From 73734b0de7a1e6f0bc3bd6ef980d4ea99020d729 Mon Sep 17 00:00:00 2001
From: Pete Matsyburka <pete@docuseal.com>
Date: Mon, 13 Jul 2026 19:14:52 +0300
Subject: [PATCH] add variables_schema response

---
 lib/templates/serialize_for_api.rb | 19 +++++++++++++------
 spec/requests/templates_spec.rb    |  1 +
 2 files changed, 14 insertions(+), 6 deletions(-)

diff --git a/lib/templates/serialize_for_api.rb b/lib/templates/serialize_for_api.rb
index 64907f50..d9ba79fa 100644
--- a/lib/templates/serialize_for_api.rb
+++ b/lib/templates/serialize_for_api.rb
@@ -4,9 +4,9 @@ module Templates
   module SerializeForApi
     SERIALIZE_PARAMS = {
       only: %w[
-        id archived_at fields name preferences schema
-        slug source submitters created_at updated_at
-        author_id external_id folder_id shared_link
+        id name slug schema submitters fields variables_schema
+        preferences source created_at updated_at archived_at author_id
+        external_id folder_id shared_link
       ],
       methods: %i[application_key folder_name],
       include: { author: { only: %i[id email first_name last_name] } }
@@ -22,7 +22,16 @@ module Templates
 
       preview_image_attachments ||= preload_preview_image_attachments(schema_documents, dynamic_documents)
 
-      json['documents'] = template.schema.filter_map do |item|
+      json['variables_schema'] ||= {}
+
+      json['documents'] = build_documents_array(template, schema_documents, dynamic_documents,
+                                                preview_image_attachments, expires_at)
+
+      json
+    end
+
+    def build_documents_array(template, schema_documents, dynamic_documents, preview_image_attachments, expires_at)
+      template.schema.filter_map do |item|
         if item['dynamic']
           dynamic_document = dynamic_documents.find { |e| e.uuid == item['attachment_uuid'] }
 
@@ -44,8 +53,6 @@ module Templates
           'filename' => attachment.filename
         }
       end
-
-      json
     end
 
     def preload_dynamic_documents(template)
diff --git a/spec/requests/templates_spec.rb b/spec/requests/templates_spec.rb
index 94c4205b..0cf3e1ab 100644
--- a/spec/requests/templates_spec.rb
+++ b/spec/requests/templates_spec.rb
@@ -230,6 +230,7 @@ describe 'Templates API' do
           name: 'sample-document'
         }
       ],
+      variables_schema: template.variables_schema || {},
       shared_link: template.shared_link,
       author_id: author.id,
       archived_at: nil,