From 54f228fb6f81e0c2ac7961266addc4744cef36e8 Mon Sep 17 00:00:00 2001
From: ZhaiSoul <842607283@qq.com>
Date: Wed, 5 Nov 2025 13:56:51 +0000
Subject: [PATCH] fix: fix the logical error in the null/empty check for the
 polygons parameter

---
 web/src/components/settings/PolygonCanvas.tsx | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/web/src/components/settings/PolygonCanvas.tsx b/web/src/components/settings/PolygonCanvas.tsx
index 3ba059d78..e2809d332 100644
--- a/web/src/components/settings/PolygonCanvas.tsx
+++ b/web/src/components/settings/PolygonCanvas.tsx
@@ -262,7 +262,7 @@ export function PolygonCanvas({
   };
 
   useEffect(() => {
-    if (activePolygonIndex === undefined || !polygons) {
+    if (activePolygonIndex === undefined || !polygons?.length) {
       return;
     }
 
@@ -270,7 +270,7 @@ export function PolygonCanvas({
     const activePolygon = updatedPolygons[activePolygonIndex];
 
     // add default points order for already completed polygons
-    if (!activePolygon?.pointsOrder && activePolygon?.isFinished) {
+    if (!activePolygon.pointsOrder && activePolygon.isFinished) {
       updatedPolygons[activePolygonIndex] = {
         ...activePolygon,
         pointsOrder: activePolygon.points.map((_, index) => index),