Render action bar conditionally for collaborators

lib/ui/components/bottom_action_bar/action_bar_widget.dart

@@ -9,11 +9,14 @@ class ActionBarWidget extends StatefulWidget {
   final List<Widget> iconButtons;
   final SelectedFiles? selectedFiles;
   final GalleryType galleryType;
+  final bool isCollaborator;
+
   const ActionBarWidget({
     required this.iconButtons,
     required this.galleryType,
     this.text,
     this.selectedFiles,
+    this.isCollaborator = false,
     super.key,
   });
 
@@ -74,13 +77,21 @@ class _ActionBarWidgetState extends State<ActionBarWidget> {
                   ? ValueListenableBuilder(
                       valueListenable: _selectedFilesNotifier,
                       builder: (context, value, child) {
+                        if (widget.isCollaborator) {
+                          return Text(
+                            "${_selectedFilesNotifier.value} selected" +
+                                (_selectedOwnedFilesNotifier.value !=
+                                        _selectedFilesNotifier.value
+                                    ? " (${_selectedOwnedFilesNotifier.value} "
+                                        "yours) "
+                                    : ""),
+                            style: textTheme.body.copyWith(
+                              color: colorScheme.blurTextBase,
+                            ),
+                          );
+                        }
                         return Text(
-                          "${_selectedFilesNotifier.value} selected" +
-                              (_selectedOwnedFilesNotifier.value !=
-                                      _selectedFilesNotifier.value
-                                  ? " (${_selectedOwnedFilesNotifier.value} "
-                                      "yours) "
-                                  : ""),
+                          "${_selectedFilesNotifier.value} selected",
                           style: textTheme.body.copyWith(
                             color: colorScheme.blurTextBase,
                           ),

lib/ui/components/bottom_action_bar/bottom_action_bar_widget.dart

@@ -18,6 +18,7 @@ class BottomActionBarWidget extends StatelessWidget {
   final VoidCallback? onCancel;
   final bool hasSmallerBottomPadding;
   final GalleryType type;
+  final bool isCollaborator;
 
   BottomActionBarWidget({
     required this.expandedMenu,
@@ -27,6 +28,7 @@ class BottomActionBarWidget extends StatelessWidget {
     this.text,
     this.iconButtons,
     this.onCancel,
+    this.isCollaborator = false,
     super.key,
   });
 
@@ -68,6 +70,7 @@ class BottomActionBarWidget extends StatelessWidget {
                       galleryType: type,
                       text: text,
                       iconButtons: _iconButtons(context),
+                      isCollaborator: isCollaborator,
                     ),
                   ),
                   expanded: expandedMenu,

lib/ui/viewer/actions/file_selection_actions_widget.dart

@@ -24,6 +24,7 @@ class FileSelectionActionWidget extends StatefulWidget {
   final Collection? collection;
   final DeviceCollection? deviceCollection;
   final SelectedFiles selectedFiles;
+  final bool isCollaborator;
 
   const FileSelectionActionWidget(
     this.type,
@@ -31,6 +32,7 @@ class FileSelectionActionWidget extends StatefulWidget {
     Key? key,
     this.collection,
     this.deviceCollection,
+    this.isCollaborator = false,
   }) : super(key: key);
 
   @override
@@ -98,7 +100,7 @@ class _FileSelectionActionWidgetState extends State<FileSelectionActionWidget> {
       );
     }
 
-    if (widget.type.showRemoveFromAlbum()) {
+    if (widget.isCollaborator && widget.type.showRemoveFromAlbum()) {
       firstList.add(
         BlurMenuItemWidget(
           leadingIcon: Icons.remove_outlined,
@@ -183,10 +185,13 @@ class _FileSelectionActionWidgetState extends State<FileSelectionActionWidget> {
 
     if (firstList.isNotEmpty) {
       items.add(firstList);
+      return ExpandedMenuWidget(
+        items: items,
+      );
+    } else {
+      // TODO: Return "Select All" here
+      return const SizedBox.shrink();
     }
-    return ExpandedMenuWidget(
-      items: items,
-    );
   }
 
   Future<void> _moveFiles() async {

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:photos/core/configuration.dart';
 import 'package:photos/models/collection.dart';
 import 'package:photos/models/device_collection.dart';
 import 'package:photos/models/gallery_type.dart';
@@ -65,6 +66,7 @@ class _FileSelectionOverlayBarState extends State<FileSelectionOverlayBar> {
             selectedFiles: widget.selectedFiles,
             hasSmallerBottomPadding: true,
             type: widget.galleryType,
+            isCollaborator: _isCollaborator(),
             expandedMenu: FileSelectionActionWidget(
               widget.galleryType,
               widget.selectedFiles,
@@ -106,4 +108,20 @@ class _FileSelectionOverlayBarState extends State<FileSelectionOverlayBar> {
         ? _bottomPosition.value = 0.0
         : _bottomPosition.value = -150.0;
   }
+
+  bool _isCollaborator() {
+    if (widget.collection == null) {
+      return false;
+    }
+    if (widget.galleryType == GalleryType.ownedCollection) {
+      return false;
+    }
+    final userID = Configuration.instance.getUserID();
+    for (final user in widget.collection!.getSharees()) {
+      if (user.id == userID) {
+        return user.isCollaborator;
+      }
+    }
+    return false;
+  }
 }