From 06d02346566587cf2072d89b3dc3a5a9a1363da6 Mon Sep 17 00:00:00 2001
From: Martin Eiber <martin.eiber@pimcore.com>
Date: Mon, 16 Sep 2024 14:35:14 +0200
Subject: [PATCH] Init Commit.

---
 doc/03_Grid.md                                | 27 ++++++-----
 .../Filter/UnreferencedDependencyFilter.php   | 48 +++++++++++++++++++
 src/DataIndex/Query/AssetQuery.php            |  9 ++++
 src/DataIndex/Query/QueryInterface.php        |  2 +
 src/Grid/Column/ColumnType.php                |  2 +
 5 files changed, 75 insertions(+), 13 deletions(-)
 create mode 100644 src/DataIndex/Filter/UnreferencedDependencyFilter.php

diff --git a/doc/03_Grid.md b/doc/03_Grid.md
index d5621523..64659ede 100644
--- a/doc/03_Grid.md
+++ b/doc/03_Grid.md
@@ -28,19 +28,20 @@ A `columnFilter` has a reference to the column and the value you want to filter
 
 Available filters are:
 
-|       Type        |     filterValue     |           Options           |
-|:-----------------:|:-------------------:|:---------------------------:|
-|  metadata.select  |       string        |                             |
-|   metadata.date   | object of timestamp |    `from`, `to`, or `on`    |
-|  metadata.input   |       string        |                             |
-| metadata.checkbox |       boolean       |                             |
-| metadata.textarea |       string        |                             |
-|  metadata.object  |       integer       |      ID of the object       |
-| metadata.document |       integer       |     ID fo the document      |
-|  metadata.asset   |       integer       |       ID fo the asset       |
-|   system.string   |       string        | Wildcard search can be used |
-|  system.datetime  |       integer       |    `from`, `to`, or `on`    |
-|    system.tag     |       object        | `considerChildTags`, `tags` |
+|              Type               |     filterValue     |           Options           |
+|:-------------------------------:|:-------------------:|:---------------------------:|
+|         metadata.select         |       string        |                             |
+|          metadata.date          | object of timestamp |    `from`, `to`, or `on`    |
+|         metadata.input          |       string        |                             |
+|        metadata.checkbox        |       boolean       |                             |
+|        metadata.textarea        |       string        |                             |
+|         metadata.object         |       integer       |      ID of the object       |
+|        metadata.document        |       integer       |     ID fo the document      |
+|         metadata.asset          |       integer       |       ID fo the asset       |
+|          system.string          |       string        | Wildcard search can be used |
+|         system.datetime         |       integer       |    `from`, `to`, or `on`    |
+|           system.tag            |       object        | `considerChildTags`, `tags` |
+| system.unreferencedDependencies |       boolean       |                             |
 
 
 
diff --git a/src/DataIndex/Filter/UnreferencedDependencyFilter.php b/src/DataIndex/Filter/UnreferencedDependencyFilter.php
new file mode 100644
index 00000000..5e76666e
--- /dev/null
+++ b/src/DataIndex/Filter/UnreferencedDependencyFilter.php
@@ -0,0 +1,48 @@
+<?php
+declare(strict_types=1);
+
+/**
+ * Pimcore
+ *
+ * This source file is available under two different licenses:
+ * - GNU General Public License version 3 (GPLv3)
+ * - Pimcore Commercial License (PCL)
+ * Full copyright and license information is available in
+ * LICENSE.md which is distributed with this source code.
+ *
+ *  @copyright  Copyright (c) Pimcore GmbH (http://www.pimcore.org)
+ *  @license    http://www.pimcore.org/license     GPLv3 and PCL
+ */
+
+namespace Pimcore\Bundle\StudioBackendBundle\DataIndex\Filter;
+
+use Pimcore\Bundle\StudioBackendBundle\DataIndex\Query\QueryInterface;
+use Pimcore\Bundle\StudioBackendBundle\Exception\Api\InvalidArgumentException;
+use Pimcore\Bundle\StudioBackendBundle\Grid\Column\ColumnType;
+use Pimcore\Bundle\StudioBackendBundle\MappedParameter\Filter\ColumnFiltersParameterInterface;
+use Pimcore\Bundle\StudioBackendBundle\MappedParameter\Filter\TagFilterParameterInterface;
+
+/**
+ * @internal
+ */
+final class UnreferencedDependencyFilter implements FilterInterface
+{
+    public function apply(mixed $parameters, QueryInterface $query): QueryInterface
+    {
+        if (!$parameters instanceof ColumnFiltersParameterInterface) {
+            return $query;
+        }
+
+        $filter = $parameters->getFirstColumnFilterByType(ColumnType::SYSTEM_UNREFERENCED_DEPENDENCIES->value);
+
+        if (!$filter) {
+            return $query;
+        }
+
+        if (!is_bool($filter->getFilterValue())) {
+            throw new InvalidArgumentException('Filter value for unreferenced dependencies must be a boolean');
+        }
+
+        return $query->filterForUnreferencedDependencies($filter->getFilterValue());
+    }
+}
diff --git a/src/DataIndex/Query/AssetQuery.php b/src/DataIndex/Query/AssetQuery.php
index e2964166..ddf66f32 100644
--- a/src/DataIndex/Query/AssetQuery.php
+++ b/src/DataIndex/Query/AssetQuery.php
@@ -156,4 +156,13 @@ public function filterTags(array $tags, bool $considerChildTags): QueryInterface
 
         return $this;
     }
+
+    public function filterRequiredBy(int $id): QueryInterface
+    {
+       //$this->search->addModifier(new ($tags, $considerChildTags)
+
+        return $this;
+    }
+
+
 }
diff --git a/src/DataIndex/Query/QueryInterface.php b/src/DataIndex/Query/QueryInterface.php
index 6f9d5ad6..2d0fa8b1 100644
--- a/src/DataIndex/Query/QueryInterface.php
+++ b/src/DataIndex/Query/QueryInterface.php
@@ -42,4 +42,6 @@ public function searchByIds(array $ids): self;
      * @param array<int> $tags
      */
     public function filterTags(array $tags, bool $considerChildTags): self;
+
+    //public function filterRequiredBy(int $id): self;
 }
diff --git a/src/Grid/Column/ColumnType.php b/src/Grid/Column/ColumnType.php
index c38d59be..678cd4a4 100644
--- a/src/Grid/Column/ColumnType.php
+++ b/src/Grid/Column/ColumnType.php
@@ -26,6 +26,8 @@ enum ColumnType: string
     case SYSTEM_INTEGER = 'system.integer';
     case SYSTEM_DATETIME = 'system.datetime';
     case SYSTEM_TAG = 'system.tag';
+
+    case SYSTEM_UNREFERENCED_DEPENDENCIES = 'system.unreferencedDependencies';
     case METADATA_SELECT = 'metadata.select';
     case METADATA_INPUT = 'metadata.input';
     case METADATA_DATE = 'metadata.date';