Hide rooms with custom defined types in quick switcher

This matches the behavior in other room lists. I also tried to normalize
the constructor with SortFilterRoomTreeModel.

(cherry picked from commit 847db41fb3)

src/libneochat/models/roomlistmodel.cpp

@@ -276,6 +276,11 @@ QVariant RoomListModel::data(const QModelIndex &index, int role) const
     if (role == NotificationCountRole) {
         return room->notificationCount();
     }
+    if (role == RoomTypeRole) {
+        if (room->creation()) {
+            return room->creation()->contentPart<QString>("type"_L1);
+        }
+    }
 
     return QVariant();
 }
@@ -310,6 +315,7 @@ QHash<int, QByteArray> RoomListModel::roleNames() const
     roles[IsChildSpaceRole] = "isChildSpace";
     roles[IsDirectChat] = "isDirectChat";
     roles[NotificationCountRole] = "notificationCount";
+    roles[RoomTypeRole] = "roomType";
     return roles;
 }
 

src/libneochat/models/roomlistmodel.h

@@ -54,6 +54,7 @@ public:
         ReplacementIdRole, /**< The room id of the room replacing this one, if any. */
         IsDirectChat, /**< Whether this room is a direct chat. */
         NotificationCountRole, /**< Count of all notifications that also include non-notable events like unread messages. */
+        RoomTypeRole, /**< The room's type. */
     };
     Q_ENUM(EventRoles)