"use strict";
const path = require("path");
const defaultSettings = require("./src/settings.js");

function resolve(dir) {
    return path.join(__dirname, dir);
}

const name = defaultSettings.title || "星油能源调度管理平台";
const port = 9528;

module.exports = {
    publicPath: "./",
    outputDir: "dist",
    assetsDir: "./static",
    lintOnSave: process.env.NODE_ENV === "development",
    productionSourceMap: false, // 改为false可一定程度上解决浏览器f12查看到源码的问题
    devServer: {
        disableHostCheck: true,
        port: port,
        overlay: {
            warnings: false,
            errors: true
        },
        proxy: {
            [process.env.VUE_APP_BASE_API]: {
                // target: "http://uat.xingoil.com/adminapi",
                // target: 'https://www.xingoil.com/adminapi',
                target: `http://192.168.0.27:38080`,
                changeOrigin: true,
                pathRewrite: {
                    ["^" + process.env.VUE_APP_BASE_API]: ""
                }
            },
            [process.env.VUE_APP_UPLOAD_URL]: {
                target: `http://192.168.0.31:38080`,
                changeOrigin: true,
                pathRewrite: {
                    ["^" + process.env.VUE_APP_BASE_API]: ""
                }
            },
            [process.env.VUE_APP_BASE_LSM_API]: {
                target: `http://121.41.3.91:8085`,
                changeOrigin: true,
                pathRewrite: {
                    ["^" + process.env.VUE_APP_BASE_LSM_API]: ""
                }
            }
        }
    },
    configureWebpack: {
        name: name,
        resolve: {
            alias: {
                "@": resolve("src") // 别名。开启后@表示src下目录
            }
        },
        externals: {
            "./cptable": "var cptable",
            AMap: "AMap"
        }
    },
    chainWebpack(config) {
        config.plugins.delete("preload"); // TODO: need test
        config.plugins.delete("prefetch"); // TODO: need test
        config.entry.app = ["babel-polyfill", "./src/main.js"];
        // set svg-sprite-loader
        config.module
            .rule("svg")
            .exclude.add(resolve("src/icons"))
            .end();
        config.module
            .rule("icons")
            .test(/\.svg$/)
            .include.add(resolve("src/icons"))
            .end()
            .use("svg-sprite-loader")
            .loader("svg-sprite-loader")
            .options({
                symbolId: "icon-[name]"
            })
            .end();

        if (process.env.use_analyzer) {
            // 分析
            config
                .plugin("webpack-bundle-analyzer")
                .use(require("webpack-bundle-analyzer").BundleAnalyzerPlugin);
        }

        // set preserveWhitespace
        config.module
            .rule("vue")
            .use("vue-loader")
            .loader("vue-loader")
            .tap(options => {
                options.compilerOptions.preserveWhitespace = true;
                return options;
            })
            .end();

        config;
        // https://webpack.js.org/configuration/devtool/#development.when(process.env.NODE_ENV === 'development', config => config.devtool('cheap-source-map'))

        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
                        priority: 20, // the weight needs to be larger than libs and app or it will be packaged into libs or app
                        test: /[\\/]node_modules[\\/]_?element-ui(.*)/ // in order to adapt to cnpm
                    },
                    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");
        });
    }
};