fix: support prefix

src/CloudinaryServiceProvider.php

@@ -36,7 +36,7 @@ public function boot(): void
                 ]);
             }
 
-            $adapter = new CloudinaryStorageAdapter($cloudinary);
+            $adapter = new CloudinaryStorageAdapter($cloudinary, null, $config['prefix'] ?? null);
 
             return new FilesystemAdapter(new Filesystem($adapter, $config), $adapter, $config);
         });

src/CloudinaryStorageAdapter.php

@@ -14,11 +14,13 @@
 
 class CloudinaryStorageAdapter implements ChecksumProvider, FilesystemAdapter
 {
-    private MimeTypeDetector $mimeTypeDetector;
-
-    public function __construct(private Cloudinary $cloudinary, ?MimeTypeDetector $mimeTypeDetector = null)
+    public function __construct(
+        private Cloudinary $cloudinary,
+        private ?MimeTypeDetector $mimeTypeDetector = null,
+        private ?string $prefix = null)
     {
         $this->mimeTypeDetector = $mimeTypeDetector ?: new FinfoMimeTypeDetector;
+        $this->prefix = $prefix ? str_replace('\\', '/', trim($prefix, '/')) : '';
     }
 
     public function getUrl(string $path): string
@@ -38,7 +40,7 @@ public function copy(string $source, string $destination, Config $config): void
 
     public function createDirectory(string $path, Config $config): void
     {
-        $this->cloudinary->adminApi()->createFolder($path);
+        $this->cloudinary->adminApi()->createFolder($this->applyPrefixToPath($path));
     }
 
     public function delete(string $path): void
@@ -58,7 +60,7 @@ public function delete(string $path): void
 
     public function deleteDirectory(string $path): void
     {
-        $this->cloudinary->adminApi()->deleteAssetsByPrefix($path);
+        $this->cloudinary->adminApi()->deleteAssetsByPrefix($this->applyPrefixToPath($path));
     }
 
     public function directoryExists(string $path): bool
@@ -105,7 +107,7 @@ public function listContents(string $path, bool $deep): array|\Traversable
         do {
             $response = $this->cloudinary->adminApi()->assets([
                 'type' => 'upload',
-                'prefix' => $path,
+                'prefix' => $this->applyPrefixToPath($path),
                 'max_results' => 500,
                 'next_cursor' => isset($response) ? $response->offsetGet('next_cursor') : null,
             ]);
@@ -194,12 +196,12 @@ public function checksum(string $path, Config $config): string
     public function prepareResource(string $path): array
     {
         $info = pathinfo($path);
-        
+
         // Ensure dirname uses forward slashes, regardless of OS
         $dirname = str_replace('\\', '/', $info['dirname']);
         // Always use forward slash for path construction
         $id = $dirname.'/'.$info['filename'];
-        
+
         $mimeType = $this->mimeTypeDetector->detectMimeTypeFromPath($path);
 
         if (strpos($mimeType, 'image/') === 0) {
@@ -210,6 +212,26 @@ public function prepareResource(string $path): array
             return [$id, 'video'];
         }
 
+        // If a prefix is configured, apply it to the id. When applying a prefix
+        // strip any leading './' or '/' from the generated id so we don't end up
+        // with paths like "prefix/./file".
+        if ($this->prefix !== '') {
+            $normalizedId = ltrim($id, './\\/');
+            $id = $this->prefix.
+                ($normalizedId !== '' ? '/'.$normalizedId : '');
+        }
+
         return [$id, 'raw'];
     }
+
+    private function applyPrefixToPath(string $path): string
+    {
+        if ($this->prefix === '') {
+            return $path;
+        }
+
+        $trimmed = ltrim(str_replace('\\', '/', $path), '\/');
+
+        return $this->prefix.($trimmed !== '' ? '/'.$trimmed : '');
+    }
 }

tests/Unit/CloudinaryStorageAdapterTest.php

@@ -26,6 +26,10 @@ function createApiResponse(array $data, int $statusCode = 200): ApiResponse
     $this->cloudinary->adminApi()->willReturn($this->adminApi->reveal());
 
     $this->adapter = new CloudinaryStorageAdapter($this->cloudinary->reveal());
+
+    // Also create an adapter instance configured with a prefix for tests
+    // that assert prefix behavior.
+    $this->prefixedAdapter = new CloudinaryStorageAdapter($this->cloudinary->reveal(), null, 'Fixtures');
 });
 
 it('can copy a file', function () {
@@ -138,6 +142,21 @@ function createApiResponse(array $data, int $statusCode = 200): ApiResponse
     expect(iterator_to_array($contents))->toHaveCount(1);
 });
 
+it('applies configured prefix when listing contents', function () {
+    $response = createApiResponse([
+        'resources' => [],
+    ]);
+
+    $this->adminApi->assets(Argument::that(function ($options) {
+        return $options['type'] === 'upload'
+            && $options['prefix'] === 'Fixtures/test-dir'
+            && $options['max_results'] === 500;
+    }))->willReturn($response)->shouldBeCalled();
+
+    $contents = $this->prefixedAdapter->listContents('test-dir', false);
+    expect(iterator_to_array($contents))->toHaveCount(0);
+});
+
 it('can read a file', function () {
     $this->adminApi->asset(
         Argument::exact('Fixtures/test-file'),