import 'package:dio/dio.dart';
import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:lanebow/screens/public_event/public_event_entry_screen.dart';
import 'package:lanebow/screens/public_event/public_event_screen.dart';
import 'package:lanebow/services/public_event_service.dart';

DioException dio404(String path) => DioException(
  requestOptions: RequestOptions(path: path),
  response: Response(requestOptions: RequestOptions(path: path), statusCode: 404),
  type: DioExceptionType.badResponse,
);

class Stub404Service extends PublicEventService {
  @override
  Future<Map<String, dynamic>> fetchEvent(String publicHash) async {
    throw dio404('/api/public/$publicHash');
  }
}

void main() {
  testWidgets('shows 404 message and go to entry button navigates back', (tester) async {
    await tester.pumpWidget(MaterialApp(
      home: PublicEventScreen(publicHash: 'nope', service: Stub404Service()),
    ));

    await tester.pumpAndSettle();

    expect(find.text('이벤트를 찾을 수 없습니다'), findsOneWidget);
    expect(find.byKey(const Key('go_entry_button')), findsOneWidget);

    await tester.tap(find.byKey(const Key('go_entry_button')));
    await tester.pumpAndSettle();

    expect(find.byType(PublicEventEntryScreen), findsOneWidget);
    expect(find.text('공개 이벤트 입장'), findsOneWidget);
  });
}