code: function getVideos(auth, youtube, channel_id, count, callback) {
    youtube.search.list( // Call the Youtube API
    {
      auth: auth,
      part: "snippet",
      order: "date",
      maxResults : count, //integer 0-50, default 5
      channelId: channel_id
    },
    function(err, res) {
      if (err) {
        console.log("The API returned an error: " + err);
      } else {
        if (res.data.items !== undefined) { // Check if a result was found
          getVideoStatistics(auth, youtube, res.data.items, count, callback); // Get video statistics
        } else {
          callback([]);
        }
      }
    });
  }
docs: Get Youtube videos via channel ID