import 'dart:convert';
import 'dart:io';
import 'live_ikar_smoke.dart' as live;

Future<void> main(List<String> args) async {
  final label = args.isEmpty ? 'before' : args.first;
  final devices = <live.Device>[];
  final report = <String, dynamic>{
    'timestamp': DateTime.now().toUtc().toIso8601String(),
    'checks': <String, dynamic>{},
  };
  final checks = report['checks'] as Map<String, dynamic>;
  try {
    final stamp = DateTime.now().microsecondsSinceEpoch.toString();
    for (var i = 0; i < 2; i++) {
      devices.add(
        await live.Device.create(
          Uri.parse('https://ikar.kusoft.xyz'),
          Platform.environment['IKAR_TEST_NODE'] ?? 'node',
          '+999$stamp$i',
          'IKAR messaging regression',
        ),
      );
    }
    final a = devices[0], b = devices[1];
    Future<Map<String, dynamic>> run(
      String name,
      int opcode,
      Map payload,
    ) async {
      final response = await a.transport.request(opcode, payload);
      checks[name] = {
        'passed': response['cmd'] == 1,
        if (response['cmd'] != 1) 'error': response['payload'],
      };
      return Map<String, dynamic>.from(response['payload'] as Map);
    }

    await run('savedHistoryBeforeFirstMessage', 49, {'chatId': 0, 'count': 40});
    final saved = await run('savedText', 64, {
      'chatId': 0,
      'message': {
        'text': 'IKAR saved regression',
        'cid': DateTime.now().microsecondsSinceEpoch,
      },
    });
    final history = await run('savedHistoryAfterMessage', 49, {
      'chatId': 0,
      'count': 40,
    });
    checks['savedMessagePersisted'] = {
      'passed':
          saved['message'] != null &&
          (history['messages'] as List? ?? []).any(
            (m) => m['id'] == saved['message']['id'],
          ),
    };
    final sticker = await run('savedSticker', 64, {
      'chatId': 0,
      'message': {
        'attaches': [
          {'_type': 'STICKER', 'stickerId': 1},
        ],
      },
    });
    checks['savedStickerPersisted'] = {'passed': sticker['message'] is Map};
    await run('savedTyping', 59, {'chatId': 0, 'type': 'TEXT'});
    await run('contactAdd', 34, {
      'contactId': b.id,
      'action': 'ADD',
      'firstName': 'Regression contact',
    });
    await run('contactUpdate', 34, {
      'contactId': b.id,
      'action': 'UPDATE',
      'firstName': 'Renamed contact',
    });
    await run('contactRemove', 34, {'contactId': b.id, 'action': 'REMOVE'});
    final chatId = a.id ^ b.id;
    await run('directSubscribeBeforeFirstMessage', 75, {
      'chatId': chatId,
      'subscribe': true,
    });
    final received = b.transport.events
        .firstWhere(
          (e) => e['opcode'] == 128 && e['payload']?['chatId'] == chatId,
        )
        .timeout(const Duration(seconds: 15));
    final message = await run('firstDirectMessage', 64, {
      'chatId': chatId,
      'message': {
        'text': 'IKAR direct regression',
        'cid': DateTime.now().microsecondsSinceEpoch,
      },
    });
    await received;
    final directHistory = await b.ok(49, {'chatId': chatId, 'count': 40});
    checks['directDeliveryAndHistory'] = {
      'passed': (directHistory['messages'] as List).any(
        (m) => m['id'] == message['message']['id'],
      ),
    };
    await run('directUnsubscribe', 75, {'chatId': chatId, 'subscribe': false});
    final afterUnsubscribe = await run('directHistoryAfterUnsubscribe', 49, {
      'chatId': chatId,
      'count': 40,
    });
    checks['unsubscribeRetainsMembership'] = {
      'passed': (afterUnsubscribe['messages'] as List? ?? []).any(
        (m) => m['id'] == message['message']['id'],
      ),
    };
    final otherSaved = await b.transport.request(49, {
      'chatId': 0,
      'count': 40,
    });
    checks['savedIsolation'] = {
      'passed':
          otherSaved['cmd'] == 1 &&
          (otherSaved['payload']['messages'] as List).every(
            (m) => m['text'] != 'IKAR saved regression',
          ),
    };
    report['passed'] = checks.values.every(
      (value) => (value as Map)['passed'] == true,
    );
  } finally {
    for (final device in devices) {
      try {
        await device.ok(199, {});
      } finally {
        await device.close();
      }
    }
    await File(
      'artifacts/messaging-fix-$label.json',
    ).writeAsString(const JsonEncoder.withIndent('  ').convert(report));
    stdout.writeln(jsonEncode(report));
  }
}