219 lines
7.6 KiB
JavaScript
219 lines
7.6 KiB
JavaScript
/**
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* @type { ServiceWorkerGlobalScope } 提供ServiceWorker的代码提示
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*/
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// @ts-ignore
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var self = globalThis;
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// 以副作用导入typescript，以保证require也可以同步使用
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import './game/typescript.js';
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/**
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* @type { import('typescript') }
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*/
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var ts = globalThis.ts;
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// sfc以正常的esmodule使用
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import * as sfc from './game/compiler-sfc.esm-browser.js';
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if (typeof ts != 'undefined') {
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console.log(`ts loaded`, ts.version);
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} else {
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console.error(`ts undefined`);
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}
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if (typeof sfc != 'undefined') {
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console.log(`sfc loaded`, sfc.version);
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sfc.registerTS(() => ts);
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} else {
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console.error(`sfc undefined`);
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}
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console.log('serviceWorker version 2.3');
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self.addEventListener("install", (event) => {
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// The promise that skipWaiting() returns can be safely ignored.
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self.skipWaiting();
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});
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self.addEventListener("activate", (event) => {
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// 当一个 service worker 被初始注册时，页面在下次加载之前不会使用它。 claim() 方法会立即控制这些页面
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event.waitUntil(self.clients.claim());
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});
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self.addEventListener('message', event => {
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console.log(event.data);
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});
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/**
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* 将vue编译的结果放在这里，调用的时候直接返回就好了
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*/
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const vueFileMap = new Map();
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self.addEventListener('fetch', event => {
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const request = event.request;
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if (typeof request.url != 'string') return console.log(request);
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if (vueFileMap.has(request.url)) {
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const rep = new Response(new Blob([vueFileMap.get(request.url)], { type: "text/javascript" }), {
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status: 200,
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statusText: "OK",
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headers: new Headers({
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"Content-Type": "text/javascript"
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}),
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});
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event.respondWith(rep);
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return;
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}
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if (!['.ts', '.json', '.vue', 'css'].some(ext => request.url.endsWith(ext)) && !request.url.replace(location.origin, '').startsWith('/noname-builtinModules/')) return;
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if (request.url.endsWith('.d.ts')) return;
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if (request.url.endsWith('.json') || request.url.endsWith('css')) {
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if (!event.request.headers.get('origin')) return;
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}
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if (request.url.replace(location.origin, '').startsWith('/noname-builtinModules/')) {
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const moduleName = request.url.replace(location.origin + '/noname-builtinModules/', '');
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console.log('正在编译', moduleName);
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let js = `const module = require('${ moduleName }');\nexport default module;`;
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const rep = new Response(new Blob([js], { type: "text/javascript" }), {
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status: 200,
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statusText: "OK",
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headers: new Headers({
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"Content-Type": "text/javascript"
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}),
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});
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console.log(moduleName, '编译成功');
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event.respondWith(Promise.resolve(rep));
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} else {
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// 请求原文件
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const res = fetch(request.url, {
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method: request.method,
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mode: "no-cors",
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headers: new Headers({
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"Content-Type": "text/plain"
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}),
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});
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// 修改请求结果
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event.respondWith(
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res.then(res => {
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if (res.status != 200) return res;
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console.log('正在编译', request.url);
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return res.text().then(text => {
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let js = '';
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if (request.url.endsWith('.json')) {
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js = `export default ${ text }`;
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} else if (request.url.endsWith('.ts')) {
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js = ts.transpile(text, {
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module: ts.ModuleKind.ES2015,
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//@todo: ES2019 -> ES2020
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target: ts.ScriptTarget.ES2019,
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inlineSourceMap: true,
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resolveJsonModule: true,
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esModuleInterop: true,
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}, request.url);
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} else if (request.url.endsWith('.vue')) {
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const id = Date.now().toString();
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const scopeId = `data-v-${ id }`;
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// 后续处理sourceMap合并
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const { descriptor } = sfc.parse(text, { filename: request.url, sourceMap: true });
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// console.log({ descriptor });
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const hasScoped = descriptor.styles.some(s => s.scoped);
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// 编译 script，因为可能有 script setup，还要进行 css 变量注入
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const script = sfc.compileScript(descriptor, {
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id: scopeId,
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inlineTemplate: true,
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templateOptions: {
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scoped: hasScoped,
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compilerOptions: {
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scopeId: hasScoped ? scopeId : undefined,
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}
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},
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});
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// 用于存放代码，最后 join('\n') 合并成一份完整代码
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const codeList = [];
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// 保存url并且拼接参数
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const url = new URL(request.url);
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const scriptSearchParams = new URLSearchParams(url.search.slice(1));
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scriptSearchParams.append('type', 'script');
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const templateSearchParams = new URLSearchParams(url.search.slice(1));
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templateSearchParams.append('type', 'template');
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vueFileMap.set(
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url.origin + url.pathname + '?' + scriptSearchParams.toString(),
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// 重写 default
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sfc.rewriteDefault(script.attrs && script.attrs.lang == 'ts' ? ts.transpile(script.content, {
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module: ts.ModuleKind.ES2015,
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//@todo: ES2019 -> ES2020
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target: ts.ScriptTarget.ES2019,
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inlineSourceMap: true,
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resolveJsonModule: true,
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esModuleInterop: true,
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}, url.origin + url.pathname + '?' + scriptSearchParams.toString()) : script.content, "__sfc_main__")
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.replace(`const __sfc_main__`, `export const __sfc_main__`)
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// import vue重新指向
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.replaceAll(`from "vue"`, `from "/game/vue.esm-browser.js"`)
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.replaceAll(`from 'vue'`, `from '/game/vue.esm-browser.js'`)
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);
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codeList.push(`import { __sfc_main__ } from '${ url.origin + url.pathname + '?' + scriptSearchParams.toString() }'`);
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codeList.push(`__sfc_main__.__scopeId = '${ scopeId }'`);
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// 编译模板，转换成 render 函数
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const template = sfc.compileTemplate({
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source: descriptor.template ? descriptor.template.content : '',
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filename: request.url, // 用于错误提示
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id: scopeId,
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scoped: hasScoped,
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compilerOptions: {
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scopeId: hasScoped ? scopeId : undefined,
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}
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});
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vueFileMap.set(
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url.origin + url.pathname + '?' + templateSearchParams.toString(),
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template.code
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// .replace(`function render(_ctx, _cache) {`, str => str + 'console.log(_ctx);')
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.replaceAll(`from "vue"`, `from "/game/vue.esm-browser.js"`)
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.replaceAll(`from 'vue'`, `from '/game/vue.esm-browser.js'`)
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);
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codeList.push(`import { render } from '${ url.origin + url.pathname + '?' + templateSearchParams.toString() }'`);
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codeList.push(`__sfc_main__.render = render;`);
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codeList.push(`export default __sfc_main__;`);
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// 一个 Vue 文件，可能有多个 style 标签
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let styleIndex = 0;
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for (const styleBlock of descriptor.styles) {
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const styleCode = sfc.compileStyle({
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source: styleBlock.content,
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id,
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filename: request.url,
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scoped: styleBlock.scoped,
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});
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const varName = `el${ styleIndex }`;
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const styleDOM = `let ${ varName } = document.createElement('style');\n${ varName }.innerHTML = \`${ styleCode.code }\`;\ndocument.body.append(${ varName });`;
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codeList.push(styleDOM);
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}
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js = codeList.join('\n');
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// console.log(js);
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} else if (request.url.endsWith('css')) {
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const id = Date.now().toString();
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const scopeId = `data-v-${ id }`;
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js = `const style = document.createElement('style');
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style.setAttribute('type', 'text/css');
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style.setAttribute('data-vue-dev-id', \`${ scopeId }\`);
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style.textContent = ${ JSON.stringify(text) };
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document.head.appendChild(style);`;
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}
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const rep = new Response(new Blob([js], { type: "text/javascript" }), {
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status: 200,
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statusText: "OK",
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headers: new Headers({
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"Content-Type": "text/javascript"
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}),
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});
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console.log(request.url, '编译成功');
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return rep;
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})
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})
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.catch(e => {
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console.error(request.url, '编译失败: ', e);
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throw e;
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})
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);
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}
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}); |