/*---------------------------------------------------------------------------------------------
 *  Copyright (c) Microsoft Corporation. All rights reserved.
 *  Licensed under the MIT License. See License.txt in the project root for license information.
 *--------------------------------------------------------------------------------------------*/

//@ts-check

"use strict";

const path = require("path");

/**@type {import('webpack').Configuration}*/
const config = {
  target: "node", // vscode extensions run in a Node.js-context 📖 -> https://webpack.js.org/configuration/node/

  entry: "./src/extension.ts", // the entry point of this extension, 📖 -> https://webpack.js.org/configuration/entry-context/
  output: {
    // the bundle is stored in the 'dist' folder (check package.json), 📖 -> https://webpack.js.org/configuration/output/
    path: path.resolve(__dirname, "dist"),
    filename: "main.js",
    libraryTarget: "commonjs2",
    devtoolModuleFilenameTemplate: "../[resource-path]",
  },
  node: {
    __dirname: false,
  },
  devtool: "source-map",
  externals: {
    vscode: "commonjs vscode", // the vscode-module is created on-the-fly and must be excluded. Add other modules that cannot be webpack'ed, 📖 -> https://webpack.js.org/configuration/externals/
  },
  resolve: {
    // support reading TypeScript and JavaScript files, 📖 -> https://github.com/TypeStrong/ts-loader
    extensions: [".ts", ".js"],
    mainFields: ["main", "module"],
  },
  module: {
    rules: [
      {
        test: /\.ts$/,
        exclude: /node_modules/,
        use: [
          {
            // configure TypeScript loader:
            // * enable sources maps for end-to-end source maps
            loader: "ts-loader",
            options: {
              compilerOptions: {
                sourceMap: true,
              },
            },
          },
        ],
      },
      {
        test: /.node$/,
        loader: "node-loader",
      },
    ],
  },
  optimization: {
    minimize: false,
  },
  stats: {
    warnings: false,
  },
};

module.exports = (env) => {
  if (env.BUILD_VSCODE_NLS) {
    // rewrite nls call when being asked for
    // @ts-ignore
    config.module.rules.unshift({
      loader: "vscode-nls-dev/lib/webpack-loader",
      options: {
        base: __dirname,
      },
    });
  }

  return config;
};