Add mark all as read function.

imports/Spectral/Dialog/AccountDetailDialog.qml

@@ -44,6 +44,12 @@ Dialog {
                 Menu {
                     id: contextMenu
 
+                    MenuItem {
+                        text: "Mark all as read"
+
+                        onClicked: spectralController.markAllMessagesAsRead(connection)
+                    }
+
                     MenuItem {
                         text: "Logout"
 

src/controller.cpp

@@ -384,3 +384,9 @@ void Controller::changeAvatar(Connection* conn, QUrl localFile) {
     });
   }
 }
+
+void Controller::markAllMessagesAsRead(Connection* conn) {
+  for (auto room : conn->roomMap().values()) {
+    room->markAllMessagesAsRead();
+  }
+}

src/controller.h

@@ -118,6 +118,7 @@ class Controller : public QObject {
   void createDirectChat(Connection* c, const QString& userID);
   void playAudio(QUrl localFile);
   void changeAvatar(Connection* conn, QUrl localFile);
+  void markAllMessagesAsRead(Connection* conn);
 };
 
 #endif  // CONTROLLER_H