Room::setReadReceipt()

2 files changed, 15 insertions, 1 deletions

diff --git a/lib/room.cpp b/lib/room.cpp
index c7f29b6d..649b1ed2 100644
--- a/lib/room.cpp
+++ b/lib/room.cpp
@@ -765,6 +765,15 @@ Room::Changes Room::Private::setFullyReadMarker(const QString& eventId)
     return changes;
 }
 
+void Room::setReadReceipt(const QString& atEventId)
+{
+    d->setLastReadReceipt(localUser(), historyEdge(),
+                          { atEventId, QDateTime::currentDateTime() });
+    connection()->callApi<PostReceiptJob>(BackgroundRequest, id(),
+                                          QStringLiteral("m.read"),
+                                          QUrl::toPercentEncoding(atEventId));
+}
+
 void Room::Private::markMessagesAsRead(const rev_iter_t &upToMarker)
 {
     if (upToMarker < q->fullyReadMarker()) {
diff --git a/lib/room.h b/lib/room.h
index 9ef553df..afe223c5 100644
--- a/lib/room.h
+++ b/lib/room.h
@@ -626,7 +626,12 @@ public Q_SLOTS:
     void downloadFile(const QString& eventId, const QUrl& localFilename = {});
     void cancelFileTransfer(const QString& id);
 
-    /// Mark all messages in the room as read
+    //! \brief Set a given event as last read and post a read receipt on it
+    //!
+    //! Does nothing if the event is behind the current read receipt.
+    //! \sa lastReadReceipt, markMessagesAsRead, markAllMessagesAsRead
+    void setReadReceipt(const QString& atEventId);
+    //! Put the fully-read marker at the latest message in the room
     void markAllMessagesAsRead();
 
     /// Switch the room's version (aka upgrade)