From e5e7b8b7b60105f68a9bf3bcab8c61eea98db21f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=BE=9D=E7=91=AA=E8=B2=93?= <imacat@mail.imacat.idv.tw>
Date: Mon, 9 Mar 2026 18:47:47 +0800
Subject: [PATCH] Add division by zero guards in TraceFilter traceList and
 caseTotalPercent

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
---
 src/components/Discover/Map/Filter/TraceFilter.vue | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/components/Discover/Map/Filter/TraceFilter.vue b/src/components/Discover/Map/Filter/TraceFilter.vue
index 7b9de4d..bcdd9c5 100644
--- a/src/components/Discover/Map/Filter/TraceFilter.vue
+++ b/src/components/Discover/Map/Filter/TraceFilter.vue
@@ -175,6 +175,7 @@ const traceCountTotal = computed(() => {
 });
 
 const traceList = computed(() => {
+  if (traceCountTotal.value === 0) return [];
   return baseTraces.value
     .map((trace) => {
       return {
@@ -191,6 +192,7 @@ const traceList = computed(() => {
 });
 
 const caseTotalPercent = computed(() => {
+  if (traceCountTotal.value === 0) return "0%";
   const ratioSum =
     traceList.value
       .map((trace) => trace.base_count)