[+] Encapsulate function to get vid from youtube url

src/App.ts

@@ -172,3 +172,19 @@ export default class App extends Vue
         this.$refs.ps.show(this.swipeItems(), {index: index});
     }
 }
+
+/**
+ * Get VID from youtube url
+ *
+ * @param url
+ */
+function getYoutubeVID(url: string)
+{
+    let video_id = url.split('v=')[1];
+    let ampersandPosition = video_id.indexOf('&');
+    if(ampersandPosition != -1)
+    {
+        video_id = video_id.substring(0, ampersandPosition);
+    }
+    return video_id;
+}