Get all youtube videos ids for specified username

getVideos.js

const request = require("request");

const apiKey = "...";
const youtubeUserName = "...";
let videos = [];
let playlistId;

console.log("Getting videos...");

// Get playlist ID
request(
  {
    method: "GET",
    url:
      "https://www.googleapis.com/youtube/v3/channels?part=contentDetails&forUsername=" +
      youtubeUserName +
      "&key=" +
      apiKey
  },
  function(error, response, body) {
    let data = JSON.parse(body);
    playlistId = data.items[0].contentDetails.relatedPlaylists.uploads;
    getVides();
  }
);

function getVides(token) {
  let nextToken = token === undefined ? "" : "&pageToken=" + token;
  request(
    {
      method: "GET",
      url:
        "https://www.googleapis.com/youtube/v3/playlistItems?part=snippet&maxResults=50&playlistId=" +
        playlistId +
        "&key=" +
        apiKey +
        nextToken
    },
    function(error, response, body) {
      let data = JSON.parse(body);
      data.items.forEach(function(item) {
        videos.push(item.snippet.resourceId.videoId);
      });

      if (data.nextPageToken !== undefined) {
        getVides(data.nextPageToken);
      } else {
        // Output all videos ids
        console.log(videos);
      }
    }
  );
}