dab246
48 lines
1.3 KiB
Dart
48 lines
1.3 KiB
Dart
import 'package:built_collection/built_collection.dart';
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import 'package:equatable/equatable.dart';
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import 'package:jmap_dart_client/jmap/core/id.dart';
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import 'package:jmap_dart_client/jmap/mail/mailbox/mailbox.dart';
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import 'package:model/mailbox/presentation_mailbox.dart';
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class MailboxNode with EquatableMixin{
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static PresentationMailbox _root = PresentationMailbox(MailboxId(Id('root')));
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PresentationMailbox item;
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late BuiltList<MailboxNode> childrenItems;
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factory MailboxNode.root() => MailboxNode(_root);
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bool hasChildren() => childrenItems.isNotEmpty;
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MailboxNode(this.item, {List<MailboxNode> child = const []}) {
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this.childrenItems = BuiltList(child);
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}
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MailboxNode? addChild(PresentationMailbox mailbox) {
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if (_validateChild(mailbox)) {
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final node = MailboxNode(mailbox);
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_addChildNode(node);
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return node;
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}
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return null;
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}
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void _addChildNode(MailboxNode node) {
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childrenItems = (ListBuilder<MailboxNode>(childrenItems)
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..add(node))
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.build();
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}
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bool _validateChild(PresentationMailbox mailbox) {
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if (mailbox.parentId == item.id) {
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return true;
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}
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if (item == _root) {
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return true;
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}
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return false;
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}
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@override
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List<Object?> get props => [item, childrenItems];
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} |