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