feat: use resource identifiers

Signed-off-by: Sebastian Krupinski <krupinski01@gmail.com>

composer.lock

@@ -9,20 +9,20 @@
     "packages-dev": [
         {
             "name": "myclabs/deep-copy",
-            "version": "1.14.0",
+            "version": "1.13.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/myclabs/DeepCopy.git",
-                "reference": "8680aa248f8e07bc8fb43f56f0f5fc77a0c96aae"
+                "reference": "07d290f0c47959fd5eed98c95ee5602db07e0b6a"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/myclabs/DeepCopy/zipball/8680aa248f8e07bc8fb43f56f0f5fc77a0c96aae",
-                "reference": "8680aa248f8e07bc8fb43f56f0f5fc77a0c96aae",
+                "url": "https://api.github.com/repos/myclabs/DeepCopy/zipball/07d290f0c47959fd5eed98c95ee5602db07e0b6a",
+                "reference": "07d290f0c47959fd5eed98c95ee5602db07e0b6a",
                 "shasum": ""
             },
             "require": {
-                "php": "^8.0"
+                "php": "^7.1 || ^8.0"
             },
             "conflict": {
                 "doctrine/collections": "<1.6.8",
@@ -57,15 +57,15 @@
             ],
             "support": {
                 "issues": "https://github.com/myclabs/DeepCopy/issues",
-                "source": "https://github.com/myclabs/DeepCopy/tree/1.14.0"
+                "source": "https://github.com/myclabs/DeepCopy/tree/1.13.4"
             },
             "funding": [
                 {
-                    "url": "https://github.com/mnapoli",
-                    "type": "github"
+                    "url": "https://tidelift.com/funding/github/packagist/myclabs/deep-copy",
+                    "type": "tidelift"
                 }
             ],
-            "time": "2026-08-11T10:17:44+00:00"
+            "time": "2025-08-01T08:46:24+00:00"
         },
         {
             "name": "nikic/php-parser",
@@ -332,23 +332,23 @@
         },
         {
             "name": "phpunit/php-file-iterator",
-            "version": "6.0.2",
+            "version": "6.0.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/php-file-iterator.git",
-                "reference": "a248d1640ab059b075f53a2ef0f9856e864e06b5"
+                "reference": "3d1cd096ef6bea4bf2762ba586e35dbd317cbfd5"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/php-file-iterator/zipball/a248d1640ab059b075f53a2ef0f9856e864e06b5",
-                "reference": "a248d1640ab059b075f53a2ef0f9856e864e06b5",
+                "url": "https://api.github.com/repos/sebastianbergmann/php-file-iterator/zipball/3d1cd096ef6bea4bf2762ba586e35dbd317cbfd5",
+                "reference": "3d1cd096ef6bea4bf2762ba586e35dbd317cbfd5",
                 "shasum": ""
             },
             "require": {
                 "php": ">=8.3"
             },
             "require-dev": {
-                "phpunit/phpunit": "^12.5.33"
+                "phpunit/phpunit": "^12.0"
             },
             "type": "library",
             "extra": {
@@ -381,7 +381,7 @@
             "support": {
                 "issues": "https://github.com/sebastianbergmann/php-file-iterator/issues",
                 "security": "https://github.com/sebastianbergmann/php-file-iterator/security/policy",
-                "source": "https://github.com/sebastianbergmann/php-file-iterator/tree/6.0.2"
+                "source": "https://github.com/sebastianbergmann/php-file-iterator/tree/6.0.1"
             },
             "funding": [
                 {
@@ -401,7 +401,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2026-08-25T14:40:53+00:00"
+            "time": "2026-02-02T14:04:18+00:00"
         },
         {
             "name": "phpunit/php-invoker",
@@ -589,16 +589,16 @@
         },
         {
             "name": "phpunit/phpunit",
-            "version": "12.5.34",
+            "version": "12.5.31",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpunit.git",
-                "reference": "6cbff63d670de92cb1cb3d2ff9f40327e9da9c7f"
+                "reference": "0608d157a284f15cc73b99a3327eff06b66a176d"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/6cbff63d670de92cb1cb3d2ff9f40327e9da9c7f",
-                "reference": "6cbff63d670de92cb1cb3d2ff9f40327e9da9c7f",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/0608d157a284f15cc73b99a3327eff06b66a176d",
+                "reference": "0608d157a284f15cc73b99a3327eff06b66a176d",
                 "shasum": ""
             },
             "require": {
@@ -608,18 +608,18 @@
                 "ext-libxml": "*",
                 "ext-mbstring": "*",
                 "ext-xmlwriter": "*",
-                "myclabs/deep-copy": "^1.14.0",
+                "myclabs/deep-copy": "^1.13.4",
                 "phar-io/manifest": "^2.0.4",
                 "phar-io/version": "^3.2.1",
                 "php": ">=8.3",
                 "phpunit/php-code-coverage": "^12.5.7",
-                "phpunit/php-file-iterator": "^6.0.2",
+                "phpunit/php-file-iterator": "^6.0.1",
                 "phpunit/php-invoker": "^6.0.0",
                 "phpunit/php-text-template": "^5.0.0",
                 "phpunit/php-timer": "^8.0.0",
                 "sebastian/cli-parser": "^4.2.1",
                 "sebastian/comparator": "^7.1.8",
-                "sebastian/diff": "^7.0.1",
+                "sebastian/diff": "^7.0.0",
                 "sebastian/environment": "^8.1.2",
                 "sebastian/exporter": "^7.0.3",
                 "sebastian/global-state": "^8.0.3",
@@ -667,7 +667,7 @@
             "support": {
                 "issues": "https://github.com/sebastianbergmann/phpunit/issues",
                 "security": "https://github.com/sebastianbergmann/phpunit/security/policy",
-                "source": "https://github.com/sebastianbergmann/phpunit/tree/12.5.34"
+                "source": "https://github.com/sebastianbergmann/phpunit/tree/12.5.31"
             },
             "funding": [
                 {
@@ -675,7 +675,7 @@
                     "type": "other"
                 }
             ],
-            "time": "2026-08-27T08:38:28+00:00"
+            "time": "2026-07-06T14:54:16+00:00"
         },
         {
             "name": "sebastian/cli-parser",
@@ -898,24 +898,24 @@
         },
         {
             "name": "sebastian/diff",
-            "version": "7.0.1",
+            "version": "7.0.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/diff.git",
-                "reference": "cd4cabe39f8a4e8ee6818ba99f10a05561ea4ad6"
+                "reference": "7ab1ea946c012266ca32390913653d844ecd085f"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/diff/zipball/cd4cabe39f8a4e8ee6818ba99f10a05561ea4ad6",
-                "reference": "cd4cabe39f8a4e8ee6818ba99f10a05561ea4ad6",
+                "url": "https://api.github.com/repos/sebastianbergmann/diff/zipball/7ab1ea946c012266ca32390913653d844ecd085f",
+                "reference": "7ab1ea946c012266ca32390913653d844ecd085f",
                 "shasum": ""
             },
             "require": {
                 "php": ">=8.3"
             },
             "require-dev": {
-                "phpunit/phpunit": "^12.5.33",
-                "symfony/process": "^7.4.17"
+                "phpunit/phpunit": "^12.0",
+                "symfony/process": "^7.2"
             },
             "type": "library",
             "extra": {
@@ -953,27 +953,15 @@
             "support": {
                 "issues": "https://github.com/sebastianbergmann/diff/issues",
                 "security": "https://github.com/sebastianbergmann/diff/security/policy",
-                "source": "https://github.com/sebastianbergmann/diff/tree/7.0.1"
+                "source": "https://github.com/sebastianbergmann/diff/tree/7.0.0"
             },
             "funding": [
                 {
                     "url": "https://github.com/sebastianbergmann",
                     "type": "github"
-                },
-                {
-                    "url": "https://liberapay.com/sebastianbergmann",
-                    "type": "liberapay"
-                },
-                {
-                    "url": "https://thanks.dev/u/gh/sebastianbergmann",
-                    "type": "thanks_dev"
-                },
-                {
-                    "url": "https://tidelift.com/funding/github/packagist/sebastian/diff",
-                    "type": "tidelift"
                 }
             ],
-            "time": "2026-08-25T15:35:54+00:00"
+            "time": "2025-02-07T04:55:46+00:00"
         },
         {
             "name": "sebastian/environment",
@@ -1713,5 +1701,5 @@
     "platform-overrides": {
         "php": "8.3"
     },
-    "plugin-api-version": "2.9.0"
+    "plugin-api-version": "2.6.0"
 }

lib/Controllers/TransferController.php

@@ -50,11 +50,7 @@ class TransferController extends ControllerAbstract
      *
      * GET /download/entity/{provider}/{service}/{collection}/{identifier}
      */
-    #[AuthenticatedRoute(
-        '/download/entity/{provider}/{service}/{collection}/{identifier}',
-        name: 'document_manager.download.entity',
-        methods: ['GET']
-    )]
+    #[AuthenticatedRoute('/download/entity/{provider}/{service}/{collection}/{identifier}', name: 'document_manager.download.entity', methods: ['GET'])]
     public function downloadEntity(string $provider, string $service, string $collection, string $identifier): Response {
         $tenantId = $this->tenantContext->identifier();
         $userId = $this->identityContext->identifier();
@@ -66,14 +62,14 @@ class TransferController extends ControllerAbstract
             /** @var EntityBaseInterface[] $entities */
             $entities = $this->manager->entityFetchBulk($tenantId, $userId, $target);
 
-            if (empty($entities) || !isset($entities[$identifier])) {
+            if (!isset($entities[(string) $target])) {
                 return new JsonResponse([
                     'status' => 'error',
                     'error' => ['code' => 404, 'message' => 'File not found']
                 ], Response::HTTP_NOT_FOUND);
             }
 
-            $entity = $entities[$identifier];
+            $entity = $entities[(string) $target];
 
             // Get the stream
             $stream = $this->manager->entityReadStream($tenantId, $userId, $target);
@@ -124,16 +120,41 @@ class TransferController extends ControllerAbstract
         }
     }
 
+    #[AuthenticatedRoute('/preview/entity/{provider}/{service}/{collection}/{identifier}', name: 'document_manager.preview.entity', methods: ['GET'])]
+    public function previewEntity(string $provider, string $service, string $collection, string $identifier, string $variant = 'inline'): Response {
+        try {
+            $preview = $this->manager->entityPreview(
+                $this->tenantContext->identifier(),
+                $this->identityContext->identifier(),
+                new EntityIdentifier($provider, $service, $collection, $identifier),
+                $variant,
+            );
+            if ($preview === null) {
+                return new Response('', Response::HTTP_NO_CONTENT);
+            }
+
+            $response = new StreamedResponse($preview->resource->stream());
+            $response->headers->set('Content-Type', $preview->resource->mimeType());
+            $response->headers->set('Content-Length', (string) $preview->size);
+            $response->headers->set('ETag', '"' . trim($preview->etag, '"') . '"');
+            $response->headers->set('Cache-Control', 'private, max-age=3600');
+            $response->headers->set('X-Content-Type-Options', 'nosniff');
+            return $response;
+        } catch (Throwable $throwable) {
+            $this->logger->error('Document preview failed', ['exception' => $throwable]);
+            return new JsonResponse([
+                'status' => 'error',
+                'error' => ['code' => 500, 'message' => 'Preview unavailable'],
+            ], Response::HTTP_INTERNAL_SERVER_ERROR);
+        }
+    }
+
     /**
      * Download multiple files as a ZIP archive
      *
      * GET /download/archive?provider=...&service=...&ids[]=...&ids[]=...
      */
-    #[AuthenticatedRoute(
-        '/download/archive',
-        name: 'manager.download.archive',
-        methods: ['GET']
-    )]
+    #[AuthenticatedRoute('/download/archive', name: 'manager.download.archive', methods: ['GET'])]
     public function downloadArchive(string $provider, string $service, array $ids = [], ?string $collection = null, string $name = 'download'): Response {
         $tenantId = $this->tenantContext->identifier();
         $userId = $this->identityContext->identifier();
@@ -215,11 +236,7 @@ class TransferController extends ControllerAbstract
      *
      * GET /download/collection/{provider}/{service}/{identifier}
      */
-    #[AuthenticatedRoute(
-        '/download/collection/{provider}/{service}/{identifier}',
-        name: 'manager.download.collection',
-        methods: ['GET']
-    )]
+    #[AuthenticatedRoute('/download/collection/{provider}/{service}/{identifier}', name: 'manager.download.collection', methods: ['GET'])]
     public function downloadCollection(string $provider, string $service, string $identifier): Response {
         $tenantId = $this->tenantContext->identifier();
         $userId = $this->identityContext->identifier();
@@ -310,15 +327,16 @@ class TransferController extends ControllerAbstract
         foreach ($ids as $id) {
             // Try as entity first
             if ($collection !== null) {
+                $target = new EntityIdentifier($provider, $service, $collection, (string) $id);
                 /** @var EntityBaseInterface[] $entities */
                 $entities = $this->manager->entityFetchBulk(
                     $tenantId,
                     $userId,
-                    new EntityIdentifier($provider, $service, $collection, (string)$id)
+                    $target
                 );
 
-                if (!empty($entities) && isset($entities[$id])) {
-                    $entity = $entities[$id];
+                if (isset($entities[(string) $target])) {
+                    $entity = $entities[(string) $target];
                     $files[] = [
                         'type' => 'file',
                         'id' => $id,

lib/Manager.php

@@ -5,6 +5,9 @@ declare(strict_types=1);
 namespace KTXM\DocumentsManager;
 
 use InvalidArgumentException;
+use RuntimeException;
+use KTXC\Preview\Preview;
+use KTXC\Preview\PreviewManager;
 use KTXC\Resource\ProviderManager;
 use KTXF\Documents\Collection\CollectionBaseInterface;
 use KTXF\Documents\Collection\CollectionPropertiesMutableInterface;
@@ -17,8 +20,12 @@ use KTXF\Documents\Service\ServiceBaseInterface;
 use KTXF\Documents\Service\ServiceCollectionMutableInterface;
 use KTXF\Documents\Service\ServiceEntityMutableInterface;
 use KTXF\Documents\Service\ServiceMutableInterface;
+use KTXF\Documents\Service\ServiceNodeListInterface;
 use KTXF\Resource\Filter\IFilter;
+use KTXF\Preview\PreviewSource;
+use KTXF\Resource\BinaryResource;
 use KTXF\Resource\Identifier\CollectionIdentifier;
+use KTXF\Resource\Identifier\ServiceIdentifier;
 use KTXF\Resource\Identifier\EntityIdentifier;
 use KTXF\Resource\Identifier\ResourceIdentifiers;
 use KTXF\Resource\Provider\ResourceServiceIdentityInterface;
@@ -37,6 +44,7 @@ class Manager {
     public function __construct(
         private LoggerInterface $logger,
         private ProviderManager $providerManager,
+        private PreviewManager $previewManager,
     ) { }
 
     /**
@@ -500,18 +508,16 @@ class Manager {
      *
      * @param string $tenantId tenant identifier
      * @param string $userId user identifier
-     * @param string $provider provider identifier
-     * @param string|int $service service identifier
-     * @param CollectionIdentifier|null $target target parent collection identifier (null for root)
+     * @param ServiceIdentifier|CollectionIdentifier $target service root or parent collection
      * @param CollectionPropertiesMutableInterface|array $properties properties for the new collection
      * @param array $options additional options for creation
      *
      * @return CollectionBaseInterface
      * @throws InvalidArgumentException
      */
-    public function collectionCreate(string $tenantId, string $userId, string $provider, string|int $service, CollectionIdentifier|null $target, CollectionPropertiesMutableInterface|array $properties, array $options = []): CollectionBaseInterface {
+    public function collectionCreate(string $tenantId, string $userId, ServiceIdentifier|CollectionIdentifier $target, CollectionPropertiesMutableInterface|array $properties, array $options = []): CollectionBaseInterface {
         // retrieve service
-        $service = $this->serviceFetch($tenantId, $userId, $provider, $service);
+        $service = $this->serviceFetch($tenantId, $userId, $target->provider(), $target->service());
         // Check if service supports collection creation
         if ($service->getEnabled() === false) {
             throw new InvalidArgumentException("Service '{$service->identifier()}' not found or is disabled");
@@ -527,7 +533,7 @@ class Manager {
             $properties = $service->collectionFresh()->getProperties()->jsonDeserialize($properties);
         }
         // Create collection
-        return $service->collectionCreate($target, $properties, $options);
+        return $service->collectionCreate($target instanceof CollectionIdentifier ? $target : null, $properties, $options);
     }
 
     /**
@@ -805,21 +811,28 @@ class Manager {
      * @return array<string,EntityBaseInterface>
      */
     public function entityFetchBulk(string $tenantId, ?string $userId, EntityIdentifier ...$identifiers): array {
-        // group identifiers by provider/service
+        // Keep locations separate: providers may return maps keyed by local ID.
         $groupedIdentifiers = [];
         foreach ($identifiers as $identifier) {
-            $groupedIdentifiers[$identifier->provider()][$identifier->service()][] = $identifier;
+            $groupedIdentifiers[$identifier->provider()][$identifier->service()][$identifier->collection()][] = $identifier;
         }
         // retrieve each service and fetch entities
         $list = [];
         foreach ($groupedIdentifiers as $providerId => $services) {
-            foreach ($services as $serviceId => $entities) {
+            foreach ($services as $serviceId => $collections) {
                 $service = $this->serviceFetch($tenantId, $userId, $providerId, $serviceId);
                 if ($service->getEnabled() === false) {
                     throw new InvalidArgumentException("Service '{$providerId}:{$serviceId}' not found or is disabled");
                 }
-                // retrieve entities and merge into list
-                $list = array_merge($list, $service->entityFetchBulk(...$entities));
+                foreach ($collections as $entities) {
+                    $fetched = $service->entityFetchBulk(...$entities);
+                    foreach ($entities as $identifier) {
+                        $entity = $fetched[(string) $identifier] ?? $fetched[$identifier->entity()] ?? null;
+                        if ($entity !== null) {
+                            $list[(string) $identifier] = $entity;
+                        }
+                    }
+                }
             }
         }
         return $list;
@@ -1342,4 +1355,141 @@ class Manager {
         return $this->serviceForWrite($tenantId, $userId, $target)->entityWriteChunk($target, $offset, $data);
     }
 
+    /**
+     * Resolve an authorized entity and lazily generate or retrieve its preview.
+     */
+    public function entityPreview(string $tenantId, string $userId, EntityIdentifier $target, string $variant = 'inline'): ?Preview {
+        $entities = $this->entityFetchBulk($tenantId, $userId, $target);
+        $entity = $entities[(string) $target] ?? null;
+        if (!$entity instanceof EntityBaseInterface) {
+            return null;
+        }
+
+        $properties = $entity->getProperties();
+        $mimeType = $properties->getMime();
+        $size = $properties->size();
+        $signature = $entity->signature() ?? hash('sha256', implode('|', [
+            (string) $target,
+            $entity->modified()?->format('U.u') ?? '',
+            (string) $size,
+            $mimeType,
+        ]));
+
+        $source = new PreviewSource(
+            sourceType: 'document',
+            identity: (string) $target,
+            signature: $signature,
+            mimeType: $mimeType,
+            size: $size,
+            resourceFactory: function () use ($tenantId, $userId, $target, $properties, $mimeType): BinaryResource {
+                $stream = $this->entityReadStream($tenantId, $userId, $target);
+                if (!is_resource($stream)) {
+                    throw new RuntimeException('Document content is unavailable');
+                }
+
+                return new BinaryResource(
+                    $properties->getLabel(),
+                    $mimeType,
+                    (static function () use ($stream): \Generator {
+                        try {
+                            while (!feof($stream)) {
+                                $chunk = fread($stream, 65536);
+                                if ($chunk === false) {
+                                    throw new RuntimeException('Failed to read document content');
+                                }
+                                if ($chunk !== '') {
+                                    yield $chunk;
+                                }
+                            }
+                        } finally {
+                            fclose($stream);
+                        }
+                    })(),
+                );
+            },
+        );
+
+        return $this->previewManager->fetch($tenantId, $source, $variant);
+    }
+    
+    /**
+     * List collections and entities within a location as one unified, paginated set
+     *
+     * Folders are ordered before files within the returned range. Unlike
+     * {@see collectionList} and {@see entityListBulk}, this requires the target
+     * service to natively implement {@see ServiceNodeListInterface} — there is
+     * intentionally no fallback for services that only support the separate
+     * collection/entity listing operations, since every current caller targets a
+     * single provider/service/location per request.
+     *
+     * @since 2026.09.01
+     *
+     * @param string $tenantId Tenant identifier
+     * @param string $userId User identifier
+     * @param ResourceIdentifiers|null $targets Node sources with collection identifiers
+     * @param array|null $filter Node filter
+     * @param array|null $sort Node sort
+     * @param array|null $range Node range/pagination
+     *
+     * @return \Generator<int,CollectionBaseInterface|EntityBaseInterface> Nodes in provider order
+     *
+     * @throws InvalidArgumentException If the resolved service does not support unified node listing
+     */
+    public function nodeList(string $tenantId, string $userId, ?ResourceIdentifiers $targets = null, array|null $filter = null, array|null $sort = null, array|null $range = null): \Generator {
+        // confirm that sources are provided
+        if ($targets === null) {
+            $targets = new ResourceIdentifiers([]);
+        }
+        // retrieve services for each provider
+        $aggregateServices = $this->serviceList($tenantId, $userId, $targets);
+        // retrieve nodes for each service
+        foreach ($aggregateServices as $services) {
+            /** @var ServiceBaseInterface $service */
+            foreach ($services as $service) {
+                // omit disabled services
+                if ($service->getEnabled() === false) {
+                    continue;
+                }
+                if ($service instanceof ServiceNodeListInterface === false) {
+                    throw new InvalidArgumentException("Service '{$service->identifier()}' does not support paginated node listing");
+                }
+                // retrieve collections for each service
+                $collectionSelected = $targets->byProvider($service->provider())->byService($service->identifier())->collections();
+                if ($collectionSelected === []) {
+                    // documents are hierarchical: service level selection lists the root collection
+                    $collectionSelected = [''];
+                }
+                // construct filter for nodes
+                $nodeFilter = null;
+                if ($filter !== null && $filter !== []) {
+                    $nodeFilter = $service->nodeListFilter();
+                    foreach ($filter as $attribute => $value) {
+                        $nodeFilter->condition($attribute, $value);
+                    }
+                }
+                // construct sort for nodes
+                $nodeSort = null;
+                if ($sort !== null && $sort !== []) {
+                    $nodeSort = $service->nodeListSort();
+                    foreach ($sort as $attribute => $direction) {
+                        $nodeSort->condition($attribute, $direction);
+                    }
+                }
+                // construct range for nodes
+                $nodeRange = null;
+                if ($range !== null && $range !== [] && isset($range['type'])) {
+                    $nodeRange = $service->nodeListRange(RangeType::from($range['type']))->jsonDeserialize($range);
+                }
+                // Preserve provider order without grouping or buffering nodes.
+                foreach ($collectionSelected as $collectionId) {
+                    $nodes = $service->nodeList($collectionId, $nodeFilter, $nodeSort, $nodeRange);
+                    foreach ($nodes as $node) {
+                        yield $node;
+                    }
+                }
+            }
+        }
+
+    }
+
 }

lib/Module.php

@@ -2,13 +2,14 @@
 
 namespace KTXM\DocumentsManager;
 
-use KTXF\Module\ModuleBrowserInterface;
+use KTXF\Module\Configuration\BrowserModuleContextInterface;
+use KTXF\Module\Configuration\ModuleContextInterface;
 use KTXF\Module\ModuleInstanceAbstract;
 
 /**
  * File Manager Module
  */
-class Module extends ModuleInstanceAbstract implements ModuleBrowserInterface
+class Module extends ModuleInstanceAbstract
 {
 
     public function __construct()
@@ -50,16 +51,11 @@ class Module extends ModuleInstanceAbstract implements ModuleBrowserInterface
         ];
     }
     
-    public function registerBI(): array {
-        return [
-            'handle' => $this->handle(),
-            'namespace' => 'DocumentsManager',
-            'version' => $this->version(),
-            'label' => $this->label(),
-            'author' => $this->author(),
-            'description' => $this->description(),
-            'boot' => 'static/module.mjs',
-        ];
+    public function configure(ModuleContextInterface $context): void
+    {
+        if ($context instanceof BrowserModuleContextInterface) {
+            $context->registerModule($this, 'DocumentsManager', 'static/module.mjs');
+        }
     }
 
 }

src/composables/useDocumentManager.ts

@@ -8,7 +8,7 @@ import type { Ref, ComputedRef } from 'vue'
 import { useProvidersStore } from '@/stores/providersStore'
 import { useServicesStore } from '@/stores/servicesStore'
 import { useNodesStore, ROOT_ID } from '@/stores/nodesStore'
-import type { ListFilter, ListSort, ListRange } from '@/types/common'
+import type { ListFilter, ListSort, ListRange, ServiceIdentifier, CollectionIdentifier } from '@/types/common'
 import type { DocumentInterface } from '@/types/document'
 import { CollectionObject } from '@/models/collection'
 import { EntityObject } from '@/models/entity'
@@ -16,6 +16,9 @@ import { EntityObject } from '@/models/entity'
 // Base URL for file manager transfer endpoints
 const TRANSFER_BASE_URL = '/m/documents_manager'
 
+// Number of collections+entities requested per page
+const DEFAULT_PAGE_TALLY = 64
+
 export interface UseDocumentManagerOptions {
   providerId: string | Ref<string> | ComputedRef<string>
   serviceId: string | Ref<string> | ComputedRef<string>
@@ -32,6 +35,12 @@ export function useDocumentManager(options: UseDocumentManagerOptions) {
   const currentProviderId = () => unref(providerId)
   const currentServiceId = () => unref(serviceId)
 
+  const currentSources = (): (ServiceIdentifier | CollectionIdentifier)[] => [
+    currentLocation.value === ROOT_ID
+      ? `${currentProviderId()}:${currentServiceId()}`
+      : `${currentProviderId()}:${currentServiceId()}:${currentLocation.value}`,
+  ]
+
   // Current location (folder being viewed)
   const currentLocation: Ref<string> = ref(ROOT_ID)
 
@@ -39,6 +48,13 @@ export function useDocumentManager(options: UseDocumentManagerOptions) {
   const isLoading = computed(() => nodesStore.transceiving)
   const error = computed(() => nodesStore.error)
 
+  // Pagination state for the current location + filter + sort
+  const currentFilter: Ref<ListFilter | undefined> = ref(undefined)
+  const currentSort: Ref<ListSort | undefined> = ref(undefined)
+  const loadedCount = ref(0)
+  const hasMore = ref(false)
+  const isLoadingMore = ref(false)
+
   // Provider and service
   const provider = computed(() => providersStore.provider(currentProviderId()))
   const service = computed(() => servicesStore.service(currentProviderId(), currentServiceId()))
@@ -71,7 +87,7 @@ export function useDocumentManager(options: UseDocumentManagerOptions) {
   // Navigate to a folder
   const navigateTo = async (collectionId: string | null) => {
     currentLocation.value = collectionId || ROOT_ID
-    await refresh()
+    await resetAndLoad(currentFilter.value, currentSort.value)
   }
 
   // Navigate up one level
@@ -90,28 +106,55 @@ export function useDocumentManager(options: UseDocumentManagerOptions) {
     await navigateTo(ROOT_ID)
   }
 
-  // Refresh current location
-  const refresh = async (
-    filter?: ListFilter,
-    sort?: ListSort,
-    range?: ListRange
-  ) => {
-    await nodesStore.fetchNodes(
-      currentProviderId(),
-      currentServiceId(),
-      currentLocation.value === ROOT_ID ? ROOT_ID : currentLocation.value,
+  // Reset the current location's loaded items and (re)fetch the first page,
+  // optionally with a new filter/sort (e.g. search query or sort field change)
+  const resetAndLoad = async (filter?: ListFilter, sort?: ListSort) => {
+    currentFilter.value = filter
+    currentSort.value = sort
+    loadedCount.value = 0
+    hasMore.value = false
+
+    const range: ListRange = { type: 'tally', anchor: 'absolute', position: 0, tally: DEFAULT_PAGE_TALLY }
+    const result = await nodesStore.fetchNodes(
+      currentSources(),
       filter,
       sort,
-      range
+      range,
+      'reset'
     )
+
+    loadedCount.value = result.collections.length + result.entities.length
+    hasMore.value = !result.isLastPage
+  }
+
+  // Fetch the next page of the current location (infinite scroll "load more")
+  const loadMore = async () => {
+    if (!hasMore.value || isLoadingMore.value) {
+      return
+    }
+
+    isLoadingMore.value = true
+    try {
+      const range: ListRange = { type: 'tally', anchor: 'absolute', position: loadedCount.value, tally: DEFAULT_PAGE_TALLY }
+      const result = await nodesStore.fetchNodes(
+        currentSources(),
+        currentFilter.value,
+        currentSort.value,
+        range,
+        'append'
+      )
+
+      loadedCount.value += result.collections.length + result.entities.length
+      hasMore.value = !result.isLastPage
+    } finally {
+      isLoadingMore.value = false
+    }
   }
 
   // Create a new folder
   const createFolder = async (label: string): Promise<CollectionObject> => {
     return await nodesStore.createCollection(
-      currentProviderId(),
-      currentServiceId(),
-      currentLocation.value === ROOT_ID ? ROOT_ID : currentLocation.value,
+      `${currentProviderId()}:${currentServiceId()}:${currentLocation.value}`,
       { label, owner: '' }
     )
   }
@@ -132,9 +175,7 @@ export function useDocumentManager(options: UseDocumentManagerOptions) {
     }
 
     return await nodesStore.createEntity(
-      currentProviderId(),
-      currentServiceId(),
-      currentLocation.value === ROOT_ID ? ROOT_ID : currentLocation.value,
+      `${currentProviderId()}:${currentServiceId()}:${currentLocation.value}`,
       properties
     )
   }
@@ -147,7 +188,7 @@ export function useDocumentManager(options: UseDocumentManagerOptions) {
     }
 
     if (node instanceof CollectionObject) {
-      return await nodesStore.updateCollection(currentProviderId(), currentServiceId(), nodeId, {
+      return await nodesStore.updateCollection(`${node.provider}:${node.service}:${nodeId}`, {
         label: newLabel,
         owner: node.properties.owner,
       })
@@ -161,7 +202,7 @@ export function useDocumentManager(options: UseDocumentManagerOptions) {
         format: node.properties.format,
         encoding: node.properties.encoding,
       }
-      return await nodesStore.updateEntity(currentProviderId(), currentServiceId(), node.collection, nodeId, properties)
+      return await nodesStore.updateEntity(`${node.provider}:${node.service}:${node.collection || ROOT_ID}:${nodeId}`, properties)
     }
   }
 
@@ -173,9 +214,9 @@ export function useDocumentManager(options: UseDocumentManagerOptions) {
     }
 
     if (node instanceof CollectionObject) {
-      return await nodesStore.deleteCollection(currentProviderId(), currentServiceId(), nodeId)
+      return await nodesStore.deleteCollection(`${node.provider}:${node.service}:${nodeId}`)
     } else {
-      return await nodesStore.deleteEntity(currentProviderId(), currentServiceId(), node.collection, nodeId)
+      return await nodesStore.deleteEntity(`${node.provider}:${node.service}:${node.collection || ROOT_ID}:${nodeId}`)
     }
   }
 
@@ -185,7 +226,7 @@ export function useDocumentManager(options: UseDocumentManagerOptions) {
     if (!node || !(node instanceof EntityObject)) {
       throw new Error('Entity not found')
     }
-    return await nodesStore.readEntity(currentProviderId(), currentServiceId(), node.collection || ROOT_ID, entityId)
+    return await nodesStore.readEntity(`${node.provider}:${node.service}:${node.collection || ROOT_ID}:${entityId}`)
   }
 
   // Write file content
@@ -194,7 +235,7 @@ export function useDocumentManager(options: UseDocumentManagerOptions) {
     if (!node || !(node instanceof EntityObject)) {
       throw new Error('Entity not found')
     }
-    return await nodesStore.writeEntity(currentProviderId(), currentServiceId(), node.collection, entityId, content)
+    return await nodesStore.writeEntity(`${node.provider}:${node.service}:${node.collection || ROOT_ID}:${entityId}`, content)
   }
 
   // Get a URL suitable for inline viewing (img src / video src)
@@ -203,6 +244,15 @@ export function useDocumentManager(options: UseDocumentManagerOptions) {
     return `${TRANSFER_BASE_URL}/download/entity/${encodeURIComponent(currentProviderId())}/${encodeURIComponent(currentServiceId())}/${encodeURIComponent(collection)}/${encodeURIComponent(entityId)}`
   }
 
+  const getEntityPreviewUrl = (
+    entityId: string,
+    collectionId?: string | null,
+    variant: 'thumbnail' | 'inline' | 'fullscreen' = 'inline',
+  ): string => {
+    const collection = collectionId ?? currentLocation.value
+    return `${TRANSFER_BASE_URL}/preview/entity/${encodeURIComponent(currentProviderId())}/${encodeURIComponent(currentServiceId())}/${encodeURIComponent(collection)}/${encodeURIComponent(entityId)}?variant=${variant}`
+  }
+
   // Download a single file
   const downloadEntity = (entityId: string, collectionId?: string | null): void => {
     const collection = collectionId ?? currentLocation.value
@@ -244,7 +294,7 @@ export function useDocumentManager(options: UseDocumentManagerOptions) {
     await providersStore.list([currentProviderId()])
     await servicesStore.list()
     if (autoFetch) {
-      await refresh()
+      await resetAndLoad()
     }
   }
 
@@ -253,6 +303,8 @@ export function useDocumentManager(options: UseDocumentManagerOptions) {
     currentLocation,
     isLoading,
     error,
+    hasMore,
+    isLoadingMore,
 
     // Provider/Service
     provider,
@@ -270,7 +322,8 @@ export function useDocumentManager(options: UseDocumentManagerOptions) {
     navigateTo,
     navigateUp,
     navigateToRoot,
-    refresh,
+    resetAndLoad,
+    loadMore,
 
     // Operations
     createFolder,
@@ -280,6 +333,7 @@ export function useDocumentManager(options: UseDocumentManagerOptions) {
     readFile,
     writeFile,
     getEntityUrl,
+    getEntityPreviewUrl,
     downloadEntity,
     downloadCollection,
     downloadArchive,

src/services/collectionService.ts

@@ -25,23 +25,11 @@ import type {
 import { useIntegrationStore } from '@KTXC/stores/integrationStore';
 import { CollectionObject, CollectionPropertiesObject } from '../models/collection';
 
-function isCollectionPayload(value: unknown): value is CollectionInterface {
-  if (!value || typeof value !== 'object') {
-    return false;
-  }
-
-  const candidate = value as Record<string, unknown>;
-  return (
-    ('identifier' in candidate || 'provider' in candidate || 'service' in candidate)
-    && 'properties' in candidate
-  );
-}
-
 /**
  * Helper to create the right collection model class based on provider identifier
  * Uses provider-specific factory if available, otherwise returns base CollectionObject
  */
-function createCollectionObject(data: CollectionInterface): CollectionObject {
+export function createCollectionObject(data: CollectionInterface): CollectionObject {
   const integrationStore = useIntegrationStore();
   const factoryItem = integrationStore.getItemById('documents_collection_factory', data.provider) as any;
   const factory = factoryItem?.factory;
@@ -68,38 +56,27 @@ export const collectionService = {
       const serviceList: Record<string, Record<string, CollectionObject>> = {};
       Object.entries(providerServices).forEach(([serviceId, serviceCollections]) => {
         const collectionList: Record<string, CollectionObject> = {};
-        Object.entries(serviceCollections as Record<string, unknown>).forEach(([collectionId, collectionData]) => {
-          if (isCollectionPayload(collectionData)) {
-            collectionList[collectionId] = createCollectionObject(collectionData);
-            return;
-          }
-
-          if (collectionData && typeof collectionData === 'object') {
-            Object.entries(collectionData as Record<string, unknown>).forEach(([nestedCollectionId, nestedCollectionData]) => {
-              if (isCollectionPayload(nestedCollectionData)) {
-                collectionList[nestedCollectionId] = createCollectionObject(nestedCollectionData);
-              }
-            });
-          }
+        Object.entries(serviceCollections).forEach(([collectionId, collectionData]) => {
+          collectionList[collectionId] = createCollectionObject(collectionData);
         });
         serviceList[serviceId] = collectionList;
       });
       providerList[providerId] = serviceList;
     });
-    
+
     return providerList;
   },
 
   /**
-   * Retrieve a specific collection by provider and identifier
+   * Retrieve collections by resource identifier
    * 
    * @param request - fetch request parameters
    * 
-   * @returns Promise with collection object
+   * @returns Promise with collections keyed by resource identifier
    */
-  async fetch(request: CollectionFetchRequest): Promise<CollectionObject> {
+  async fetch(request: CollectionFetchRequest): Promise<Record<string, CollectionObject>> {
     const response = await transceivePost<CollectionFetchRequest, CollectionFetchResponse>('collection.fetch', request);
-    return createCollectionObject(response);
+    return Object.fromEntries(Object.entries(response).map(([target, data]) => [target, createCollectionObject(data)]));
   },
 
   /**

src/services/entityService.ts

@@ -35,7 +35,7 @@ import { EntityObject } from '../models';
  * Helper to create the right entity model class based on provider identifier
  * Uses provider-specific factory if available, otherwise returns base EntityObject
  */
-function createEntityObject(data: EntityInterface): EntityObject {
+export function createEntityObject(data: EntityInterface): EntityObject {
   const integrationStore = useIntegrationStore();
   const factoryItem = integrationStore.getItemById('documents_entity_factory', data.provider) as any;
   const factory = factoryItem?.factory;

src/services/nodeService.ts

@@ -0,0 +1,34 @@
+import { transceiveStream } from './transceive';
+import type { NodeListRequest, NodeInterface } from '../types/node';
+import { createCollectionObject } from './collectionService';
+import { createEntityObject } from './entityService';
+import type { CollectionObject } from '../models/collection';
+import type { EntityObject } from '../models/entity';
+
+export type NodeListResult = (CollectionObject | EntityObject)[];
+
+export const nodeService = {
+  /** Hydrate a mixed page in the exact order returned by the provider. */
+  async list(request: NodeListRequest = {}): Promise<NodeListResult> {
+    const nodes: NodeListResult = [];
+    const { total } = await transceiveStream<NodeListRequest, NodeInterface>('node.list', request, node => {
+      switch (node['@type']) {
+        case 'document:collection':
+          nodes.push(createCollectionObject(node));
+          break;
+        case 'document:entity':
+          nodes.push(createEntityObject(node));
+          break;
+        default:
+          throw new Error('Unsupported node type in node.list response');
+      }
+    }, { requireEnd: true });
+    if (total !== nodes.length) {
+      throw new Error('Incomplete node.list stream');
+    }
+    // Publish only complete pages so a retry uses the same offset after failure.
+    return nodes;
+  },
+};
+
+export default nodeService;

src/services/transceive.ts

@@ -62,7 +62,7 @@ export async function transceiveStream<TRequest, TData>(
   operation: string,
   data: TRequest,
   onData: (data: TData) => void,
-  options?: { user?: string; onStart?: (expected?: number) => void }
+  options?: { user?: string; onStart?: (expected?: number) => void; requireEnd?: boolean }
 ): Promise<{ total: number }> {
   const request: ApiRequest<TRequest> = {
     version: API_VERSION,
@@ -73,6 +73,7 @@ export async function transceiveStream<TRequest, TData>(
   };
 
   let total = 0;
+  let ended = false;
 
   const dispatch = (line: string): void => {
     const message = JSON.parse(line) as ApiStreamResponse<TData>;
@@ -82,6 +83,7 @@ export async function transceiveStream<TRequest, TData>(
         options?.onStart?.(message.total);
       } else if (message.status === 'end') {
         total = message.total;
+        ended = true;
       }
       return;
     }
@@ -118,6 +120,7 @@ export async function transceiveStream<TRequest, TData>(
           }
         }
 
+        buffer += decoder.decode();
         if (buffer.trim()) dispatch(buffer);
       } finally {
         reader.releaseLock();
@@ -125,5 +128,8 @@ export async function transceiveStream<TRequest, TData>(
     },
   });
 
+  if (options?.requireEnd && !ended) {
+    throw new Error(`[${operation}] Stream ended without a completion frame`);
+  }
   return { total };
 }

src/stores/collectionsStore.ts

@@ -40,25 +40,25 @@ export const useCollectionsStore = defineStore('documentsCollectionsStore', () =
     return `${provider}:${service ?? ''}:${identifier ?? ''}`
   }
 
-  function collection(provider: string, service: string | number, identifier: string | number, retrieve: boolean = false): CollectionObject | null {
-    const key = identifierKey(provider, service, identifier)
+  function collection(target: CollectionIdentifier, retrieve: boolean = false): CollectionObject | null {
+    const key = target
     if (retrieve === true && !_collections.value[key]) {
       console.debug(`[Documents Manager][Store] - Force fetching collection "${key}"`)
-      fetch(provider, service, identifier)
+      void fetch([target])
     }
 
     return _collections.value[key] || null
   }
 
-  function collectionsForService(provider: string, service: string | number): CollectionObject[] {
-    const serviceKeyPrefix = `${provider}:${service}:`
+  function collectionsForService(target: ServiceIdentifier): CollectionObject[] {
+    const serviceKeyPrefix = `${target}:`
     return Object.entries(_collections.value)
       .filter(([key]) => key.startsWith(serviceKeyPrefix))
       .map(([_, collectionObj]) => collectionObj)
   }
 
-  function clearService(provider: string, service: string | number): void {
-    const serviceKeyPrefix = `${provider}:${service}:`
+  function clearService(target: ServiceIdentifier): void {
+    const serviceKeyPrefix = `${target}:`
     Object.keys(_collections.value)
       .filter((key) => key.startsWith(serviceKeyPrefix))
       .forEach((key) => {
@@ -70,6 +70,27 @@ export const useCollectionsStore = defineStore('documentsCollectionsStore', () =
     _collections.value = {}
   }
 
+  /**
+   * Merge externally-hydrated collections into the store (used by paginated node fetches)
+   */
+  function mergeMany(collections: CollectionObject[]): void {
+    const hydrated: Record<string, CollectionObject> = {}
+    collections.forEach((collectionObj) => {
+      const key = identifierKey(collectionObj.provider, collectionObj.service, collectionObj.identifier)
+      hydrated[key] = collectionObj
+    })
+    _collections.value = { ..._collections.value, ...hydrated }
+  }
+
+  /**
+   * Remove specific collections by their own identifiers (used to evict a stale page before a reset)
+   */
+  function removeMany(targets: CollectionIdentifier[]): void {
+    targets.forEach((target) => {
+      delete _collections.value[target]
+    })
+  }
+
   // Actions
   async function list(sources?: (ServiceIdentifier | CollectionIdentifier)[], filter?: ListFilter, sort?: ListSort): Promise<Record<string, CollectionObject>> {
     transceiving.value = true
@@ -98,14 +119,11 @@ export const useCollectionsStore = defineStore('documentsCollectionsStore', () =
     }
   }
 
-  async function fetch(provider: string, service: string | number, identifier: string | number): Promise<CollectionObject> {
+  async function fetch(targets: CollectionIdentifier[]): Promise<Record<string, CollectionObject>> {
     transceiving.value = true
     try {
-      const response = await collectionService.fetch({ targets: [`${provider}:${service}:${identifier}`] })
-      const key = identifierKey(response.provider, response.service, response.identifier)
-      _collections.value[key] = response
-
-      console.debug('[Documents Manager][Store] - Successfully fetched collection:', key)
+      const response = await collectionService.fetch({ targets })
+      _collections.value = { ..._collections.value, ...response }
       return response
     } catch (error: any) {
       console.error('[Documents Manager][Store] - Failed to fetch collection:', error)
@@ -130,17 +148,12 @@ export const useCollectionsStore = defineStore('documentsCollectionsStore', () =
   }
 
   async function create(
-    provider: string,
-    service: string | number,
-    collection: string | number | null,
+    target: ServiceIdentifier | CollectionIdentifier,
     properties: CollectionMutableProperties,
   ): Promise<CollectionObject> {
     transceiving.value = true
     try {
-      const target: CollectionIdentifier | undefined = collection !== null && collection !== undefined && collection !== ''
-        ? `${provider}:${service}:${collection}`
-        : undefined
-      const response = await collectionService.create({ provider, service: String(service), target, properties })
+      const response = await collectionService.create({ target, properties })
       const key = identifierKey(response.provider, response.service, response.identifier)
       _collections.value[key] = response
 
@@ -155,14 +168,12 @@ export const useCollectionsStore = defineStore('documentsCollectionsStore', () =
   }
 
   async function update(
-    provider: string,
-    service: string | number,
-    identifier: string | number,
+    target: CollectionIdentifier,
     properties: CollectionMutableProperties,
   ): Promise<CollectionObject> {
     transceiving.value = true
     try {
-      const response = await collectionService.update({ target: `${provider}:${service}:${identifier}`, properties })
+      const response = await collectionService.update({ target, properties })
       const key = identifierKey(response.provider, response.service, response.identifier)
       _collections.value[key] = response
 
@@ -176,17 +187,16 @@ export const useCollectionsStore = defineStore('documentsCollectionsStore', () =
     }
   }
 
-  async function remove(provider: string, service: string | number, identifier: string | number): Promise<{ success: boolean }> {
+  async function remove(target: CollectionIdentifier): Promise<{ success: boolean }> {
     transceiving.value = true
     try {
-      const response = await collectionService.delete({ target: `${provider}:${service}:${identifier}` })
+      const response = await collectionService.delete({ target })
       const success = response.disposition === 'deleted' || response.disposition === 'moved'
       if (success) {
-        const key = identifierKey(provider, service, identifier)
-        delete _collections.value[key]
+        delete _collections.value[target]
       }
 
-      console.debug('[Documents Manager][Store] - Successfully deleted collection:', `${provider}:${service}:${identifier}`)
+      console.debug('[Documents Manager][Store] - Successfully deleted collection:', target)
       return { success }
     } catch (error: any) {
       console.error('[Documents Manager][Store] - Failed to delete collection:', error)
@@ -206,6 +216,8 @@ export const useCollectionsStore = defineStore('documentsCollectionsStore', () =
     collectionsForService,
     clearService,
     clearAll,
+    mergeMany,
+    removeMany,
     list,
     fetch,
     extant,

src/stores/entitiesStore.ts

@@ -49,37 +49,34 @@ export const useEntitiesStore = defineStore('documentsEntitiesStore', () => {
   }
 
   function entity(
-    provider: string,
-    service: string | number,
-    collection: string | number,
-    identifier: string | number,
+    target: EntityIdentifier,
     retrieve: boolean = false,
   ): EntityObject | null {
-    const key = identifierKey(provider, service, collection, identifier)
+    const key = target
     if (retrieve === true && !_entities.value[key]) {
       console.debug(`[Documents Manager][Store] - Force fetching entity "${key}"`)
-      fetch(provider, service, collection, [identifier])
+      void fetch([target])
     }
 
     return _entities.value[key] || null
   }
 
-  function entitiesForService(provider: string, service: string | number): EntityObject[] {
-    const serviceKeyPrefix = `${provider}:${service}:`
+  function entitiesForService(target: ServiceIdentifier): EntityObject[] {
+    const serviceKeyPrefix = `${target}:`
     return Object.entries(_entities.value)
       .filter(([key]) => key.startsWith(serviceKeyPrefix))
       .map(([_, entityObj]) => entityObj)
   }
 
-  function entitiesForCollection(provider: string, service: string | number, collection: string | number): EntityObject[] {
-    const collectionKeyPrefix = `${provider}:${service}:${collection}:`
+  function entitiesForCollection(target: CollectionIdentifier): EntityObject[] {
+    const collectionKeyPrefix = `${target}:`
     return Object.entries(_entities.value)
       .filter(([key]) => key.startsWith(collectionKeyPrefix))
       .map(([_, entityObj]) => entityObj)
   }
 
-  function clearService(provider: string, service: string | number): void {
-    const serviceKeyPrefix = `${provider}:${service}:`
+  function clearService(target: ServiceIdentifier): void {
+    const serviceKeyPrefix = `${target}:`
     Object.keys(_entities.value)
       .filter((key) => key.startsWith(serviceKeyPrefix))
       .forEach((key) => {
@@ -87,8 +84,8 @@ export const useEntitiesStore = defineStore('documentsEntitiesStore', () => {
       })
   }
 
-  function clearCollection(provider: string, service: string | number, collection: string | number): void {
-    const collectionKeyPrefix = `${provider}:${service}:${collection}:`
+  function clearCollection(target: CollectionIdentifier): void {
+    const collectionKeyPrefix = `${target}:`
     Object.keys(_entities.value)
       .filter((key) => key.startsWith(collectionKeyPrefix))
       .forEach((key) => {
@@ -100,6 +97,18 @@ export const useEntitiesStore = defineStore('documentsEntitiesStore', () => {
     _entities.value = {}
   }
 
+  /**
+   * Merge externally-hydrated entities into the store (used by paginated node fetches)
+   */
+  function mergeMany(entities: EntityObject[]): void {
+    const hydrated: Record<string, EntityObject> = {}
+    entities.forEach((entityObj) => {
+      const key = identifierKey(entityObj.provider, entityObj.service, entityObj.collection, entityObj.identifier)
+      hydrated[key] = entityObj
+    })
+    _entities.value = { ..._entities.value, ...hydrated }
+  }
+
   // Actions
   async function list(sources?: (ServiceIdentifier | CollectionIdentifier)[], filter?: ListFilter, sort?: ListSort, range?: ListRange): Promise<Record<string, EntityObject>> {
     transceiving.value = true
@@ -131,25 +140,13 @@ export const useEntitiesStore = defineStore('documentsEntitiesStore', () => {
   }
 
   async function fetch(
-    provider: string,
-    service: string | number,
-    collection: string | number,
-    identifiers: (string | number)[],
+    targets: EntityIdentifier[],
   ): Promise<Record<string, EntityObject>> {
     transceiving.value = true
     try {
-      const targets: EntityIdentifier[] = identifiers.map((identifier) => `${provider}:${service}:${collection}:${identifier}` as EntityIdentifier)
       const response = await entityService.fetch({ targets })
-
-      const hydrated: Record<string, EntityObject> = {}
-      Object.entries(response).forEach(([identifier, entityObj]) => {
-        const key = identifierKey(provider, service, collection, identifier)
-        hydrated[key] = entityObj
-        _entities.value[key] = entityObj
-      })
-
-      console.debug('[Documents Manager][Store] - Successfully fetched', Object.keys(hydrated).length, 'entities')
-      return hydrated
+      _entities.value = { ..._entities.value, ...response }
+      return response
     } catch (error: any) {
       console.error('[Documents Manager][Store] - Failed to fetch entities:', error)
       throw error
@@ -173,15 +170,13 @@ export const useEntitiesStore = defineStore('documentsEntitiesStore', () => {
   }
 
   async function create(
-    provider: string,
-    service: string | number,
-    collection: string | number,
+    target: CollectionIdentifier,
     properties: DocumentInterface,
     options?: Record<string, unknown>,
   ): Promise<EntityObject> {
     transceiving.value = true
     try {
-      const response = await entityService.create({ target: `${provider}:${service}:${collection}`, properties, options })
+      const response = await entityService.create({ target, properties, options })
       const key = identifierKey(response.provider, response.service, response.collection, response.identifier)
       _entities.value[key] = response
 
@@ -196,15 +191,12 @@ export const useEntitiesStore = defineStore('documentsEntitiesStore', () => {
   }
 
   async function update(
-    provider: string,
-    service: string | number,
-    collection: string | number,
-    identifier: string | number,
+    target: EntityIdentifier,
     properties: DocumentInterface,
   ): Promise<EntityObject> {
     transceiving.value = true
     try {
-      const response = await entityService.update({ target: `${provider}:${service}:${collection}:${identifier}`, properties })
+      const response = await entityService.update({ target, properties })
       const key = identifierKey(response.provider, response.service, response.collection, response.identifier)
       _entities.value[key] = response
 
@@ -219,23 +211,22 @@ export const useEntitiesStore = defineStore('documentsEntitiesStore', () => {
   }
 
   async function remove(
-    provider: string,
-    service: string | number,
-    collection: string | number,
-    identifier: string | number,
-  ): Promise<{ success: boolean }> {
+    targets: EntityIdentifier[],
+  ): Promise<{ successes: EntityIdentifier[]; failures: EntityIdentifier[] }> {
     transceiving.value = true
     try {
-      const target: EntityIdentifier = `${provider}:${service}:${collection}:${identifier}`
-      const response = await entityService.delete({ targets: [target] })
-      const success = response[target]?.disposition === 'deleted'
-      if (success) {
-        const key = identifierKey(provider, service, collection, identifier)
-        delete _entities.value[key]
+      const response = await entityService.delete({ targets })
+      const successes: EntityIdentifier[] = []
+      const failures: EntityIdentifier[] = []
+      for (const target of targets) {
+        if (response[target]?.disposition === 'deleted') {
+          delete _entities.value[target]
+          successes.push(target)
+        } else {
+          failures.push(target)
+        }
       }
-
-      console.debug('[Documents Manager][Store] - Successfully deleted entity:', target)
-      return { success }
+      return { successes, failures }
     } catch (error: any) {
       console.error('[Documents Manager][Store] - Failed to delete entity:', error)
       throw error
@@ -277,14 +268,11 @@ export const useEntitiesStore = defineStore('documentsEntitiesStore', () => {
   }
 
   async function read(
-    provider: string,
-    service: string | number,
-    collection: string | number,
-    identifier: string | number,
+    target: EntityIdentifier,
   ): Promise<string | null> {
     transceiving.value = true
     try {
-      const response = await entityService.read({ target: `${provider}:${service}:${collection}:${identifier}` })
+      const response = await entityService.read({ target })
       return response.content
     } catch (error: any) {
       console.error('[Documents Manager][Store] - Failed to read entity:', error)
@@ -295,15 +283,12 @@ export const useEntitiesStore = defineStore('documentsEntitiesStore', () => {
   }
 
   async function write(
-    provider: string,
-    service: string | number,
-    collection: string | number,
-    identifier: string | number,
+    target: EntityIdentifier,
     content: string,
   ): Promise<number> {
     transceiving.value = true
     try {
-      const response = await entityService.write({ target: `${provider}:${service}:${collection}:${identifier}`, content, encoding: 'base64' })
+      const response = await entityService.write({ target, content, encoding: 'base64' })
       return response.bytesWritten
     } catch (error: any) {
       console.error('[Documents Manager][Store] - Failed to write entity:', error)
@@ -325,6 +310,7 @@ export const useEntitiesStore = defineStore('documentsEntitiesStore', () => {
     clearService,
     clearCollection,
     clearAll,
+    mergeMany,
     list,
     fetch,
     extant,

src/stores/nodesStore.ts

@@ -6,6 +6,7 @@ import { computed, ref, readonly } from 'vue'
 import { defineStore } from 'pinia'
 import type {
   CollectionIdentifier,
+  EntityIdentifier,
   ServiceIdentifier,
   ListFilter,
   ListSort,
@@ -16,6 +17,7 @@ import type {
 import { CollectionObject, EntityObject } from '../models'
 import { useCollectionsStore } from './collectionsStore'
 import { useEntitiesStore } from './entitiesStore'
+import { nodeService } from '../services/nodeService'
 
 export const ROOT_ID = '00000000-0000-0000-0000-000000000000'
 
@@ -46,8 +48,8 @@ export const useNodesStore = defineStore('documentsNodesStore', () => {
 
   function getServiceNodes(providerId: string, serviceId: string | number): NodeRecord[] {
     return [
-      ...collectionsStore.collectionsForService(providerId, serviceId),
-      ...entitiesStore.entitiesForService(providerId, serviceId),
+      ...collectionsStore.collectionsForService(`${providerId}:${serviceId}`),
+      ...entitiesStore.entitiesForService(`${providerId}:${serviceId}`),
     ]
   }
 
@@ -105,20 +107,13 @@ export const useNodesStore = defineStore('documentsNodesStore', () => {
   }
 
   async function fetchCollections(
-    providerId: string,
-    serviceId: string | number,
-    collectionId: string | number | null,
+    sources?: (ServiceIdentifier | CollectionIdentifier)[],
     filter?: ListFilter,
     sort?: ListSort,
   ): Promise<CollectionObject[]> {
     error.value = null
     try {
-      const sources: (ServiceIdentifier | CollectionIdentifier)[] = collectionId === null
-        ? [`${providerId}:${serviceId}`]
-        : [`${providerId}:${serviceId}:${collectionId}`]
-
-      await collectionsStore.list(sources, filter, sort)
-      return collectionsStore.collectionsForService(providerId, serviceId)
+      return Object.values(await collectionsStore.list(sources, filter, sort))
     } catch (e) {
       error.value = e instanceof Error ? e.message : 'Failed to fetch collections'
       throw e
@@ -126,43 +121,76 @@ export const useNodesStore = defineStore('documentsNodesStore', () => {
   }
 
   async function fetchEntities(
-    providerId: string,
-    serviceId: string | number,
-    collectionId: string | number | null,
+    sources?: (ServiceIdentifier | CollectionIdentifier)[],
     filter?: ListFilter,
     sort?: ListSort,
     range?: ListRange,
   ): Promise<EntityObject[]> {
     error.value = null
     try {
-      const sources: (ServiceIdentifier | CollectionIdentifier)[] = collectionId === null
-        ? [`${providerId}:${serviceId}`]
-        : [`${providerId}:${serviceId}:${collectionId}`]
-
-      await entitiesStore.list(sources, filter, sort, range)
-      return entitiesStore.entitiesForCollection(providerId, serviceId, collectionId)
+      return Object.values(await entitiesStore.list(sources, filter, sort, range))
     } catch (e) {
       error.value = e instanceof Error ? e.message : 'Failed to fetch entities'
       throw e
     }
   }
 
+  /**
+   * Fetch a unified node listing, optionally limited to a page by range.
+   */
   async function fetchNodes(
-    providerId: string,
-    serviceId: string | number,
-    parentId: string | number | null = ROOT_ID,
+    sources?: (ServiceIdentifier | CollectionIdentifier)[],
     filter?: ListFilter,
     sort?: ListSort,
     range?: ListRange,
-  ): Promise<NodeRecord[]> {
+    mode: 'reset' | 'append' = 'reset',
+  ): Promise<{ collections: CollectionObject[]; entities: EntityObject[]; isLastPage: boolean }> {
     error.value = null
     try {
-      await Promise.all([
-        fetchCollections(providerId, serviceId, parentId, filter, sort),
-        fetchEntities(providerId, serviceId, parentId, filter, sort, range),
-      ])
+      const result = await nodeService.list({ sources, filter, sort, range })
 
-      return getChildren(providerId, serviceId, parentId)
+      // Service selectors list the root; collection selectors list that folder.
+      // Omitted sources list roots across services, not every cached descendant.
+      const locations = new Map<string, { provider: string; service: string; parent: string }>()
+      if (sources?.length) {
+        for (const source of sources) {
+          const [provider, service, parent] = source.split(':')
+          const location = { provider: provider!, service: service!, parent: isRoot(parent) ? ROOT_ID : parent! }
+          locations.set(`${location.provider}:${location.service}:${location.parent}`, location)
+        }
+      } else {
+        for (const node of [...nodeList.value, ...result]) {
+          const location = { provider: node.provider, service: String(node.service), parent: ROOT_ID }
+          locations.set(`${location.provider}:${location.service}:${ROOT_ID}`, location)
+        }
+      }
+
+      // Replace only the selected locations, and only after the stream succeeds.
+      if (mode === 'reset') {
+        for (const { provider, service, parent } of locations.values()) {
+          const staleIds = getChildCollections(provider, service, parent)
+            .map((node): CollectionIdentifier => `${node.provider}:${node.service}:${node.identifier}`)
+          collectionsStore.removeMany(staleIds)
+          entitiesStore.clearCollection(`${provider}:${service}:${parent}`)
+        }
+      }
+
+      const pageCollections = result.filter((node): node is CollectionObject => node instanceof CollectionObject)
+      const pageEntities = result.filter((node): node is EntityObject => node instanceof EntityObject)
+
+      collectionsStore.mergeMany(pageCollections)
+      entitiesStore.mergeMany(pageEntities)
+
+      // The backend applies the range independently to each selected location.
+      const counts = new Map<string, number>()
+      for (const node of result) {
+        const parent = isRoot(node.collection) ? ROOT_ID : String(node.collection)
+        const key = `${node.provider}:${node.service}:${parent}`
+        counts.set(key, (counts.get(key) ?? 0) + 1)
+      }
+      const isLastPage = range === undefined || [...counts.values()].every(count => count < range.tally)
+
+      return { collections: pageCollections, entities: pageEntities, isLastPage }
     } catch (e) {
       error.value = e instanceof Error ? e.message : 'Failed to fetch nodes'
       throw e
@@ -170,14 +198,12 @@ export const useNodesStore = defineStore('documentsNodesStore', () => {
   }
 
   async function createCollection(
-    providerId: string,
-    serviceId: string | number,
-    parentCollectionId: string | number | null,
+    target: ServiceIdentifier | CollectionIdentifier,
     properties: CollectionMutableProperties,
   ): Promise<CollectionObject> {
     error.value = null
     try {
-      return await collectionsStore.create(providerId, serviceId, parentCollectionId, properties)
+      return await collectionsStore.create(target, properties)
     } catch (e) {
       error.value = e instanceof Error ? e.message : 'Failed to create collection'
       throw e
@@ -185,14 +211,12 @@ export const useNodesStore = defineStore('documentsNodesStore', () => {
   }
 
   async function updateCollection(
-    providerId: string,
-    serviceId: string | number,
-    identifier: string | number,
+    target: CollectionIdentifier,
     properties: CollectionMutableProperties,
   ): Promise<CollectionObject> {
     error.value = null
     try {
-      return await collectionsStore.update(providerId, serviceId, identifier, properties)
+      return await collectionsStore.update(target, properties)
     } catch (e) {
       error.value = e instanceof Error ? e.message : 'Failed to update collection'
       throw e
@@ -200,13 +224,11 @@ export const useNodesStore = defineStore('documentsNodesStore', () => {
   }
 
   async function deleteCollection(
-    providerId: string,
-    serviceId: string | number,
-    identifier: string | number,
+    target: CollectionIdentifier,
   ): Promise<boolean> {
     error.value = null
     try {
-      const response = await collectionsStore.delete(providerId, serviceId, identifier)
+      const response = await collectionsStore.delete(target)
       return response.success
     } catch (e) {
       error.value = e instanceof Error ? e.message : 'Failed to delete collection'
@@ -215,15 +237,13 @@ export const useNodesStore = defineStore('documentsNodesStore', () => {
   }
 
   async function createEntity(
-    providerId: string,
-    serviceId: string | number,
-    collectionId: string | number,
+    target: CollectionIdentifier,
     properties: DocumentInterface,
     options?: Record<string, unknown>,
   ): Promise<EntityObject> {
     error.value = null
     try {
-      return await entitiesStore.create(providerId, serviceId, collectionId, properties, options)
+      return await entitiesStore.create(target, properties, options)
     } catch (e) {
       error.value = e instanceof Error ? e.message : 'Failed to create entity'
       throw e
@@ -231,15 +251,12 @@ export const useNodesStore = defineStore('documentsNodesStore', () => {
   }
 
   async function updateEntity(
-    providerId: string,
-    serviceId: string | number,
-    collectionId: string | number,
-    identifier: string | number,
+    target: EntityIdentifier,
     properties: DocumentInterface,
   ): Promise<EntityObject> {
     error.value = null
     try {
-      return await entitiesStore.update(providerId, serviceId, collectionId, identifier, properties)
+      return await entitiesStore.update(target, properties)
     } catch (e) {
       error.value = e instanceof Error ? e.message : 'Failed to update entity'
       throw e
@@ -247,15 +264,12 @@ export const useNodesStore = defineStore('documentsNodesStore', () => {
   }
 
   async function deleteEntity(
-    providerId: string,
-    serviceId: string | number,
-    collectionId: string | number,
-    identifier: string | number,
+    target: EntityIdentifier,
   ): Promise<boolean> {
     error.value = null
     try {
-      const response = await entitiesStore.delete(providerId, serviceId, collectionId, identifier)
-      return response.success
+      const response = await entitiesStore.delete([target])
+      return response.successes.includes(target)
     } catch (e) {
       error.value = e instanceof Error ? e.message : 'Failed to delete entity'
       throw e
@@ -263,14 +277,11 @@ export const useNodesStore = defineStore('documentsNodesStore', () => {
   }
 
   async function readEntity(
-    providerId: string,
-    serviceId: string | number,
-    collectionId: string | number,
-    identifier: string | number,
+    target: EntityIdentifier,
   ): Promise<string | null> {
     error.value = null
     try {
-      return await entitiesStore.read(providerId, serviceId, collectionId, identifier)
+      return await entitiesStore.read(target)
     } catch (e) {
       error.value = e instanceof Error ? e.message : 'Failed to read entity'
       throw e
@@ -278,15 +289,12 @@ export const useNodesStore = defineStore('documentsNodesStore', () => {
   }
 
   async function writeEntity(
-    providerId: string,
-    serviceId: string | number,
-    collectionId: string | number,
-    identifier: string | number,
+    target: EntityIdentifier,
     content: string,
   ): Promise<number> {
     error.value = null
     try {
-      return await entitiesStore.write(providerId, serviceId, collectionId, identifier, content)
+      return await entitiesStore.write(target, content)
     } catch (e) {
       error.value = e instanceof Error ? e.message : 'Failed to write entity'
       throw e
@@ -294,8 +302,8 @@ export const useNodesStore = defineStore('documentsNodesStore', () => {
   }
 
   function clearServiceNodes(providerId: string, serviceId: string | number): void {
-    collectionsStore.clearService(providerId, serviceId)
-    entitiesStore.clearService(providerId, serviceId)
+    collectionsStore.clearService(`${providerId}:${serviceId}`)
+    entitiesStore.clearService(`${providerId}:${serviceId}`)
   }
 
   function clearNodes(): void {

src/types/collection.ts

@@ -66,7 +66,7 @@ export interface CollectionFetchRequest {
   targets: CollectionIdentifier[];
 }
 
-export interface CollectionFetchResponse extends CollectionInterface {}
+export type CollectionFetchResponse = Record<CollectionIdentifier, CollectionInterface>;
 
 /**
  * Collection extant
@@ -87,9 +87,7 @@ export interface CollectionExtantResponse {
  * Collection create
  */
 export interface CollectionCreateRequest {
-  provider: string;
-  service: string | number;
-  target?: CollectionIdentifier | null; // Parent collection identifier (absent for root)
+  target: ServiceIdentifier | CollectionIdentifier; // Service root or parent collection
   properties: CollectionMutableProperties;
   options?: Record<string, unknown>;
 }
@@ -139,4 +137,4 @@ export interface CollectionMoveRequest {
   target?: CollectionIdentifier | null; // Destination parent (absent for root)
 }
 
-export interface CollectionMoveResponse extends CollectionInterface {}
+export interface CollectionMoveResponse extends CollectionInterface {}

src/types/index.ts

@@ -3,4 +3,5 @@ export type * from './provider';
 export type * from './service';
 export type * from './collection';
 export type * from './entity';
+export type * from './node';
 export type * from './document';

src/types/node.ts

@@ -0,0 +1,23 @@
+/**
+ * Node (unified collections + entities) type definitions
+ */
+import type { CollectionIdentifier, ListFilter, ListRange, ListSort, ServiceIdentifier } from './common';
+import type { CollectionInterface } from './collection';
+import type { EntityInterface } from './entity';
+
+/**
+ * Node list
+ */
+export interface NodeListRequest {
+  sources?: (ServiceIdentifier | CollectionIdentifier)[];
+  filter?: ListFilter;
+  sort?: ListSort;
+  range?: ListRange;
+}
+
+export type NodeInterface =
+  | (Omit<CollectionInterface, '@type'> & { '@type': 'document:collection' })
+  | (Omit<EntityInterface, '@type'> & { '@type': 'document:entity' });
+
+/** Payload of each data frame in the node.list NDJSON stream. */
+export type NodeListResponse = NodeInterface;