From bddfbfe1cc54fd9ad5edc62888d968a6b1d6abe4 Mon Sep 17 00:00:00 2001
From: Konrad Oboza <konrad.oboza@ibexa.co>
Date: Thu, 28 Mar 2024 14:30:22 +0100
Subject: [PATCH] IBX-8006: Fixed matrix field resolving based on content's
 origin (#43)

* IBX-8006: Fixed matrix field resolving based on content's origin

* added thrown exceptions
---
 composer.json                                 |  9 +++--
 .../Resources/config/services/graphql.yaml    |  8 +++-
 src/lib/GraphQL/FieldValueResolver.php        | 37 +++++++++++++++++--
 .../ContentResolvingStrategyInterface.php     | 18 +++++++++
 .../Strategy/ItemContentResolvingStrategy.php | 26 +++++++++++++
 5 files changed, 91 insertions(+), 7 deletions(-)
 create mode 100644 src/lib/GraphQL/Strategy/ContentResolvingStrategyInterface.php
 create mode 100644 src/lib/GraphQL/Strategy/ItemContentResolvingStrategy.php

diff --git a/composer.json b/composer.json
index 4f30d92..19509e5 100644
--- a/composer.json
+++ b/composer.json
@@ -8,10 +8,10 @@
     },
     "autoload": {
         "psr-4": {
-            "EzSystems\\EzPlatformMatrixFieldtypeBundle\\": "src/bundle/",
-            "EzSystems\\EzPlatformMatrixFieldtype\\": "src/lib/",
             "Ibexa\\FieldTypeMatrix\\": "src/lib/",
-            "Ibexa\\Bundle\\FieldTypeMatrix\\": "src/bundle/"
+            "Ibexa\\Bundle\\FieldTypeMatrix\\": "src/bundle/",
+            "EzSystems\\EzPlatformMatrixFieldtypeBundle\\": "src/bundle/",
+            "EzSystems\\EzPlatformMatrixFieldtype\\": "src/lib/"
         }
     },
     "autoload-dev": {
@@ -57,5 +57,8 @@
         "branch-alias": {
             "dev-main": "4.5.x-dev"
         }
+    },
+    "config": {
+        "allow-plugins": false
     }
 }
diff --git a/src/bundle/Resources/config/services/graphql.yaml b/src/bundle/Resources/config/services/graphql.yaml
index b755d1a..d0ba7eb 100644
--- a/src/bundle/Resources/config/services/graphql.yaml
+++ b/src/bundle/Resources/config/services/graphql.yaml
@@ -25,5 +25,11 @@ services:
             - { name: ibexa.graphql.field_type.input.handler, fieldtype: ezmatrix }
 
     Ibexa\FieldTypeMatrix\GraphQL\FieldValueResolver:
+        arguments:
+            $strategies: !tagged_iterator ibexa.graphql.field_type.matrix_resolver.content.strategy
+        tags:
+            - { name: overblog_graphql.resolver, alias: "MatrixFieldValue", method: "resolveMatrixFieldValue" }
+
+    Ibexa\FieldTypeMatrix\GraphQL\Strategy\ItemContentResolvingStrategy:
         tags:
-            - {name: overblog_graphql.resolver, alias: "MatrixFieldValue", method: "resolveMatrixFieldValue"}
+            - { name: ibexa.graphql.field_type.matrix_resolver.content.strategy, priority: -20 }
diff --git a/src/lib/GraphQL/FieldValueResolver.php b/src/lib/GraphQL/FieldValueResolver.php
index f6c419f..1495515 100644
--- a/src/lib/GraphQL/FieldValueResolver.php
+++ b/src/lib/GraphQL/FieldValueResolver.php
@@ -8,17 +8,48 @@
 
 namespace Ibexa\FieldTypeMatrix\GraphQL;
 
+use Ibexa\Core\Base\Exceptions\BadStateException;
 use Ibexa\FieldTypeMatrix\FieldType\Value\RowsCollection;
-use Ibexa\GraphQL\Value\Item;
 
 class FieldValueResolver
 {
-    public function resolveMatrixFieldValue(Item $item, string $fieldDefIdentifier): RowsCollection
+    /** @var iterable<\Ibexa\FieldTypeMatrix\GraphQL\Strategy\ContentResolvingStrategyInterface> */
+    private iterable $strategies;
+
+    /**
+     * @param iterable<\Ibexa\FieldTypeMatrix\GraphQL\Strategy\ContentResolvingStrategyInterface> $strategies
+     */
+    public function __construct(iterable $strategies)
+    {
+        $this->strategies = $strategies;
+    }
+
+    /**
+     * @throws \Ibexa\Contracts\Core\Repository\Exceptions\InvalidArgumentException
+     * @throws \Ibexa\Contracts\Core\Repository\Exceptions\BadStateException
+     */
+    public function resolveMatrixFieldValue(object $item, string $fieldDefIdentifier): RowsCollection
     {
         $silentRows = [];
+        $content = null;
+
+        foreach ($this->strategies as $strategy) {
+            if (!$strategy->supports($item)) {
+                continue;
+            }
+
+            $content = $strategy->resolveContent($item);
+        }
+
+        if ($content === null) {
+            throw new BadStateException(
+                '$item',
+                'GraphQL item cannot be resolved to a content.'
+            );
+        }
 
         /** @var \Ibexa\FieldTypeMatrix\FieldType\Value\RowsCollection $rows $rows */
-        $rows = $item->getContent()->getFieldValue($fieldDefIdentifier)->getRows();
+        $rows = $content->getFieldValue($fieldDefIdentifier)->getRows();
         foreach ($rows as $row) {
             $silentRows[] = new SilentRow($row->getCells());
         }
diff --git a/src/lib/GraphQL/Strategy/ContentResolvingStrategyInterface.php b/src/lib/GraphQL/Strategy/ContentResolvingStrategyInterface.php
new file mode 100644
index 0000000..c84a7e2
--- /dev/null
+++ b/src/lib/GraphQL/Strategy/ContentResolvingStrategyInterface.php
@@ -0,0 +1,18 @@
+<?php
+
+/**
+ * @copyright Copyright (C) Ibexa AS. All rights reserved.
+ * @license For full copyright and license information view LICENSE file distributed with this source code.
+ */
+declare(strict_types=1);
+
+namespace Ibexa\FieldTypeMatrix\GraphQL\Strategy;
+
+use Ibexa\Contracts\Core\Repository\Values\Content\Content;
+
+interface ContentResolvingStrategyInterface
+{
+    public function resolveContent(object $item): Content;
+
+    public function supports(object $item): bool;
+}
diff --git a/src/lib/GraphQL/Strategy/ItemContentResolvingStrategy.php b/src/lib/GraphQL/Strategy/ItemContentResolvingStrategy.php
new file mode 100644
index 0000000..a0db426
--- /dev/null
+++ b/src/lib/GraphQL/Strategy/ItemContentResolvingStrategy.php
@@ -0,0 +1,26 @@
+<?php
+
+/**
+ * @copyright Copyright (C) Ibexa AS. All rights reserved.
+ * @license For full copyright and license information view LICENSE file distributed with this source code.
+ */
+declare(strict_types=1);
+
+namespace Ibexa\FieldTypeMatrix\GraphQL\Strategy;
+
+use Ibexa\Contracts\Core\Repository\Values\Content\Content;
+use Ibexa\GraphQL\Value\Item;
+
+final class ItemContentResolvingStrategy implements ContentResolvingStrategyInterface
+{
+    public function resolveContent(object $item): Content
+    {
+        /** @var \Ibexa\GraphQL\Value\Item $item */
+        return $item->getContent();
+    }
+
+    public function supports(object $item): bool
+    {
+        return $item instanceof Item;
+    }
+}