fix(teamsbot): always save user credentials before session start, fix SSE reconnect loop, add stop button for pending

Made-with: Cursor

src/pages/views/teamsbot/TeamsbotDashboardView.tsx

@@ -35,7 +35,6 @@ export const TeamsbotDashboardView: React.FC = () => {
   const [showCredentialForm, setShowCredentialForm] = useState(false);
   const [credEmail, setCredEmail] = useState('');
   const [credPassword, setCredPassword] = useState('');
-  const [saveCredentials, setSaveCredentials] = useState(true);
   const [savingCredentials, setSavingCredentials] = useState(false);
 
   // MFA state
@@ -128,9 +127,8 @@ export const TeamsbotDashboardView: React.FC = () => {
       return;
     }
 
-    // Save credentials if requested (first-time entry)
+    // userAccount with new credentials: always save to DB (backend loads from there)
     if (joinMode === 'userAccount' && showCredentialForm && credEmail && credPassword) {
-      if (saveCredentials) {
       try {
         setSavingCredentials(true);
         await teamsbotApi.saveUserAccount(instanceId, credEmail, credPassword);
@@ -142,7 +140,6 @@ export const TeamsbotDashboardView: React.FC = () => {
       } finally {
         setSavingCredentials(false);
       }
-      }
       setShowCredentialForm(false);
     }
 
@@ -373,15 +370,9 @@ export const TeamsbotDashboardView: React.FC = () => {
                     disabled={savingCredentials}
                   />
                 </div>
-                <div className={styles.checkboxRow}>
-                  <input
-                    type="checkbox"
-                    id="saveCredentials"
-                    checked={saveCredentials}
-                    onChange={(e) => setSaveCredentials(e.target.checked)}
-                  />
-                  <label htmlFor="saveCredentials">Zugangsdaten speichern (verschluesselt)</label>
-                </div>
+                <span style={{ fontSize: '12px', color: '#888', marginTop: '4px', display: 'block' }}>
+                  Zugangsdaten werden verschluesselt gespeichert.
+                </span>
                 {userAccount?.hasSavedCredentials && (
                   <button
                     className={styles.viewButton}

src/pages/views/teamsbot/TeamsbotSessionView.tsx

@@ -83,10 +83,16 @@ export const TeamsbotSessionView: React.FC = () => {
     _loadSession();
   }, [_loadSession]);
 
-  // SSE Live Stream
+  // SSE Live Stream - connect once per session, don't re-create on status changes
+  const sseSessionRef = useRef<string | null>(null);
   useEffect(() => {
     if (!instanceId || !sessionId || !session) return;
     if (!['active', 'joining', 'pending'].includes(session.status)) return;
+    // Avoid reconnecting if already streaming this session
+    if (sseSessionRef.current === sessionId && eventSourceRef.current) return;
+
+    eventSourceRef.current?.close();
+    sseSessionRef.current = sessionId;
 
     const eventSource = teamsbotApi.createSessionStream(instanceId, sessionId);
     eventSourceRef.current = eventSource;
@@ -110,11 +116,12 @@ export const TeamsbotSessionView: React.FC = () => {
             if (['ended', 'error'].includes(sseEvent.data.status)) {
               setIsLive(false);
               eventSource.close();
+              eventSourceRef.current = null;
+              sseSessionRef.current = null;
             }
             break;
 
           case 'analysis':
-            // Debug info - could show in UI
             break;
 
           case 'ttsDeliveryStatus': {
@@ -132,7 +139,6 @@ export const TeamsbotSessionView: React.FC = () => {
           }
 
           case 'suggestedResponse':
-            // Manual mode: show suggested response
             break;
 
           case 'ping':
@@ -150,16 +156,18 @@ export const TeamsbotSessionView: React.FC = () => {
     return () => {
       eventSource.close();
       eventSourceRef.current = null;
+      sseSessionRef.current = null;
       setIsLive(false);
     };
-  }, [instanceId, sessionId, session?.status]);
+  }, [instanceId, sessionId]);
 
-  // Polling fallback: refresh session data every 5s when session is active (in case SSE fails)
+  // Polling fallback: refresh session data every 5s when SSE is not connected
   const pollRef = useRef<ReturnType<typeof setInterval> | null>(null);
   const isActive = useMemo(() => session && ['pending', 'joining', 'active'].includes(session.status), [session]);
   useEffect(() => {
-    if (isActive && instanceId && sessionId && !isLive) {
+    if (instanceId && sessionId && (isActive || !session)) {
       pollRef.current = setInterval(async () => {
+        if (isLive) return;
         try {
           const result = await teamsbotApi.getSession(instanceId, sessionId);
           setSession(result.session);
@@ -169,7 +177,7 @@ export const TeamsbotSessionView: React.FC = () => {
       }, 5000);
     }
     return () => { if (pollRef.current) clearInterval(pollRef.current); };
-  }, [isActive, instanceId, sessionId, isLive]);
+  }, [isActive, instanceId, sessionId, isLive, session]);
 
   // Auto-scroll transcript
   useEffect(() => {
@@ -254,7 +262,7 @@ export const TeamsbotSessionView: React.FC = () => {
           {isLive && <span className={styles.liveBadge}>LIVE</span>}
         </div>
         <div className={styles.sessionControls}>
-          {['active', 'joining'].includes(session.status) && (
+          {['active', 'joining', 'pending'].includes(session.status) && (
             <button className={styles.stopButton} onClick={_handleStop}>Sitzung beenden</button>
           )}
         </div>