client/src/app/shared/user-subscription/subscribe-button.component.ts

   1 import { Component, Input, OnInit } from '@angular/core'
   2 import { AuthService } from '@app/core'
   3 import { RestExtractor } from '@app/shared/rest'
   4 import { RedirectService } from '@app/core/routing/redirect.service'
   5 import { UserSubscriptionService } from '@app/shared/user-subscription/user-subscription.service'
   6 import { VideoChannel } from '@app/shared/video-channel/video-channel.model'
   7 import { NotificationsService } from 'angular2-notifications'
   8 import { I18n } from '@ngx-translate/i18n-polyfill'
   9
  10 @Component({
  11   selector: 'my-subscribe-button',
  12   templateUrl: './subscribe-button.component.html',
  13   styleUrls: [ './subscribe-button.component.scss' ]
  14 })
  15 export class SubscribeButtonComponent implements OnInit {
  16   @Input() videoChannel: VideoChannel
  17   @Input() displayFollowers = false
  18
  19   subscribed: boolean
  20
  21   constructor (
  22     private authService: AuthService,
  23     private restExtractor: RestExtractor,
  24     private redirectService: RedirectService,
  25     private notificationsService: NotificationsService,
  26     private userSubscriptionService: UserSubscriptionService,
  27     private i18n: I18n
  28   ) { }
  29
  30   get uri () {
  31     return this.videoChannel.name + '@' + this.videoChannel.host
  32   }
  33
  34   ngOnInit () {
  35     this.userSubscriptionService.isSubscriptionExists(this.uri)
  36       .subscribe(
  37         exists => this.subscribed = exists,
  38
  39         err => this.notificationsService.error(this.i18n('Error'), err.message)
  40       )
  41   }
  42
  43   subscribe () {
  44     this.userSubscriptionService.addSubscription(this.uri)
  45       .subscribe(
  46         () => {
  47           this.subscribed = true
  48
  49           this.notificationsService.success(
  50             this.i18n('Subscribed'),
  51             this.i18n('Subscribed to {{nameWithHost}}', { nameWithHost: this.videoChannel.displayName })
  52           )
  53         },
  54
  55           err => this.notificationsService.error(this.i18n('Error'), err.message)
  56       )
  57   }
  58
  59   unsubscribe () {
  60     this.userSubscriptionService.deleteSubscription(this.uri)
  61         .subscribe(
  62           () => {
  63             this.subscribed = false
  64
  65             this.notificationsService.success(
  66               this.i18n('Unsubscribed'),
  67               this.i18n('Unsubscribed from {{nameWithHost}}', { nameWithHost: this.videoChannel.displayName })
  68             )
  69           },
  70
  71           err => this.notificationsService.error(this.i18n('Error'), err.message)
  72         )
  73   }
  74 }