const CompressionPlugin = require("compression-webpack-plugin");
const webpack = require("webpack");
const BundleAnalyzerPlugin =
    require("webpack-bundle-analyzer").BundleAnalyzerPlugin;
module.exports = {
    outputDir: process.env.outputDir,
    publicPath: process.env.NODE_ENV === "production" ? "" : "/",
    productionSourceMap: false,
    lintOnSave: false,

    chainWebpack: (config) => {
        if (process.env.NODE_ENV === "production") {
            if (process.env.npm_config_report) {
                config
                    .plugin("webpack-bundle-analyzer")
                    .use(
                        require("webpack-bundle-analyzer").BundleAnalyzerPlugin
                    );
            }
            config.plugins.delete("prefetch");
        }
    },
    configureWebpack: (config) => {
        if (process.env.NODE_ENV === "production") {
            config.optimization = {
                splitChunks: {
                    chunks: "all", //async异步代码分割 initial同步代码分割 all同步异步分割都开启
                    minSize: 10000, //字节 引入的文件大于30kb才进行分割
                    // minChunks: 2,           //模块至少使用次数
                    // maxAsyncRequests: 25,    //同时加载的模块数量最多是5个，只分割出同时引入的前5个文件
                    // maxInitialRequests: 30,  //首页加载的时候引入的文件最多3个
                    automaticNameDelimiter: "-", //缓存组和生成文件名称之间的连接符
                    // name: true,                  //缓存组里面的filename生效，覆盖默认命名
                    cacheGroups: {
                        // vue: {
                        //     name: "vue",
                        //     test: /[\\/]node_modules[\\/]vue[\\/]/,
                        //     test: /[\\/]node_modules[\\/]vue[\\/]/,
                        //     priority: -10
                        // },
                        // vuex: {
                        //     name: 'vuex',
                        //     test: /[\\/]node_modules[\\/]vuex[\\/]/,
                        //     priority: -10qa
                        // },
                        // 'vue-router': {
                        //     name: 'vue-router',
                        //     test: /[\\/]node_modules[\\/]vue-router[\\/]/,
                        //     priority: -10
                        // },
                        // 'element-ui': {
                        //     name: 'element-ui',
                        //     test: /[\\/]node_modules[\\/]element-ui[\\/]/,
                        //     priority: -10
                        // },
                        // vendors: {
                        //     test: /[\\\/]node_modules[\\\/]/,
                        //     priority: -20
                        // },
                    },
                },
            };
            // return {
            //     plugins: [
            //         new CompressionPlugin({
            //             test: /\.js$|\.html$|\.css$/,
            //             threshold: 10240,
            //             deleteOriginalAssets: false,
            //         }),
            //         new webpack.optimize.MinChunkSizePlugin({
            //             minChunkSize: 10000 // Minimum number of characters
            //         }),
            //         new WebpackLifeCyclePlugin(),
            //         new BundleAnalyzerPlugin()
            //     ]
            // }
            // config.plugins = [
            //     new CompressionPlugin({
            //         test: /\.js$|\.html$|\.css$/,
            //         threshold: 10240,
            //         deleteOriginalAssets: true,
            //     }),
            //     new webpack.optimize.MinChunkSizePlugin({
            //         minChunkSize: 10000 // Minimum number of characters
            //     }),
            //     new WebpackLifeCyclePlugin(),
            //     // new BundleAnalyzerPlugin()
            // ]
        }
    },
    parallel: true,

    devServer: {
        proxy: {
            // 开发环境变化可注释 ⬇️⬇️
            "/market/CMK": {
                target: "http://192.168.2.124:9113",
                ws: false,
                changeOrigin: true,
                pathRewrite: {
                    "^/market": "",
                },
            },
            "/market/mk": {
                target: "http://192.168.2.124:9113",
                ws: false,
                changeOrigin: true,
                pathRewrite: {
                    "^/market": "",
                },
            },
            "/market/techcentergj": {
                target: "http://192.168.2.124:9113",
                ws: false,
                changeOrigin: true,
                pathRewrite: {
                    "^/market": "",
                },
            },
            "/mkWangge": {
                target: "http://192.168.2.124:9113",
                ws: false,
                changeOrigin: true,
                pathRewrite: {
                    "^/market": "",
                },
            },
            // 开发环境变化可注释 ⬆️⬆️
            "/": {
                // target: 'http://192.168.2.145:9600/spfm',
                // target: 'http://192.168.2.149:9600',
                // target: 'http://10.64.42.70:8088/',
                // target: 'http://114.215.71.182:29600',
                // target: 'http://192.168.1.9:9600/spfm',
                // target: 'http://127.0.0.1:9600/',
                // target: 'http://192.168.0.156:9600/',
                // target: 'http://192.168.2.44:9600/',
                // target: 'http://192.168.2.124:9600/',
                // target: "http://124.223.66.248:9600",
                target: "http://43.138.50.94:9600",
                changeOrigin: true,
            },
        },
    },
    transpileDependencies: ["color-string"], // 此段为增加配置选项
};