Fix maximizing replied-to media

The previous index-based handling opened the wrong media, as it used the wrong index.

src/app/roommanager.cpp

@@ -236,11 +236,18 @@ void RoomManager::resolveResource(Uri uri, const QString &action)
     }
 }
 
-void RoomManager::maximizeMedia(int index)
+void RoomManager::maximizeMedia(const QString &eventId)
 {
-    if (index < -1 || index > m_mediaMessageFilterModel->rowCount()) {
+    if (eventId.isEmpty()) {
+        qWarning() << "Tried to open media for empty event id";
         return;
     }
+
+    const auto index = m_mediaMessageFilterModel->getRowForEventId(eventId);
+    if (index == -1) {
+        return;
+    }
+
     Q_EMIT showMaximizedMedia(index);
 }
 

src/app/roommanager.h

@@ -212,12 +212,8 @@ public:
 
     /**
      * @brief Show a media item maximized.
-     *
-     * @param index the index to open the maximize delegate model at. This is the
-     *        index in the MediaMessageFilterModel owned by this RoomManager. A value
-     *        of -1 opens a the default item.
      */
-    Q_INVOKABLE void maximizeMedia(int index);
+    Q_INVOKABLE void maximizeMedia(const QString &eventId);
 
     Q_INVOKABLE void maximizeCode(NeochatRoomMember *author, const QDateTime &time, const QString &codeText, const QString &language);
 

src/messagecontent/ImageComponent.qml

@@ -158,12 +158,7 @@ Item {
             }
             root.Message.timeline.interactive = false;
             if (!root.mediaInfo.isSticker) {
-                // We need to make sure the index is that of the MediaMessageFilterModel.
-                if (root.Message.timeline.model instanceof MessageFilterModel) {
-                    RoomManager.maximizeMedia(RoomManager.mediaMessageFilterModel.getRowForSourceItem(root.Message.index));
-                } else {
-                    RoomManager.maximizeMedia(root.Message.index);
-                }
+                RoomManager.maximizeMedia(root.eventId);
             }
         }
     }

src/messagecontent/VideoComponent.qml

@@ -385,12 +385,7 @@ Video {
                     onTriggered: {
                         root.Message.timeline.interactive = false;
                         root.pause();
-                        // We need to make sure the index is that of the MediaMessageFilterModel.
-                        if (root.Message.timeline.model instanceof MessageFilterModel) {
-                            RoomManager.maximizeMedia(RoomManager.mediaMessageFilterModel.getRowForSourceItem(root.Message.index));
-                        } else {
-                            RoomManager.maximizeMedia(root.Message.index);
-                        }
+                        RoomManager.maximizeMedia(root.eventId);
                     }
                 }
             }

src/timeline/models/mediamessagefiltermodel.cpp

@@ -85,9 +85,14 @@ QHash<int, QByteArray> MediaMessageFilterModel::roleNames() const
     return roles;
 }
 
-int MediaMessageFilterModel::getRowForSourceItem(int sourceRow) const
+int MediaMessageFilterModel::getRowForEventId(const QString &eventId) const
 {
-    return mapFromSource(sourceModel()->index(sourceRow, 0)).row();
+    for (auto i = 0; i < rowCount(); i++) {
+        if (data(index(i, 0), MessageModel::EventIdRole).toString() == eventId) {
+            return i;
+        }
+    }
+    return -1;
 }
 
 #include "moc_mediamessagefiltermodel.cpp"

src/timeline/models/mediamessagefiltermodel.h

@@ -63,5 +63,5 @@ public:
      */
     [[nodiscard]] QHash<int, QByteArray> roleNames() const override;
 
-    Q_INVOKABLE int getRowForSourceItem(int sourceRow) const;
+    int getRowForEventId(const QString &eventId) const;
 };