From 18c46e1b17212314eeddc1db17024493340090c1 Mon Sep 17 00:00:00 2001
From: Haiyi <1021441632@qq.com>
Date: Tue, 29 Nov 2022 18:52:04 +0800
Subject: [PATCH] =?UTF-8?q?=F0=9F=90=9E=20fix(=E9=A6=96=E9=A1=B5=E5=B7=A6?=
 =?UTF-8?q?=E4=BE=A7=E8=8F=9C=E5=8D=95):=E6=BC=8F=E4=BA=86=E4=B8=AA[]?=
 =?UTF-8?q?=E7=AC=A6=E5=8F=B7?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/components/sideBar/index.tsx | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/components/sideBar/index.tsx b/src/components/sideBar/index.tsx
index 3451dcf..ef763a4 100644
--- a/src/components/sideBar/index.tsx
+++ b/src/components/sideBar/index.tsx
@@ -61,6 +61,21 @@ const SideBar = ({
     }
   }
 
+  useEffect(() => {
+    Taro.nextTick(() => {
+      const query = Taro.createSelectorQuery()
+      query.select('.side_bar_select').boundingClientRect((rect) => {
+        console.log('rect::', rect)
+        const clientHeight = rect.height
+        const clientWidth = rect.width
+        const ratio = 750 / clientWidth
+        const height = clientHeight * ratio
+        num_half.current = Math.ceil(height / 2 / heightItem)
+        init()
+      }).exec()
+    })
+  }, [])
+
   const clickEvent = ({ item, index }: { item; index: number }) => {
     setSelected(item.id)
     sideBarOnClick?.(item)