Javascript REGEX - Get video extension from video url and return video Type with IF

getvideotype.js

/**************************** AUTOMATICALLY GET AND SET AUDIO & VIDEO TYPE  ******************************/
const rtmp_suffix = /^rtmp:\/\//;
const hls_suffix = /\.m3u8/;
const mp4_suffix = /\.(mp4|m4p|m4v|mov)/i;
const hds_suffix = /\.f4m/;
const dash_suffix = /\.mpd/;
const flv_suffix = /\.flv/;
const webm_suffix = /\.webm/;
/* AUDIO */
//const mp3_suffix = /\.mp3/;
const mpeg_suffix = /\.(mp3|m4a)/i;
const ogg_suffix = /\.ogg/;

//const youtube_suffix = /\.youtube.com/;
//const yt_suffix = /^(?:https?:\/\/)?(?:www\.)?youtube\.com\/watch\?(?=.*v=((\w|-){11}))(?:\S+)?$/;
const yt_suffix = /^.*(youtu.be\/|v\/|u\/\w\/|embed\/|watch\?v=|\&v=)([^#\&\?]*).*/;
const dm_suffix = /\.?dailymotion.com/;
const vm_suffix = /\.?vimeo.com/;
/* ADVANCED REGEX */
//      const regVimeo = /^.*(vimeo.com\/)((channels\/[A-z]+\/)|(groups\/[A-z]+\/videos\/))?([0-9]+)/;
//      const regDailymotion = /^.+dailymotion.com\/(video|hub)\/([^_]+)[^#]*(#video=([^_&]+))?/;
//      const regMetacafe = /^.*(metacafe.com)(\/watch\/)(d+)(.*)/i;
//      const youtube_suffix = /(youtu.be\/|v\/|u\/\w\/|embed\/|watch\?v=|\&v=)([^#\&\?]*).*/;

  
function getType(url) {

  /* AUDIO */
  if (mpeg_suffix.test(url))
    return 'audio/mpeg';
  if (ogg_suffix.test(url))
    return 'audio/ogg';
  /* VIDEO */
  if (dash_suffix.test(url))
    return 'application/dash+xml';
  if (rtmp_suffix.test(url))
    return 'rtmp/mp4';
  if (hls_suffix.test(url))
    return 'application/x-mpegurl';
  if (mp4_suffix.test(url))
    return 'video/mp4';
  if (hds_suffix.test(url))
    return 'application/adobe-f4m';
  if (flv_suffix.test(url))
    return 'video/flv';
  if (webm_suffix.test(url))
    return 'video/webm';
  if (yt_suffix.test(url))
    return 'video/youtube';
  if (dm_suffix.test(url))
    return 'video/dailymotion';
  if (vm_suffix.test(url))
    return 'video/vimeo';

  console.log('could not find link type: "' + url + '" assuming is mp4');
  return 'video/mp4';
};