fix: don't depend on FaceFilter for fetching personId

mobile/lib/services/people_home_widget_service.dart

@@ -7,7 +7,7 @@ import 'package:logging/logging.dart';
 import 'package:photos/db/files_db.dart';
 import 'package:photos/models/file/file.dart';
 import "package:photos/models/search/generic_search_result.dart";
-import "package:photos/models/search/hierarchical/face_filter.dart";
+import "package:photos/models/search/search_constants.dart";
 import "package:photos/models/search/search_types.dart";
 import 'package:photos/service_locator.dart';
 import 'package:photos/services/home_widget_service.dart';
@@ -292,16 +292,14 @@ class PeopleHomeWidgetService {
       // Search Filter with face and pick top two faces
       final searchFilter = await SectionType.face.getData(null).then(
             (value) => List<GenericSearchResult>.from(value).where(
-              (element) =>
-                  (element.hierarchicalSearchFilter as FaceFilter).personId !=
-                  null,
+              (element) => (element.params[kPersonParamID] as String?) != null,
             ),
           );
 
       if (searchFilter.isNotEmpty) {
         peopleIds = searchFilter
             .take(2)
-            .map((e) => (e.hierarchicalSearchFilter as FaceFilter).personId!)
+            .map((e) => e.params[kPersonParamID] as String)
             .toList();
       } else {
         _logger.warning("No selected people found");

mobile/lib/ui/viewer/search/result/people_section_all_page.dart

@@ -5,7 +5,7 @@ import "package:flutter_animate/flutter_animate.dart";
 import "package:photos/events/event.dart";
 import "package:photos/generated/l10n.dart";
 import "package:photos/models/search/generic_search_result.dart";
-import "package:photos/models/search/hierarchical/face_filter.dart";
+import "package:photos/models/search/search_constants.dart";
 import "package:photos/models/search/search_types.dart";
 import "package:photos/models/selected_people.dart";
 import "package:photos/theme/ente_theme.dart";
@@ -70,14 +70,13 @@ class _PeopleSectionAllWidgetState extends State<PeopleSectionAllWidget> {
 
     if (widget.namedOnly) {
       results.removeWhere(
-        (element) =>
-            (element.hierarchicalSearchFilter as FaceFilter).personId == null,
+        (element) => element.params[kPersonParamID] == null,
       );
       if (widget.selectedPeople?.personIds.isEmpty ?? false) {
         widget.selectedPeople!.select(
           results
               .take(2)
-              .map((e) => (e.hierarchicalSearchFilter as FaceFilter).personId!)
+              .map((e) => e.params[kPersonParamID] as String)
               .toSet(),
         );
       }

mobile/lib/ui/viewer/search_tab/people_section.dart

@@ -203,9 +203,8 @@ class PersonSearchExample extends StatelessWidget {
   });
 
   void toggleSelection() {
-    selectedPeople?.toggleSelection(
-      (searchResult.hierarchicalSearchFilter as FaceFilter).personId!,
-    );
+    selectedPeople
+        ?.toggleSelection(searchResult.params[kPersonParamID]! as String);
   }
 
   @override