MAGNSWTC-17: Add ability to change Input type while saving attribute

Author: Vadim Zubovich

app/code/Magento/Catalog/Controller/Adminhtml/Product/Attribute/Save.php

@@ -167,6 +167,9 @@ public function execute()
 
                 $data['attribute_code'] = $model->getAttributeCode();
                 $data['is_user_defined'] = $model->getIsUserDefined();
+                if (isset($data['frontend_input'])) {
+                    $model->changeFrontendType($data['frontend_input']);
+                }
                 $data['frontend_input'] = $model->getFrontendInput();
             } else {
                 /**

app/code/Magento/Eav/Model/Entity/Attribute/AbstractAttribute.php

@@ -338,6 +338,17 @@ public function setDefaultValue($defaultValue)
         return $this->setData('default_value', $defaultValue);
     }
 
+    /**
+     * Change Attribute Fronted input type
+     *
+     * @param string $value
+     * @return $this
+     */
+    public function changeFrontendType($value)
+    {
+        return $this;
+    }
+
     /**
      * @return int
      */