@jupl/gatsby-source-kentico-cloud/decorators/richTextElementDecorator.js

Gatsby source plugin for Kentico Cloud

"use strict";

const _ = require(`lodash`);

const normalize = require('../normalize');

const validation = require('../validation');
/**
 * Add Gatsby relations from rich text elements'
 * inline linked items instead of embedded ones.
 * @param {Array} defaultCultureContentItemNodes
 *   Gatsby content item nodes in default culture.
 * @param {Map<String, Array>} nonDefaultLanguageItemNodes
 *  Non-default gatsby content item nodes stored under the culture key.
 */


const decorateItemNodesWithRichTextLinkedItemsLinks = (defaultCultureContentItemNodes, nonDefaultLanguageItemNodes) => {
  defaultCultureContentItemNodes.forEach(itemNode => {
    try {
      decorateItemNodeWithRichTextLinkedItemsLinks(itemNode, defaultCultureContentItemNodes);
    } catch (error) {
      console.error(error);
    }
  });
  nonDefaultLanguageItemNodes.forEach(languageNodes => {
    languageNodes.forEach(itemNode => {
      try {
        decorateItemNodeWithRichTextLinkedItemsLinks(itemNode, languageNodes);
      } catch (error) {
        console.error(error);
      }
    });
  });
};
/**
 * Create a new property with resolved Html.
 * @param {Array} items Items response from JS SDK.
 */


const resolveHtml = items => {
  items.forEach(item => {
    Object.keys(item).filter(key => _.has(item[key], `type`) && item[key].type === `rich_text`).forEach(key => {
      item.elements[key].resolvedHtml = item[key].getHtml().toString();
    });
  });
};
/**
 * Adds links to content items (stored in Rich text elements)
 *    via a sibling '_nodes' property.
 * @param {object} itemNode - Gatsby content item node.
 * @param {array} allNodesOfSameLanguage - The whole set of nodes
 *    of that same language.
 * @throws {Error}
 */


const decorateItemNodeWithRichTextLinkedItemsLinks = (itemNode, allNodesOfSameLanguage) => {
  validation.checkItemsObjectStructure([itemNode]);
  validation.checkItemsObjectStructure(allNodesOfSameLanguage);
  Object.keys(itemNode.elements).forEach(propertyName => {
    const property = itemNode.elements[propertyName];

    if (_.get(property, `type`) === `rich_text`) {
      const linkPropertyName = `${propertyName}.linked_items___NODE`;
      const linkedNodes = allNodesOfSameLanguage.filter(node => _.has(property, `linkedItemCodenames`) && _.isArray(property.linkedItemCodenames) && property.linkedItemCodenames.includes(node.system.codename));

      _.set(itemNode.elements, linkPropertyName, []);

      normalize.addLinkedItemsLinks(itemNode, linkedNodes, linkPropertyName);
    }
  });
};

module.exports = {
  decorateItemNodesWithRichTextLinkedItemsLinks,
  resolveHtml
};