import 'package:clide/builtin/settings_ui/settings_ui.dart';
import 'package:clide/kernel/kernel.dart';
import 'package:flutter/services.dart';
import 'package:flutter/widgets.dart';
import 'package:flutter_test/flutter_test.dart';

import '../../helpers/kernel_fixture.dart';
import '../../helpers/widget_harness.dart';

void main() {
  group('SettingsUiExtension', () {
    late KernelFixture f;

    setUp(() async {
      f = await KernelFixture.create(
        i18nCatalogs: {
          'builtin.settings-ui': {
            const Locale('en', 'US'): const {
              'modal.title': {'translation': 'Settings'},
              'modal.close': {'translation': 'Close'},
              'modal.close.hint': {'translation': 'Close settings'},
              'rail.header': {'translation': 'Categories'},
              'panel.empty': {'translation': 'No settings categories are registered yet.'},
            },
          },
        },
      );
    });

    tearDown(() async => f.dispose());

    test('contributes a settings.open command', () async {
      f.services.extensions.register(SettingsUiExtension());
      await f.services.extensions.activateAll();
      expect(f.services.commands.get('settings.open'), isNotNull);
    });

    test('default binding ctrl+, is registered', () async {
      f.services.extensions.register(SettingsUiExtension());
      await f.services.extensions.activateAll();
      expect(f.services.keybindings.commandFor(Keybinding.parse('ctrl+,')), 'settings.open');
    });

    testWidgets('modal shell renders title, rail header, and empty state', (tester) async {
      await tester.pumpWidget(harness(f, SettingsModal(onDismiss: () {})));
      expect(find.text('Settings'), findsOneWidget);
      expect(find.text('Categories'), findsOneWidget);
      expect(find.text('No settings categories are registered yet.'), findsOneWidget);
    });

    testWidgets('Esc dismisses the modal', (tester) async {
      var dismissed = 0;
      await tester.pumpWidget(harness(f, SettingsModal(onDismiss: () => dismissed++)));
      await tester.sendKeyEvent(LogicalKeyboardKey.escape);
      await tester.pump();
      expect(dismissed, 1);
    });

    testWidgets('close button dismisses the modal', (tester) async {
      var dismissed = 0;
      await tester.pumpWidget(harness(f, SettingsModal(onDismiss: () => dismissed++)));
      // The close button carries the "Close" semantics label.
      await tester.tap(find.bySemanticsLabel('Close'));
      await tester.pump();
      expect(dismissed, 1);
    });
  });
}