getAll method
A list of dynamic which contains all objects in the database
Implementation
Future<List<dynamic>> getAll() async {
SharedPreferences prefs = await SharedPreferences.getInstance();
if (prefs.getString(name) == null) return [];
String? jsonString = prefs.getString(name);
if (jsonString == null) return [];
List<dynamic>? mapList = json.decode(jsonString);
List<dynamic> objList = [];
if (mapList == null) return [];
for (dynamic object in mapList) {
//Attempt to use the user provided fromJson function to rebuild an object
try {
objList.add(fromJson!(object));
} catch (error) {
objList.add(object);
}
}
return objList;
}