From f0bbd13be990f8e0b94f045ac5fefbd6eeb7454e Mon Sep 17 00:00:00 2001
From: asepharyana <superaseph@gmail.com>
Date: Thu, 23 Jul 2026 07:52:18 +0700
Subject: [PATCH] =?UTF-8?q?fix:=20promRange=20type=20error=20=E2=80=94=20o?=
 =?UTF-8?q?ptional=20chaining?=
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---
 src/app/api/dashboard/route.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/app/api/dashboard/route.ts b/src/app/api/dashboard/route.ts
index 1bbda1a..0c7375a 100644
--- a/src/app/api/dashboard/route.ts
+++ b/src/app/api/dashboard/route.ts
@@ -109,7 +109,7 @@ async function promRange(query: string, steps = 20): Promise<number[]> {
   const u = `${PROMETHEUS}/api/v1/query_range?query=${encodeURIComponent(query)}&start=${now - 300}&end=${now}&step=${(300 / steps).toFixed(0)}`;
   const d = await fetchJSON(u);
   const result = (d as { data?: { result?: { values?: unknown[][] }[] } })?.data?.result;
-  if (!result?.length) return [];
+  if (!result?.[0]?.values) return [];
   return result[0].values.map((v) => { const f = parseFloat(v[1] as string); return isNaN(f) ? 0 : f; });
 }