import _typeof from "@babel/runtime/helpers/typeof";
export function get() {
  return {
    debug: false,
    initImmediate: true,
    ns: ['translation'],
    defaultNS: ['translation'],
    fallbackLng: ['dev'],
    fallbackNS: false,
    // string or array of namespaces
    whitelist: false,
    // array with whitelisted languages
    nonExplicitWhitelist: false,
    load: 'all',
    // | currentOnly | languageOnly
    preload: false,
    // array with preload languages
    simplifyPluralSuffix: true,
    keySeparator: '.',
    nsSeparator: ':',
    pluralSeparator: '_',
    contextSeparator: '_',
    partialBundledLanguages: false,
    // allow bundling certain languages that are not remotely fetched
    saveMissing: false,
    // enable to send missing values
    updateMissing: false,
    // enable to update default values if different from translated value (only useful on initial development, or when keeping code as source of truth)
    saveMissingTo: 'fallback',
    // 'current' || 'all'
    saveMissingPlurals: true,
    // will save all forms not only singular key
    missingKeyHandler: false,
    // function(lng, ns, key, fallbackValue) -> override if prefer on handling
    missingInterpolationHandler: false,
    // function(str, match)
    postProcess: false,
    // string or array of postProcessor names
    returnNull: true,
    // allows null value as valid translation
    returnEmptyString: true,
    // allows empty string value as valid translation
    returnObjects: false,
    joinArrays: false,
    // or string to join array
    returnedObjectHandler: function returnedObjectHandler() {},
    // function(key, value, options) triggered if key returns object but returnObjects is set to false
    parseMissingKeyHandler: false,
    // function(key) parsed a key that was not found in t() before returning
    appendNamespaceToMissingKey: false,
    appendNamespaceToCIMode: false,
    overloadTranslationOptionHandler: function handle(args) {
      var ret = {};
      if (_typeof(args[1]) === 'object') ret = args[1];
      if (typeof args[1] === 'string') ret.defaultValue = args[1];
      if (typeof args[2] === 'string') ret.tDescription = args[2];

      if (_typeof(args[2]) === 'object' || _typeof(args[3]) === 'object') {
        var options = args[3] || args[2];
        Object.keys(options).forEach(function (key) {
          ret[key] = options[key];
        });
      }

      return ret;
    },
    interpolation: {
      escapeValue: true,
      format: function format(value, _format, lng) {
        return value;
      },
      prefix: '{{',
      suffix: '}}',
      formatSeparator: ',',
      // prefixEscaped: '{{',
      // suffixEscaped: '}}',
      // unescapeSuffix: '',
      unescapePrefix: '-',
      nestingPrefix: '$t(',
      nestingSuffix: ')',
      // nestingPrefixEscaped: '$t(',
      // nestingSuffixEscaped: ')',
      // defaultVariables: undefined // object that can have values to interpolate on - extends passed in interpolation data
      maxReplaces: 1000 // max replaces to prevent endless loop

    }
  };
}
/* eslint no-param-reassign: 0 */

export function transformOptions(options) {
  // create namespace object if namespace is passed in as string
  if (typeof options.ns === 'string') options.ns = [options.ns];
  if (typeof options.fallbackLng === 'string') options.fallbackLng = [options.fallbackLng];
  if (typeof options.fallbackNS === 'string') options.fallbackNS = [options.fallbackNS]; // extend whitelist with cimode

  if (options.whitelist && options.whitelist.indexOf('cimode') < 0) {
    options.whitelist = options.whitelist.concat(['cimode']);
  }

  return options;
}