in shelf inventory, interrupt scan.pos.barcode event if fired from quantity…

in shelf inventory, interrupt scan.pos.barcode event if fired from quantity edition input, so that it does not bother user with barcode not found popup

shelfs/static/js/shelf_inventory.js

@@ -1256,6 +1256,14 @@ function init() {
         }
     });
     $(document).on('scan.pos.barcode', function(event) {
+        //This events sometimes fire after user types some digits then press enter
+        //in the Quantity field.
+        //To avoid this, we return if focus is in Quantity field when events fires.
+        const focused = document.activeElement;
+        if ($(focused).is('#edition_input')) {
+            return;
+        }
+
         //access `event.code` - barcode data
         var barcode = event.code;