refactor(core): and sidebar event

src/core/event/scroll.js

@@ -1,4 +1,4 @@
-export function activeSidebar () {
+export function scrollActiveSidebar () {
 
 }
 

src/core/event/sidebar.js

@@ -1,5 +1,6 @@
 import { isMobile } from '../util/env'
-import { getNode, on, body } from '../util/dom'
+import { getNode, on, body, findAll, toggleClass } from '../util/dom'
+import { getHash } from '../route/hash'
 /**
  * Toggle button
  */
@@ -14,7 +15,7 @@ export function btn (el) {
 
     on(sidebar, 'click', () => {
       toggle()
-      setTimeout(() => activeLink(sidebar, true), 0)
+      setTimeout(() => getAndActive(true), 0)
     })
   }
 }
@@ -23,6 +24,27 @@ export function sticky () {
 
 }
 
-export function activeLink () {
+export function getAndActive (el, isParent) {
+  const dom = getNode(el)
+  const links = findAll(dom, 'a')
+  const hash = '#' + getHash()
 
+  let target
+
+  links
+    .sort((a, b) => b.href.length - a.href.length)
+    .forEach(a => {
+      const href = a.getAttribute('href')
+      const node = isParent ? a.parentNode : a
+
+      if (hash.indexOf(href) === 0 && !target) {
+        target = a
+        toggleClass(node, 'add', 'active')
+      } else {
+        toggleClass(node, 'remove', 'active')
+      }
+    })
+
+  // TODO FIXED
+  return target
 }