shared preferences(local Storage)

vijaya

class PreferenceService {

  void saveString(String key, String value) async {
    SharedPreferences sharedPreferences = await SharedPreferences.getInstance();
    sharedPreferences.setString(key, value);
  }

  void saveInt(String key, int value) async {
    SharedPreferences sharedPreferences = await SharedPreferences.getInstance();
    sharedPreferences.setInt(key, value);
  }

  void saveBool(String key, bool value) async {
    SharedPreferences sharedPreferences = await SharedPreferences.getInstance();
    sharedPreferences.setBool(key, value);
  }

  void saveDouble(String key, double value) async {
    SharedPreferences sharedPreferences = await SharedPreferences.getInstance();
    sharedPreferences.setDouble(key, value);
  }

  Future<String?> getString(String key) async {
    SharedPreferences sharedPreferences = await SharedPreferences.getInstance();
    return sharedPreferences.getString(key);
  }

  Future<int?> getInt(String key) async {
    SharedPreferences sharedPreferences = await SharedPreferences.getInstance();
    return sharedPreferences.getInt(key);
  }

  Future<double?> getDouble(String key) async {
    SharedPreferences sharedPreferences = await SharedPreferences.getInstance();
    return sharedPreferences.getDouble(key);
  }

  Future<bool?> getBoolean(String key) async {
    SharedPreferences sharedPreferences = await SharedPreferences.getInstance();
    return sharedPreferences.getBool(key);
  }

  void clearPreferences()async{
    SharedPreferences sharedPreferences = await SharedPreferences.getInstance();
    sharedPreferences.clear();
  }
  saveTokens (value){
    PreferenceService().saveString("gh", value.hhhj);
    PreferenceService().saveString("khgk", value.kjhjkh);
    PreferenceService().saveInt("jkhk", value.kgh);
  }
}