const path = require("path");
const TerserPlugin = require("terser-webpack-plugin");
const BundleAnalyzerPlugin =
  require("webpack-bundle-analyzer").BundleAnalyzerPlugin;

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

// 生产环境部署的路径
// const BASE_URL = process.env.NODE_ENV === "production" ? "/oasis" : "/";

module.exports = {
  // publicPath: BASE_URL,
  // outputDir: "oasis",
  // indexPath: "index.html",
  configureWebpack: {
    optimization: {
      minimizer: [
        new TerserPlugin({
          terserOptions: {
            ecma: 2020,
            warnings: false,
            parse: {},
            compress: {
              drop_console: true,
              drop_debugger: true,
              pure_funcs: ["console.log"], // 移除console
            },
          },
        }),
      ],
    },
  },
  chainWebpack: (config) => {
    config.resolve.alias
      .set("@", resolve("src"))
      .set("views", resolve("src/views"));
    config.resolve.extensions.add("*", ".js", ".json", ".vue", ".ts", ".tsx");
    // analyse package when in prod mode
    if (process.env.NODE_ENV === "production") {
      config.plugin("webpack-bundle-analyzer").use(BundleAnalyzerPlugin);
    }
  },
};