From 351efa6cf2676556496cd51495a652de640a4b8e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Matej=20Ba=C4=8Do?= <matejbaco2000@gmail.com>
Date: Thu, 19 Mar 2026 15:00:20 +0100
Subject: [PATCH] Fix backwards compatibility

---
 src/Appwrite/Utopia/Request/Filters/V21.php | 22 +++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/src/Appwrite/Utopia/Request/Filters/V21.php b/src/Appwrite/Utopia/Request/Filters/V21.php
index d51ec28a1e..5aec272237 100644
--- a/src/Appwrite/Utopia/Request/Filters/V21.php
+++ b/src/Appwrite/Utopia/Request/Filters/V21.php
@@ -2,6 +2,7 @@
 
 namespace Appwrite\Utopia\Request\Filters;
 
+use Appwrite\Query;
 use Appwrite\Utopia\Request\Filter;
 
 class V21 extends Filter
@@ -13,6 +14,12 @@ class V21 extends Filter
             case 'webhooks.create':
                 $content = $this->fillWebhookid($content);
                 break;
+            case 'project.createVariable':
+                $content = $this->fillVariableId($content);
+                break;
+            case 'project.listVariables':
+                $content = $this->preserveVariablesQueries($content);
+                break;
             case 'functions.createTemplateDeployment':
             case 'sites.createTemplateDeployment':
                 $content = $this->convertVersionToTypeAndReference($content);
@@ -57,4 +64,19 @@ class V21 extends Filter
         $content['webhookId'] = $content['webhookId'] ?? 'unique()';
         return $content;
     }
+
+    protected function fillVariableId(array $content): array
+    {
+        $content['variableId'] = $content['variableId'] ?? 'unique()';
+        return $content;
+    }
+
+    protected function preserveVariablesQueries(array $content): array
+    {
+        $content['queries'] = $content['queries'] ?? [
+            Query::limit(APP_LIMIT_SUBQUERY)
+        ];
+
+        return $content;
+    }
 }