Added an option to the command for dry running

Console/Command/RemoveMediaDuplicates.php

@@ -12,10 +12,16 @@
 use Psr\Log\LoggerInterface;
 use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Output\OutputInterface;
 
 class RemoveMediaDuplicates extends Command
 {
+    /**
+     * List of available options
+     */
+    private const OPTION_DRY_RUN = 'dry-run';
+
     /**
      * @param OriginFinder $originFinder
      * @param ImageBuilder $imageBuilder
@@ -44,6 +50,13 @@ protected function configure()
             ->setName('catalog:images:remove-duplicates')
             ->setDescription('Searches for media duplicates in database and removes them');
 
+        $this->addOption(
+            self::OPTION_DRY_RUN,
+            null,
+            InputOption::VALUE_NONE,
+            'Performs dry running without any operations with database'
+        );
+
         parent::configure();
     }
 
@@ -68,9 +81,11 @@ protected function execute(InputInterface $input, OutputInterface $output)
                 $duplicateImage = $this->imageBuilder->create($image->getValue());
                 $originImage = $this->originFinder->getOriginImage($duplicateImage);
 
-                $this->imageResource->save(
-                    $image->setValue($originImage->getCatalogPath())
-                );
+                if (!$this->isDryRun($input)) {
+                    $this->imageResource->save(
+                        $image->setValue($originImage->getCatalogPath())
+                    );
+                }
 
                 $removedImages[] = $duplicateImage;
                 $totalSize += $duplicateImage->getFileSize();
@@ -79,6 +94,12 @@ protected function execute(InputInterface $input, OutputInterface $output)
             }
         }
 
+        if ($this->isDryRun($input)) {
+            $output->writeln(
+                '<comment>Dry mode enabled, no database operations performed</comment>'
+            );
+        }
+
         $output->writeln(
             sprintf(
                 'Number of images successfully removed: %d with size of %.2f MB',
@@ -89,4 +110,15 @@ protected function execute(InputInterface $input, OutputInterface $output)
 
         return Cli::RETURN_SUCCESS;
     }
+
+    /**
+     * If the command executes in dry run mode
+     *
+     * @param InputInterface $input
+     * @return bool
+     */
+    private function isDryRun(InputInterface $input): bool
+    {
+        return $input->getOption(self::OPTION_DRY_RUN);
+    }
 }

README.md

@@ -13,6 +13,10 @@ original path.
 
 That's easy - `bin/magento catalog:images:remove-duplicates`
 
+Possible options:
+
+- `--dry-run` - performs dry running without any operations with database 
+
 **Warning**
 
 Please create dumps of below listed tables, for being able to revert changes if something goes wrong.