client/src/app/+video-channels/video-channels.component.ts

   1 import { Component, OnDestroy, OnInit, ViewChild } from '@angular/core'
   2 import { ActivatedRoute } from '@angular/router'
   3 import { VideoChannel } from '@app/shared/video-channel/video-channel.model'
   4 import { VideoChannelService } from '@app/shared/video-channel/video-channel.service'
   5 import { RestExtractor } from '@app/shared'
   6 import { catchError, distinctUntilChanged, map, switchMap, tap } from 'rxjs/operators'
   7 import { Subscription } from 'rxjs'
   8 import { AuthService, Notifier } from '@app/core'
   9 import { Hotkey, HotkeysService } from 'angular2-hotkeys'
  10 import { SubscribeButtonComponent } from '@app/shared/user-subscription/subscribe-button.component'
  11 import { I18n } from '@ngx-translate/i18n-polyfill'
  12 import { ListOverflowItem } from '@app/shared/misc/list-overflow.component'
  13 import { ScreenService } from '@app/shared/misc/screen.service'
  14
  15 @Component({
  16   templateUrl: './video-channels.component.html',
  17   styleUrls: [ './video-channels.component.scss' ]
  18 })
  19 export class VideoChannelsComponent implements OnInit, OnDestroy {
  20   @ViewChild('subscribeButton') subscribeButton: SubscribeButtonComponent
  21
  22   videoChannel: VideoChannel
  23   hotkeys: Hotkey[]
  24   links: ListOverflowItem[] = []
  25   isChannelManageable = false
  26
  27   private routeSub: Subscription
  28
  29   constructor (
  30     private i18n: I18n,
  31     private route: ActivatedRoute,
  32     private notifier: Notifier,
  33     private authService: AuthService,
  34     private videoChannelService: VideoChannelService,
  35     private restExtractor: RestExtractor,
  36     private hotkeysService: HotkeysService,
  37     private screenService: ScreenService
  38   ) { }
  39
  40   ngOnInit () {
  41     this.routeSub = this.route.params
  42                         .pipe(
  43                           map(params => params[ 'videoChannelName' ]),
  44                           distinctUntilChanged(),
  45                           switchMap(videoChannelName => this.videoChannelService.getVideoChannel(videoChannelName)),
  46                           catchError(err => this.restExtractor.redirectTo404IfNotFound(err, [ 400, 404 ]))
  47                         )
  48                         .subscribe(videoChannel => {
  49                           this.videoChannel = videoChannel
  50
  51                           if (this.authService.isLoggedIn()) {
  52                             this.authService.userInformationLoaded
  53                               .subscribe(() => {
  54                                 const channelUserId = this.videoChannel.ownerAccount.userId
  55                                 this.isChannelManageable = channelUserId && channelUserId === this.authService.getUser().id
  56                               })
  57                           }
  58                         })
  59
  60     this.hotkeys = [
  61       new Hotkey('S', (event: KeyboardEvent): boolean => {
  62         this.subscribeButton.subscribed ?
  63           this.subscribeButton.unsubscribe() :
  64           this.subscribeButton.subscribe()
  65         return false
  66       }, undefined, this.i18n('Subscribe to the account'))
  67     ]
  68     if (this.isUserLoggedIn()) this.hotkeysService.add(this.hotkeys)
  69
  70     this.links = [
  71       { label: this.i18n('VIDEOS'), routerLink: 'videos' },
  72       { label: this.i18n('VIDEO PLAYLISTS'), routerLink: 'video-playlists' },
  73       { label: this.i18n('ABOUT'), routerLink: 'about' }
  74     ]
  75   }
  76
  77   ngOnDestroy () {
  78     if (this.routeSub) this.routeSub.unsubscribe()
  79
  80     // Unbind hotkeys
  81     if (this.isUserLoggedIn()) this.hotkeysService.remove(this.hotkeys)
  82   }
  83
  84   get isInSmallView () {
  85     return this.screenService.isInSmallView()
  86   }
  87
  88   isUserLoggedIn () {
  89     return this.authService.isLoggedIn()
  90   }
  91
  92   get isManageable () {
  93     if (!this.isUserLoggedIn()) return false
  94     return this.videoChannel.ownerAccount.userId === this.authService.getUser().id
  95   }
  96
  97   activateCopiedMessage () {
  98     this.notifier.success(this.i18n('Username copied'))
  99   }
 100 }