implemented moving of locations

Signed-off-by: Stephan Richter <s.richter@srsoftware.de>

frontend/src/routes/stock/Index.svelte

@@ -60,7 +60,6 @@
     }
 
     async function move_dragged_to(new_loc){
-        console.log({move_dragged_to:JSON.parse(JSON.stringify(new_loc))});
         const data = draggedItem ? { item : draggedItem.id, target: new_loc.id } : { location : draggedLocation.id, target: new_loc.id }
         const url = api(draggedItem ? 'stock/move_item' : 'stock/move_location');
         const res = await fetch(url,{
@@ -70,7 +69,14 @@
         });
         if (res.ok){
             yikes();
-            location = new_loc;
+            location        = new_loc;
+            if (!draggedItem){
+                for (var owner of top_level){
+                    if (owner.locations && dropNestedLocation(owner.locations,draggedLocation)) break;
+                }
+            }
+            draggedItem     = null;
+            draggedLocation = null;
         } else {
             error(res);
         }