const path = require('path');

const defaultConfig = {

  /**
   * Where the reports will be saved.
   */
  reportsPath: 'dist/a11y-reports',

  /**
   * Whether to show more descriptive logs.
   */
  verbose: false,

  /**
   * The base configuration options for Pa11y.
   * Uncomment or add more as needed.
   * 
   * Pa11y configuration:
   * {@see https://github.com/pa11y/pa11y#configuration}
   * 
   * Puppeteer configuration (chromeLaunchConfig):
   * {@see https://github.com/GoogleChrome/puppeteer/blob/master/docs/api.md#puppeteerlaunchoptions}
   */
  pa11y: {
    ignore: [
      'WCAG2AA.Principle1.Guideline1_4.1_4_3.G18.Fail',
      'WCAG2AA.Principle1.Guideline1_4.1_4_3.G145.Fail',
      'WCAG2AA.Principle2.Guideline2_4.2_4_1.H64.1'
    ],
    /** Change the Pa11y timeout if needed */
    // timeout: 60000,

    /** Additionally include A11Y notices and warnings in the reports */
    includeNotices: true,
    includeWarnings: true,

    /** See https://github.com/GoogleChrome/puppeteer/blob/master/docs/api.md#puppeteerlaunchoptions */
    chromeLaunchConfig: {
      /** Use this if you want to see what's going on */
      // headless: false,

      /** Open the devtools when Chromium is started? */
      // devtools: true,
    }
  }

};

const packageJson = require(path.resolve(process.cwd(), 'package.json'));
const config = Object.assign({}, defaultConfig, packageJson.a11ytester);

if (config.verbose) {
  // Needs to be added like this, because we cannot provide console methods in the json configuration.
  config.pa11y = Object.assign({}, config.pa11y, {
    log: {
      debug: console.log,
      error: console.error,
      info: console.info
    }
  })
}

module.exports = {
  get: () => config
};