详解vue-cli3开发Chrome插件实践

npm install element-ui

npm install babel-plugin-component -D

module.exports = {
 presets: [
 '@vue/app'
 ],
 "plugins": [
 [
 "component",
 {
 "libraryName": "element-ui",
 "styleLibraryName": "theme-chalk"
 }
 ]
 ]
}

import Vue from "vue";
import AppComponent from "./App/App.vue";

Vue.component("app-component", AppComponent);

import {
 Card
} from 'element-ui';

Vue.use(Card);

new Vue({
 el: "#app",
 render: createElement => {
 return createElement(AppComponent);
 }
});

import {
 Message,
 MessageBox
} from 'element-ui';

// 发现element的字体文件无法通过打包加载，所以另外通过cdn来加载样式
let element_css = document.createElement('link');
element_css.href = 'https://unpkg.com/element-ui@2.8.2/lib/theme-chalk/index.css'
element_css.rel = "stylesheet"
document.head.append(element_css)

MessageBox.alert('这是一段内容', '标题名称', {
 confirmButtonText: '确定',
 callback: action => {
 Message({
  type: 'info',
  message: `action: ${ action }`
 });
 }
})

const CopyWebpackPlugin = require("copy-webpack-plugin");
const path = require("path");

// Generate pages object
const pagesObj = {};

const chromeName = ["popup", "options"];

chromeName.forEach(name => {
 pagesObj[name] = {
 entry: `src/${name}/index.js`,
 template: "public/index.html",
 filename: `${name}.html`
 };
});

const plugins =
 process.env.NODE_ENV === "production" &＃63; [{
 from: path.resolve("src/manifest.production.json"),
 to: `${path.resolve("dist")}/manifest.json`
 }] : [{
 from: path.resolve("src/manifest.development.json"),
 to: `${path.resolve("dist")}/manifest.json`
 }];

module.exports = {
 pages: pagesObj,
 // // 生产环境是否生成 sourceMap 文件
 productionSourceMap: false,

 configureWebpack: {
 entry: {
 'content': './src/content/index.js'
 },
 output: {
 filename: 'js/[name].js'
 },
 plugins: [CopyWebpackPlugin(plugins)]
 },
 css: {
 extract: {
 filename: 'css/[name].css'
 // chunkFilename: 'css/[name].css'
 }
 }
};

{
 "manifest_version": 2,
 "name": "vue-extension",
 "description": "a chrome extension with vue-cli3",
 "version": "0.0.1",
 "options_page": "options.html",
 "browser_action": {
 "default_popup": "popup.html"
 },
 "content_security_policy": "script-src 'self' 'unsafe-eval'; object-src 'self'",
 "content_scripts": [{
 "matches": [
  "*://*.baidu.com/*"
 ],
 "js": [
  "js/content.js"
 ],
 "run_at": "document_end"
 }]
}

// vue.config.js

module.export = {
 /* ... */

 chainWebpack: cOnfig=> {
 // 查看打包组件大小情况
 if (process.env.npm_config_report) {
 // 在运行命令中添加 --report参数运行， 如：npm run build --report
 config
 .plugin('webpack-bundle-analyzer')
 .use(require('webpack-bundle-analyzer').BundleAnalyzerPlugin)
 }
 }
}