From efe51314159af533960296c7502e11c01af131ab Mon Sep 17 00:00:00 2001
From: "gao.zhiyuan" <gao.zhiyuan@free-sun.com.cn>
Date: Fri, 26 Aug 2022 16:07:06 +0800
Subject: [PATCH] =?UTF-8?q?=E8=8E=B7=E5=8F=96=E5=AE=8C=E6=95=B4=E9=95=9C?=
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---
 code/VideoAccess-VCMP/api/app/lib/controllers/mirror/index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/code/VideoAccess-VCMP/api/app/lib/controllers/mirror/index.js b/code/VideoAccess-VCMP/api/app/lib/controllers/mirror/index.js
index c90f5e3..d722713 100644
--- a/code/VideoAccess-VCMP/api/app/lib/controllers/mirror/index.js
+++ b/code/VideoAccess-VCMP/api/app/lib/controllers/mirror/index.js
@@ -271,7 +271,7 @@ async function get (ctx) {
                const curKey = nextKeyPre + index
                let child = JSON.parse(JSON.stringify(mirrorTrees.filter(mt => mt.dependence == tn.id)))
                let cameras = mirrorCameras.filter(mc => mc.treeIds.includes(tn.id))
-               if (cameras) {
+               if (cameras.length) {
                   // 有摄像头 向下再创建一级节点
                   tn.children = cameras.map((c, cIndex) => {
                      return {