[client] Do not show upload folder on web and android

client/lib/ui/app/app_layout_collapsed.dart

@@ -1,5 +1,5 @@
 import 'package:flutter/material.dart';
-import 'package:phylum/ui/app/fab_action.dart';
+import 'package:phylum/ui/app/create_action.dart';
 import 'package:phylum/ui/app/nav_list.dart';
 import 'package:phylum/ui/explorer/explorer_controller.dart';
 import 'package:phylum/ui/explorer/explorer_view.dart';
@@ -59,7 +59,7 @@ class AppLayoutCollapsed extends StatelessWidget {
           return ListView(
             shrinkWrap: true,
             children: [
-              for (final action in popupMenuActions)
+              for (final action in getCreateActions(ctx))
                 if (action == null)
                   const PopupMenuItem(enabled: false, height: 16, child: Divider())
                 else

client/lib/ui/app/create_action.dart

@@ -1,7 +1,10 @@
+import 'dart:io';
+
+import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:phylum/ui/app/app_shortcuts.dart';
 
-enum FabAction {
+enum CreateAction {
   newFolder(descripiton: 'New Folder', icon: Icon(Icons.create_new_folder), intent: NewFolderIntent()),
   uploadFiles(descripiton: 'Upload File(s)', icon: Icon(Icons.upload_file_rounded), intent: UploadFilesIntent()),
   uploadFolders(
@@ -11,12 +14,20 @@ enum FabAction {
   final Icon icon;
   final Intent intent;
 
-  const FabAction({required this.descripiton, required this.icon, required this.intent});
+  const CreateAction({required this.descripiton, required this.icon, required this.intent});
 }
 
-final popupMenuActions = [
-  FabAction.newFolder,
-  null,
-  FabAction.uploadFiles,
-  FabAction.uploadFolders,
-];
+List<CreateAction?> getCreateActions(BuildContext context) {
+  if (kIsWeb || Platform.isAndroid) {
+    return const [
+      CreateAction.newFolder,
+      CreateAction.uploadFiles,
+    ];
+  }
+  return const [
+    CreateAction.newFolder,
+    null,
+    CreateAction.uploadFiles,
+    CreateAction.uploadFolders,
+  ];
+}

client/lib/ui/app/nav_list.dart

@@ -8,7 +8,7 @@ import 'package:phylum/ui/explorer/page.dart';
 import 'package:phylum/libphylum/phylum_account.dart';
 import 'package:phylum/ui/app/button_downloads.dart';
 import 'package:phylum/ui/app/button_server_status.dart';
-import 'package:phylum/ui/app/fab_action.dart';
+import 'package:phylum/ui/app/create_action.dart';
 import 'package:phylum/ui/preview/resource_preview.dart';
 import 'package:provider/provider.dart';
 
@@ -30,7 +30,7 @@ class NavList extends StatelessWidget {
                 tooltip: 'Create',
                 position: PopupMenuPosition.under,
                 itemBuilder: (context) => [
-                  for (final action in popupMenuActions)
+                  for (final action in getCreateActions(context))
                     if (action == null)
                       const PopupMenuItem(enabled: false, height: 16, child: Divider())
                     else