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/video-privacy.enum'
   7 import { ServerService } from '../../core'
   8 import {
   9   FormReactive,
  10   VIDEO_CATEGORY,
  11   VIDEO_DESCRIPTION,
  12   VIDEO_LANGUAGE,
  13   VIDEO_LICENCE,
  14   VIDEO_NAME,
  15   VIDEO_PRIVACY,
  16   VIDEO_TAGS
  17 } from '../../shared'
  18 import { ValidatorMessage } from '../../shared/forms/form-validators'
  19 import { VideoService } from '../../shared/video/video.service'
  20 import { VideoEdit } from '../../shared/video/video-edit.model'
  21
  22 @Component({
  23   selector: 'my-videos-update',
  24   styleUrls: [ './shared/video-edit.component.scss' ],
  25   templateUrl: './video-update.component.html'
  26 })
  27
  28 export class VideoUpdateComponent extends FormReactive implements OnInit {
  29   video: VideoEdit
  30
  31   error: string = null
  32   form: FormGroup
  33   formErrors: { [ id: string ]: string } = {}
  34   validationMessages: ValidatorMessage = {}
  35   videoPrivacies = []
  36
  37   fileError = ''
  38
  39   constructor (
  40     private formBuilder: FormBuilder,
  41     private route: ActivatedRoute,
  42     private router: Router,
  43     private notificationsService: NotificationsService,
  44     private serverService: ServerService,
  45     private videoService: VideoService
  46   ) {
  47     super()
  48   }
  49
  50   buildForm () {
  51     this.form = this.formBuilder.group({})
  52     this.form.valueChanges.subscribe(data => this.onValueChanged(data))
  53   }
  54
  55   ngOnInit () {
  56     this.buildForm()
  57
  58     this.videoPrivacies = this.serverService.getVideoPrivacies()
  59
  60     const uuid: string = this.route.snapshot.params['uuid']
  61     this.videoService.getVideo(uuid)
  62       .switchMap(video => {
  63         return this.videoService
  64           .loadCompleteDescription(video.descriptionPath)
  65           .do(description => video.description = description)
  66           .map(() => video)
  67       })
  68       .subscribe(
  69         video => {
  70           this.video = new VideoEdit(video)
  71
  72           // We cannot set private a video that was not private
  73           if (video.privacy !== VideoPrivacy.PRIVATE) {
  74             const newVideoPrivacies = []
  75             for (const p of this.videoPrivacies) {
  76               if (p.id !== VideoPrivacy.PRIVATE) newVideoPrivacies.push(p)
  77             }
  78
  79             this.videoPrivacies = newVideoPrivacies
  80           }
  81
  82           this.hydrateFormFromVideo()
  83         },
  84
  85         err => {
  86           console.error(err)
  87           this.error = 'Cannot fetch video.'
  88         }
  89       )
  90   }
  91
  92   checkForm () {
  93     this.forceCheck()
  94
  95     return this.form.valid
  96   }
  97
  98   update () {
  99     if (this.checkForm() === false) {
 100       return
 101     }
 102
 103     this.video.patch(this.form.value)
 104
 105     this.videoService.updateVideo(this.video)
 106                      .subscribe(
 107                        () => {
 108                          this.notificationsService.success('Success', 'Video updated.')
 109                          this.router.navigate([ '/videos/watch', this.video.uuid ])
 110                        },
 111
 112                        err => {
 113                          this.error = 'Cannot update the video.'
 114                          console.error(err)
 115                        }
 116                       )
 117
 118   }
 119
 120   private hydrateFormFromVideo () {
 121     this.form.patchValue(this.video.toJSON())
 122   }
 123 }