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import { Component, ElementRef, OnInit } from '@angular/core';
import { CanDeactivate, ComponentInstruction, RouteParams } from '@angular/router-deprecated';
import { BytesPipe } from 'angular-pipes/src/math/bytes.pipe';
import { LoaderComponent, Video, VideoService } from '../shared/index';
// TODO import it with systemjs
declare var WebTorrent: any;
@Component({
selector: 'my-video-watch',
templateUrl: 'client/app/videos/video-watch/video-watch.component.html',
styleUrls: [ 'client/app/videos/video-watch/video-watch.component.css' ],
directives: [ LoaderComponent ],
pipes: [ BytesPipe ]
})
export class VideoWatchComponent implements OnInit, CanDeactivate {
video: Video;
downloadSpeed: number;
uploadSpeed: number;
numPeers: number;
loading: boolean = false;
private interval: NodeJS.Timer;
private client: any;
constructor(
private videoService: VideoService,
private routeParams: RouteParams,
private elementRef: ElementRef
) {
// TODO: use a service
this.client = new WebTorrent({ dht: false });
}
ngOnInit() {
let id = this.routeParams.get('id');
this.videoService.getVideo(id).subscribe(
video => this.loadVideo(video),
error => alert(error)
);
}
loadVideo(video: Video) {
this.loading = true;
this.video = video;
console.log('Adding ' + this.video.magnetUri + '.');
this.client.add(this.video.magnetUri, (torrent) => {
this.loading = false;
console.log('Added ' + this.video.magnetUri + '.');
torrent.files[0].appendTo(this.elementRef.nativeElement.querySelector('.embed-responsive'), (err) => {
if (err) {
alert('Cannot append the file.');
console.error(err);
}
});
// Refresh each second
this.interval = setInterval(() => {
this.downloadSpeed = torrent.downloadSpeed;
this.uploadSpeed = torrent.uploadSpeed;
this.numPeers = torrent.numPeers;
}, 1000);
});
}
routerCanDeactivate(next: ComponentInstruction, prev: ComponentInstruction) {
console.log('Removing video from webtorrent.');
clearInterval(this.interval);
this.client.remove(this.video.magnetUri);
return true;
}
}
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