fix: Logic which rooms belong to a space

lib/pages/chat_list.dart

@@ -177,6 +177,28 @@ class ChatListController extends State<ChatList> {
     super.dispose();
   }
 
+  bool roomCheck(Room room) {
+    if (room.isSpace) return false;
+    if (activeSpaceId != null) {
+      final space = Matrix.of(context).client.getRoomById(activeSpaceId);
+      if (space.spaceChildren.any((child) => child.roomId == room.id)) {
+        return true;
+      }
+      if (room.spaceParents.any((parent) => parent.roomId == activeSpaceId)) {
+        return true;
+      }
+      if (room.isDirectChat &&
+          room.summary.mHeroes.any((userId) {
+            final user = space.getState(EventTypes.RoomMember, userId)?.asUser;
+            return user != null && user.membership == Membership.join;
+          })) {
+        return true;
+      }
+      return false;
+    }
+    return true;
+  }
+
   void toggleSelection(String roomId) {
     setState(() => selectedRoomIds.contains(roomId)
         ? selectedRoomIds.remove(roomId)

lib/pages/views/chat_list_view.dart

@@ -252,12 +252,8 @@ class _ChatListViewBody extends StatelessWidget {
           builder: (BuildContext context, snapshot) {
             if (Matrix.of(context).client.prevBatch != null) {
               final rooms = List<Room>.from(Matrix.of(context).client.rooms)
-                  .where((r) => !r.isSpace)
+                  .where(controller.roomCheck)
                   .toList();
-              if (controller.activeSpaceId != null) {
-                rooms.removeWhere((room) => !room.spaceParents.any(
-                    (parent) => parent.roomId == controller.activeSpaceId));
-              }
               rooms.removeWhere((room) => room.lastEvent == null);
               if (rooms.isEmpty) {
                 return Column(