debug messages

client/src/app/led-presentation/led-presentation.component.ts

@@ -29,6 +29,8 @@ export class LedPresentationComponent implements OnInit {
   }
 
   onValueChange(currentValue: string, id: number) {
+    console.log(id);
+    console.log(currentValue);
     if (currentValue === "1") {
       this.setOff(id);
     } else {