flutter_app_android/lib/data/datasources/local/shared_prefs.dart

import 'package:shared_preferences/shared_preferences.dart';
import '../../../core/constants/app_constants.dart';

class SharedPrefs {
  final SharedPreferences _prefs;

  SharedPrefs(this._prefs);

  // Token管理
  Future<bool> setAuthToken(String token) async {
    return await _prefs.setString(AppConstants.authTokenKey, token);
  }

  String? getAuthToken() {
    return _prefs.getString(AppConstants.authTokenKey);
  }

  Future<bool> removeAuthToken() async {
    return await _prefs.remove(AppConstants.authTokenKey);
  }

  // 用户数据管理
  Future<bool> setUserData(String userJson) async {
    return await _prefs.setString(AppConstants.userDataKey, userJson);
  }

  String? getUserData() {
    return _prefs.getString(AppConstants.userDataKey);
  }

  Future<bool> removeUserData() async {
    return await _prefs.remove(AppConstants.userDataKey);
  }

  // 通用方法
  Future<bool> setString(String key, String value) async {
    return await _prefs.setString(key, value);
  }

  String? getString(String key) {
    return _prefs.getString(key);
  }

  Future<bool> removeKey(String key) async {
    return await _prefs.remove(key);
  }

  Future<bool> clearAll() async {
    return await _prefs.clear();
  }
}