// ---------------------------------------------------------------------------

/*
 * List of languages with localizations enabled for builds.
 *
 * Client is the UI, and Curriculum is the Challenge Content.
 *
 * An error will be thrown if the CLIENT_LOCALE and CURRICULUM_LOCALE variables
 * from the .env file aren't found in their respective arrays below
 */
const availableLangs = {
  client: [
    'english',
    'espanol',
    'chinese',
    'chinese-traditional',
    'italian',
    'portuguese'
  ],
  curriculum: [
    'english',
    'espanol',
    'chinese',
    'chinese-traditional',
    'italian',
    'portuguese'
  ]
};

/*
 * List of certifications with localization enabled in their world language.
 *
 * These certifications have been approved 100% on Crowdin at least during
 * their launch, and hence meet the QA standard to be published live. Other
 * certifications which have not been audited & approved will fallback to
 * English equivalent.
 */
const auditedCerts = {
  espanol: [
    'responsive-web-design',
    'javascript-algorithms-and-data-structures',
    'front-end-development-libraries'
  ],
  chinese: [
    'responsive-web-design',
    'javascript-algorithms-and-data-structures',
    'front-end-development-libraries',
    'data-visualization',
    'back-end-development-and-apis',
    'quality-assurance',
    'scientific-computing-with-python',
    'data-analysis-with-python',
    'information-security',
    'machine-learning-with-python'
  ],
  'chinese-traditional': [
    'responsive-web-design',
    'javascript-algorithms-and-data-structures',
    'front-end-development-libraries',
    'data-visualization',
    'back-end-development-and-apis',
    'quality-assurance',
    'scientific-computing-with-python',
    'data-analysis-with-python',
    'information-security',
    'machine-learning-with-python'
  ],
  italian: [
    'responsive-web-design',
    'javascript-algorithms-and-data-structures',
    'front-end-development-libraries',
    'data-visualization',
    'back-end-development-and-apis',
    'quality-assurance',
    'scientific-computing-with-python',
    'data-analysis-with-python',
    'information-security',
    'machine-learning-with-python'
  ],
  portuguese: [
    'responsive-web-design',
    'javascript-algorithms-and-data-structures',
    'front-end-development-libraries',
    'data-visualization',
    'back-end-development-and-apis',
    'quality-assurance',
    'scientific-computing-with-python',
    'data-analysis-with-python',
    'information-security',
    'machine-learning-with-python'
  ]
};

// ---------------------------------------------------------------------------

// Each client language needs an entry in the rest of the variables below

/* These strings set the i18next language. It needs to be the two character
 * string for the language to take advantage of available functionality.
 * Use a 639-1 code here https://en.wikipedia.org/wiki/List_of_ISO_639-1_codes
 */
const i18nextCodes = {
  english: 'en',
  espanol: 'es',
  chinese: 'zh',
  'chinese-traditional': 'zh-Hant',
  italian: 'it',
  portuguese: 'pt-BR'
};

// These are for the language selector dropdown menu in the footer
const langDisplayNames = {
  english: 'English',
  espanol: 'Español',
  chinese: '中文（简体字）',
  'chinese-traditional': '中文（繁體字）',
  italian: 'Italiano',
  portuguese: 'Português'
};

/* These are for formatting dates and numbers. Used with JS .toLocaleString().
 * There's an example in profile/components/Camper.js
 * List: https://github.com/unicode-cldr/cldr-dates-modern/tree/master/main
 */
const langCodes = {
  english: 'en-US',
  espanol: 'es-419',
  chinese: 'zh',
  'chinese-traditional': 'zh-Hant',
  italian: 'it',
  portuguese: 'pt-BR'
};

exports.availableLangs = availableLangs;
exports.i18nextCodes = i18nextCodes;
exports.langDisplayNames = langDisplayNames;
exports.langCodes = langCodes;
exports.auditedCerts = auditedCerts;