FileSystemInterface replace behavior constants are deprecated

Closes #3478068

src/Entity/ImageAPIOptimizePipeline.php

@@ -7,6 +7,7 @@ use Drupal\Core\Cache\Cache;
 use Drupal\Core\Config\Entity\ConfigEntityBase;
 use Drupal\Core\Entity\EntityStorageInterface;
 use Drupal\Core\Entity\EntityWithPluginCollectionInterface;
+use Drupal\Core\File\FileExists;
 use Drupal\Core\File\FileSystemInterface;
 use Drupal\imageapi_optimize\ImageAPIOptimizeProcessorPluginCollection;
 use Drupal\imageapi_optimize\ImageAPIOptimizeProcessorInterface;
@@ -183,7 +184,13 @@ class ImageAPIOptimizePipeline extends ConfigEntityBase implements ImageAPIOptim
 
     foreach ($this->getProcessors() as $processor) {
       // Create a copy of this image for the processor to work on.
-      $temp_image_uri = \Drupal::service('file_system')->copy($image_uri, $temp_image_uri, FileSystemInterface::EXISTS_RENAME);
+      if (version_compare(\Drupal::VERSION, '10.3', '>=')) {
+        $temp_image_uri = \Drupal::service('file_system')->copy($image_uri, $temp_image_uri, FileExists::Rename);
+      }
+      else {
+        // @phpstan-ignore-next-line
+        $temp_image_uri = \Drupal::service('file_system')->copy($image_uri, $temp_image_uri, FileSystemInterface::EXISTS_RENAME);
+      }
       if ($temp_image_uri === FALSE) {
         return FALSE;
       }
@@ -201,7 +208,13 @@ class ImageAPIOptimizePipeline extends ConfigEntityBase implements ImageAPIOptim
 
       if ($image_changed) {
         // Copy the temporary file back over the original image.
-        \Drupal::service('file_system')->move($temp_image_uri, $image_uri, FileSystemInterface::EXISTS_REPLACE);
+        if (version_compare(\Drupal::VERSION, '10.3', '>=')) {
+            \Drupal::service('file_system')->move($temp_image_uri, $image_uri, FileExists::Replace);
+        }
+        else {
+          // @phpstan-ignore-next-line
+          \Drupal::service('file_system')->move($temp_image_uri, $image_uri, FileSystemInterface::EXISTS_REPLACE);
+        }
       }
     }