datocms-client/lib/local/JsonApiEntity.js

For new DatoCMS users, we recommend @datocms/cma-client-node

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;

var _keyFormatter = require("../utils/keyFormatter");

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

var JsonApiEntity = function JsonApiEntity(payload, repo) {
  _classCallCheck(this, JsonApiEntity);

  var cachedCamelizedAttributes = {};
  var cachedCamelizedMeta = null;
  return new Proxy({
    type: payload.type,
    id: payload.id
  }, {
    get: function get(target, prop, receiver) {
      if (prop === 'id') {
        return payload.id;
      }

      if (prop === 'type') {
        return payload.type;
      }

      if (prop === 'payload') {
        return payload;
      }

      if (prop === 'repo') {
        return repo;
      }

      if (prop === 'meta') {
        if (cachedCamelizedMeta) {
          return cachedCamelizedMeta;
        }

        cachedCamelizedMeta = (0, _keyFormatter.camelizeKeys)(payload.meta || {});
        return cachedCamelizedMeta;
      }

      for (var _i = 0, _arr = [(0, _keyFormatter.decamelize)(prop), (0, _keyFormatter.decamelizeLegacyApiKeysWithUnderscoreAndThenNumber)(prop)]; _i < _arr.length; _i++) {
        var decamelizedProp = _arr[_i];

        if (payload.attributes && decamelizedProp in payload.attributes) {
          if (cachedCamelizedAttributes[prop]) {
            return cachedCamelizedAttributes[prop];
          }

          cachedCamelizedAttributes[prop] = (0, _keyFormatter.camelizeKeys)(payload.attributes[decamelizedProp]);
          return cachedCamelizedAttributes[prop];
        }

        if (payload.relationships && decamelizedProp in payload.relationships) {
          var linkage = payload.relationships[decamelizedProp].data;

          if (Array.isArray(linkage)) {
            return linkage.map(function (item) {
              return repo.findEntity(item.type, item.id);
            });
          }

          if (linkage) {
            return repo.findEntity(linkage.type, linkage.id);
          }

          return null;
        }
      }

      return Reflect.get(target, prop, receiver);
    }
  });
};

exports["default"] = JsonApiEntity;