From 0af96d06c6596199390550662104046773ebe369 Mon Sep 17 00:00:00 2001
From: Vikhyath Mondreti <vikhyathvikku@gmail.com>
Date: Tue, 20 Jan 2026 21:58:13 -0800
Subject: [PATCH] fix(a2a): canonical merge  (#2912)

* fix canonical merge

* fix empty array case
---
 apps/sim/blocks/blocks/a2a.ts | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/apps/sim/blocks/blocks/a2a.ts b/apps/sim/blocks/blocks/a2a.ts
index 86c98ac9b5..a042c55ecb 100644
--- a/apps/sim/blocks/blocks/a2a.ts
+++ b/apps/sim/blocks/blocks/a2a.ts
@@ -214,6 +214,15 @@ export const A2ABlock: BlockConfig<A2AResponse> = {
     ],
     config: {
       tool: (params) => params.operation as string,
+      params: (params) => {
+        const { fileUpload, fileReference, ...rest } = params
+        const hasFileUpload = Array.isArray(fileUpload) ? fileUpload.length > 0 : !!fileUpload
+        const files = hasFileUpload ? fileUpload : fileReference
+        return {
+          ...rest,
+          ...(files ? { files } : {}),
+        }
+      },
     },
   },
   inputs: {