add 'Widget' at the end of widget class names

lib/ui/viewer/file/collections_list_of_file_widget.dart

@@ -7,9 +7,9 @@ import 'package:photos/ui/viewer/file/file_info_collection_widget.dart';
 import 'package:photos/ui/viewer/gallery/collection_page.dart';
 import 'package:photos/utils/navigation_util.dart';
 
-class CollectionsListOfFile extends StatelessWidget {
+class CollectionsListOfFileWidget extends StatelessWidget {
   final Future<Set<int>> allCollectionIDsOfFile;
-  const CollectionsListOfFile(this.allCollectionIDsOfFile, {Key key})
+  const CollectionsListOfFileWidget(this.allCollectionIDsOfFile, {Key key})
       : super(key: key);
 
   @override
@@ -29,7 +29,7 @@ class CollectionsListOfFile extends StatelessWidget {
             itemCount: collections.length,
             scrollDirection: Axis.horizontal,
             itemBuilder: (context, index) {
-              return FileInfoCollection(
+              return FileInfoCollectionWidget(
                 name: collections[index].name,
                 onTap: () {
                   routeToPage(

lib/ui/viewer/file/device_folders_list_of_file_widget.dart

@@ -3,9 +3,9 @@ import 'package:logging/logging.dart';
 import 'package:photos/ui/common/loading_widget.dart';
 import 'package:photos/ui/viewer/file/file_info_collection_widget.dart';
 
-class DeviceFoldersListOfFile extends StatelessWidget {
+class DeviceFoldersListOfFileWidget extends StatelessWidget {
   final Future<Set<String>> allDeviceFoldersOfFile;
-  const DeviceFoldersListOfFile(this.allDeviceFoldersOfFile, {Key key})
+  const DeviceFoldersListOfFileWidget(this.allDeviceFoldersOfFile, {Key key})
       : super(key: key);
 
   @override
@@ -19,7 +19,7 @@ class DeviceFoldersListOfFile extends StatelessWidget {
             itemCount: deviceFolders.length,
             scrollDirection: Axis.horizontal,
             itemBuilder: (context, index) {
-              return FileInfoCollection(
+              return FileInfoCollectionWidget(
                 name: deviceFolders[index],
                 onTap: () {},
               );

lib/ui/viewer/file/fading_bottom_bar.dart

@@ -10,7 +10,7 @@ import 'package:photos/models/magic_metadata.dart';
 import 'package:photos/models/selected_files.dart';
 import 'package:photos/models/trash_file.dart';
 import 'package:photos/ui/create_collection_page.dart';
-import 'package:photos/ui/viewer/file/file_info_dialog.dart';
+import 'package:photos/ui/viewer/file/file_info_widget.dart';
 import 'package:photos/utils/delete_file_util.dart';
 import 'package:photos/utils/magic_util.dart';
 import 'package:photos/utils/share_util.dart';

lib/ui/viewer/file/file_info_collection_widget.dart

@@ -1,10 +1,11 @@
 import 'package:flutter/material.dart';
 import 'package:photos/ente_theme_data.dart';
 
-class FileInfoCollection extends StatelessWidget {
+class FileInfoCollectionWidget extends StatelessWidget {
   final String name;
   final Function onTap;
-  const FileInfoCollection({this.name, this.onTap, Key key}) : super(key: key);
+  const FileInfoCollectionWidget({this.name, this.onTap, Key key})
+      : super(key: key);
 
   @override
   Widget build(BuildContext context) {

lib/ui/viewer/file/file_info_dialog.dart → lib/ui/viewer/file/file_info_widget.dart

@@ -215,8 +215,8 @@ class _FileInfoWidgetState extends State<FileInfoWidget> {
             child: Icon(Icons.folder_outlined),
           ),
           title: fileIsBackedup
-              ? CollectionsListOfFile(allCollectionIDsOfFile)
-              : DeviceFoldersListOfFile(allDeviceFoldersOfFile),
+              ? CollectionsListOfFileWidget(allCollectionIDsOfFile)
+              : DeviceFoldersListOfFileWidget(allDeviceFoldersOfFile),
         ),
       ),
       const DividerWithPadding(left: 70, right: 20),