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 { FormReactive } from '../../shared'
   9 import { ValidatorMessage } from '../../shared/forms/form-validators/validator-message'
  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   constructor (
  29     private formBuilder: FormBuilder,
  30     private route: ActivatedRoute,
  31     private router: Router,
  32     private notificationsService: NotificationsService,
  33     private serverService: ServerService,
  34     private videoService: VideoService
  35   ) {
  36     super()
  37   }
  38
  39   buildForm () {
  40     this.form = this.formBuilder.group({})
  41     this.form.valueChanges.subscribe(data => this.onValueChanged(data))
  42   }
  43
  44   ngOnInit () {
  45     this.buildForm()
  46
  47     this.videoPrivacies = this.serverService.getVideoPrivacies()
  48
  49     const uuid: string = this.route.snapshot.params['uuid']
  50     this.videoService.getVideo(uuid)
  51       .switchMap(video => {
  52         return this.videoService
  53           .loadCompleteDescription(video.descriptionPath)
  54           .do(description => video.description = description)
  55           .map(() => video)
  56       })
  57       .subscribe(
  58         video => {
  59           this.video = new VideoEdit(video)
  60
  61           // We cannot set private a video that was not private
  62           if (video.privacy !== VideoPrivacy.PRIVATE) {
  63             const newVideoPrivacies = []
  64             for (const p of this.videoPrivacies) {
  65               if (p.id !== VideoPrivacy.PRIVATE) newVideoPrivacies.push(p)
  66             }
  67
  68             this.videoPrivacies = newVideoPrivacies
  69           }
  70
  71           this.hydrateFormFromVideo()
  72         },
  73
  74         err => {
  75           console.error(err)
  76           this.error = 'Cannot fetch video.'
  77         }
  78       )
  79   }
  80
  81   checkForm () {
  82     this.forceCheck()
  83
  84     return this.form.valid
  85   }
  86
  87   update () {
  88     if (this.checkForm() === false) {
  89       return
  90     }
  91
  92     this.video.patch(this.form.value)
  93
  94     this.videoService.updateVideo(this.video)
  95                      .subscribe(
  96                        () => {
  97                          this.notificationsService.success('Success', 'Video updated.')
  98                          this.router.navigate([ '/videos/watch', this.video.uuid ])
  99                        },
 100
 101                        err => {
 102                          this.error = 'Cannot update the video.'
 103                          console.error(err)
 104                        }
 105                       )
 106
 107   }
 108
 109   private hydrateFormFromVideo () {
 110     this.form.patchValue(this.video.toJSON())
 111   }
 112 }