@expo/webpack-pwa-manifest-plugin/build/createMetatagsFromConfig.js

Generates a progressive web app (PWA) manifest.json from a React Native app.json

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _extends2;

function _load_extends() {
  return _extends2 = _interopRequireDefault(require('babel-runtime/helpers/extends'));
}

var _getIterator2;

function _load_getIterator() {
  return _getIterator2 = _interopRequireDefault(require('babel-runtime/core-js/get-iterator'));
}

exports.default = createMetatagsFromConfig;

var _Metatags;

function _load_Metatags() {
  return _Metatags = _interopRequireDefault(require('./Metatags'));
}

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function possibleProperty(input, possiblePropertyNames, fallback) {
  var _iteratorNormalCompletion = true;
  var _didIteratorError = false;
  var _iteratorError = undefined;

  try {
    for (var _iterator = (0, (_getIterator2 || _load_getIterator()).default)(possiblePropertyNames), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
      var propertyName = _step.value;

      if (input[propertyName] !== undefined) {
        return input[propertyName];
      }
    }
  } catch (err) {
    _didIteratorError = true;
    _iteratorError = err;
  } finally {
    try {
      if (!_iteratorNormalCompletion && _iterator.return) {
        _iterator.return();
      }
    } finally {
      if (_didIteratorError) {
        throw _iteratorError;
      }
    }
  }

  return fallback;
}

function populateMetatagObject(schema, input) {
  var output = {};
  var _iteratorNormalCompletion2 = true;
  var _didIteratorError2 = false;
  var _iteratorError2 = undefined;

  try {
    for (var _iterator2 = (0, (_getIterator2 || _load_getIterator()).default)(schema), _step2; !(_iteratorNormalCompletion2 = (_step2 = _iterator2.next()).done); _iteratorNormalCompletion2 = true) {
      var item = _step2.value;

      // Check the list of propNames and the tag name
      var value = possibleProperty(input, item.propNames.concat([item.name]), item.fallback);
      if (value !== undefined) {
        output[item.name] = value;
      }
    }
  } catch (err) {
    _didIteratorError2 = true;
    _iteratorError2 = err;
  } finally {
    try {
      if (!_iteratorNormalCompletion2 && _iterator2.return) {
        _iterator2.return();
      }
    } finally {
      if (_didIteratorError2) {
        throw _iteratorError2;
      }
    }
  }

  return output;
}

function createMetatagsFromConfig(config) {
  var _ref = config || config.expo || {},
      _ref$web = _ref.web,
      web = _ref$web === undefined ? {} : _ref$web;

  var themeColor = web.themeColor,
      _web$meta = web.meta,
      meta = _web$meta === undefined ? {} : _web$meta;
  var viewport = meta.viewport,
      googleSiteVerification = meta.googleSiteVerification,
      _meta$apple = meta.apple,
      apple = _meta$apple === undefined ? {} : _meta$apple,
      _meta$twitter = meta.twitter,
      twitter = _meta$twitter === undefined ? {} : _meta$twitter,
      _meta$openGraph = meta.openGraph,
      openGraph = _meta$openGraph === undefined ? {} : _meta$openGraph,
      _meta$microsoft = meta.microsoft,
      microsoft = _meta$microsoft === undefined ? {} : _meta$microsoft;


  var openGraphMetatags = populateMetatagObject((_Metatags || _load_Metatags()).default.openGraph, openGraph);
  var twitterMetatags = populateMetatagObject((_Metatags || _load_Metatags()).default.twitter, twitter);
  var microsoftMetatags = populateMetatagObject((_Metatags || _load_Metatags()).default.microsoft, microsoft);

  var appleMetatags = {
    // Disable automatic phone number detection.
    'format-detection': apple.formatDetection,
    'apple-touch-fullscreen': apple.touchFullscreen,
    'mobile-web-app-capable': apple.mobileWebAppCapable,
    'apple-mobile-web-app-capable': apple.mobileWebAppCapable,
    'apple-mobile-web-app-status-bar-style': apple.barStyle,
    'apple-mobile-web-app-title': web.shortName
  };

  var metaTags = (0, (_extends2 || _load_extends()).default)({
    viewport: viewport,
    description: config.description
  }, openGraphMetatags, microsoftMetatags, twitterMetatags, appleMetatags);

  if (googleSiteVerification !== undefined) {
    metaTags['google-site-verification'] = googleSiteVerification;
  }

  if (themeColor !== undefined) {
    metaTags['theme-color'] = themeColor;
  }
  return metaTags;
}
module.exports = exports['default'];
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