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

   1 import { Subject, Subscription } from 'rxjs'
   2 import { AfterViewInit, Component, OnDestroy, OnInit } from '@angular/core'
   3 import { ComponentPagination, hasMoreItems, HooksService, ScreenService } from '@app/core'
   4 import { VideoChannel, VideoChannelService } from '@app/shared/shared-main'
   5 import { VideoPlaylist, VideoPlaylistService } from '@app/shared/shared-video-playlist'
   6
   7 @Component({
   8   selector: 'my-video-channel-playlists',
   9   templateUrl: './video-channel-playlists.component.html',
  10   styleUrls: [ './video-channel-playlists.component.scss' ]
  11 })
  12 export class VideoChannelPlaylistsComponent implements OnInit, AfterViewInit, OnDestroy {
  13   videoPlaylists: VideoPlaylist[] = []
  14
  15   pagination: ComponentPagination = {
  16     currentPage: 1,
  17     itemsPerPage: 20,
  18     totalItems: null
  19   }
  20
  21   onDataSubject = new Subject<any[]>()
  22
  23   private videoChannelSub: Subscription
  24   private videoChannel: VideoChannel
  25
  26   constructor (
  27     private videoPlaylistService: VideoPlaylistService,
  28     private videoChannelService: VideoChannelService,
  29     private screenService: ScreenService,
  30     private hooks: HooksService
  31   ) {}
  32
  33   ngOnInit () {
  34     // Parent get the video channel for us
  35     this.videoChannelSub = this.videoChannelService.videoChannelLoaded
  36       .subscribe(videoChannel => {
  37         this.videoChannel = videoChannel
  38
  39         this.hooks.runAction('action:video-channel-playlists.video-channel.loaded', 'video-channel', { videoChannel })
  40
  41         this.loadVideoPlaylists()
  42       })
  43   }
  44
  45   ngAfterViewInit () {
  46     this.hooks.runAction('action:video-channel-playlists.init', 'video-channel')
  47   }
  48
  49   ngOnDestroy () {
  50     if (this.videoChannelSub) this.videoChannelSub.unsubscribe()
  51   }
  52
  53   onNearOfBottom () {
  54     if (!hasMoreItems(this.pagination)) return
  55
  56     this.pagination.currentPage += 1
  57     this.loadVideoPlaylists()
  58   }
  59
  60   displayAsRow () {
  61     return this.screenService.isInMobileView()
  62   }
  63
  64   private loadVideoPlaylists () {
  65     this.videoPlaylistService.listChannelPlaylists(this.videoChannel, this.pagination)
  66       .subscribe(res => {
  67         this.videoPlaylists = this.videoPlaylists.concat(res.data)
  68         this.pagination.totalItems = res.total
  69
  70         this.hooks.runAction('action:video-channel-playlists.playlists.loaded', 'video-channel', { playlists: this.videoPlaylists })
  71
  72         this.onDataSubject.next(res.data)
  73       })
  74   }
  75 }