Simple script to request a video from YouTube API

getUrl.js

// Request to YouTube
const API_KEY=""
const videoUrl = "https://www.youtube.com/watch?v="
let reqUrl = `https://www.googleapis.com/youtube/v3/search?key=API_KEY&part=snippet&q=${query}&maxResults=25`

//Get a random int to pick a random video from the results
const getRandomInt = () => {
  let num = Math.random
  //maxResults are 25 index 0, get a random number between 0 and 24
  return Math.floor(num * 24)
}

//Get URL of cat videos from YouTube
const getUrl = () => {
  let req = new XMLHttpRequest()
  req.open("GET", reqUrl, true)
  req.send()
  req.onload = () => {
     if (req.readyState === 4 && req.status === 200) {
         let res = JSON.parse(req.responseText)
         //want results to be random
         let i = getRandomInt()
         let videoId = res["items"][i]["id"]["videoId"]
         let url = videoUrl + videoId
         console.log(url)
         return url
     } else {
         console.log("request got status: " + req.status + "error: " + req.statusText)
         return defaultUrl
     }
  }
}
 
getUrl()