From 55c8a504e04010acb9d80920d607c7dc8c3b5fab Mon Sep 17 00:00:00 2001
From: rngsurrounded <kircore970@gmail.com>
Date: Tue, 4 Mar 2025 10:40:33 +0900
Subject: [PATCH] history sorting test

---
 .../pages/CompetitionSession/modules/TaskSolution/index.tsx | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/services/frontend/src/pages/CompetitionSession/modules/TaskSolution/index.tsx b/services/frontend/src/pages/CompetitionSession/modules/TaskSolution/index.tsx
index befbbbc..4ff4463 100644
--- a/services/frontend/src/pages/CompetitionSession/modules/TaskSolution/index.tsx
+++ b/services/frontend/src/pages/CompetitionSession/modules/TaskSolution/index.tsx
@@ -42,7 +42,11 @@ const TaskSolution: React.FC<TaskSolutionProps> = ({
     enabled: !!(competitionId && task.id),
   });
 
-  const solutionHistory = solutionsQuery.data || [];
+  const solutionHistory = [...(solutionsQuery.data || [])].sort((a, b) => {
+    const dateA = new Date(a.timestamp);
+    const dateB = new Date(b.timestamp);
+    return dateA.getTime() - dateB.getTime();
+  });
   
   let lastSolutionPoints = 0;
   if (solutionHistory.length > 0) {