import auth from '@/plugins/auth'
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import router, { constantRoutes, dynamicRoutes } from '@/router'
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import { getRouters } from '@/api/menu'
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import Layout from '@/layout/index'
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import ParentView from '@/components/ParentView'
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import InnerLink from '@/layout/components/InnerLink'
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const permission = {
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state: {
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routes: [],
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addRoutes: [],
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defaultRoutes: [],
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topbarRouters: [],
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sidebarRouters: []
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},
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mutations: {
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SET_ROUTES: (state, routes) => {
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state.addRoutes = routes
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state.routes = constantRoutes.concat(routes)
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},
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SET_DEFAULT_ROUTES: (state, routes) => {
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state.defaultRoutes = constantRoutes.concat(routes)
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},
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SET_TOPBAR_ROUTES: (state, routes) => {
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state.topbarRouters = routes
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},
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SET_SIDEBAR_ROUTERS: (state, routes) => {
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state.sidebarRouters = routes
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},
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},
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actions: {
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// 生成路由
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GenerateRoutes({ commit }) {
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return new Promise(resolve => {
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// 向后端请求路由数据
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getRouters().then(res => {
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const sdata = JSON.parse(JSON.stringify(res.data))
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const rdata = JSON.parse(JSON.stringify(res.data))
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const sidebarRoutes = filterAsyncRouter(sdata)
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const rewriteRoutes = filterAsyncRouter(rdata, false, true)
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const asyncRoutes = filterDynamicRoutes(dynamicRoutes);
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rewriteRoutes.push({ path: '*', redirect: '/404', hidden: true })
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router.addRoutes(asyncRoutes);
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commit('SET_ROUTES', rewriteRoutes)
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commit('SET_SIDEBAR_ROUTERS', constantRoutes.concat(sidebarRoutes))
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commit('SET_DEFAULT_ROUTES', sidebarRoutes)
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commit('SET_TOPBAR_ROUTES', sidebarRoutes)
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resolve(rewriteRoutes)
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})
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})
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}
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}
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}
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// 遍历后台传来的路由字符串，转换为组件对象
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function filterAsyncRouter(asyncRouterMap, lastRouter = false, type = false) {
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return asyncRouterMap.filter(route => {
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if (type && route.children) {
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route.children = filterChildren(route.children)
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}
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if (route.component) {
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// Layout ParentView 组件特殊处理
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if (route.component === 'Layout') {
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route.component = Layout
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} else if (route.component === 'ParentView') {
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route.component = ParentView
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} else if (route.component === 'InnerLink') {
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route.component = InnerLink
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} else {
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route.component = loadView(route.component)
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}
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}
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if (route.children != null && route.children && route.children.length) {
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route.children = filterAsyncRouter(route.children, route, type)
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} else {
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delete route['children']
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delete route['redirect']
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}
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return true
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})
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}
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function filterChildren(childrenMap, lastRouter = false) {
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var children = []
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childrenMap.forEach((el, index) => {
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if (el.children && el.children.length) {
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if (el.component === 'ParentView' && !lastRouter) {
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el.children.forEach(c => {
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c.path = el.path + '/' + c.path
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if (c.children && c.children.length) {
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children = children.concat(filterChildren(c.children, c))
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return
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}
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children.push(c)
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})
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return
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}
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}
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if (lastRouter) {
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el.path = lastRouter.path + '/' + el.path
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if (el.children && el.children.length) {
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children = children.concat(filterChildren(el.children, el))
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return
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}
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}
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children = children.concat(el)
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})
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return children
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}
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// 动态路由遍历，验证是否具备权限
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export function filterDynamicRoutes(routes) {
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const res = []
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routes.forEach(route => {
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if (route.permissions) {
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if (auth.hasPermiOr(route.permissions)) {
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res.push(route)
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}
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} else if (route.roles) {
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if (auth.hasRoleOr(route.roles)) {
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res.push(route)
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}
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}
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})
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return res
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}
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export const loadView = (view) => {
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if (process.env.NODE_ENV === 'development') {
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return (resolve) => require([`@/views/${view}`], resolve)
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} else {
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// 使用 import 实现生产环境的路由懒加载
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return () => import(`@/views/${view}`)
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}
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}
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export default permission
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