replyWithParticipantStatus method

VCalendar replyWithParticipantStatus(ParticipantStatus participantStatus, { String? attendeeEmail, AttendeeProperty? attendee, String? comment, String productId = 'enough_icalendar', String? delegatedToEmail, })

Creates a repy with the given participantStatus for the attendee with the given attendeeEmail or attendee.

Optionally specify a comment and specify a productId Specify the delegatedToEmail when setting the participantStatus to ParticipantStatus.delegated

Implementation

VCalendar replyWithParticipantStatus(
  ParticipantStatus participantStatus, {
  String? attendeeEmail,
  AttendeeProperty? attendee,
  String? comment,
  String productId = 'enough_icalendar',
  String? delegatedToEmail,
}) {
  assert(attendee != null || attendeeEmail != null,
      'Either [attendee] or [attendeeEmail] must be specified.');
  final reply = VCalendar()
    ..productId = productId
    ..version = '2.0'
    ..method = Method.reply;
  // check if this attendee was delegated:
  if (attendee == null) {
    Uri? delegatedFrom;
    final childEvent =
        children.firstWhereOrNull((c) => c is VEvent) as VEvent?;
    if (childEvent != null) {
      final existing = childEvent.attendees
          .firstWhereOrNull((a) => a.email == attendeeEmail);
      delegatedFrom = existing?.delegatedFrom;
    }
    attendee = AttendeeProperty.create(
      attendeeEmail: attendeeEmail,
      participantStatus: participantStatus,
      delegatedToEmail: delegatedToEmail,
      delegatedFromUri: delegatedFrom,
    );
    if (attendee == null) {
      throw StateError('Unable to create attendee for $attendeeEmail');
    }
  }
  for (final child in children) {
    if (child.canReply) {
      final replyChild =
          child.reply(attendee, comment: comment, parent: reply);
      reply.children.add(replyChild);
      break;
    }
  }

  return reply;
}