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

   1 import { Subject, Subscription } from 'rxjs'
   2 import { Component, OnDestroy, OnInit } from '@angular/core'
   3 import { ComponentPagination, hasMoreItems, 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, 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   ) {}
  31
  32   ngOnInit () {
  33     // Parent get the video channel for us
  34     this.videoChannelSub = this.videoChannelService.videoChannelLoaded
  35                                .subscribe(videoChannel => {
  36                                  this.videoChannel = videoChannel
  37                                  this.loadVideoPlaylists()
  38                                })
  39   }
  40
  41   ngOnDestroy () {
  42     if (this.videoChannelSub) this.videoChannelSub.unsubscribe()
  43   }
  44
  45   onNearOfBottom () {
  46     if (!hasMoreItems(this.pagination)) return
  47
  48     this.pagination.currentPage += 1
  49     this.loadVideoPlaylists()
  50   }
  51
  52   displayAsRow () {
  53     return this.screenService.isInMobileView()
  54   }
  55
  56   private loadVideoPlaylists () {
  57     this.videoPlaylistService.listChannelPlaylists(this.videoChannel, this.pagination)
  58         .subscribe(res => {
  59           this.videoPlaylists = this.videoPlaylists.concat(res.data)
  60           this.pagination.totalItems = res.total
  61
  62           this.onDataSubject.next(res.data)
  63         })
  64   }
  65 }