hgi-gindex/index.js

Module used to send indexing requests to Google service

const { google } = require('googleapis');
const sendNotification = require('./sendNotification');
const validateList = require('./validate')

const notifyGoogle = async (urlList, credentials, oldUrlList = null) => {
  validateList(urlList);
  if (oldUrlList) validateList(oldUrlList);

  const credentialsJSON = JSON.parse(credentials);

  const auth = new google.auth.GoogleAuth({
    credentials: credentialsJSON,
    scopes: ["https://www.googleapis.com/auth/indexing"],
  });

  if (!auth) throw new Error("Google auth error");

  const indexingAPI = google.indexing({ version: "v3", auth });

  const currentUrls = new Set(urlList);
  const previousUrls = new Set(oldUrlList || []);

  for (const urlRoute of currentUrls) {
    if (!previousUrls.has(urlRoute)) {
      await sendNotification(indexingAPI, urlRoute);
    }
  }

  if (oldUrlList) {
    for (const urlRoute of previousUrls) {
      if (!currentUrls.has(urlRoute)) {
        await sendNotification(indexingAPI, urlRoute, "URL_DELETED");
      }
    }
  }
}

module.exports = notifyGoogle;