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mayfly-go/mayfly_go_web/src/router/dynamicRouter.ts

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2023-12-28 17:21:33 +08:00
import 'nprogress/nprogress.css';
import { clearSession, getToken } from '@/common/utils/storage';
import openApi from '@/common/openApi';
import { useUserInfo } from '@/store/userInfo';
import { useRoutesList } from '@/store/routesList';
import { useKeepALiveNames } from '@/store/keepAliveNames';
import router from '.';
import { RouteRecordRaw } from 'vue-router';
import { LAYOUT_ROUTE_NAME } from './staticRouter';
/**
* .vue.tsx
* @method import.meta.glob
* @link https://cn.vitejs.dev/guide/features.html#json
*/
const viewsModules: Record<string, Function> = import.meta.glob(['../views/**/*.{vue,tsx}']);
const dynamicViewsModules: Record<string, Function> = Object.assign({}, { ...viewsModules });
// 后端控制路由:执行路由数据初始化
export async function initBackendRoutes() {
const token = getToken(); // 获取浏览器缓存 token 值
if (!token) {
// 无 token 停止执行下一步
return false;
}
useUserInfo().setUserInfo({});
// 获取路由
let menuRoute = await getBackEndControlRoutes();
const cacheList: Array<string> = [];
// 处理路由component
const routes = backEndRouterConverter(menuRoute, (router: any) => {
// 可能为false时不存在isKeepAlive属性
if (!router.meta.isKeepAlive) {
router.meta.isKeepAlive = false;
}
if (router.meta.isKeepAlive) {
cacheList.push(router.name);
}
});
routes.forEach((item: any) => {
if (item.meta.isFull) {
// 菜单为全屏展示 (示例:数据大屏页面等)
router.addRoute(item as RouteRecordRaw);
} else {
// 要将嵌套路由添加到现有的路由中,可以将路由的 name 作为第一个参数传递给 router.addRoute(),这将有效地添加路由,就像通过 children 添加的一样
router.addRoute(LAYOUT_ROUTE_NAME, item as RouteRecordRaw);
}
});
useKeepALiveNames().setCacheKeepAlive(cacheList);
useRoutesList().setRoutesList(routes);
}
// 后端控制路由isRequestRoutes 为 true则开启后端控制路由
export async function getBackEndControlRoutes() {
try {
const menuAndPermission = await openApi.getPermissions();
// 赋值权限码,用于控制按钮等
useUserInfo().userInfo.permissions = menuAndPermission.permissions;
return menuAndPermission.menus;
} catch (e: any) {
console.error('获取菜单权限信息失败', e);
clearSession();
throw e;
}
}
type RouterConvCallbackFunc = (router: any) => void;
/**
* vue route
*
* @description routes参数配置简介
* @param code(path) ==> route.path -> 访
* @param name ==> title route.meta.title
*
* @param meta ==>
* @param meta.routeName ==> route.name -> name ( name, KeepAlive && )
* @param meta.redirect ==> route.redirect ->
* @param meta.component ==>
* @param meta.icon ==>
* @param meta.isHide ==> ()
* @param meta.isFull ==> ()
* @param meta.isAffix ==> ()
* @param meta.isKeepAlive ==>
* @param meta.linkType ==> , 内嵌: 以iframe展示外链: 新标签打开
* @param meta.link ==>
* */
export function backEndRouterConverter(routes: any, callbackFunc: RouterConvCallbackFunc = null as any, parentPath: string = '/') {
if (!routes) return [];
return routes.map((item: any) => {
if (!item.meta) {
return item;
}
// 将json字符串的meta转为对象
item.meta = JSON.parse(item.meta);
// 将meta.comoponet 解析为route.component
if (item.meta.component) {
item.component = dynamicImport(dynamicViewsModules, item.meta.component);
delete item.meta['component'];
}
let path = item.code;
// 如果不是以 / 开头,则路径需要拼接父路径
if (!path.startsWith('/')) {
path = parentPath + '/' + path;
}
item.path = path;
delete item['code'];
// route.meta.title == resource.name
item.meta.title = item.name;
delete item['name'];
// route.name == resource.meta.routeName
item.name = item.meta.routeName;
delete item.meta['routeName'];
// route.redirect == resource.meta.redirect
if (item.meta.redirect) {
item.redirect = item.meta.redirect;
delete item.meta['redirect'];
}
// 存在回调,则执行回调
callbackFunc && callbackFunc(item);
item.children && backEndRouterConverter(item.children, callbackFunc, item.path);
return item;
});
}
/**
* component
* @param dynamicViewsModules .vue.tsx
* @param component component
* @returns component
*/
export function dynamicImport(dynamicViewsModules: Record<string, Function>, component: string) {
const keys = Object.keys(dynamicViewsModules);
const matchKeys = keys.filter((key) => {
const k = key.replace(/..\/views|../, '');
return k.startsWith(`${component}`) || k.startsWith(`/${component}`);
});
if (matchKeys?.length === 1) {
return dynamicViewsModules[matchKeys[0]];
}
if (matchKeys?.length > 1) {
console.error('匹配到多个相似组件路径, 可添加后缀.vue或.tsx进行区分或者重命名组件名, 请调整...', matchKeys);
return null;
}
console.error(`未匹配到[${component}]组件名对应的组件文件`);
return null;
}