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

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