permission.js
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import { asyncRouterMap, constantRouterMap } from "@/config/router.config"
/**
* 过滤账户是否拥有某一个权限，并将菜单从加载列表移除
*
* @param permission
* @param route
* @returns {boolean}
*/
function hasPermission(permission, route) {
if (route.meta && route.meta.permission) {
let flag = -1
for (let i = 0, len = permission.length; i < len; i++) {
flag = route.meta.permission.indexOf(permission[i])
if (flag >= 0) {
return true
}
}
return false
}
return true
}
/**
* 单账户多角色时，使用该方法可过滤角色不存在的菜单
*
* @param roles
* @param route
* @returns {*}
*/
// eslint-disable-next-line
function hasRole(roles, route) {
if (route.meta && route.meta.roles) {
return route.meta.roles.indexOf(roles.id)
} else {
return true
}
}
function filterAsyncRouter(routerMap, roles) {
const accessedRouters = routerMap.filter(route => {
if (hasPermission(roles.permissionList, route)) {
if (route.children && route.children.length) {
route.children = filterAsyncRouter(route.children, roles)
}
return true
}
return false
})
return accessedRouters
}
const permission = {
state: {
routers: constantRouterMap,
addRouters: []
},
mutations: {
SET_ROUTERS: (state, data) => {
state.addRouters = data
state.routers = constantRouterMap.concat(data)
}
},
actions: {
GenerateRoutes({ commit }, data) {
return new Promise(resolve => {
const { roles } = data
console.log('-----mutations---data----', data)
let accessedRouters
accessedRouters = filterAsyncRouter(asyncRouterMap, roles)
console.log('-----mutations---accessedRouters----', accessedRouters)
commit('SET_ROUTERS', accessedRouters)
resolve()
})
},
// 动态添加主界面路由，需要缓存
UpdateAppRouter({ commit }, routes) {
return new Promise(resolve => {
//const [ roles ] = routes.constRoutes
let routelist = routes.constRoutes;
commit('SET_ROUTERS', routelist)
resolve()
})
}
}
}
export default permission