handle permission denials more gracefully

lib/widgets/settings/dialog_list_tile.dart

@@ -4,53 +4,35 @@ import "package:flutter_riverpod/flutter_riverpod.dart";
 import "package:nexus/widgets/settings/radio_sheet.dart";
 
 final class const DialogListTile<T>({
-  required final T? initialValue,
+  required final T? value,
   required final Icon icon,
   required final String title,
   required final List<T> options,
   required final void Function(T value)? onChanged,
   required final String Function(T option) getName,
   final Widget? subtitle,
-  final bool required = true,
   super.key,
 }) extends ConsumerWidget {
   @override
-  Widget build(BuildContext context, WidgetRef ref) => FormField(
-    validator: (value) =>
-        value == null && required == true ? "This field is required." : null,
-    initialValue: initialValue,
-    builder: (field) => InputDecorator(
-      decoration: InputDecoration(
-        errorText: field.errorText,
-        contentPadding: EdgeInsets.zero,
-        enabledBorder: InputBorder.none,
+  Widget build(BuildContext context, WidgetRef ref) => ListTile(
+    enabled: onChanged != null,
+    onTap: () => context.showAdaptiveSheet(
+      (context) => RadioSheet<T>(
+        title: title,
+        getName: getName,
+        onChanged: onChanged,
+        value: value,
+        options: options,
       ),
-      child: ListTile(
-        enabled: onChanged != null,
-        onTap: () => context.showAdaptiveSheet(
-          (context) => RadioSheet<T>(
-            title: title,
-            getName: getName,
-            onChanged: onChanged == null
-                ? null
-                : (value) {
-                    field.didChange(value);
-                    onChanged!.call(value);
-                  },
-            value: field.value,
-            options: options,
-          ),
-        ),
-        title: Text(title),
-        subtitle: subtitle,
-        leading: icon,
-        trailing: Chip(
-          label: Text(
-            field.value == null ? "None" : getName(field.value as T),
-            overflow: TextOverflow.ellipsis,
-            style: onChanged == null ? .new(color: Colors.grey) : null,
-          ),
-        ),
+    ),
+    title: Text(title),
+    subtitle: subtitle,
+    leading: icon,
+    trailing: Chip(
+      label: Text(
+        value == null ? "None" : getName(value as T),
+        overflow: TextOverflow.ellipsis,
+        style: onChanged == null ? .new(color: Colors.grey) : null,
       ),
     ),
   );