chore: Änderungen commited

backend/static/js/printer_monitor.js

@@ -107,13 +107,14 @@ class PrinterMonitor {
     /**
      * Holt aktuelle Drucker-Status-Daten
      */
-    async updatePrinterStatus() {
+    async updatePrinterStatus(forceRefresh = false) {
         if (!this.isActive) {
             return;
         }
         
         try {
-            const response = await fetch(`/api/printers/status`, {
+            const url = `/api/printers/status${forceRefresh ? '?force_refresh=true' : ''}`;
+            const response = await fetch(url, {
                 method: 'GET',
                 headers: {
                     'Content-Type': 'application/json',
@@ -427,6 +428,56 @@ class PrinterMonitor {
     /**
      * Initialisiert alle Steckdosen (nur für Admins)
      */
+    async forceNetworkRefresh() {
+        try {
+            console.log('🔄 Starte Force-Network-Refresh...');
+            
+            const response = await fetch('/api/printers/force-refresh', {
+                method: 'POST',
+                headers: {
+                    'Content-Type': 'application/json',
+                    'X-Requested-With': 'XMLHttpRequest'
+                }
+            });
+            
+            if (response.ok) {
+                const data = await response.json();
+                
+                if (data.success) {
+                    console.log('✅ Force-Network-Refresh erfolgreich:', data.refresh_results);
+                    
+                    // Benachrichtige über Force-Refresh
+                    this.notifyCallbacks({
+                        type: 'force_refresh',
+                        results: data.refresh_results,
+                        message: data.message,
+                        timestamp: new Date().toISOString()
+                    });
+                    
+                    // Direkt mit neuen Daten aktualisieren (ohne Cache)
+                    await this.updatePrinterStatus(true);
+                    
+                    return data;
+                } else {
+                    throw new Error(data.error || 'Force-Refresh fehlgeschlagen');
+                }
+            } else {
+                throw new Error(`HTTP ${response.status}`);
+            }
+            
+        } catch (error) {
+            console.error('❌ Fehler bei Force-Network-Refresh:', error);
+            
+            this.notifyCallbacks({
+                type: 'error',
+                message: `Force-Refresh fehlgeschlagen: ${error.message}`,
+                timestamp: new Date().toISOString()
+            });
+            
+            throw error;
+        }
+    }
+    
     async initializeAllOutlets() {
         try {
             const response = await fetch('/api/printers/monitor/initialize-outlets', {