import 'dart:async';

import 'package:friendly_map/modules/app/app.dart';
import 'package:friendly_map/modules/core/core.dart';
import 'package:friendly_map/modules/discovery/discovery.dart';
import 'package:friendly_map/modules/platform/platform.dart';
import 'package:friendly_map/modules/storage/storage.dart';
import 'package:friendly_map/modules/transport/transport.dart';

import 'fake_cipher.dart';
import 'storage_contract.dart' show FakeProbe;

/// 시험용 기기 하나: 화면 없이 앱 내부 전체를 올린다.
class AppDevice {
  AppDevice._(this.app, this.phone, this.name, this.key);

  final FriendlyApp app;
  final String phone; // 표준 형태
  final String name;
  final String key;

  static final List<AppDevice> _all = [];

  static Future<AppDevice> create(MemoryHub hub, String rawPhone, String normalized, String name,
      {bool start = true, FakeProbe? probe, FakeLan? lan, LocationProvider? location,
      PhoneVerifier? verifier,
      CallLogProvider? callLog,
      PhoneActions? phone,
      Notifier? notifier,
      ContactsProvider? contacts}) async {
    final key = 'KEY-$name';
    final app = FriendlyApp(AppDeps(
      storage: Storage.memory(),
      transport: MemoryTransport(normalized, hub),
      cipher: FakeCipher(key),
      identity: FakeIdentity(key),
      probe: probe ?? FakeProbe(10),
      lan: lan == null ? null : LanDirectory(lan),
      location: location,
      verifier: verifier,
      callLog: callLog,
      phone: phone,
      notifier: notifier,
      contacts: contacts,
    ));
    final d = AppDevice._(app, normalized, name, key);
    await app.profile.setUp(rawPhone, name);
    _all.add(d);
    if (start) await app.start();
    return d;
  }

  static Future<void> settleAll() async {
    for (var round = 0; round < 3; round++) {
      for (final d in _all) {
        await d.app.idle();
      }
    }
  }
}

/// 시험용 같은 네트워크 발견: 테스트가 직접 상대를 흘려 넣는다.
class FakeLan implements LanDiscovery {
  final StreamController<LanPeer> ctl = StreamController<LanPeer>.broadcast(sync: true);
  @override
  Future<void> advertise({required String phone, required int port}) async {}
  @override
  Stream<LanPeer> get peers => ctl.stream;
  @override
  Future<void> start() async {}
  @override
  Future<void> stop() async {}
}