sideBar目录

components/TocDrawer.js

@@ -0,0 +1,38 @@
+import Toc from '@/components/Toc'
+import React, { useImperativeHandle, useState } from 'react'
+
+/**
+ * 目录抽屉栏
+ * @param toc
+ * @param post
+ * @returns {JSX.Element}
+ * @constructor
+ */
+const TocDrawer = ({ post, cRef }) => {
+// 暴露给父组件 通过cRef.current.handleMenuClick 调用
+  useImperativeHandle(cRef, () => {
+    return {
+      handleSwitchVisible: () => switchVisible()
+    }
+  })
+  const [showDrawer, switchShowDrawer] = useState(false)
+  const switchVisible = () => {
+    switchShowDrawer(!showDrawer)
+  }
+
+  return <div>
+    <div className='fixed top-0 right-0 z-40 '>
+      {/* 侧边菜单 */}
+      <div
+        className={(showDrawer ? 'shadow-2xl ' : ' -mr-72 ') + ' w-72 duration-200 h-full bg-white fixed right-0 top-0 overflow-y-auto'}>
+        <div className='z-20'>
+          {post && <Toc toc={post.toc}/>}
+        </div>
+      </div>
+    </div>
+    {/* 背景蒙版 */}
+    <div id='right-drawer-background' className={(showDrawer ? 'block' : 'hidden') + ' fixed top-0 left-0 z-30 w-full h-full bg-black bg-opacity-50'}
+         onClick={switchVisible} />
+  </div>
+}
+export default TocDrawer