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> setAccessToken(String token) async {
    return await _prefs.setString('access_token', token);
  }

  Future<bool> setRefreshToken(String token) async {
    return await _prefs.setString('refresh_token', token);
  }

  String? getAccessToken() {
    return _prefs.getString('access_token');
  }

  String? getRefreshToken() {
    return _prefs.getString('refresh_token');
  }

  Future<bool> removeTokens() async {
    await _prefs.remove('access_token');
    await _prefs.remove('refresh_token');
    return true;
  }

  // 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();
  }
}