Show unhide icon on top actions

lib/ui/viewer/actions/file_selection_overlay_bar.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
+import 'package:page_transition/page_transition.dart';
 import 'package:photos/models/collection.dart';
 import 'package:photos/models/device_collection.dart';
 import 'package:photos/models/gallery_type.dart';
@@ -7,6 +8,7 @@ import 'package:photos/models/magic_metadata.dart';
 import 'package:photos/models/selected_files.dart';
 import 'package:photos/ui/components/bottom_action_bar/bottom_action_bar_widget.dart';
 import 'package:photos/ui/components/icon_button_widget.dart';
+import 'package:photos/ui/create_collection_page.dart';
 import 'package:photos/ui/viewer/actions/file_selection_actions_widget.dart';
 import 'package:photos/utils/delete_file_util.dart';
 import 'package:photos/utils/magic_util.dart';
@@ -94,6 +96,15 @@ class _FileSelectionOverlayBarState extends State<FileSelectionOverlayBar> {
                       onTap: () => _onUnArchiveClick(),
                     )
                   : const SizedBox.shrink(),
+              widget.galleryType.showUnHideOption()
+                  ? IconButtonWidget(
+                      icon: Icons.visibility_off_outlined,
+                      iconButtonType: IconButtonType.primary,
+                      onTap: () => _selectionCollectionForAction(
+                        CollectionActionType.unHide,
+                      ),
+                    )
+                  : const SizedBox.shrink(),
               IconButtonWidget(
                 icon: Icons.ios_share_outlined,
                 iconButtonType: IconButtonType.primary,
@@ -119,6 +130,22 @@ class _FileSelectionOverlayBarState extends State<FileSelectionOverlayBar> {
     widget.selectedFiles.clearAll();
   }
 
+  Future<Object?> _selectionCollectionForAction(
+    CollectionActionType type,
+  ) async {
+    return Navigator.push(
+      context,
+      PageTransition(
+        type: PageTransitionType.bottomToTop,
+        child: CreateCollectionPage(
+          widget.selectedFiles,
+          null,
+          actionType: type,
+        ),
+      ),
+    );
+  }
+
   _selectedFilesListener() {
     widget.selectedFiles.files.isNotEmpty
         ? _bottomPosition.value = 0.0