client/angular/videos/components/watch/videos-watch.component.ts

   1 import { Component, OnInit, ElementRef } from 'angular2/core';
   2 import { RouteParams, CanDeactivate, ComponentInstruction } from 'angular2/router';
   3
   4 // TODO import it with systemjs
   5 declare var WebTorrent: any;
   6
   7 import { Video } from '../../models/video';
   8 import { VideosService } from '../../services/videos.service';
   9
  10 @Component({
  11   selector: 'my-video-watch',
  12   templateUrl: 'app/angular/videos/components/watch/videos-watch.component.html',
  13   styleUrls: [ 'app/angular/videos/components/watch/videos-watch.component.css' ]
  14 })
  15
  16 export class VideosWatchComponent implements OnInit, CanDeactivate {
  17   video: Video;
  18
  19   private client: any;
  20
  21   constructor(
  22     private _videosService: VideosService,
  23     private _routeParams: RouteParams,
  24     private _elementRef: ElementRef
  25   ) {
  26     // TODO: use a service
  27     this.client = new WebTorrent({ dht: false });
  28   }
  29
  30   ngOnInit() {
  31     let id = this._routeParams.get('id');
  32     this._videosService.getVideo(id).subscribe(
  33       video => this.loadVideo(video),
  34       error => alert(error)
  35     );
  36   }
  37
  38   loadVideo(video: Video) {
  39     this.video = video;
  40     console.log('Adding ' + this.video.magnetUri + '.');
  41     this.client.add(this.video.magnetUri, (torrent) => {
  42       console.log('Added ' + this.video.magnetUri + '.');
  43       torrent.files[0].appendTo(this._elementRef.nativeElement, (err) => {
  44         if (err) {
  45           alert('Cannot append the file.');
  46           console.error(err);
  47         }
  48       });
  49     });
  50   }
  51
  52   routerCanDeactivate(next: ComponentInstruction, prev: ComponentInstruction) : any {
  53     console.log('Removing video from webtorrent.');
  54     this.client.remove(this.video.magnetUri);
  55     return true;
  56   }
  57 }