intermediate prefs

app/lib/data/models/drag_data.dart

@@ -0,0 +1,41 @@
+import 'package:fast_equatable/fast_equatable.dart';
+
+sealed class DropTargetData with FastEquatable {}
+
+final class ContainerDropData extends DropTargetData {
+  final String tabId;
+
+  ContainerDropData(this.tabId);
+
+  @override
+  bool get cacheHash => true;
+
+  @override
+  List<Object?> get hashParameters => [tabId];
+}
+
+final class DeleteDropData extends DropTargetData {
+  final String tabId;
+
+  DeleteDropData(this.tabId);
+
+  @override
+  bool get cacheHash => true;
+
+  @override
+  List<Object?> get hashParameters => [tabId];
+}
+
+sealed class DragTargetData with FastEquatable {}
+
+final class TabDragData extends DragTargetData {
+  final String tabId;
+
+  TabDragData(this.tabId);
+
+  @override
+  bool get cacheHash => true;
+
+  @override
+  List<Object?> get hashParameters => [tabId];
+}