import 'package:flutter_test/flutter_test.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'package:travel_mate/models/emergency_contact.dart';
import 'package:travel_mate/services/emergency_service.dart';

void main() {
  const tripId = 'trip-emergency-1';
  late EmergencyService service;

  setUp(() {
    SharedPreferences.setMockInitialValues({});
    service = EmergencyService();
  });

  test('adds and loads contacts', () async {
    final contact = EmergencyContact.newContact(
      id: 'c1',
      name: 'Assistance',
      phone: '+33123456789',
      note: 'Assurance',
    );
    await service.addContact(tripId, contact);

    final loaded = await service.loadContacts(tripId);
    expect(loaded.single.phone, '+33123456789');
  });

  test('deletes contact', () async {
    final a = EmergencyContact.newContact(
      id: 'a',
      name: 'Ambassade',
      phone: '+321234',
    );
    final b = EmergencyContact.newContact(
      id: 'b',
      name: 'Marie',
      phone: '+33999',
    );
    await service.addContact(tripId, a);
    await service.addContact(tripId, b);

    final updated = await service.deleteContact(tripId, 'a');
    expect(updated.map((c) => c.id), contains('b'));
    expect(updated.length, 1);
  });

  test('corrupted payload cleared', () async {
    final prefs = await SharedPreferences.getInstance();
    await prefs.setString('emergency_$tripId', 'oops');
    final loaded = await service.loadContacts(tripId);
    expect(loaded, isEmpty);
    expect(prefs.getString('emergency_$tripId'), isNull);
  });
}