out of bounds dragging fixed

1 files changed, 6 insertions, 4 deletions

diff --git a/src/client/views/collections/collectionSchema/CollectionSchemaView.tsx b/src/client/views/collections/collectionSchema/CollectionSchemaView.tsx
index 3de70ca2c..46048a408 100644
--- a/src/client/views/collections/collectionSchema/CollectionSchemaView.tsx
+++ b/src/client/views/collections/collectionSchema/CollectionSchemaView.tsx
@@ -436,6 +436,7 @@ export class CollectionSchemaView extends CollectionSubView() {
 
     //Uses current mouse position to calculate the indexes of actively dragged docs
     findRowDropIndex = (mouseY: number) => {
+        let rowHeight = CollectionSchemaView._rowHeight;
         let index: number = 0;
         this.rowHeights.reduce((total, curr, i) => {
             if (total <= mouseY && total + curr >= mouseY) {
@@ -443,14 +444,15 @@ export class CollectionSchemaView extends CollectionSubView() {
                 else index = i + 1;
             }
             return total + curr;
-        }, CollectionSchemaView._rowHeight);
+        }, rowHeight);
 
         //fix index if selected rows are dragged out of bounds
-        if (index <= 0) index = 1 
-        let maxY = this.rowHeights.reduce((total, curr) => total + curr, 0) + CollectionSchemaView._rowHeight;
+        let adjIndex = index - this._relCursorIndex;
+        let maxY = this.rowHeights.reduce((total, curr) => total + curr, 0) + rowHeight;
         if (mouseY > maxY) index = this.childDocs.length - 1;
+        else if (adjIndex <= 0) return 0
 
-        return index - this._relCursorIndex;
+        return adjIndex;
     };
 
     @action