Part of flutter_control family

This library is wrapper around shared_preferences

Mixin provider:

class UserPrefs with PrefsProvider {
  
  String get userId => prefs.get('user_id');
  
  set userId(String value) => prefs.set('user_id', value);
}

Model:

final boolPref = PrefModel.boolean('visited');
final numPref = PrefModel.number('fav_num', defaultValue: -1);

void updateVisited() {
  boolPref.value = numPref.value > 0;
}

Instance:

  final id = PrefsProvider.instance.get('user_id');