retrieveCalendars method
Implementation
Future<Result<UnmodifiableListView<Calendar>>> retrieveCalendars() async {
return _invokeChannelMethod(
ChannelConstants.methodNameRetrieveCalendars,
evaluateResponse: (rawData) => UnmodifiableListView(
json.decode(rawData).map<Calendar>(
(decodedCalendar) => Calendar.fromJson(decodedCalendar),
),
),
);
}