api/virtualLottery.js

@@ -21,11 +21,13 @@ router.use((req, res, next) => {
 
 router.route("/winners").delete(mustBeAuthenticated, async (req, res) => {
   await VirtualWinner.deleteMany();
+  io.emit("refresh_data", {});
   res.json(true);
 });
 
 router.route("/attendees").delete(mustBeAuthenticated, async (req, res) => {
   await Attendee.deleteMany();
+  io.emit("refresh_data", {});
   res.json(true);
 });
 

src/components/VirtualLotteryPage.vue

@@ -99,7 +99,10 @@ export default {
         this.currentWinnerDrawn = false;
       }, 15000);
     });
-
+    this.socket.on("refresh_data", async msg => {
+      this.getAttendees();
+      this.getWinners();
+    });
     this.socket.on("new_attendee", async msg => {
       this.getAttendees();
     });