preferenceManager_flutter

import 'package:shared_preferences/shared_preferences.dart';

class PreferenceManager {
  static const keyToken = "token";

  PreferenceManager._();

  static final PreferenceManager instance = PreferenceManager._();

  late final SharedPreferences _preference;

  Future<void> initialize() async {
    _preference = await SharedPreferences.getInstance();
  }

  String getString(String key, {String defaultValue = ""}) {
    return _preference.getString(key) ?? defaultValue;
  }

  void setString(String key, String value) {
    _preference.setString(key, value);
  }

  int getInt(String key, {int defaultValue = 0}) {
    return _preference.getInt(key) ?? defaultValue;
  }

  void setInt(String key, int value) {
    _preference.setInt(key, value);
  }

  double getDouble(String key, {double defaultValue = 0.0}) {
    return _preference.getDouble(key) ?? defaultValue;
  }

 void setDouble(String key, double value) {
    _preference.setDouble(key, value);
  }

  bool getBool(String key, {bool defaultValue = false}) {
    return _preference.getBool(key) ?? defaultValue;
  }

  void setBool(String key, bool value) {
    _preference.setBool(key, value);
  }

  List<String> getStringList(String key, {List<String> defaultValue = const []}) {
    return _preference.getStringList(key) ?? defaultValue;
  }

  void setStringList(String key, List<String> value) {
    _preference.setStringList(key, value);
  }

  void remove(String key) {
    _preference.remove(key);
  }

  void clear() {
    _preference.clear();
  }
}