Always pass displayName without matrix id to avatar name

BUG: 456638

imports/NeoChat/Component/Timeline/StateDelegate.qml

@@ -73,7 +73,7 @@ Control {
             Layout.preferredHeight: Kirigami.Units.iconSizes.small
             Layout.alignment: Qt.AlignTop
 
-            name: author.displayName
+            name: model.displayNameForInitials
             source: author.avatarMediaId ? ("image://mxc/" + author.avatarMediaId) : ""
             color: author.color
 

imports/NeoChat/Component/Timeline/TimelineContainer.qml

@@ -140,7 +140,7 @@ QQC2.ItemDelegate {
         visible: model.showAuthor &&
             Config.showAvatarInTimeline &&
             (Config.compactLayout || !showUserMessageOnRight)
-        name: model.author.name ?? model.author.displayName
+        name: model.displayNameForInitials
         source: visible && model.author.avatarMediaId ? ("image://mxc/" + model.author.avatarMediaId) : ""
         color: model.author.color
 

src/messageeventmodel.cpp

@@ -59,6 +59,7 @@ QHash<int, QByteArray> MessageEventModel::roleNames() const
     roles[AuthorIdRole] = "authorId";
     roles[MediaUrlRole] = "mediaUrl";
     roles[VerifiedRole] = "verified";
+    roles[DisplayNameForInitialsRole] = "displayNameForInitials";
     return roles;
 }
 
@@ -834,6 +835,11 @@ QVariant MessageEventModel::data(const QModelIndex &idx, int role) const
 #endif
     }
 
+    if (role == DisplayNameForInitialsRole) {
+        auto user = static_cast<NeoChatUser *>(isPending ? m_currentRoom->localUser() : m_currentRoom->user(evt.senderId()));
+        return user->displayname(m_currentRoom).remove(QStringLiteral(" (%1)").arg(user->id()));
+    }
+
     return {};
 }
 

src/messageeventmodel.h

@@ -48,6 +48,9 @@ public:
         EventResolvedTypeRole,
         AuthorIdRole,
         VerifiedRole,
+
+        // Sender's displayname, always without the matrix id
+        DisplayNameForInitialsRole,
         LastRole, // Keep this last
     };
     Q_ENUM(EventRoles)