+void Core::setBufferLastSeen(UserId user, const BufferId &bufferId, const QDateTime &seenDate) {
+ QMutexLocker locker(&mutex);
+ return instance()->storage->setBufferLastSeen(user, bufferId, seenDate);
+}
+
+QHash<BufferId, QDateTime> Core::bufferLastSeenDates(UserId user) {
+ QMutexLocker locker(&mutex);
+ return instance()->storage->bufferLastSeenDates(user);
+}
+