mirror of
https://github.com/WeBankFinTech/fes.js.git
synced 2025-04-06 03:59:53 +08:00
303 lines
9.7 KiB
JavaScript
303 lines
9.7 KiB
JavaScript
import { readdirSync, statSync, readFileSync } from 'fs';
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import {
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join, extname, posix, basename
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} from 'path';
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import { lodash } from '@umijs/utils';
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import { parse } from '@vue/compiler-sfc';
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import { runtimePath } from '../../../utils/constants';
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// pages
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// ├── index.vue # 根路由页面 路径 /
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// ├── *.vue # 模糊匹配 路径 *
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// ├── a.vue # 路径 /a
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// ├── b
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// │ ├── index.vue # 路径 /b
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// │ ├── @id.vue # 动态路由 /b/:id
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// │ └── c.vue # 路径 /b/c
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// └── layout.vue # 根路由下所有page共用的外层
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const isProcessFile = function (path) {
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const ext = extname(path);
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return statSync(path).isFile() && ['.vue'].includes(ext);
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};
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const isProcessDirectory = function (path, item) {
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const component = join(path, item);
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return statSync(component).isDirectory() && !['components'].includes(item);
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};
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const checkHasLayout = function (path) {
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const dirList = readdirSync(path);
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return dirList.some((item) => {
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if (!isProcessFile(join(path, item))) {
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return false;
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}
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const ext = extname(item);
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const fileName = basename(item, ext);
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return fileName === 'layout';
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});
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};
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const getRouteName = function (parentRoutePath, fileName) {
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const routeName = posix.join(parentRoutePath, fileName);
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return routeName
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.slice(1)
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.replace(/\//g, '_')
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.replace(/@/g, '_')
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.replace(/\*/g, 'FUZZYMATCH');
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};
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const getComponentPath = function (parentRoutePath, fileName, config) {
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const pagesName = config.singular ? 'page' : 'pages';
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return posix.join(`@/${pagesName}/`, parentRoutePath, fileName);
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};
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const getRoutePath = function (parentRoutePath, fileName) {
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// /index.vue -> /
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if (fileName === 'index') {
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fileName = '';
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}
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// /@id.vue -> /:id
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if (fileName.startsWith('@')) {
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fileName = fileName.replace(/@/, ':');
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}
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// /*.vue -> :pathMatch(.*)
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if (fileName.includes('*')) {
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fileName = fileName.replace('*', ':pathMatch(.*)');
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}
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return posix.join(parentRoutePath, fileName);
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};
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// TODO 约定 layout 目录作为布局文件夹，
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const genRoutes = function (parentRoutes, path, parentRoutePath, config) {
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const dirList = readdirSync(path);
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const hasLayout = checkHasLayout(path);
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const layoutRoute = {
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children: []
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};
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if (hasLayout) {
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layoutRoute.path = parentRoutePath;
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parentRoutes.push(layoutRoute);
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}
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dirList.forEach((item) => {
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// 文件或者目录的绝对路径
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const component = join(path, item);
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if (isProcessFile(component)) {
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const { descriptor } = parse(readFileSync(component, 'utf-8'));
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const routeMetaBlock = descriptor.customBlocks.find(
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b => b.type === 'config'
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);
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const ext = extname(item);
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const fileName = basename(item, ext);
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// 路由的path
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const routePath = getRoutePath(parentRoutePath, fileName);
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// 路由名称
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const routeName = getRouteName(parentRoutePath, fileName);
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const componentPath = getComponentPath(parentRoutePath, fileName, config);
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if (hasLayout) {
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if (fileName === 'layout') {
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layoutRoute.component = componentPath;
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} else {
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layoutRoute.children.push({
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path: routePath,
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component: componentPath,
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name: routeName,
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meta: routeMetaBlock?.content ? JSON.parse(routeMetaBlock.content) : {}
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});
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}
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} else {
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parentRoutes.push({
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path: routePath,
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component: componentPath,
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name: routeName,
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meta: routeMetaBlock?.content ? JSON.parse(routeMetaBlock.content) : {}
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});
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}
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}
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});
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dirList.forEach((item) => {
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if (isProcessDirectory(path, item)) {
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// 文件或者目录的绝对路径
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const component = join(path, item);
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const nextParentRouteUrl = posix.join(parentRoutePath, item);
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if (hasLayout) {
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genRoutes(layoutRoute.children, component, nextParentRouteUrl, config);
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} else {
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genRoutes(parentRoutes, component, nextParentRouteUrl, config);
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}
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}
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});
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};
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/**
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* 智能路由
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* 1、路由的路径是多个“/”组成的字符串，使用“/”分割后得到不同的子项
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* 2、计算子项个数，用个数乘以4，计入得分
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* 3、判断子项是否是静态的，即不包含“：”、“*”等特殊字符串，若是计入3分。
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* 4、判断子项是否是动态的，即包含“：”特殊字符，若是计入2分。
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* 5、判断子项是否是模糊匹配，即包含“*”特殊字符，若是扣除1分。
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* 6、判断子项是否是根端，即只是“/”，若是计入1分。
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* @param {*} routes
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*/
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const rank = function (routes) {
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routes.forEach((item) => {
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const path = item.path;
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let arr = path.split('/');
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if (arr[0] === '') {
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arr = arr.slice(1);
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}
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let count = 0;
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arr.forEach((sonPath) => {
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count += 4;
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if (sonPath.indexOf(':') !== -1 && sonPath.indexOf(':pathMatch(.*)') === -1) {
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count += 2;
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} else if (sonPath.indexOf(':pathMatch(.*)') !== -1) {
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count -= 1;
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} else if (sonPath === '') {
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count += 1;
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} else {
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count += 3;
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}
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});
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item.count = count;
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if (item.children && item.children.length) {
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rank(item.children);
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}
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});
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routes = routes.sort((a, b) => b.count - a.count);
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};
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const getRoutes = function ({ config, absPagesPath }) {
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// 用户配置了routes则使用用户配置的
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const configRoutes = config.router.routes;
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if (configRoutes && configRoutes.length > 0) return configRoutes;
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const routes = [];
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genRoutes(routes, absPagesPath, '/', config);
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rank(routes);
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return routes;
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};
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const getRoutesJSON = function ({ routes, config }) {
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// 因为要往 routes 里加无用的信息，所以必须 deep clone 一下，避免污染
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const clonedRoutes = lodash.cloneDeep(routes);
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function isFunctionComponent(component) {
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// eslint-disable-next-line
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return (
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/^\((.+)?\)(\s+)?=>/.test(component)
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|| /^function([^(]+)?\(([^)]+)?\)([^{]+)?{/.test(component)
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);
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}
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function replacer(key, value) {
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switch (key) {
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case 'component':
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if (isFunctionComponent(value)) return value;
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if (config.dynamicImport) {
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// TODO 针对目录进行 chunk 划分，import(/* webpackChunkName: "group-user" */ './UserDetails.vue')
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return `() => import('${value}')`;
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}
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return `require('${value}').default`;
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default:
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return value;
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}
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}
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return JSON.stringify(clonedRoutes, replacer, 2)
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.replace(
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/"component": ("(.+?)")/g,
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(global, m1, m2) => `"component": ${m2.replace(/\^/g, '"')}`
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)
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.replace(/\\r\\n/g, '\r\n')
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.replace(/\\n/g, '\r\n');
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};
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export default function (api) {
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api.describe({
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key: 'router',
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config: {
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schema(joi) {
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return joi
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.object({
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routes: joi.array(),
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mode: joi.string()
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});
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},
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default: {
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mode: 'hash'
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}
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}
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});
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api.registerMethod({
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name: 'getRoutes',
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async fn() {
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return api.applyPlugins({
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key: 'modifyRoutes',
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type: api.ApplyPluginsType.modify,
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initialValue: getRoutes({
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config: api.config,
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absPagesPath: api.paths.absPagesPath
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})
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});
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}
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});
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api.registerMethod({
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name: 'getRoutesJSON',
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async fn() {
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const routes = await api.getRoutes();
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return getRoutesJSON({ routes, config: api.config });
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}
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});
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const {
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utils: { Mustache }
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} = api;
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const namespace = 'core/routes';
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const absCoreFilePath = join(namespace, 'routes.js');
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const absRuntimeFilePath = join(namespace, 'runtime.js');
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const historyType = {
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history: 'createWebHistory',
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hash: 'createWebHashHistory',
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memory: 'createMemoryHistory'
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};
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api.onGenerateFiles(async () => {
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const routesTpl = readFileSync(join(__dirname, 'template/routes.tpl'), 'utf-8');
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const routes = await api.getRoutesJSON();
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api.writeTmpFile({
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path: absCoreFilePath,
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content: Mustache.render(routesTpl, {
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runtimePath,
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routes,
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config: api.config,
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routerBase: api.config.base || '',
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CREATE_HISTORY: historyType[api.config.router.mode] || 'createWebHashHistory'
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})
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});
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api.writeTmpFile({
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path: absRuntimeFilePath,
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content: readFileSync(join(__dirname, 'template/runtime.tpl'), 'utf-8')
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});
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});
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api.addCoreExports(() => [
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{
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specifiers: ['getRoutes', 'getRouter'],
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source: absCoreFilePath
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}
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]);
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api.addRuntimePlugin(() => `@@/${absRuntimeFilePath}`);
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}
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