From 88851f9e4389e648d02ecbb70bc83f56764859a7 Mon Sep 17 00:00:00 2001
From: Jayc <mjayachand@gmail.com>
Date: Wed, 27 Mar 2024 22:53:04 +0530
Subject: [PATCH] fix: capture metrics for v0 transformation metrics

---
 src/util/customTransformer.js | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/util/customTransformer.js b/src/util/customTransformer.js
index a87c12dd6e..41f8f46c39 100644
--- a/src/util/customTransformer.js
+++ b/src/util/customTransformer.js
@@ -254,8 +254,12 @@ async function runUserTransform(
     const tags = {
       identifier: 'v0',
       errored: transformationError ? true : false,
-      ...(events.length && events[0].metadata ? getMetadata(events[0].metadata) : {}),
-      ...(events.length && events[0].metadata ? getTransformationMetadata(events[0].metadata) : {}),
+      ...(Object.values(eventsMetadata).length
+        ? getMetadata(Object.values(eventsMetadata)[0])
+        : {}),
+      ...(Object.values(eventsMetadata).length
+        ? getTransformationMetadata(Object.values(eventsMetadata)[0])
+        : {}),
     };
 
     stats.counter('user_transform_function_input_events', events.length, tags);