info_tren/lib/pages/settings/settings_page_cupertino.dart

import 'package:flutter/cupertino.dart';
import 'package:hooks_riverpod/hooks_riverpod.dart';
import 'package:info_tren/models.dart';
import 'package:info_tren/pages/settings/setings_page.dart';
import 'package:info_tren/providers.dart';

class SettingsPageCupertino extends SettingsPageShared {
  const SettingsPageCupertino({super.key,});

  Future<T?> singleChoice<T>({required BuildContext context, required List<T> choices, required String Function(T) labelBuilder, String? title}) async {
    return await showCupertinoModalPopup<T>(
      context: context,
      builder: (context) {
        return CupertinoActionSheet(
          title: title != null ? Text(title) : null,
          actions: choices.map((c) => CupertinoActionSheetAction(
            onPressed: () {
              Navigator.of(context).pop(c);
            },
            child: Text(labelBuilder(c)),
          )).toList(),
          cancelButton: CupertinoActionSheetAction(
            child: const Text('Anulare'),
            onPressed: () {
              Navigator.of(context).pop();
            },
          ),
        );
      },
    );
  }

  @override
  Widget build(BuildContext context) {
    return CupertinoPageScaffold(
      navigationBar: CupertinoNavigationBar(
        previousPageTitle: 'Info Tren',
        middle: Text(pageTitle),
      ),
      child: Builder(
        builder: (context) {
          final mq = MediaQuery.of(context);
          return SingleChildScrollView(
            child: Column(
              children: [
                SizedBox(
                  height: mq.padding.top,
                ),
                Consumer(
                  builder: (context, ref, _) {
                    final currentUiDesign = ref.watch(uiDesignProvider);
                    return CupertinoListTile(
                      title: Text(appearanceTitle),
                      trailing: Text(currentUiDesign.userInterfaceName),
                      onTap: () async {
                        final choice = await singleChoice(
                          context: context,
                          choices: UiDesign.values,
                          labelBuilder: (UiDesign ud) => ud.userInterfaceName,
                          title: appearanceTitle,
                        );
                        if (choice != null) {
                          ref.read(uiDesignProvider.notifier).set(choice);
                        }
                      },
                    );
                  },
                ),
                Consumer(
                  builder: (context, ref, _) {
                    final currentTZ = ref.watch(uiTimeZoneProvider);
                    return CupertinoListTile(
                      title: Text(timeZoneTitle),
                      trailing: Text(currentTZ.type.userInterfaceName),
                      onTap: () async {
                        final choice = await singleChoice(
                          context: context,
                          choices: UiTimeZoneType.values.where((tz) => tz != UiTimeZoneType.iana).toList(),
                          labelBuilder: (UiTimeZoneType utzt) => utzt.userInterfaceName,
                          title: timeZoneTitle,
                        );
                        if (choice != null) {
                          ref.read(uiTimeZoneProvider.notifier).set(UiTimeZone.fromSerString('${choice.name}\n'));
                        }
                      },
                    );
                  },
                ),
              ],
            ),
          );
        },
      ),
    );
  }
}