async Task IHandles <AttendeeUnregistered> .HandleAsync(AttendeeUnregistered message)
{
var attendee = _dataAccess.GetById(message.Id);
if (attendee != null)
{
attendee.IsActiveRegistration = false;
attendee.ReasonForUnregistration = message.Reason;
await _dataAccess.UpdateAsync(attendee);
}
}
private void Apply(AttendeeUnregistered @event)
{
_isUnregistered = true;
}
