fix(mobile): person birthday viewing/editing (#20731)

* fix: edit birthday dialog

* chore: convert age to "x years old" format

* fix: lint

---------

Co-authored-by: Alex <alex.tran1502@gmail.com>

mobile/lib/presentation/widgets/people/person_edit_birthday_modal.widget.dart

@@ -63,7 +63,6 @@ class _DriftPersonNameEditFormState extends ConsumerState<DriftPersonBirthdayEdi
         height: 300,
         child: ClipRRect(
           borderRadius: const BorderRadius.all(Radius.circular(16.0)),
-
           child: ScrollDatePicker(
             options: DatePickerOptions(
               backgroundColor: context.colorScheme.surfaceContainerHigh,
@@ -72,14 +71,17 @@ class _DriftPersonNameEditFormState extends ConsumerState<DriftPersonBirthdayEdi
             ),
             scrollViewOptions: DatePickerScrollViewOptions(
               day: ScrollViewDetailOptions(
+                isLoop: false,
                 margin: const EdgeInsets.all(12),
                 selectedTextStyle: TextStyle(color: context.primaryColor, fontWeight: FontWeight.bold, fontSize: 16),
               ),
               month: ScrollViewDetailOptions(
+                isLoop: false,
                 margin: const EdgeInsets.all(12),
                 selectedTextStyle: TextStyle(color: context.primaryColor, fontWeight: FontWeight.bold, fontSize: 16),
               ),
               year: ScrollViewDetailOptions(
+                isLoop: false,
                 margin: const EdgeInsets.all(12),
                 selectedTextStyle: TextStyle(color: context.primaryColor, fontWeight: FontWeight.bold, fontSize: 16),
               ),

mobile/lib/presentation/widgets/people/person_option_sheet.widget.dart

@@ -3,10 +3,11 @@ import 'package:hooks_riverpod/hooks_riverpod.dart';
 import 'package:immich_mobile/extensions/translate_extensions.dart';
 
 class PersonOptionSheet extends ConsumerWidget {
-  const PersonOptionSheet({super.key, this.onEditName, this.onEditBirthday});
+  const PersonOptionSheet({super.key, this.onEditName, this.onEditBirthday, this.birthdayExists = false});
 
   final VoidCallback? onEditName;
   final VoidCallback? onEditBirthday;
+  final bool birthdayExists;
 
   @override
   Widget build(BuildContext context, WidgetRef ref) {
@@ -25,7 +26,7 @@ class PersonOptionSheet extends ConsumerWidget {
             ),
             ListTile(
               leading: const Icon(Icons.cake),
-              title: Text('edit_birthday'.t(context: context), style: textStyle),
+              title: Text((birthdayExists ? 'edit_birthday' : "add_birthday").t(context: context), style: textStyle),
               onTap: onEditBirthday,
             ),
           ],