/**
 * @license
 * Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
 * This code may only be used under the BSD style license found at
 * http://polymer.github.io/LICENSE.txt
 * The complete set of authors may be found at
 * http://polymer.github.io/AUTHORS.txt
 * The complete set of contributors may be found at
 * http://polymer.github.io/CONTRIBUTORS.txt
 * Code distributed by Google as part of the polymer project is also
 * subject to an additional IP rights grant found at
 * http://polymer.github.io/PATENTS.txt
 */

import * as chalk from 'chalk';
import {Gulp} from 'gulp';

import {test} from './test';


export function init(gulp: Gulp, dependencies?: string[]): void {
  if (!dependencies) {
    dependencies = [];
  }

  gulp.task(
      'wct:local', gulp.series([
        ...dependencies,
        () => test(<any>{plugins: {local: {}, sauce: false}}).catch(cleanError)
      ]));

  gulp.task(
      'wct:sauce', gulp.series([
        ...dependencies,
        () => test(<any>{plugins: {local: false, sauce: {}}}).catch(cleanError)
      ]));

  // TODO(nevir): Migrate fully to wct:local/etc.
  gulp.task('test', gulp.series(['wct:local']));
  gulp.task('test:local', gulp.series(['wct:local']));
  gulp.task('test:remote', gulp.series(['wct:sauce']));

  gulp.task('wct', gulp.series(['wct:local']));
}

// Utility

function cleanError(error: any) {
  // Pretty error for gulp.
  error = new Error(chalk.red(error.message || error));
  error.showStack = false;
  throw error;
}