client/src/standalone/videos/shared/video-fetcher.ts

   1 import { HttpStatusCode, LiveVideo, VideoDetails } from '../../../../../shared/models'
   2 import { AuthHTTP } from './auth-http'
   3
   4 export class VideoFetcher {
   5
   6   constructor (private readonly http: AuthHTTP) {
   7
   8   }
   9
  10   async loadVideo (videoId: string) {
  11     const videoPromise = this.loadVideoInfo(videoId)
  12
  13     let videoResponse: Response
  14     let isResponseOk: boolean
  15
  16     try {
  17       videoResponse = await videoPromise
  18       isResponseOk = videoResponse.status === HttpStatusCode.OK_200
  19     } catch (err) {
  20       console.error(err)
  21
  22       isResponseOk = false
  23     }
  24
  25     if (!isResponseOk) {
  26       if (videoResponse?.status === HttpStatusCode.NOT_FOUND_404) {
  27         throw new Error('This video does not exist.')
  28       }
  29
  30       throw new Error('We cannot fetch the video. Please try again later.')
  31     }
  32
  33     const captionsPromise = this.loadVideoCaptions(videoId)
  34
  35     return { captionsPromise, videoResponse }
  36   }
  37
  38   loadVideoWithLive (video: VideoDetails) {
  39     return this.http.fetch(this.getLiveUrl(video.uuid), { optionalAuth: true })
  40       .then(res => res.json())
  41       .then((live: LiveVideo) => ({ video, live }))
  42   }
  43
  44   getVideoViewsUrl (videoUUID: string) {
  45     return this.getVideoUrl(videoUUID) + '/views'
  46   }
  47
  48   private loadVideoInfo (videoId: string): Promise<Response> {
  49     return this.http.fetch(this.getVideoUrl(videoId), { optionalAuth: true })
  50   }
  51
  52   private loadVideoCaptions (videoId: string): Promise<Response> {
  53     return this.http.fetch(this.getVideoUrl(videoId) + '/captions', { optionalAuth: true })
  54   }
  55
  56   private getVideoUrl (id: string) {
  57     return window.location.origin + '/api/v1/videos/' + id
  58   }
  59
  60   private getLiveUrl (videoId: string) {
  61     return window.location.origin + '/api/v1/videos/live/' + videoId
  62   }
  63 }