import 'dart:io';

import 'package:flutter_test/flutter_test.dart';
import 'package:health_app/pages/history/conversation_history_page.dart';
import 'package:health_app/pages/notifications/notification_center_page.dart';

void main() {
  test('notification opening continues when acknowledge fails', () async {
    var opened = false;

    final acknowledged = await acknowledgeBeforeNotificationOpen(
      acknowledge: () async => throw Exception('offline'),
      open: () => opened = true,
    );

    expect(acknowledged, isFalse);
    expect(opened, isTrue);
  });

  test(
    'conversation dismiss is rejected when backend deletion fails',
    () async {
      expect(
        await deleteConversationForDismiss(
          () async => throw Exception('delete failed'),
        ),
        isFalse,
      );
      expect(await deleteConversationForDismiss(() async {}), isTrue);
    },
  );

  test('doctor picker does not keep a stale list for the whole app session', () {
    final source = File('lib/providers/data_providers.dart').readAsStringSync();
    final adminSource = File(
      'lib/pages/admin/admin_add_doctor_page.dart',
    ).readAsStringSync();

    expect(
      source,
      matches(
        RegExp(
          r'final doctorListProvider\s*=\s*FutureProvider\.autoDispose<List<Map<String, dynamic>>>',
        ),
      ),
    );
    expect(adminSource, contains('ref.invalidate(doctorListProvider)'));
  });

  test('home header buttons use a larger touch area', () {
    final source = File('lib/pages/home/home_page.dart').readAsStringSync();
    final buttonSource = source.substring(
      source.indexOf('class _HeaderIconButton'),
    );

    expect(buttonSource, contains('width: elderMode ? 54 : 44'));
    expect(buttonSource, contains('height: elderMode ? 54 : 44'));
  });

  test('settings logout action is white with dark text', () {
    final source = File(
      'lib/pages/settings/settings_pages.dart',
    ).readAsStringSync();
    final logoutButtonStart = source.indexOf('ElevatedButton.icon(');
    final logoutButtonEnd = source.indexOf(
      'Future<void> _deleteAccount',
      logoutButtonStart,
    );
    final logoutButton = source.substring(logoutButtonStart, logoutButtonEnd);

    expect(logoutButton, contains('backgroundColor: Colors.white'));
    expect(logoutButton, contains('foregroundColor: AppColors.textPrimary'));
  });
}