client/src/assets/player/p2p-media-loader/segment-url-builder.ts

   1 import { basename } from 'path'
   2 import { Segment } from 'p2p-media-loader-core'
   3
   4 function segmentUrlBuilderFactory (baseUrls: string[]) {
   5   return function segmentBuilder (segment: Segment) {
   6     const max = baseUrls.length + 1
   7     const i = getRandomInt(max)
   8
   9     if (i === max - 1) return segment.url
  10
  11     const newBaseUrl = baseUrls[i]
  12     const middlePart = newBaseUrl.endsWith('/') ? '' : '/'
  13
  14     return newBaseUrl + middlePart + basename(segment.url)
  15   }
  16 }
  17
  18 // ---------------------------------------------------------------------------
  19
  20 export {
  21   segmentUrlBuilderFactory
  22 }
  23
  24 // ---------------------------------------------------------------------------
  25
  26 function getRandomInt (max: number) {
  27   return Math.floor(Math.random() * Math.floor(max))
  28 }