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

   1 import { map, switchMap } from 'rxjs/operators'
   2 import { Component, OnInit } from '@angular/core'
   3 import { ActivatedRoute, Router } from '@angular/router'
   4 import { LoadingBarService } from '@ngx-loading-bar/core'
   5 import { NotificationsService } from 'angular2-notifications'
   6 import { VideoConstant, VideoPrivacy } from '../../../../../shared/models/videos'
   7 import { ServerService } from '../../core'
   8 import { FormReactive } from '../../shared'
   9 import { VideoEdit } from '../../shared/video/video-edit.model'
  10 import { VideoService } from '../../shared/video/video.service'
  11 import { I18n } from '@ngx-translate/i18n-polyfill'
  12 import { FormValidatorService } from '@app/shared/forms/form-validators/form-validator.service'
  13 import { VideoCaptionService } from '@app/shared/video-caption'
  14 import { VideoCaptionEdit } from '@app/shared/video-caption/video-caption-edit.model'
  15
  16 @Component({
  17   selector: 'my-videos-update',
  18   styleUrls: [ './shared/video-edit.component.scss' ],
  19   templateUrl: './video-update.component.html'
  20 })
  21 export class VideoUpdateComponent extends FormReactive implements OnInit {
  22   video: VideoEdit
  23
  24   isUpdatingVideo = false
  25   videoPrivacies: VideoConstant<VideoPrivacy>[] = []
  26   userVideoChannels: { id: number, label: string, support: string }[] = []
  27   schedulePublicationPossible = false
  28   videoCaptions: VideoCaptionEdit[] = []
  29
  30   private updateDone = false
  31
  32   constructor (
  33     protected formValidatorService: FormValidatorService,
  34     private route: ActivatedRoute,
  35     private router: Router,
  36     private notificationsService: NotificationsService,
  37     private serverService: ServerService,
  38     private videoService: VideoService,
  39     private loadingBar: LoadingBarService,
  40     private videoCaptionService: VideoCaptionService,
  41     private i18n: I18n
  42   ) {
  43     super()
  44   }
  45
  46   ngOnInit () {
  47     this.buildForm({})
  48
  49     this.serverService.videoPrivaciesLoaded
  50         .subscribe(() => this.videoPrivacies = this.serverService.getVideoPrivacies())
  51
  52     this.route.data
  53         .pipe(map(data => data.videoData))
  54         .subscribe(({ video, videoChannels, videoCaptions }) => {
  55           this.video = new VideoEdit(video)
  56           this.userVideoChannels = videoChannels
  57           this.videoCaptions = videoCaptions
  58
  59           // We cannot set private a video that was not private
  60           if (this.video.privacy !== VideoPrivacy.PRIVATE) {
  61             this.videoPrivacies = this.videoPrivacies.filter(p => p.id !== VideoPrivacy.PRIVATE)
  62           } else { // We can schedule video publication only if it it is private
  63             this.schedulePublicationPossible = this.video.privacy === VideoPrivacy.PRIVATE
  64           }
  65
  66           this.videoPrivacies = this.videoService.explainedPrivacyLabels(this.videoPrivacies)
  67
  68           // FIXME: Angular does not detect the change inside this subscription, so use the patched setTimeout
  69           setTimeout(() => this.hydrateFormFromVideo())
  70         },
  71
  72         err => {
  73           console.error(err)
  74           this.notificationsService.error(this.i18n('Error'), err.message)
  75         }
  76       )
  77   }
  78
  79   canDeactivate () {
  80     if (this.updateDone === true) return { canDeactivate: true }
  81
  82     for (const caption of this.videoCaptions) {
  83       if (caption.action) return { canDeactivate: false }
  84     }
  85
  86     return { canDeactivate: this.formChanged === false }
  87   }
  88
  89   checkForm () {
  90     this.forceCheck()
  91
  92     return this.form.valid
  93   }
  94
  95   update () {
  96     if (this.checkForm() === false
  97       || this.isUpdatingVideo === true) {
  98       return
  99     }
 100
 101     this.video.patch(this.form.value)
 102
 103     this.loadingBar.start()
 104     this.isUpdatingVideo = true
 105
 106     // Update the video
 107     this.videoService.updateVideo(this.video)
 108         .pipe(
 109           // Then update captions
 110           switchMap(() => this.videoCaptionService.updateCaptions(this.video.id, this.videoCaptions))
 111         )
 112         .subscribe(
 113           () => {
 114             this.updateDone = true
 115             this.isUpdatingVideo = false
 116             this.loadingBar.complete()
 117             this.notificationsService.success(this.i18n('Success'), this.i18n('Video updated.'))
 118             this.router.navigate([ '/videos/watch', this.video.uuid ])
 119           },
 120
 121           err => {
 122             this.loadingBar.complete()
 123             this.isUpdatingVideo = false
 124             this.notificationsService.error(this.i18n('Error'), err.message)
 125             console.error(err)
 126           }
 127         )
 128   }
 129
 130   private hydrateFormFromVideo () {
 131     this.form.patchValue(this.video.toFormPatch())
 132
 133     const objects = [
 134       {
 135         url: 'thumbnailUrl',
 136         name: 'thumbnailfile'
 137       },
 138       {
 139         url: 'previewUrl',
 140         name: 'previewfile'
 141       }
 142     ]
 143
 144     for (const obj of objects) {
 145       fetch(this.video[obj.url])
 146         .then(response => response.blob())
 147         .then(data => {
 148           this.form.patchValue({
 149             [ obj.name ]: data
 150           })
 151         })
 152     }
 153   }
 154 }