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