v2

templates/login.html

@@ -78,10 +78,18 @@
     
     <script>
         document.addEventListener('DOMContentLoaded', function() {
-            // Check if already logged in
+            // Check for logout reason
+            const logoutReason = sessionStorage.getItem('logout_reason');
+            if (logoutReason) {
+                showAlert(logoutReason, 'warning');
+                sessionStorage.removeItem('logout_reason');
+            }
+            
+            // Check if already logged in with valid token
             const token = localStorage.getItem('auth_token');
             if (token) {
-                window.location.href = '/customers';
+                // Verify token is still valid before redirecting
+                checkTokenAndRedirect(token);
                 return;
             }
             
@@ -150,6 +158,28 @@
             document.getElementById('username').focus();
         });
         
+        async function checkTokenAndRedirect(token) {
+            try {
+                const response = await fetch('/api/auth/me', {
+                    headers: {
+                        'Authorization': `Bearer ${token}`
+                    }
+                });
+                
+                if (response.ok) {
+                    // Token is valid, redirect to customers page
+                    window.location.href = '/customers';
+                } else {
+                    // Token is invalid, remove it
+                    localStorage.removeItem('auth_token');
+                }
+            } catch (error) {
+                // Error checking token, remove it
+                localStorage.removeItem('auth_token');
+                console.error('Error checking token:', error);
+            }
+        }
+        
         function showAlert(message, type = 'info') {
             // Remove existing alerts
             const existingAlerts = document.querySelectorAll('.alert');