1 files changed, 10 insertions, 4 deletions
diff --git a/src/client/views/collections/CollectionSubView.tsx b/src/client/views/collections/CollectionSubView.tsx
index d7e9494a3..a2675c9a3 100644
--- a/src/client/views/collections/CollectionSubView.tsx
+++ b/src/client/views/collections/CollectionSubView.tsx
@@ -15,11 +15,11 @@ import { DocumentType } from "../../documents/DocumentTypes";
 import { Docs, DocumentOptions } from "../../documents/Documents";
 import { DragManager } from "../../util/DragManager";
 import { undoBatch, UndoManager } from "../../util/UndoManager";
-import { DocComponent } from "../DocComponent";
 import { FieldViewProps } from "../nodes/FieldView";
 import { FormattedTextBox, GoogleRef } from "../nodes/FormattedTextBox";
 import { CollectionView } from "./CollectionView";
 import React = require("react");
+import { DocComponent } from "../DocComponent";
 var path = require('path');
 import { GooglePhotos } from "../../apis/google_docs/GooglePhotosClientUtils";
 import { ImageUtils } from "../../util/Import & Export/ImageUtils";
@@ -44,7 +44,7 @@ export interface SubCollectionViewProps extends CollectionViewProps {
     annotationsKey: string;
 }
 
-export function CollectionSubView<T>(schemaCtor: (doc: Doc) => T) {
+export function CollectionSubView<T>(schemaCtor: (doc: Doc) => T) { 
     class CollectionSubView extends DocComponent<SubCollectionViewProps, T>(schemaCtor) {
         private dropDisposer?: DragManager.DragDropDisposer;
         private _childLayoutDisposer?: IReactionDisposer;
@@ -143,14 +143,20 @@ export function CollectionSubView<T>(schemaCtor: (doc: Doc) => T) {
                 }
                 let added = false;
                 if (de.data.dropAction || de.data.userDropAction) {
-                    added = de.data.droppedDocuments.reduce((added: boolean, d) => this.props.addDocument(d) || added, false);
+                    added = de.data.droppedDocuments.reduce((added: boolean, d) => {
+                        let moved = this.props.addDocument(d);
+                        return moved || added;
+                    }, false);
                 } else if (de.data.moveDocument) {
                     let movedDocs = de.data.draggedDocuments;
                     added = movedDocs.reduce((added: boolean, d, i) =>
                         de.data.droppedDocuments[i] !== d ? this.props.addDocument(de.data.droppedDocuments[i]) :
                             de.data.moveDocument(d, this.props.Document, this.props.addDocument) || added, false);
                 } else {
-                    added = de.data.droppedDocuments.reduce((added: boolean, d) => this.props.addDocument(d) || added, false);
+                    added = de.data.droppedDocuments.reduce((added: boolean, d) => {
+                        let moved = this.props.addDocument(d);
+                        return moved || added;
+                    }, false);
                 }
                 e.stopPropagation();
                 return added;