Nachrichten: Senden-Button entfernt, Login-Sicherheit: IPs bei Lockout, Attempts-Bereinigung

backend/src/routes/admin.js

@@ -97,7 +97,7 @@ router.put('/users/:id/reset-password', authenticate, requireAdmin, (req, res) =
 
 const getSetting = k => db.prepare('SELECT value FROM admin_settings WHERE key=?').get(k)?.value;
 
-// GET gesperrte Konten
+// GET gesperrte Konten mit IPs
 router.get('/lockouts', authenticate, requireAdmin, (req, res) => {
   const locked = db.prepare(`
     SELECT id, username, failed_attempts, locked_until, last_failed_at
@@ -105,11 +105,25 @@ router.get('/lockouts', authenticate, requireAdmin, (req, res) => {
     WHERE locked_until IS NOT NULL
     ORDER BY locked_until DESC
   `).all();
-  res.json(locked);
+
+  // IPs aus login_attempts hinzufügen
+  const result = locked.map(u => {
+    const ips = db.prepare(`
+      SELECT DISTINCT ip FROM login_attempts
+      WHERE username=? AND success=0
+      ORDER BY created_at DESC LIMIT 10
+    `).all(u.username).map(r => r.ip).filter(Boolean);
+    return { ...u, ips };
+  });
+  res.json(result);
 });
 
-// DELETE Sperre aufheben
+// DELETE Sperre aufheben + Login-Versuche löschen
 router.delete('/lockouts/:userId', authenticate, requireAdmin, (req, res) => {
+  const user = db.prepare('SELECT username FROM users WHERE id=?').get(req.params.userId);
+  if (user) {
+    db.prepare('DELETE FROM login_attempts WHERE username=?').run(user.username);
+  }
   db.prepare('UPDATE users SET failed_attempts=0, locked_until=NULL, last_failed_at=NULL WHERE id=?')
     .run(req.params.userId);
   res.json({ ok: true });

backend/src/routes/auth.js

@@ -72,8 +72,9 @@ router.post('/login', (req, res) => {
         lockedUntil: until.toISOString(),
       });
     }
-    // Abgelaufen
+    // Abgelaufen → zurücksetzen + Attempts löschen
     db.prepare('UPDATE users SET failed_attempts=0, locked_until=NULL, last_failed_at=NULL WHERE id=?').run(user.id);
+    db.prepare('DELETE FROM login_attempts WHERE username=?').run(username);
   }
 
   // Passwort prüfen
@@ -96,8 +97,9 @@ router.post('/login', (req, res) => {
     });
   }
 
-  // Erfolgreich → Zähler zurücksetzen
+  // Erfolgreich → Zähler zurücksetzen + Attempts löschen
   db.prepare('UPDATE users SET failed_attempts=0, locked_until=NULL, last_failed_at=NULL WHERE id=?').run(user.id);
+  db.prepare('DELETE FROM login_attempts WHERE username=?').run(username);
 
   const token = jwt.sign(
     { id: user.id, username: user.username, role: user.role },

frontend/src/App.jsx

@@ -1068,6 +1068,15 @@ function SecuritySettingsAdmin({ toast }) {
                   Letzter Versuch: {fmtDate(u.last_failed_at)}
                 </div>
               )}
+              {u.ips?.length > 0 && (
+                <div style={{ marginTop:4, display:'flex', flexWrap:'wrap', gap:4 }}>
+                  {u.ips.map((ip,i) => (
+                    <span key={i} style={{ background:'rgba(255,107,157,0.1)', border:'1px solid rgba(255,107,157,0.2)',
+                      borderRadius:5, padding:'1px 7px', color:'rgba(255,107,157,0.7)',
+                      fontFamily:'monospace', fontSize:9 }}>{ip}</span>
+                  ))}
+                </div>
+              )}
             </div>
             <button onClick={()=>unlock(u.id)}
               style={{ ...S.btn('#4ecdc4', true), flexShrink:0, fontSize:11 }}>

frontend/src/tools/nachrichten.jsx

@@ -479,11 +479,7 @@ export default function Nachrichten({ toast, mobile }) {
                         background: showPicker ? 'rgba(78,205,196,0.12)' : 'rgba(255,255,255,0.05)',
                         border:`1px solid ${showPicker ? 'rgba(78,205,196,0.3)' : 'rgba(255,255,255,0.1)'}`,
                         borderRadius:8, cursor:'pointer', fontSize:17, lineHeight:1,
-                        padding:'5px 8px', flexShrink:0 }}>😊</button>
+                        padding:'5px 8px', flexShrink:0, alignSelf:'flex-end' }}>😊</button>
-                      <button onClick={send} disabled={sending || !text.trim()} style={{
-                        ...S.btn('#4ecdc4'), flex:1, padding:'0 14px',
-                        opacity: sending || !text.trim() ? 0.3 : 1, fontSize:17, lineHeight:1,
-                      }}>↑</button>
                     </div>
                   </div>
                 )}