bns_zhgd_screen/vue.config.js

const path = require('path')
const resolve = (dir) => {
    return path.join(__dirname, dir)
}
const CompressionPlugin = require('compression-webpack-plugin')
const name = process.env.VUE_APP_TITLE || '智慧工地可视化系统'
const port = process.env.port || process.env.npm_config_port || 80
module.exports = {
    // publicPath: './',
    transpileDependencies: [],
    publicPath:
        process.env.VUE_APP_ENV === 'production' ? '/smartSiteScreen' : '/',
    // 在npm run build 或 yarn build 时 ，生成文件的目录名称（要和baseUrl的生产环境路径一致）（默认dist）
    outputDir: 'dist',
    // 用于放置生成的静态资源 (js、css、img、fonts) 的；（项目打包之后，静态资源会放在这个文件夹下）
    assetsDir: 'static',
    // 是否开启eslint保存检测，有效值：ture | false | 'error'
    lintOnSave: process.env.NODE_ENV === 'development',
    // chainWebpack: (config) => {
    //     config.resolve.alias.set('_c', resolve('src/components')) // key,value自行定义，比如.set('@@', resolve('src/components'))
    // },
    devServer: {
        host: '0.0.0.0',
        port: port,
        open: true,
        proxy: {
            [process.env.VUE_APP_BASE_API]: {
                target: 'http://example.com',
                changeOrigin: true,
                pathRewrite: {
                    ['^' + process.env.VUE_APP_BASE_API]: '',
                },
            },
        },
        // disableHostCheck: true,
    },
    configureWebpack: {
        name: name,
        resolve: {
            alias: {
                '@': resolve('src'),
            },
        },
        plugins: [
            // http://doc.ruoyi.vip/ruoyi-vue/other/faq.html#使用gzip解压缩静态文件
            new CompressionPlugin({
                cache: false, // 不启用文件缓存
                test: /\.(js|css|html)?$/i, // 压缩文件格式
                filename: '[path].gz[query]', // 压缩后的文件名
                algorithm: 'gzip', // 使用gzip压缩
                minRatio: 0.8, // 压缩率小于1才会压缩
            }),
        ],
    },
    css: {
        loaderOptions: {
            sass: {
                sassOptions: { outputStyle: 'expanded' },
            },
        },
    },
    chainWebpack(config) {
        config.plugins.delete('preload') // TODO: need test
        config.plugins.delete('prefetch') // TODO: need test

        // set svg-sprite-loader
        config.module.rule('svg').exclude.add(resolve('src/assets/icons')).end()
        config.module
            .rule('icons')
            .test(/\.svg$/)
            .include.add(resolve('src/assets/icons'))
            .end()
            .use('svg-sprite-loader')
            .loader('svg-sprite-loader')
            .options({
                symbolId: 'icon-[name]',
            })
            .end()

        config.when(process.env.NODE_ENV !== 'development', (config) => {
            config
                .plugin('ScriptExtHtmlWebpackPlugin')
                .after('html')
                .use('script-ext-html-webpack-plugin', [
                    {
                        // `runtime` must same as runtimeChunk name. default is `runtime`
                        inline: /runtime\..*\.js$/,
                    },
                ])
                .end()

            config.optimization.splitChunks({
                chunks: 'all',
                cacheGroups: {
                    libs: {
                        name: 'chunk-libs',
                        test: /[\\/]node_modules[\\/]/,
                        priority: 10,
                        chunks: 'initial', // only package third parties that are initially dependent
                    },
                    elementUI: {
                        name: 'chunk-elementUI', // split elementUI into a single package
                        test: /[\\/]node_modules[\\/]_?element-ui(.*)/, // in order to adapt to cnpm
                        priority: 20, // the weight needs to be larger than libs and app or it will be packaged into libs or app
                    },
                    commons: {
                        name: 'chunk-commons',
                        test: resolve('src/components'), // can customize your rules
                        minChunks: 3, //  minimum common number
                        priority: 5,
                        reuseExistingChunk: true,
                    },
                },
            })

            config.optimization.runtimeChunk('single'),
                {
                    from: path.resolve(__dirname, './public/robots.txt'), //防爬虫文件
                    to: './', //到根目录下
                }
        })
    },
}