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

   1 import { Component, Input, OnInit } from '@angular/core'
   2 import { Router } from '@angular/router'
   3 import { AuthService, Notifier } from '@app/core'
   4 import { UserSubscriptionService } from '@app/shared/user-subscription/user-subscription.service'
   5 import { VideoChannel } from '@app/shared/video-channel/video-channel.model'
   6 import { I18n } from '@ngx-translate/i18n-polyfill'
   7 import { VideoService } from '@app/shared/video/video.service'
   8 import { FeedFormat } from '../../../../../shared/models/feeds'
   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   @Input() size: 'small' | 'normal' = 'normal'
  19
  20   subscribed: boolean
  21
  22   constructor (
  23     private authService: AuthService,
  24     private router: Router,
  25     private notifier: Notifier,
  26     private userSubscriptionService: UserSubscriptionService,
  27     private i18n: I18n,
  28     private videoService: VideoService
  29   ) { }
  30
  31   get channelHandle () {
  32     return this.videoChannel.name + '@' + this.videoChannel.host
  33   }
  34
  35   get channelUri () {
  36     return this.videoChannel.url
  37   }
  38
  39   ngOnInit () {
  40     if (this.isUserLoggedIn()) {
  41       this.userSubscriptionService.doesSubscriptionExist(this.channelHandle)
  42         .subscribe(
  43           res => this.subscribed = res[this.channelHandle],
  44
  45           err => this.notifier.error(err.message)
  46         )
  47     }
  48   }
  49
  50   subscribe () {
  51     if (this.isUserLoggedIn()) {
  52       return this.localSubscribe()
  53     }
  54
  55     return this.gotoLogin()
  56   }
  57
  58   localSubscribe () {
  59     this.userSubscriptionService.addSubscription(this.channelHandle)
  60       .subscribe(
  61         () => {
  62           this.subscribed = true
  63
  64           this.notifier.success(
  65             this.i18n('Subscribed to {{nameWithHost}}', { nameWithHost: this.videoChannel.displayName }),
  66             this.i18n('Subscribed')
  67           )
  68         },
  69
  70           err => this.notifier.error(err.message)
  71       )
  72   }
  73
  74   unsubscribe () {
  75     if (this.isUserLoggedIn()) {
  76       this.localUnsubscribe()
  77     }
  78   }
  79
  80   localUnsubscribe () {
  81     this.userSubscriptionService.deleteSubscription(this.channelHandle)
  82         .subscribe(
  83           () => {
  84             this.subscribed = false
  85
  86             this.notifier.success(
  87               this.i18n('Unsubscribed from {{nameWithHost}}', { nameWithHost: this.videoChannel.displayName }),
  88               this.i18n('Unsubscribed')
  89             )
  90           },
  91
  92           err => this.notifier.error(err.message)
  93         )
  94   }
  95
  96   isUserLoggedIn () {
  97     return this.authService.isLoggedIn()
  98   }
  99
 100   gotoLogin () {
 101     this.router.navigate([ '/login' ])
 102   }
 103
 104   rssOpen () {
 105     const rssFeed = this.videoService
 106                       .getVideoChannelFeedUrls(this.videoChannel.id)
 107                       .find(i => i.format === FeedFormat.RSS)
 108
 109     window.open(rssFeed.url)
 110   }
 111 }