1 files changed, 7 insertions, 9 deletions
diff --git a/src/client/views/collections/CollectionTreeView.tsx b/src/client/views/collections/CollectionTreeView.tsx
index 3b37bdcfa..5741fc29b 100644
--- a/src/client/views/collections/CollectionTreeView.tsx
+++ b/src/client/views/collections/CollectionTreeView.tsx
@@ -12,6 +12,7 @@ import { DivHeight, emptyFunction, returnAll, returnEmptyDoclist, returnEmptyFil
 import { Docs, DocUtils } from '../../documents/Documents';
 import { DocumentManager } from '../../util/DocumentManager';
 import { DragManager, dropActionType } from '../../util/DragManager';
+import { ScriptingGlobals } from '../../util/ScriptingGlobals';
 import { SelectionManager } from '../../util/SelectionManager';
 import { SnappingManager } from '../../util/SnappingManager';
 import { Transform } from '../../util/Transform';
@@ -27,7 +28,6 @@ import { CollectionFreeFormView } from './collectionFreeForm';
 import { CollectionSubView } from './CollectionSubView';
 import './CollectionTreeView.scss';
 import { TreeView } from './TreeView';
-import { ScriptingGlobals } from '../../util/ScriptingGlobals';
 const _global = (window /* browser */ || global) /* node */ as any;
 
 export type collectionTreeViewProps = {
@@ -157,14 +157,12 @@ export class CollectionTreeView extends CollectionSubView<Partial<collectionTree
         const dragData = de.complete.docDragData;
         if (dragData) {
             const sourceDragAction = dragData.dropAction;
-            const sameTree = () => Doc.AreProtosEqual(dragData.treeViewDoc, this.Document);
-            const isAlreadyInTree = () => sameTree || dragData.draggedDocuments.some(d => d.embedContainer === this.Document && this.childDocs.includes(d));
-            dragData.dropAction =
-                targetDropAction && !isAlreadyInTree() // if dropped document is not in the tree
-                    ? targetDropAction // then use the target's drop action if it's specified
-                    : !sameTree() || sourceDragAction === dropActionType.inPlace // if doc from another tree, or a non inPlace source drag action is specified
-                      ? sourceDragAction // use the source dragAction
-                      : dropActionType.same; // otherwise use same tree semantics to move within tree
+            const sameTree = dragData.treeViewDoc?.[DocData] === this.dataDoc;
+            dragData.dropAction = !sameTree // if doc from another tree
+                ? sourceDragAction || targetDropAction // then use the source's dragAction otherwise the target's
+                : sourceDragAction === dropActionType.inPlace // if source drag is inPlace
+                  ? sourceDragAction // keep the doc in place
+                  : dropActionType.same; // otherwise use same tree semantics to move within tree
             e.stopPropagation();
         }
     };