Vueiview-admin框架二级菜单改为三级菜单的方法

methods: {
 changeMenu(active) {
  this.$emit("on-change", active);
 },
 itemTitle(item) {
  if (typeof item.title === "object") {
  return this.$t(item.title.i18n);
  } else {
  return item.title;
  }
 },
 isThirdLeveMenu(child){
  if(child.children){
   if(child.children.length>0)return true;
   else return false;
  }
  else {
   return false;
  }
 }
 },

util.setCurrentPath = function (vm, name) {
 let title = '';
 let isOtherRouter = false;
 vm.$store.state.app.routers.forEach(item => {
  if (item.children.length === 1) {
   if (item.children[0].name === name) {
    title = util.handleTitle(vm, item);
    if (item.name === 'otherRouter') {
     isOtherRouter = true;
    }
   }
  } else {
   item.children.forEach(child => {
    if (child.name === name) {
     title = util.handleTitle(vm, child);
     if (item.name === 'otherRouter') {
      isOtherRouter = true;
     }
    }
   });
  }
 });
 let currentPathArr = [];
 //去首页
 if (name === 'home_index') {
  currentPathArr = [
   {
    title: util.handleTitle(vm, util.getRouterObjByName(vm.$store.state.app.routers, 'home_index')),
    path: '',
    name: 'home_index'
   }
  ];
 } 
 //去导航菜单一级页面或者OtherRouter路由中的页面
 else if ((name.indexOf('_index') >= 0 || isOtherRouter) && name !== 'home_index') {
  currentPathArr = [
   {
    title: util.handleTitle(vm, util.getRouterObjByName(vm.$store.state.app.routers, 'home_index')),
    path: '/home',
    name: 'home_index'
   },
   {
    title: title,
    path: '',
    name: name
   }
  ];
 } 
 //去导航菜单二级页面或三级页面
 else {
  let currentPathObj = vm.$store.state.app.routers.filter(item => {

   var hasMenu;
   if (item.children.length <= 1) {
    hasMenu = item.children[0].name === name;
    return hasMenu;
   } else {
    let i = 0;
    let childArr = item.children;
    let len = childArr.length;
    while (i  {
    return child.name === name;
   })[0];

   // let thirdLevelObj =
   console.log(childObj)
   //二级页面
   if (childObj) {
    currentPathArr = [
     {
      title: '首页',
      path: '/home',
      name: 'home_index'
     },
     {
      title: currentPathObj.title,
      path: '',
      name: currentPathObj.name
     },
     {
      title: childObj.title,
      path: currentPathObj.path + '/' + childObj.path,
      name: name
     }
    ];
   }
   //childobj为undefined，再从三级页面中遍历
   else {
    let thirdObj;
    let childObj = currentPathObj.children.filter((child) => {
     let hasChildren;
     hasChildren = child.name === name;
     if (hasChildren) return hasChildren

     if (child.children) {
      let sOnArr= child.children;
      for (let n = 0; n 

{
    path: 'artical-publish',
    title: '用户配置',
    name: 'artical-publish',
    icon: 'compose',
    component: () => import('@/views/test/artical-publish-center.vue'), //引用三级页面的中间容器层
    children:[
     {
      path: 'testcaca',
      icon: 'ios-pause',
      name: 'testcaca',
      title: 'test4',
      component: () => import('@/views/test/testcaca.vue')
     },
     {
      path: 'test-child',
      icon: 'ios-pause',
      name: 'test-child',
      title: 'test-child',
      component: () => import('@/views/test/test-child.vue')
     }
    ]
   }