封装Layout组件

layouts/BaseLayout.js

@@ -0,0 +1,69 @@
+import PropTypes from 'prop-types'
+import React, { useCallback, useEffect, useRef } from 'react'
+import CommonHead from '@/components/CommonHead'
+import throttle from 'lodash.throttle'
+import BLOG from '@/blog.config'
+import { useTheme } from '@/lib/theme'
+import TopNav from '@/components/TopNav'
+import Footer from '@/components/Footer'
+import SideBar from '@/components/SideBar'
+import JumpToTop from '@/components/JumpToTop'
+
+const BaseLayout = ({ children, layout, fullWidth, tags, meta, post, ...customMeta }) => {
+  let windowTop = 0
+  const scrollTrigger = useCallback(throttle(() => {
+    const scrollS = window.scrollY
+    const nav = document.querySelector('#sticky-nav')
+    const sidebar = document.querySelector('#sidebar')
+    const tagsBar = document.querySelector('#tags-bar')
+    const rightToc = document.querySelector('#right-toc')
+    if (scrollS >= windowTop && scrollS > 10) {
+      nav && nav.classList.replace('top-0', '-top-16')
+      tagsBar && tagsBar.classList.replace('top-16', 'top-0')
+      sidebar && sidebar.classList.replace('top-20', 'top-2')
+      rightToc && rightToc.classList.replace('top-16', 'top-0')
+      windowTop = scrollS
+    } else {
+      nav && nav.classList.replace('-top-16', 'top-0')
+      tagsBar && tagsBar.classList.replace('top-0', 'top-16')
+      sidebar && sidebar.classList.replace('top-2', 'top-20')
+      rightToc && rightToc.classList.replace('top-0', 'top-16')
+      windowTop = scrollS
+    }
+  }, 200))
+
+  // 监听滚动
+  useEffect(() => {
+    window.addEventListener('scroll', scrollTrigger)
+    return () => {
+      window.removeEventListener('scroll', scrollTrigger)
+    }
+  })
+  const { theme } = useTheme()
+  const targetRef = useRef(null)
+
+  return (
+    <div id='wrapper' className={[BLOG.font, theme].join(' ')}>
+      <CommonHead meta={meta} />
+
+      <TopNav tags={tags} post={post} />
+      {/* Middle Wrapper */}
+      <main className='flex bg-gray-100'>
+        <SideBar tags={tags} post={post} />
+        <div className='flex flex-grow' ref={targetRef} >
+           {children}
+        </div>
+        <JumpToTop targetRef={targetRef} showPercent={false} />
+      </main>
+
+      <Footer />
+
+    </div>
+  )
+}
+
+BaseLayout.propTypes = {
+  children: PropTypes.node
+}
+
+export default BaseLayout