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

   1 import { Component, OnInit } from '@angular/core'
   2 import { FormBuilder, FormGroup } from '@angular/forms'
   3 import { ActivatedRoute, Router } from '@angular/router'
   4 import { LoadingBarService } from '@ngx-loading-bar/core'
   5 import { NotificationsService } from 'angular2-notifications'
   6 import 'rxjs/add/observable/forkJoin'
   7 import { VideoPrivacy } from '../../../../../shared/models/videos'
   8 import { ServerService } from '../../core'
   9 import { AuthService } from '../../core/auth'
  10 import { FormReactive } from '../../shared'
  11 import { ValidatorMessage } from '../../shared/forms/form-validators/validator-message'
  12 import { populateAsyncUserVideoChannels } from '../../shared/misc/utils'
  13 import { VideoEdit } from '../../shared/video/video-edit.model'
  14 import { VideoService } from '../../shared/video/video.service'
  15
  16 @Component({
  17   selector: 'my-videos-update',
  18   styleUrls: [ './shared/video-edit.component.scss' ],
  19   templateUrl: './video-update.component.html'
  20 })
  21
  22 export class VideoUpdateComponent extends FormReactive implements OnInit {
  23   video: VideoEdit
  24
  25   isUpdatingVideo = false
  26   form: FormGroup
  27   formErrors: { [ id: string ]: string } = {}
  28   validationMessages: ValidatorMessage = {}
  29   videoPrivacies = []
  30   userVideoChannels = []
  31
  32   constructor (
  33     private formBuilder: FormBuilder,
  34     private route: ActivatedRoute,
  35     private router: Router,
  36     private notificationsService: NotificationsService,
  37     private serverService: ServerService,
  38     private videoService: VideoService,
  39     private authService: AuthService,
  40     private loadingBar: LoadingBarService
  41   ) {
  42     super()
  43   }
  44
  45   buildForm () {
  46     this.form = this.formBuilder.group({})
  47     this.form.valueChanges.subscribe(data => this.onValueChanged(data))
  48   }
  49
  50   ngOnInit () {
  51     this.buildForm()
  52
  53     this.serverService.videoPrivaciesLoaded
  54       .subscribe(() => this.videoPrivacies = this.serverService.getVideoPrivacies())
  55
  56     populateAsyncUserVideoChannels(this.authService, this.userVideoChannels)
  57       .catch(err => console.error('Cannot populate async user video channels.', err))
  58
  59     const uuid: string = this.route.snapshot.params['uuid']
  60     this.videoService.getVideo(uuid)
  61       .switchMap(video => {
  62         return this.videoService
  63           .loadCompleteDescription(video.descriptionPath)
  64           .do(description => video.description = description)
  65           .map(() => video)
  66       })
  67       .subscribe(
  68         video => {
  69           this.video = new VideoEdit(video)
  70
  71           // We cannot set private a video that was not private
  72           if (video.privacy !== VideoPrivacy.PRIVATE) {
  73             const newVideoPrivacies = []
  74             for (const p of this.videoPrivacies) {
  75               if (p.id !== VideoPrivacy.PRIVATE) newVideoPrivacies.push(p)
  76             }
  77
  78             this.videoPrivacies = newVideoPrivacies
  79           }
  80
  81           this.hydrateFormFromVideo()
  82         },
  83
  84         err => {
  85           console.error(err)
  86           this.notificationsService.error('Error', err.message)
  87         }
  88       )
  89   }
  90
  91   checkForm () {
  92     this.forceCheck()
  93
  94     return this.form.valid
  95   }
  96
  97   update () {
  98     if (this.checkForm() === false) {
  99       return
 100     }
 101
 102     this.video.patch(this.form.value)
 103
 104     this.loadingBar.start()
 105     this.isUpdatingVideo = true
 106     this.videoService.updateVideo(this.video)
 107                      .subscribe(
 108                        () => {
 109                          this.isUpdatingVideo = false
 110                          this.loadingBar.complete()
 111                          this.notificationsService.success('Success', 'Video updated.')
 112                          this.router.navigate([ '/videos/watch', this.video.uuid ])
 113                        },
 114
 115                        err => {
 116                          this.isUpdatingVideo = false
 117                          this.notificationsService.error('Error', err.message)
 118                          console.error(err)
 119                        }
 120                       )
 121
 122   }
 123
 124   private hydrateFormFromVideo () {
 125     this.form.patchValue(this.video.toJSON())
 126
 127     const objects = [
 128       {
 129         url: 'thumbnailUrl',
 130         name: 'thumbnailfile'
 131       },
 132       {
 133         url: 'previewUrl',
 134         name: 'previewfile'
 135       }
 136     ]
 137
 138     for (const obj of objects) {
 139       fetch(this.video[obj.url])
 140         .then(response => response.blob())
 141         .then(data => {
 142           this.form.patchValue({
 143             [ obj.name ]: data
 144           })
 145         })
 146     }
 147   }
 148 }