MC-19060: [Magento Cloud] Incorrect SKU wishlist count

Author: Roman Lytvynenko

app/code/Magento/Wishlist/Model/ResourceModel/Item/Collection/Grid.php

@@ -126,6 +126,18 @@ public function setOrder($field, $direction = self::SORT_ORDER_DESC)
         }
     }
 
+    /**
+     * Add quantity to filter
+     *
+     * @param $field
+     * @param $condition
+     * @return \Magento\Wishlist\Model\ResourceModel\Item\Collection
+     */
+    private function addQtyFilter($field, $condition)
+    {
+        return parent::addFieldToFilter('main_table.' . $field, $condition);
+    }
+
     /**
      * Add field filter to collection
      *
@@ -150,6 +162,11 @@ public function addFieldToFilter($field, $condition = null)
                 if (!isset($condition['datetime'])) {
                     return $this->addDaysFilter($condition);
                 }
+                break;
+            case 'qty':
+                if (isset($condition['from']) || isset($condition['to'])) {
+                    return $this->addQtyFilter($field, $condition);
+                }
         }
         return parent::addFieldToFilter($field, $condition);
     }