menus.js
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import { asyncRouterMap, constantRouterMap } from "@/router/index.js";
import defultrouter from "@/router/index.js";
/**
* 判断是否有权限
* @param {*} router
* @param {*} roles
*/
function hasPerminssion(router, roles) {
if (router.children && router.children.length > 0) {
if (existsChildren(router, roles)) {
return true;
}
}
let status = false;
// let status = true
if (roles) {
for (let i = 0; i < roles.length; i++) {
if (roles[i].path === router.path) {
status = true;
break;
}
}
}
return status;
}
/**
* 根据后台返回的路由权限
* 动态匹配路由
* @param {*} asyncRouterMap
* @param {*} roles
*/
function filterAsyncRouter(asyncRouterMap, roles) {
var newData = [];
// return routers
asyncRouterMap.forEach((ele, index) => {
ele.meta.isopen = false
roles.map(m => {
if (ele.path == m.path) {
let obj = ele;
ele.meta.isopen = true
if (m.children && m.children.length > 0) {
obj.children = filterAsyncRouter(ele.children, m.children);
} else {
obj.children = []
}
newData.push(obj);
}
});
});
return newData;
}
const menu = {
state: {
routers: constantRouterMap,
addRouter: [],
threeMenu: []
},
mutations: {
SET_ROUTERS: (state, routers) => {
state.addRouter = routers;
state.routers = constantRouterMap.concat(routers);
defultrouter.addRoutes(routers); //合并路由
},
SET_THREEMENU: (state, routers) => {
state.threeMenu = routers;
}
},
actions: {
GetMenuRole({ commit, state }, data) {
if (data === "") {
commit("SET_ROUTERS", []);
return;
} else {
let accessedRouters = filterAsyncRouter(asyncRouterMap, data);
commit("SET_ROUTERS", accessedRouters);
}
}
}
};
export default menu;