Fix when hidden electron

app/admin_panel/js/main.js

@@ -10,7 +10,7 @@ function isDev() {
 
 function createWindow() {
     // Create the browser window.
-    global.mainWindow = new BrowserWindow({
+    const mainWindow = new BrowserWindow({
         width: 800,
         height: 600,
         webPreferences: {
@@ -24,6 +24,8 @@ function createWindow() {
         show: false
     });
 
+    global.mainWindow = mainWindow;
+
     // This block of code is intended for development purpose only.
     // Delete this entire block of code when you are ready to package the application.
     if (isDev()) {
@@ -47,6 +49,14 @@ function createWindow() {
         global.mainWindow = null
     });
 
+    global.mainWindow.on('hide', () => {
+        global.hidden = true;
+    });
+
+    global.mainWindow.on('show', () => {
+        global.hidden = false;
+    });
+
     // Emitted when the window is ready to be shown
     // This helps in showing the window gracefully.
     global.mainWindow.once('ready-to-show', () => {

app/admin_panel/js/websocket.js

@@ -156,6 +156,9 @@ class WebSocketServer {
                 if (uuid !== this.getSelectedRaspberryPi()?.uuid) {
                     return;
                 }
+                if (global.hidden) {
+                    return;
+                }
                 global.mainWindow.webContents.send('onMessage', message.toString());
             });
         });