1416         final var profile = context.getProfileHelper().getRecipientProfile(recipientId);
1417         if (profile != null) {
1418             return profile.getDisplayName();
1419         }
1420
1421         return null;
1422     }
1423
1424     @Override
1425     public Group getGroup(GroupId groupId) {
1426         return toGroup(context.getGroupHelper().getGroup(groupId));
1427     }
1428
1429     @Override
1430     public List<Identity> getIdentities() {
1431         return account.getIdentityKeyStore()
1432                 .getIdentities()
1433                 .stream()
1434                 .map(this::toIdentity)
1435                 .filter(Objects::nonNull)
1436                 .toList();
1437     }
1438
1439     private Identity toIdentity(final IdentityInfo identityInfo) {
1440         if (identityInfo == null) {
1441             return null;
1442         }
1443
1444         final var address = account.getRecipientAddressResolver()
1445                 .resolveRecipientAddress(account.getRecipientResolver().resolveRecipient(identityInfo.getServiceId()));
1446         if (address.serviceId().isPresent() && !Objects.equals(address.serviceId().get(),
1447                 identityInfo.getServiceId())) {
1448             return null;
1449         }
1450         final var scannableFingerprint = context.getIdentityHelper()
1451                 .computeSafetyNumberForScanning(identityInfo.getServiceId(), identityInfo.getIdentityKey());
1452         return new Identity(address.toApiRecipientAddress(),
1453                 identityInfo.getIdentityKey().getPublicKey().serialize(),
1454                 context.getIdentityHelper()
1455                         .computeSafetyNumber(identityInfo.getServiceId(), identityInfo.getIdentityKey()),
1456                 scannableFingerprint == null ? null : scannableFingerprint.getSerialized(),
1457                 identityInfo.getTrustLevel(),
1458                 identityInfo.getDateAddedTimestamp());
1459     }
1460
1461     @Override
1462     public List<Identity> getIdentities(RecipientIdentifier.Single recipient) {
1463         ServiceId serviceId;
1464         try {
1465             final var address = account.getRecipientAddressResolver()
1466                     .resolveRecipientAddress(context.getRecipientHelper().resolveRecipient(recipient));
1467             if (address.serviceId().isEmpty()) {
1468                 return List.of();
1469             }
1470             serviceId = address.serviceId().get();
1471         } catch (UnregisteredRecipientException e) {
1472             return List.of();
1473         }
1474         final var identity = account.getIdentityKeyStore().getIdentityInfo(serviceId);
1475         return identity == null ? List.of() : List.of(toIdentity(identity));
1476     }
1477
1478     @Override
1479     public boolean trustIdentityVerified(
1480             RecipientIdentifier.Single recipient,
1481             IdentityVerificationCode verificationCode
1482     ) throws UnregisteredRecipientException {
1483         return switch (verificationCode) {
1484             case IdentityVerificationCode.Fingerprint fingerprint -> trustIdentity(recipient,
1485                     r -> context.getIdentityHelper().trustIdentityVerified(r, fingerprint.fingerprint()));
1486             case IdentityVerificationCode.SafetyNumber safetyNumber -> trustIdentity(recipient,
1487                     r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber.safetyNumber()));
1488             case IdentityVerificationCode.ScannableSafetyNumber safetyNumber -> trustIdentity(recipient,
1489                     r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber.safetyNumber()));
1490             case null -> throw new AssertionError("Invalid verification code type");
1491         };
1492     }
1493
1494     @Override
1495     public boolean trustIdentityAllKeys(RecipientIdentifier.Single recipient) throws UnregisteredRecipientException {
1496         return trustIdentity(recipient, r -> context.getIdentityHelper().trustIdentityAllKeys(r));
1497     }
1498
1499     private boolean trustIdentity(
1500             RecipientIdentifier.Single recipient,
1501             Function<RecipientId, Boolean> trustMethod
1502     ) throws UnregisteredRecipientException {
1503         final var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1504         final var updated = trustMethod.apply(recipientId);
1505         if (updated && this.isReceiving()) {
1506             account.setNeedsToRetryFailedMessages(true);
1507         }
1508         return updated;
1509     }
1510
1511     @Override
1512     public void addAddressChangedListener(final Runnable listener) {
1513         synchronized (addressChangedListeners) {
1514             addressChangedListeners.add(listener);
1515         }
1516     }
1517
1518     @Override
1519     public void addClosedListener(final Runnable listener) {
1520         synchronized (closedListeners) {
1521             closedListeners.add(listener);
1522         }
1523     }
1524
1525     @Override
1526     public InputStream retrieveAttachment(final String id) throws IOException {
1527         return context.getAttachmentHelper().retrieveAttachment(id).getStream();
1528     }
1529
1530     @Override
1531     public InputStream retrieveContactAvatar(final RecipientIdentifier.Single recipient) throws IOException, UnregisteredRecipientException {
1532         final var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1533         final var address = account.getRecipientStore().resolveRecipientAddress(recipientId);
1534         final var streamDetails = context.getAvatarStore().retrieveContactAvatar(address);
1535         if (streamDetails == null) {
1536             throw new FileNotFoundException();
1537         }
1538         return streamDetails.getStream();
1539     }
1540
1541     @Override
1542     public InputStream retrieveProfileAvatar(final RecipientIdentifier.Single recipient) throws IOException, UnregisteredRecipientException {
1543         final var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1544         context.getProfileHelper().getRecipientProfile(recipientId);
1545         final var address = account.getRecipientStore().resolveRecipientAddress(recipientId);
1546         final var streamDetails = context.getAvatarStore().retrieveProfileAvatar(address);
1547         if (streamDetails == null) {
1548             throw new FileNotFoundException();
1549         }
1550         return streamDetails.getStream();
1551     }
1552
1553     @Override
1554     public InputStream retrieveGroupAvatar(final GroupId groupId) throws IOException {
1555         final var streamDetails = context.getAvatarStore().retrieveGroupAvatar(groupId);
1556         context.getGroupHelper().getGroup(groupId);
1557         if (streamDetails == null) {
1558             throw new FileNotFoundException();
1559         }
1560         return streamDetails.getStream();
1561     }
1562
1563     @Override
1564     public InputStream retrieveSticker(final StickerPackId stickerPackId, final int stickerId) throws IOException {
1565         var streamDetails = context.getStickerPackStore().retrieveSticker(stickerPackId, stickerId);
1566         if (streamDetails == null) {
1567             final var pack = account.getStickerStore().getStickerPack(stickerPackId);
1568             if (pack != null) {
1569                 try {
1570                     context.getStickerHelper().retrieveStickerPack(stickerPackId, pack.packKey());
1571                 } catch (InvalidMessageException e) {
1572                     logger.warn("Failed to download sticker pack");
1573                 }
1574             }
1575         }
1576         if (streamDetails == null) {
1577             throw new FileNotFoundException();
1578         }
1579         return streamDetails.getStream();
1580     }
1581
1582     @Override
1583     public void close() {
1584         Thread thread;
1585         synchronized (messageHandlers) {
1586             weakHandlers.clear();
1587             messageHandlers.clear();
1588             thread = receiveThread;
1589             receiveThread = null;
1590         }
1591         if (thread != null) {
1592             stopReceiveThread(thread);
1593         }
1594         context.close();
1595         executor.close();
1596
1597         dependencies.getSignalWebSocket().disconnect();
1598         dependencies.getPushServiceSocket().close();
1599         disposable.dispose();
1600
1601         if (account != null) {
1602             account.close();
1603         }
1604
1605         synchronized (closedListeners) {
1606             closedListeners.forEach(Runnable::run);
1607             closedListeners.clear();
1608         }
1609
1610         account = null;
1611     }
1612 }