Files
Ichino/lib/services/api_service.dart
T
2026-08-22 16:52:33 +08:00

106 lines
2.9 KiB
Dart

import 'dart:convert';
import 'package:crypto/crypto.dart';
import 'package:http/http.dart' as http;
import '../config/title_server_config.dart';
class LoginResult {
final bool success;
final int errorId;
final int userId;
final String token;
const LoginResult({
required this.success,
required this.errorId,
required this.userId,
required this.token,
});
}
class ApiService {
final TitleServerConfig? _config;
ApiService([this._config]);
TitleServerConfig? get _cfg => _config ?? TitleServerConfigHolder().config;
String get _chipId => _cfg?.keychipId ?? '';
String get _aimeSalt => _cfg?.aimeSalt ?? '';
String get _aimeUrl => _cfg?.aimeUrl ?? '';
String get _openGameID {
final v = _cfg?.openGameID;
return (v != null && v.isNotEmpty) ? v : 'MAID';
}
String _formatTimestamp() {
final tokyo = DateTime.now().toUtc().add(const Duration(hours: 9));
final y = (tokyo.year % 100).toString().padLeft(2, '0');
final M = tokyo.month.toString().padLeft(2, '0');
final d = tokyo.day.toString().padLeft(2, '0');
final h = tokyo.hour.toString().padLeft(2, '0');
final m = tokyo.minute.toString().padLeft(2, '0');
final s = tokyo.second.toString().padLeft(2, '0');
return '$y$M$d$h$m$s';
}
String _sha256(String input) {
final bytes = utf8.encode(input);
return sha256.convert(bytes).toString();
}
static String extractQRCode(String qrCodeToken) {
if (qrCodeToken.length > 64) {
return qrCodeToken.substring(qrCodeToken.length - 64);
}
return qrCodeToken;
}
Future<LoginResult> login(String qrCodeToken) async {
final timestamp = _formatTimestamp();
final qrCode = extractQRCode(qrCodeToken);
final chipId = _chipId;
final rawKey = chipId + timestamp + _aimeSalt;
final key = _sha256(rawKey).toUpperCase();
final body = jsonEncode({
'chipID': chipId,
'openGameID': _openGameID,
'key': key,
'qrCode': qrCode,
'timestamp': timestamp,
});
// ignore: avoid_print
print('[login] POST $_aimeUrl');
// ignore: avoid_print
print('[login] chipId=$chipId openGameID=$_openGameID');
final response = await http
.post(
Uri.parse(_aimeUrl),
headers: {
'Content-Type': 'application/json',
'User-Agent': 'WC_AIME_LIB',
},
body: body,
)
.timeout(const Duration(seconds: 15));
final obj = jsonDecode(response.body) as Map<String, dynamic>;
final errorId = obj['errorID'] as int? ?? -1;
final userId = obj['userID'] as int? ?? -1;
final token = obj['token'] as String? ?? '';
// Session cookies (JSESSIONID) are captured from the title server's
// UserLoginApi response, not from the Aime server — see empurple.
return LoginResult(
success: errorId == 0,
errorId: errorId,
userId: userId,
token: token,
);
}
}