added multiple download support

lazy loaded images now reload after a new download

src/app/download-item/download-item.component.ts

@@ -0,0 +1,41 @@
+import { Component, OnInit, Output, EventEmitter, Input } from '@angular/core';
+import { Download } from 'app/main/main.component';
+
+
+@Component({
+  selector: 'app-download-item',
+  templateUrl: './download-item.component.html',
+  styleUrls: ['./download-item.component.scss']
+})
+export class DownloadItemComponent implements OnInit {
+
+  @Input() download: Download = {
+    uid: null,
+    type: 'audio',
+    percent_complete: 0,
+    url: 'http://youtube.com/watch?v=17848rufj',
+    downloading: true,
+    is_playlist: false
+  };
+  @Output() cancelDownload = new EventEmitter<Download>();
+
+  @Input() queueNumber = null;
+
+  url_id = null;
+
+  constructor() { }
+
+  ngOnInit() {
+    if (this.download && this.download.url && this.download.url.includes('youtube')) {
+      const string_id = (this.download.is_playlist ? '?list=' : '?v=')
+      const index_offset = (this.download.is_playlist ? 6 : 3);
+      const end_index = this.download.url.indexOf(string_id) + index_offset;
+      this.url_id = this.download.url.substring(end_index, this.download.url.length);
+    }
+  }
+
+  cancelTheDownload() {
+    this.cancelDownload.emit(this.download);
+  }
+
+}