gatsby-node.js

const path = require("path")


exports.createSchemaCustomization = ({ actions, schema }) => {

  const { createTypes } = actions

  const typeDefs = [
    `
      type media__image implements Node {
        drupal_id: String
        name: String
        field_media_image: media__imageField_media_image
        relationships: media__imageRelationships
      }
      type media__imageField_media_image implements Node {
        alt: String
      }
      type media__imageRelationships implements Node {
        field_media_image: file__file @link(from: "field_media_image___NODE")
        node__spotlight: [node__spotlight] @link(from: "node__spotlight___NODE")
      }
      type node__spotlight implements Node {
        changed: Date
        drupal_id: String
        field_spotlight_alignment: String
        field_spotlight_button: String
        field_spotlight_caption: String
        field_spotlight_image_alignment: String
        field_spotlight_rank: Int
        field_spotlight_url: node__spotlightField_spotlight_url
        relationships: node__spotlightRelationships
        status: Boolean
        title: String
      }
      type node__spotlightRelationships implements Node {
        field_hero_image: media__image @link(from: "field_hero_image___NODE")
      }
      type node__spotlightField_spotlight_url implements Node {
        uri: String
        url: String
        title: String
      }
      type WpEventToEventsCategoryConnection implements Node {
        nodes: [WpEventsCategory]
      }
      type WpEventsCategory implements Node {
        name: String
      }
    `,

    schema.buildObjectType({
      name: `WpEvent`,
      interfaces: [`Node`],
      fields: {
        endDate: `String`,
        startDate: `String`,
        title: `String`,
        url: `String`,
        eventsCategories: `WpEventToEventsCategoryConnection`,
        isPast: {
          type: `Boolean`,
          resolve: (source) => new Date(source.startDate) < new Date(),
        },
      },
    }),
  ]
  createTypes(typeDefs)
}