import Cookies from 'js-cookie'
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import { hasOneOf, objEqual, _ } from '@/utils/tools'
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const appConfig = require('@/app.config')
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const { title, cookieExpires, useI18n } = appConfig
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export const TOKEN_KEY = 'token'
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export const ACCOUNT_KEY = 'account'
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export const setToken = (token) => {
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Cookies.set(TOKEN_KEY, token, { expires: cookieExpires || 1 })
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}
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export const getToken = () => {
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const token = Cookies.get(TOKEN_KEY)
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if (token) return token
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else return false
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}
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export const setAccount = (account) => {
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Cookies.set(ACCOUNT_KEY, account, { expires: cookieExpires || 1 })
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}
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export const getAccount = () => {
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const account = Cookies.get(ACCOUNT_KEY)
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if (account) return account
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else return false
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}
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export const hasChild = (item) => {
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return item.children && item.children.length !== 0
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}
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/**
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* @param {Array} routeMetched 当前路由metched
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* @returns {Array}
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*/
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export const getBreadCrumbList = (route, homeRoute) => {
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let homeItem = { ...homeRoute, icon: homeRoute.meta.icon }
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let routeMetched = route.matched
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if (routeMetched.some(item => item.name === homeRoute.name)) return [homeItem]
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let res = routeMetched.filter(item => {
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return item.meta === undefined || !item.meta.hideInBread
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}).map(item => {
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let meta = { ...item.meta }
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if (meta.title && typeof meta.title === 'function') {
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meta.__titleIsFunction__ = true
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meta.title = meta.title(route)
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}
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let obj = {
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icon: (item.meta && item.meta.icon) || '',
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name: item.name,
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meta: meta
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}
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return obj
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})
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res = res.filter(item => {
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return !item.meta.hideInMenu
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})
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return [{ ...homeItem, to: homeRoute.path }, ...res]
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}
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export const getRouteTitleHandled = (route) => {
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let router = { ...route }
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let meta = { ...route.meta }
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let title = ''
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if (meta.title) {
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if (typeof meta.title === 'function') {
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meta.__titleIsFunction__ = true
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title = meta.title(router)
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} else title = meta.title
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}
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meta.title = title
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router.meta = meta
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return router
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}
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export const showTitle = (item, vm) => {
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let { title, __titleIsFunction__ } = item.meta
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if (!title) return
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if (useI18n) {
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if (title.includes('{{') && title.includes('}}') && useI18n) title = title.replace(/({{[\s\S]+?}})/, (m, str) => str.replace(/{{([\s\S]*)}}/, (m, _) => vm.$t(_.trim())))
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else if (__titleIsFunction__) title = item.meta.title
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else title = vm.$t(item.name)
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} else title = (item.meta && item.meta.title) || item.name
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return title
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}
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/**
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* @description 本地存储和获取标签导航列表
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*/
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export const setTagNavListToLocalstorage = list => {
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localStorage.tagNaveList = JSON.stringify(list)
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}
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/**
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* @returns {Array} 其中的每个元素只包含路由原信息中的name, path, meta三项
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*/
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export const getTagNavListFromLocalstorage = () => {
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const list = localStorage.tagNaveList
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return list ? JSON.parse(list) : []
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}
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/**
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* @param {Array} routers 路由列表数组
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* @description 用于找到路由列表中name为home的对象
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*/
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export const getHomeRouter = (routers, homeName = 'Home') => {
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let i = -1
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let len = routers.length
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let homeRoute = {}
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while (++i < len) {
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let item = routers[i]
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if (item.children && item.children.length) {
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let res = getHomeRouter(item.children, homeName)
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if (res.name) return res
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} else {
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if (item.name === homeName) homeRoute = item
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}
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}
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return homeRoute
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}
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/**
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* @param {*} list 现有标签导航列表
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* @param {*} newRoute 新添加的路由原信息对象
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* @description 如果该newRoute已经存在则不再添加
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*/
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export const getNewTagList = (list, newRoute) => {
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const { name, path, meta } = newRoute
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let newList = [...list]
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if (newList.findIndex(item => item.name === name) >= 0) return newList
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else newList.push({ name, path, meta })
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return newList
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}
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/**
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* @param {*} access 用户权限数组,如 ['super_admin', 'admin']
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* @param {*} route 路由列表
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*/
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const hasAccess = (access, route) => {
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if (route.meta && route.meta.access) return hasOneOf(access, route.meta.access)
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else return true
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}
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/**
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* 菜单权鉴
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* @param {*} name 即将跳转的路由name
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* @param {*} access 用户权限数组
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* @param {*} routes 路由列表
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* @description 用户是否可跳转到该页
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*/
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export const canTurnTo = (name, access, routes) => {
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const routePermissionJudge = (list) => {
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return list.some(item => {
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if (item.children && item.children.length) {
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return routePermissionJudge(item.children)
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} else if (item.name === name) {
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return hasAccess(access, item)
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}
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})
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}
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return routePermissionJudge(routes)
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}
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/**
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* @param {String} url
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* @description 从URL中解析参数
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*/
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export const getParams = url => {
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const keyValueArr = url.split('?')[1].split('&')
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let paramObj = {}
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_.forEach(keyValueArr, item => {
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const keyValue = item.split('=')
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paramObj[keyValue[0]] = keyValue[1]
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})
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return paramObj
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}
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/**
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* @param {Array} list 标签列表
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* @param {String} name 当前关闭的标签的name
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*/
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export const getNextRouter = (list, route) => {
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let res = {}
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if (list.length === 2) {
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res = getHomeRouter(list)
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} else {
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const index = list.findIndex(item => routeEqual(item, route))
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if (index === list.length - 1) res = list[list.length - 2]
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else res = list[index + 1]
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}
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return res
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}
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/**
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* @param {Number} times 回调函数需要执行的次数
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* @param {Function} callback 回调函数
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*/
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export const doCustomTimes = (times, callback) => {
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let i = -1
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while (++i < times) {
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callback(i)
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}
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}
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export const findNodeUpper = (ele, tag) => {
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if (ele.parentNode) {
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if (ele.parentNode.tagName === tag.toUpperCase()) {
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return ele.parentNode
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} else {
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return findNodeUpper(ele.parentNode, tag)
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}
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}
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}
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export const findNodeUpperByClasses = (ele, classes) => {
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let parentNode = ele.parentNode
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if (parentNode) {
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let classList = parentNode.classList
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if (classList && classes.every(className => classList.contains(className))) {
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return parentNode
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} else {
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return findNodeUpperByClasses(parentNode, classes)
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}
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}
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}
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export const findNodeDownward = (ele, tag) => {
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const tagName = tag.toUpperCase()
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if (ele.childNodes.length) {
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let i = -1
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let len = ele.childNodes.length
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while (++i < len) {
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let child = ele.childNodes[i]
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if (child.tagName === tagName) return child
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else return findNodeDownward(child, tag)
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}
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}
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}
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export const showByAccess = (access, canViewAccess) => {
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return hasOneOf(canViewAccess, access)
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}
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/**
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* @description 根据name/params/query判断两个路由对象是否相等
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* @param {*} route1 路由对象
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* @param {*} route2 路由对象
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*/
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export const routeEqual = (route1, route2) => {
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const params1 = route1.params || {}
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const params2 = route2.params || {}
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const query1 = route1.query || {}
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const query2 = route2.query || {}
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return (route1.name === route2.name) && objEqual(params1, params2) && objEqual(query1, query2)
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}
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/**
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* 判断打开的标签列表里是否已存在这个新添加的路由对象
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*/
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export const routeHasExist = (tagNavList, routeItem) => {
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let len = tagNavList.length
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let res = false
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doCustomTimes(len, (index) => {
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if (routeEqual(tagNavList[index], routeItem)) res = true
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})
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return res
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}
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export const localSave = (key, value) => {
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localStorage.setItem(key, value)
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}
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export const localRead = (key) => {
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return localStorage.getItem(key) || ''
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}
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// scrollTop animation
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export const scrollTop = (el, from = 0, to, duration = 500, endCallback) => {
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if (!window.requestAnimationFrame) {
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window.requestAnimationFrame = (
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window.webkitRequestAnimationFrame ||
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window.mozRequestAnimationFrame ||
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window.msRequestAnimationFrame ||
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function(callback) {
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return window.setTimeout(callback, 1000 / 60)
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}
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)
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}
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const difference = Math.abs(from - to)
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const step = Math.ceil(difference / duration * 50)
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const scroll = (start, end, step) => {
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if (start === end) {
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endCallback && endCallback()
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return
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}
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let d = (start + step > end) ? end : start + step
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if (start > end) {
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d = (start - step < end) ? end : start - step
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}
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if (el === window) {
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window.scrollTo(d, d)
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} else {
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el.scrollTop = d
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}
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window.requestAnimationFrame(() => scroll(d, end, step))
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}
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scroll(from, to, step)
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}
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/**
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* @description 根据当前跳转的路由设置显示在浏览器标签的title
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* @param {Object} routeItem 路由对象
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* @param {Object} vm Vue实例
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*/
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export const setTitle = (routeItem, vm) => {
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const handledRoute = getRouteTitleHandled(routeItem)
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const pageTitle = showTitle(handledRoute, vm)
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const resTitle = pageTitle ? `${title} - ${pageTitle}` : title
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window.document.title = resTitle
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}
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