var path = require("path");

module.exports = (env) => {
  const mode = env === "dev" ? "development" : "production";

  return {
    entry: "./src/index.tsx",
    output: {
        filename: "bundle.js",
        path: path.join(__dirname, "dist"),
        clean: true,
    },

    mode: mode,
    target: "web",

    // Enable sourcemaps for debugging webpack's output.
    devtool: "source-map",

    devServer: {
        static: {
          directory: __dirname,
        },
        port: 8080
    },

    resolve: {
        // Add '.ts' and '.tsx' as resolvable extensions.
        extensions: [".ts", ".tsx", ".js", ".json"],
        modules: [path.resolve(__dirname, "src"), "node_modules"],
    },

    module: {
        rules: [
            { test: /\.tsx?$/, loader: "ts-loader", exclude: /node_modules/, },

            { enforce: "pre", test: /\.js$/, loader: "source-map-loader" }
        ]
    },

    experiments: {
      topLevelAwait: true
    }
  }
};