hexo 微调，添加随机跳转按钮

themes/hexo/components/ButtonJumpToTop.js

@@ -0,0 +1,25 @@
+import { siteConfig } from '@/lib/config'
+import { useGlobal } from '@/lib/global'
+import CONFIG from '../config'
+
+/**
+ * 跳转到网页顶部
+ * 当屏幕下滑500像素后会出现该控件
+ * @param targetRef 关联高度的目标html标签
+ * @param showPercent 是否显示百分比
+ * @returns {JSX.Element}
+ * @constructor
+ */
+const ButtonJumpToTop = ({ showPercent = true, percent }) => {
+  const { locale } = useGlobal()
+
+  if (!siteConfig('HEXO_WIDGET_TO_TOP', null, CONFIG)) {
+    return <></>
+  }
+  return (<div className='space-x-1 items-center justify-center transform hover:scale-105 duration-200 w-7 h-auto pb-1 text-center' onClick={() => window.scrollTo({ top: 0, behavior: 'smooth' })} >
+        <div title={locale.POST.TOP} ><i className='fas fa-arrow-up text-xs' /></div>
+        {showPercent && (<div className='text-xs hidden lg:block'>{percent}</div>)}
+    </div>)
+}
+
+export default ButtonJumpToTop