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lib/common/core/user_util.dart 1.41 KB
94342c3f   Key   feat: user util
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  import 'dart:convert';
  
  import 'package:flutter/material.dart';
  import 'package:wow_english/common/core/const.dart';
  import 'package:wow_english/models/user_entity.dart';
  import 'package:wow_english/route/route.dart';
  import 'package:wow_english/utils/sp_util.dart';
  
  class UserUtil {
    static String token = '';
  
    static saveUser(UserEntity user) {
      token = user.token;
      SpUtil.getInstance().setData(SpConst.prefsKeyUserInfo, user.toString());
    }
  
    static UserEntity? getUser() {
      String? userJson = getUserJson();
      if (userJson != null && userJson.isNotEmpty) {
        var userEntity = UserEntity.fromJson(json.decode(userJson));
        // todo 并且在有效期,计算一下, "expireTime": 2592000 倒计时需要手动转换,后面再优化
        if (userEntity.token.isNotEmpty) {
          token = userEntity.token;
          return userEntity;
        } else {
          // token为空或失效的,清除sp
          clearUserSp();
        }
      }
      return null;
    }
  
    static saveUserJson(String userJson) {
      SpUtil.getInstance().setData(SpConst.prefsKeyUserInfo, userJson);
    }
  
    static String? getUserJson() {
      return SpUtil.getInstance().get<String>(SpConst.prefsKeyUserInfo);
    }
  
    static clearUserSp() {
      token = '';
      SpUtil.getInstance().remove(SpConst.prefsKeyUserInfo);
    }
  
    static logout() {
      clearUserSp();
      Navigator.of(AppRouter.context).push(AppRouteName.login as Route<Object?>);
    }
  }