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