91 lines
3.1 KiB
Dart
91 lines
3.1 KiB
Dart
import 'dart:convert';
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import 'dart:math';
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import 'package:android_id/android_id.dart';
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import 'package:client_proxy_framework/client_proxy_framework.dart';
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import 'package:crypto/crypto.dart' show md5;
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import 'package:device_info_plus/device_info_plus.dart';
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import 'package:flutter/foundation.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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import '../user/user_state.dart';
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const _prefsKeyFallbackDeviceId = 'persisted_device_id';
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Future<String> _persistedFallbackDeviceId() async {
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final prefs = await SharedPreferences.getInstance();
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var id = prefs.getString(_prefsKeyFallbackDeviceId);
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if (id != null && id.isNotEmpty) return id;
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final random = Random.secure();
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final bytes = List<int>.generate(16, (_) => random.nextInt(256));
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id = base64UrlEncode(bytes).replaceAll('=', '');
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await prefs.setString(_prefsKeyFallbackDeviceId, id);
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return id;
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}
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class AppAuthCallbacks implements AuthServiceCallbacks {
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/// 与 app_client 一致：Android 用 Settings.Secure.ANDROID_ID（android_id 包，非 Build.ID）；
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/// iOS 用 identifierForVendor；失败或其它平台用 SharedPreferences 持久化随机 id。
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@override
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Future<String> getDeviceId() async {
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switch (defaultTargetPlatform) {
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case TargetPlatform.android:
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final androidId = await const AndroidId().getId();
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if (androidId != null && androidId.isNotEmpty) {
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return androidId;
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}
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return _persistedFallbackDeviceId();
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case TargetPlatform.iOS:
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final ios = await DeviceInfoPlugin().iosInfo;
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final idfv = ios.identifierForVendor;
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if (idfv != null && idfv.isNotEmpty) return idfv;
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return _persistedFallbackDeviceId();
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default:
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return _persistedFallbackDeviceId();
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}
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}
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@override
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String computeSign(String deviceId) {
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return md5.convert(utf8.encode(deviceId)).toString().toUpperCase();
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}
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@override
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void onLoginSuccess(FastLoginResponse data) {
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UserState.applyLogin(
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userId: data.userId,
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credits: data.credits,
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avatar: data.avatar,
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userName: data.userName,
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);
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}
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@override
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void onCommonInfoLoaded(CommonInfoResponse data) {
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if (data.credits != null) UserState.setCredits(data.credits!);
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if (data.avatar != null) UserState.setAvatar(data.avatar!);
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if (data.userName != null) UserState.setUserName(data.userName!);
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}
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@override
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void onLoginFailed(String msg) {
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debugPrint('[AuthService] Login failed: $msg');
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}
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}
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/// 应用侧登录封装；Adjust 归因桥已由框架 [FrameworkAuthService.init] 默认注册。
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class AuthService {
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static final _authCallbacks = AppAuthCallbacks();
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static Future<void> init() async {
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FrameworkAuthService.init(_authCallbacks);
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await FrameworkAuthService.start();
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}
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static Future<void> get loginComplete => FrameworkAuthService.loginComplete;
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/// 登录流程是否已结束（含 fast_login + common_info 链路）；用于遮罩，勿用 [loginComplete] 的 Future（首帧可能为 null）。
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static ValueNotifier<bool> get isLoginComplete =>
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FrameworkAuthService.isLoginComplete;
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}
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