Using Google REST API with NodeJS

search-agents-json-rest.js

// Obtain JSON first: https://cloud.google.com/docs/authentication/getting-started#creating_a_service_account
// How to use: node search-agents-json-rest.js
// Search agents API: https://cloud.google.com/dialogflow/es/docs/reference/rest/v2/projects.agent/search

require("dotenv").config();

const { google } = require("googleapis");
const request = require("request");

async function main() {
  var token;
  const auth = new google.auth.GoogleAuth({
    keyFilename: "<absolute-path-to-json-file>",
    // Scopes can be specified either as an array or as a single, space-delimited string.
    scopes: ["https://www.googleapis.com/auth/dialogflow"],
  });

  async function getAccessToken() {
    const authClient = await auth.getClient();
    token = await authClient.getAccessToken();
    return token;
  }
  await getAccessToken();
  const location = "global";
  const parent = (location) => "projects/-" + "/locations/" + location;
  const parentPath = parent(location);

  request.get(
    `https://dialogflow.googleapis.com/v2/projects/-/agent:search`,
    {
      auth: {
        bearer: token.token,
      },
    },
    function (err, res) {
      if (err) {
        console.error(err);
      } else {
        console.log(res.body);
      }
    }
  );
}

main();