client/src/app/+videos/+video-edit/video-update.resolver.ts

   1 import { forkJoin, of } from 'rxjs'
   2 import { map, switchMap } from 'rxjs/operators'
   3 import { Injectable } from '@angular/core'
   4 import { ActivatedRouteSnapshot, Resolve } from '@angular/router'
   5 import { VideoCaptionService, VideoChannelService, VideoDetails, VideoService } from '@app/shared/shared-main'
   6 import { LiveVideoService } from '@app/shared/shared-video-live'
   7
   8 @Injectable()
   9 export class VideoUpdateResolver implements Resolve<any> {
  10   constructor (
  11     private videoService: VideoService,
  12     private liveVideoService: LiveVideoService,
  13     private videoChannelService: VideoChannelService,
  14     private videoCaptionService: VideoCaptionService
  15   ) {
  16   }
  17
  18   resolve (route: ActivatedRouteSnapshot) {
  19     const uuid: string = route.params[ 'uuid' ]
  20
  21     return this.videoService.getVideo({ videoId: uuid })
  22                .pipe(
  23                  switchMap(video => forkJoin(this.buildVideoObservables(video))),
  24                  map(([ video, videoChannels, videoCaptions, liveVideo ]) => ({ video, videoChannels, videoCaptions, liveVideo }))
  25                )
  26   }
  27
  28   private buildVideoObservables (video: VideoDetails) {
  29     return [
  30       this.videoService
  31         .loadCompleteDescription(video.descriptionPath)
  32         .pipe(map(description => Object.assign(video, { description }))),
  33
  34       this.videoChannelService
  35         .listAccountVideoChannels(video.account)
  36         .pipe(
  37           map(result => result.data),
  38           map(videoChannels => videoChannels.map(c => ({
  39             id: c.id,
  40             label: c.displayName,
  41             support: c.support,
  42             avatarPath: c.avatar?.path
  43           })))
  44         ),
  45
  46       this.videoCaptionService
  47         .listCaptions(video.id)
  48         .pipe(
  49           map(result => result.data)
  50         ),
  51
  52       video.isLive
  53           ? this.liveVideoService.getVideoLive(video.id)
  54           : of(undefined)
  55     ]
  56   }
  57 }