text: "use strict";
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.default = createPreviewGetter;
  
  var _pick2 = _interopRequireDefault(require("lodash/pick"));
  
  var _guessPreviewConfig = _interopRequireDefault(require("./guessPreviewConfig"));
  
  var _deprecationUtils = require("./deprecationUtils");
  
  function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
  
  function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); enumerableOnly && (symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; })), keys.push.apply(keys, symbols); } return keys; }
  
  function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = null != arguments[i] ? arguments[i] : {}; i % 2 ? ownKeys(Object(source), !0).forEach(function (key) { _defineProperty(target, key, source[key]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)) : ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } return target; }
  
  function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
  
  function parseSelection(selection) {
    return selection.reduce((acc, field) => {
      acc[field] = field;
      return acc;
    }, {});
  }
  
  function parsePreview(preview) {
    if (!preview) {
      return preview;
    }
  
    var select = preview.select || preview.fields || {};
  
    if (Array.isArray(select)) {
      return _objectSpread(_objectSpread({}, (0, _pick2.default)(preview, ['prepare', 'component'])), {}, {
        select: parseSelection(select)
      });
    }
  
    return _objectSpread(_objectSpread({}, (0, _pick2.default)(preview, ['prepare', 'component'])), {}, {
      select
    });
  }
  
  function createPreviewGetter(objectTypeDef) {
    return function previewGetter() {
      (0, _deprecationUtils.warnIfPreviewOnOptions)(objectTypeDef);
      (0, _deprecationUtils.warnIfPreviewHasFields)(objectTypeDef);
      var preview = parsePreview(objectTypeDef.preview || (objectTypeDef.options || {}).preview);
      return preview || (0, _guessPreviewConfig.default)(objectTypeDef);
    };
  }