import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:manager/core/theme/app_theme.dart';
import 'package:manager/core/widgets/empty_state.dart';

void main() {
  testWidgets('renders title/message and invokes the action callback', (tester) async {
    var tapped = false;
    await tester.pumpWidget(
      MaterialApp(
        theme: AppTheme.light(),
        home: Scaffold(
          body: EmptyState(
            icon: Icons.layers_outlined,
            title: 'No services yet',
            message: 'Scan a compose folder to discover services.',
            actionLabel: 'Scan now',
            onAction: () => tapped = true,
          ),
        ),
      ),
    );

    expect(find.text('No services yet'), findsOneWidget);
    expect(find.text('Scan a compose folder to discover services.'), findsOneWidget);

    await tester.tap(find.widgetWithText(OutlinedButton, 'Scan now'));
    await tester.pump();
    expect(tapped, isTrue);
  });

  testWidgets('omits the action button when none is given', (tester) async {
    await tester.pumpWidget(
      MaterialApp(
        theme: AppTheme.light(),
        home: const Scaffold(
          body: EmptyState(icon: Icons.inbox_outlined, title: 'Nothing here'),
        ),
      ),
    );

    expect(find.byType(OutlinedButton), findsNothing);
  });
}