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Executable
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import 'dart:convert';
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import 'dart:async';
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import 'package:get/get.dart';
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import 'package:kaer_with_panels/app/common/app_config.dart';
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import 'package:kaer_with_panels/app/model/enum/kr_request_type.dart';
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import 'package:kaer_with_panels/app/modules/kr_main/controllers/kr_main_controller.dart';
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import 'package:kaer_with_panels/app/services/kr_socket_service.dart';
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import 'package:kaer_with_panels/app/utils/kr_secure_storage.dart';
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import 'package:kaer_with_panels/app/utils/kr_device_util.dart';
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import 'package:kaer_with_panels/app/utils/kr_log_util.dart';
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import '../services/api_service/kr_api.user.dart';
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import '../services/kr_announcement_service.dart';
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import '../utils/kr_event_bus.dart';
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class KRAppRunData {
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static final KRAppRunData _instance = KRAppRunData._internal();
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static const String _keyUserInfo = 'USER_INFO';
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/// 登录token
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String? kr_token;
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/// 用户账号（使用响应式变量以便 UI 能监听变化）
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final Rx<String?> kr_account = Rx<String?>(null);
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/// 用户ID（使用响应式变量以便 UI 能监听变化）
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final Rx<int?> kr_userId = Rx<int?>(null);
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/// 登录类型
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KRLoginType? kr_loginType;
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/// 区号
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String? kr_areaCode;
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// 需要被监听的属性，用 obs 包装
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final kr_isLogin = false.obs;
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KRAppRunData._internal();
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factory KRAppRunData() => _instance;
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static KRAppRunData getInstance() {
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return _instance;
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}
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/// 判断是否是设备登录（游客模式）
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bool isDeviceLogin() {
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// 设备登录的账号格式为 "device_设备ID"
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return kr_account.value != null && kr_account.value!.startsWith('device_');
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}
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/// 从JWT token中解析userId
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int? _kr_parseUserIdFromToken(String token) {
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try {
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// JWT格式: header.payload.signature
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final parts = token.split('.');
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if (parts.length != 3) {
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KRLogUtil.kr_e('JWT token格式错误', tag: 'AppRunData');
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return null;
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}
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// 解码payload部分（base64）
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String payload = parts[1];
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// 手动添加必要的padding（base64要求长度是4的倍数）
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switch (payload.length % 4) {
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case 0:
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break; // 不需要padding
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case 2:
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payload += '==';
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break;
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case 3:
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payload += '=';
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break;
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default:
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KRLogUtil.kr_e('JWT payload长度无效', tag: 'AppRunData');
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return null;
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}
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final decodedBytes = base64.decode(payload);
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final decodedString = utf8.decode(decodedBytes);
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// 解析JSON
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final Map<String, dynamic> payloadMap = jsonDecode(decodedString);
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// 获取UserId
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if (payloadMap.containsKey('UserId')) {
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final userId = payloadMap['UserId'];
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KRLogUtil.kr_i('从JWT解析出userId: $userId', tag: 'AppRunData');
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return userId is int ? userId : int.tryParse(userId.toString());
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}
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return null;
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} catch (e) {
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KRLogUtil.kr_e('解析JWT token失败: $e', tag: 'AppRunData');
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return null;
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}
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}
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/// 保存用户信息
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Future<void> kr_saveUserInfo(
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String token,
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String account,
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KRLoginType loginType,
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String? areaCode) async {
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KRLogUtil.kr_i('开始保存用户信息', tag: 'AppRunData');
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try {
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// 更新内存中的数据
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kr_token = token;
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kr_account.value = account;
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kr_loginType = loginType;
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kr_areaCode = areaCode;
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// 从JWT token中解析userId
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kr_userId.value = _kr_parseUserIdFromToken(token);
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KRLogUtil.kr_i('从JWT解析userId: ${kr_userId.value}', tag: 'AppRunData');
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final Map<String, dynamic> userInfo = {
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'token': token,
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'account': account,
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'loginType': loginType.value,
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'areaCode': areaCode ?? "",
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};
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KRLogUtil.kr_i('准备保存用户信息到存储', tag: 'AppRunData');
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await KRSecureStorage().kr_saveData(
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key: _keyUserInfo,
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value: jsonEncode(userInfo),
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);
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// 验证保存是否成功
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final savedData = await KRSecureStorage().kr_readData(key: _keyUserInfo);
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if (savedData == null || savedData.isEmpty) {
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KRLogUtil.kr_e('数据保存后无法读取，保存失败', tag: 'AppRunData');
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kr_isLogin.value = false;
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return;
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}
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KRLogUtil.kr_i('用户信息保存成功，设置登录状态为true', tag: 'AppRunData');
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// 只有在保存成功后才设置登录状态
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kr_isLogin.value = true;
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// 设备登录模式不再调用用户信息接口
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// Socket 连接将在需要时建立
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KRLogUtil.kr_i('用户信息已保存，跳过用户信息接口调用', tag: 'AppRunData');
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} catch (e) {
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KRLogUtil.kr_e('保存用户信息失败: $e', tag: 'AppRunData');
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// 如果出错，重置登录状态
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kr_isLogin.value = false;
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rethrow; // 重新抛出异常，让调用者知道保存失败
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}
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}
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/// 退出登录
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Future<void> kr_loginOut() async {
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// 先将登录状态设置为 false，防止重连
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kr_isLogin.value = false;
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// 断开 Socket 连接
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await _kr_disconnectSocket();
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// 清理用户信息
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kr_token = null;
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kr_account.value = null;
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kr_userId.value = null;
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kr_loginType = null;
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kr_areaCode = null;
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// 删除存储的用户信息
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await KRSecureStorage().kr_deleteData(key: _keyUserInfo);
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// 重置公告显示状态
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KRAnnouncementService().kr_reset();
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// 重置主页面
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Get.find<KRMainController>().kr_setPage(0);
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}
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/// 初始化用户信息
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Future<void> kr_initializeUserInfo() async {
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KRLogUtil.kr_i('开始初始化用户信息', tag: 'AppRunData');
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try {
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final String? userInfoString =
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await KRSecureStorage().kr_readData(key: _keyUserInfo);
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if (userInfoString != null && userInfoString.isNotEmpty) {
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KRLogUtil.kr_i('找到存储的用户信息，开始解析', tag: 'AppRunData');
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try {
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final Map<String, dynamic> userInfo = jsonDecode(userInfoString);
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kr_token = userInfo['token'];
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kr_account.value = userInfo['account'];
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final loginTypeValue = userInfo['loginType'];
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kr_loginType = KRLoginType.values.firstWhere(
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(e) => e.value == loginTypeValue,
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orElse: () => KRLoginType.kr_telephone,
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);
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kr_areaCode = userInfo['areaCode'] ?? "";
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// 从token中解析userId
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if (kr_token != null && kr_token!.isNotEmpty) {
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kr_userId.value = _kr_parseUserIdFromToken(kr_token!);
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}
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KRLogUtil.kr_i('解析用户信息成功: token=${kr_token != null}, account=${kr_account.value}', tag: 'AppRunData');
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// 验证token有效性
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if (kr_token != null && kr_token!.isNotEmpty) {
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KRLogUtil.kr_i('设置登录状态为true', tag: 'AppRunData');
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kr_isLogin.value = true;
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// 设备登录模式不需要调用用户信息接口
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// 用户ID将从订阅信息或其他途径获取
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KRLogUtil.kr_i('已登录，跳过用户信息接口调用', tag: 'AppRunData');
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} else {
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KRLogUtil.kr_w('Token为空，设置为未登录状态', tag: 'AppRunData');
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kr_isLogin.value = false;
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}
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} catch (e) {
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KRLogUtil.kr_e('解析用户信息失败: $e', tag: 'AppRunData');
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await kr_loginOut();
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}
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} else {
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KRLogUtil.kr_i('未找到存储的用户信息，设置为未登录状态', tag: 'AppRunData');
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kr_isLogin.value = false;
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}
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} catch (e) {
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KRLogUtil.kr_e('初始化用户信息过程出错: $e', tag: 'AppRunData');
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kr_isLogin.value = false;
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}
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KRLogUtil.kr_i('用户信息初始化完成，登录状态: ${kr_isLogin.value}', tag: 'AppRunData');
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}
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/// 建立 Socket 连接
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Future<void> _kr_connectSocket(String userId) async {
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// 如果已存在连接，先断开
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await _kr_disconnectSocket();
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final deviceId = await KRDeviceUtil().kr_getDeviceId();
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KRLogUtil.kr_i('设备ID: $deviceId', tag: 'AppRunData');
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KrSocketService.instance.kr_init(
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baseUrl: AppConfig.getInstance().wsBaseUrl,
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userId: userId,
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deviceNumber: deviceId,
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token: kr_token ?? "",
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);
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// 设置消息处理回调
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KrSocketService.instance.setOnMessageCallback(_kr_handleMessage);
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// 设置连接状态回调
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KrSocketService.instance.setOnConnectionStateCallback(_kr_handleConnectionState);
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// 建立连接
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KrSocketService.instance.connect();
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}
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/// 处理接收到的消息
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void _kr_handleMessage(Map<String, dynamic> message) {
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try {
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final String method = message['method'] as String;
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switch (method) {
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case 'kicked_device':
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KRLogUtil.kr_i('超出登录设备限制', tag: 'AppRunData');
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kr_loginOut();
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break;
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case 'kicked_admin':
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KRLogUtil.kr_i('强制退出', tag: 'AppRunData');
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kr_loginOut();
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break;
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case 'subscribe_update':
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KRLogUtil.kr_i('订阅信息已更新', tag: 'AppRunData');
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// 发送订阅更新事件
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KREventBus().kr_sendMessage(KRMessageType.kr_subscribe_update);
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break;
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default:
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KRLogUtil.kr_w('收到未知类型的消息: $message', tag: 'AppRunData');
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}
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} catch (e) {
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KRLogUtil.kr_e('处理消息失败: $e', tag: 'AppRunData');
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}
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}
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/// 处理连接状态变化
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void _kr_handleConnectionState(bool isConnected) {
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KRLogUtil.kr_i('WebSocket 连接状态: ${isConnected ? "已连接" : "已断开"}', tag: 'AppRunData');
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}
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/// 断开 Socket 连接
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Future<void> _kr_disconnectSocket() async {
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await KrSocketService.instance.disconnect();
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}
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}
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Reference in New Issue
Block a user