import 'package:tangheem/models/surah_model.dart'; class SurahAppState { static final SurahAppState _instance = SurahAppState._internal(); SurahAppState._internal(); factory SurahAppState() => _instance; SurahModel _surahModel; SurahModel get getSurahModel => _surahModel; void setSurahModel(SurahModel _surahModel) { this._surahModel = _surahModel; } }