Init mailbox feature add presentation layer

2021-07-27 12:56:27 +07:00
parent 8772126a3f
commit cab53453b5
18 changed files with 1170 additions and 1 deletions
@@ -0,0 +1,48 @@
+import 'package:built_collection/built_collection.dart';
+import 'package:equatable/equatable.dart';
+import 'package:jmap_dart_client/jmap/core/id.dart';
+import 'package:jmap_dart_client/jmap/mail/mailbox/mailbox.dart';
+import 'package:model/mailbox/presentation_mailbox.dart';
+
+class MailboxNode with EquatableMixin{
+  static PresentationMailbox _root = PresentationMailbox(MailboxId(Id('root')));
+
+  PresentationMailbox item;
+  late BuiltList<MailboxNode> childrenItems;
+
+  factory MailboxNode.root() => MailboxNode(_root);
+
+  bool hasChildren() => childrenItems.isNotEmpty;
+
+  MailboxNode(this.item, {List<MailboxNode> child = const []}) {
+    this.childrenItems = BuiltList(child);
+  }
+
+  MailboxNode? addChild(PresentationMailbox mailbox) {
+    if (_validateChild(mailbox)) {
+      final node = MailboxNode(mailbox);
+      _addChildNode(node);
+      return node;
+    }
+    return null;
+  }
+
+  void _addChildNode(MailboxNode node) {
+    childrenItems = (ListBuilder<MailboxNode>(childrenItems)
+        ..add(node))
+      .build();
+  }
+
+  bool _validateChild(PresentationMailbox mailbox) {
+    if (mailbox.parentId == item.id) {
+      return true;
+    }
+    if (item == _root) {
+      return true;
+    }
+    return false;
+  }
+
+  @override
+  List<Object?> get props => [item, childrenItems];
+}