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