/*
 * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
 * or more contributor license agreements. Licensed under the Elastic License
 * 2.0 and the Server Side Public License, v 1; you may not use this file except
 * in compliance with, at your election, the Elastic License 2.0 or the Server
 * Side Public License, v 1.
 */

/**
 * @typedef {'v8'} ThemeVersion
 */

const Fs = require('fs');
const Path = require('path');
const { REPO_ROOT } = require('@kbn/repo-info');

const localDist = Path.resolve(__dirname, './shared_built_assets');
const bazelDist = Path.resolve(REPO_ROOT, 'bazel-bin', Path.relative(REPO_ROOT, localDist));

// extracted const vars
const distDir = Fs.existsSync(localDist) ? localDist : bazelDist;
const dllManifestPath = Path.resolve(distDir, 'kbn-ui-shared-deps-npm-manifest.json');
const dllFilename = 'kbn-ui-shared-deps-npm.dll.js';
const publicPathLoader = require.resolve('./src/public_path_loader');

module.exports = {
  /**
   * Absolute path to the distributable directory
   */
  distDir,

  /**
   * Path to dll manifest of modules included in this bundle
   */
  dllManifestPath,

  /**
   * Filename of the main bundle file in the distributable directory
   */
  dllFilename,

  /**
   * Webpack loader for configuring the public path lookup from `window.__kbnPublicPath__`.
   */
  publicPathLoader,

  /**
   * Filename of the light-theme css file in the distributable directory
   * @param {ThemeVersion} themeVersion
   */
  lightCssDistFilename(themeVersion) {
    if (themeVersion !== 'v8') {
      throw new Error(`unsupported theme version [${themeVersion}]`);
    }

    return 'kbn-ui-shared-deps-npm.v8.light.css';
  },

  /**
   * Filename of the dark-theme css file in the distributable directory
   * @param {ThemeVersion} themeVersion
   */
  darkCssDistFilename(themeVersion) {
    if (themeVersion !== 'v8') {
      throw new Error(`unsupported theme version [${themeVersion}]`);
    }

    return 'kbn-ui-shared-deps-npm.v8.dark.css';
  },
};