reregister users on roll

src/main/resources/META-INF/resources/app.js

@@ -14,6 +14,17 @@ function url() {
     return window.location.protocol + '//' + window.location.hostname + (window.location.port?.length > 0 ? ':' + window.location.port : '');
 }
 
+function register() {
+    let httpRequest = new XMLHttpRequest();
+    httpRequest.open('POST', url() + '/dice/' + document.getElementById('room').value + '/register')
+    httpRequest.setRequestHeader('Content-Type', 'application/json')
+    httpRequest.send(JSON.stringify({
+        name: document.getElementById('name').value,
+        overlay: document.getElementById('overlayId').value,
+        id: document.getElementById('room').value + ':' + localStorage.getItem('userId')
+    }))
+}
+
 function start(event = undefined) {
     if ((!event || event.keyCode === 13) && document.getElementById('name').value.length > 0 && document.getElementById('room').value.length > 0) {
         document.getElementById('overlayId').value = url() + '/overlay/' + document.getElementById('room').value + ':' + localStorage.getItem('userId') + '?scale=10&clearAfter=30';
@@ -61,14 +72,7 @@ function start(event = undefined) {
 
         localStorage.setItem(document.getElementById('name').value + '-started', "true")
 
-        let httpRequest = new XMLHttpRequest();
+        register();
-        httpRequest.open('POST', url() + '/dice/' + document.getElementById('room').value + '/register')
-        httpRequest.setRequestHeader('Content-Type', 'application/json')
-        httpRequest.send(JSON.stringify({
-            name: document.getElementById('name').value,
-            overlay: document.getElementById('overlayId').value,
-            id: document.getElementById('room').value + ':' + localStorage.getItem('userId')
-        }))
         if (document.getElementById('gm').checked) {
             document.getElementById('resultSwitch').checked = true;
             document.getElementById('resultFrame').src = document.getElementById('resultsId').value;
@@ -98,18 +102,21 @@ function start(event = undefined) {
                     newOverlay.appendChild(newInput);
                     overlays.appendChild(newOverlay);
 
-                    let dice = document.createElement('iframe');
+                    if (!document.getElementById(data.id + '-diceFrame')) {
-                    dice.id = data.id + '-diceFrame'
+                        let dice = document.createElement('iframe');
-                    dice.style.width = "50%";
+                        dice.id = data.id + '-diceFrame'
-                    dice.style.height = "100%";
+                        dice.style.width = "50%";
-                    dice.style.overflow = "hidden";
+                        dice.style.height = "100%";
-                    dice.style.border = "0";
+                        dice.style.overflow = "hidden";
-                    dice.style.zIndex = "4";
+                        dice.style.border = "0";
-                    dice.style.position = "absolute";
+                        dice.style.zIndex = "4";
-                    dice.style.top = "0";
+                        dice.style.position = "absolute";
-                    dice.style.left = "50%";
+                        dice.style.top = "0";
-                    dice.src = data.overlay;
+                        dice.style.left = "50%";
-                    document.getElementById('results-dice').appendChild(dice)
+                        dice.src = data.overlay;
+                        document.getElementById('results-dice').appendChild(dice)
+
+                    }
                 }
 
                 configurePopover();
@@ -125,6 +132,7 @@ function rollEasy(dice) {
 
 function roll(event) {
     if ((!event || event.keyCode === 13) && document.getElementById('command').value?.length > 0) {
+        register()
         let httpRequest = new XMLHttpRequest();
         httpRequest.open('POST', url() + '/dice/' + document.getElementById('room').value + ':' + localStorage.getItem(`userId`))
         httpRequest.setRequestHeader('Content-Type', 'application/json')
@@ -207,11 +215,7 @@ document.addEventListener("DOMContentLoaded", async () => {
     })
 
     document.getElementById('resultDiceSwitch').addEventListener('change', function () {
-        if (!this.checked) {
+        document.getElementById('results-dice').hidden = !this.checked;
-            document.getElementById('results-dice').hidden = true
-        } else {
-            document.getElementById('results-dice').hidden = false
-        }
     })
 
     document.getElementById('chatOverlayLink').href = url() + '/chatoverlay'

src/main/resources/templates/index.html

@@ -202,11 +202,8 @@
             <h2 style="text-align: center">How-To</h2>
             <ul>
                 <li>
-                    Join a room by entering your character name and the name of the room.<br/>
+                    Join a room by entering your character name and the name of the room
-                    <strong>If you are a GM, make sure to join the room first or let all other players rejoin to get all
-                        Overlay-URLs.</strong>
                 </li>
-
                 <li>Open your Dice-Overlay either in a new Tab or as a browser source in OBS</li>
                 <ul>
                     <li>You can configure your Overlay with query parameters (for more information hover over the link)