Check for vibrate function

Dockerfile

@@ -1,4 +1,4 @@
-FROM node:14
+FROM node:12
 
 WORKDIR /app
 

room.js

@@ -108,11 +108,9 @@ function reset(roomId) {
   room.canBuzz = true;
 
   room.participants.forEach(p => {
-    if (p.ws) {
-      p.ws.send(JSON.stringify({
-        type: "reset"
-      }));
-    }
+    p.ws.send(JSON.stringify({
+      type: "reset"
+    }));
   });
 }
 
@@ -139,12 +137,10 @@ function updateScore(roomId, participantId, points) {
 
     participant.score += points;
 
-    if (participant.ws) {
-      participant.ws.send(JSON.stringify({
-        type: "score",
-        score: participant.score,
-      }));
-    }
+    participant.ws.send(JSON.stringify({
+      type: "score",
+      score: participant.score,
+    }));
   }
 
   room.audience.forEach(ws => {

views/audience.handlebars

@@ -65,7 +65,7 @@
       };
 
       function beep() {
-        if (window.navigator.vibrate) window.navigator.vibrate(500);
+        window.navigator.vibrate(500);
       }
 
       function updateScore(participantId, points) {