fix error save

Author: msgchinh

Api/Data/TagInterface.php

@@ -1,7 +1,7 @@
 <?php
 namespace Lof\ProductTags\Api\Data;
 
-interface TagInterface extends \Magento\Framework\Api\ExtensibleDataInterface
+interface TagInterface
 {
 
     const TAG_ID = 'tag_id';

Controller/Adminhtml/Tag/Save.php

@@ -55,7 +55,7 @@ public function execute()
             $id = $this->getRequest()->getParam('tag_id');
             if ($id) {
                 try {
-                    $model = $this->tagRepository->getById($id);
+                    $model = $model->load($id);
                 } catch (LocalizedException $e) {
                     $this->messageManager->addErrorMessage(__('This tag no longer exists.'));
                     return $resultRedirect->setPath('*/*/');
@@ -75,6 +75,8 @@ public function execute()
             }
 
             $this->dataPersistor->set('lof_productags_tag', $data);
+            $this->dataPersistor->set('lof_producttags_product', $data);
+            $this->dataPersistor->set('lof_producttags_store', $data);
             return $resultRedirect->setPath('*/*/edit', ['tag_id' => $id]);
         }
         return $resultRedirect->setPath('*/*/');
@@ -96,6 +98,8 @@ private function processBlockReturn($model, $data, $resultRedirect)
             $id = $duplicateModel->getId();
             $this->messageManager->addSuccessMessage(__('You duplicated the tag.'));
             $this->dataPersistor->set('lof_productags_tag', $data);
+            $this->dataPersistor->set('lof_producttags_product', $data);
+            $this->dataPersistor->set('lof_producttags_store', $data);
             $resultRedirect->setPath('*/*/edit', ['tag_id' => $id]);
         }
         return $resultRedirect;

Ui/Component/Listing/Column/Tag/Options.php

@@ -7,9 +7,7 @@
 
 use Magento\Store\Ui\Component\Listing\Column\Store\Options as StoreOptions;
 
-/**
- * Store Options for Cms Pages and Blocks
- */
+
 class Options extends StoreOptions
 {
     /**

view/adminhtml/ui_component/lof_producttags_tag_form.xml

@@ -110,7 +110,7 @@
                 </validation>
                 <dataType>text</dataType>
                 <label translate="true">Identifier</label>
-                <dataScope>Identifier</dataScope>
+                <dataScope>identifier</dataScope>
             </settings>
         </field>