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src/automats/chatAutomat.js

@@ -607,44 +607,19 @@ const actions = {
 
   /**
    * SSE Event: {"state":"reasoning"}
-   * Prepares for reasoning in current turn. Any previous unsealed reasoning is sealed.
+   * Sets stream phase to thinking and seals any previous reasoning.
+   * Does NOT create an empty icon — the icon is only created when reasoning text arrives.
    */
   applyStreamReasoningState() {
     chatAutomat.setState((prev) => {
       const turns = prev.activeTurns ? [...prev.activeTurns] : [];
-      if (turns.length === 0) {
+      if (turns.length === 0) return { streamPhase: 'thinking' };
-        turns.push({
-          id: `turn-${Date.now()}-${Math.random().toString(36).slice(2, 6)}`,
-          handshake: 'green',
-          reasonings: [{ id: `r-${Date.now()}-${Math.random().toString(36).slice(2, 6)}`, text: '', sealed: false }],
-          tools: [],
-          usage: null,
-          content: '',
-          sealed: false,
-        });
-        return { activeTurns: turns, streamPhase: 'thinking' };
-      }
       const lastIdx = turns.length - 1;
       const lastTurn = { ...turns[lastIdx] };
-      const existingR = lastTurn.reasonings || [];
+      // Seal any existing reasoning that has text
-      const lastR = existingR[existingR.length - 1];
+      lastTurn.reasonings = (lastTurn.reasonings || [])
-
-      // If the last reasoning is already unsealed and waiting for text, do not create a duplicate
-      if (lastR && !lastR.sealed && !lastR.text?.trim()) {
-        return { streamPhase: 'thinking' };
-      }
-
-      // Filter out empty reasonings and seal existing ones
-      const nextR = existingR
         .filter((r) => r.text && r.text.trim())
         .map((r) => ({ ...r, sealed: true }));
-
-      nextR.push({
-        id: `r-${Date.now()}-${Math.random().toString(36).slice(2, 6)}`,
-        text: '',
-        sealed: false,
-      });
-      lastTurn.reasonings = nextR;
       turns[lastIdx] = lastTurn;
       return { activeTurns: turns, streamPhase: 'thinking' };
     });
@@ -652,12 +627,11 @@ const actions = {
 
   /**
    * SSE Event: event: reasoning, data: {"text":"..."}
-   * Adds brain icon right of handshake icon (if not added yet).
+   * Adds brain icon with text as chunks stream in.
-   * Tooltip shows reasoning text. Updates as chunks stream in.
    */
   applyStreamReasoning(data) {
     const text = typeof data?.text === 'string' ? data.text : (typeof data === 'string' ? data : '');
-    if (!text) return;
+    if (!text || !text.trim()) return;
     chatAutomat.setState((prev) => {
       const turns = prev.activeTurns ? [...prev.activeTurns] : [];
       if (turns.length === 0) {
@@ -674,7 +648,7 @@ const actions = {
       }
       const lastIdx = turns.length - 1;
       const lastTurn = { ...turns[lastIdx] };
-      const rList = lastTurn.reasonings ? [...lastTurn.reasonings] : [];
+      const rList = (lastTurn.reasonings || []).map((r) => ({ ...r }));
       let unsealedIdx = -1;
       for (let i = rList.length - 1; i >= 0; i--) {
         if (!rList[i].sealed) {
@@ -683,7 +657,7 @@ const actions = {
         }
       }
       if (unsealedIdx >= 0) {
-        rList[unsealedIdx] = { ...rList[unsealedIdx], text };
+        rList[unsealedIdx].text = text;
       } else {
         rList.push({ id: `r-${Date.now()}-${Math.random().toString(36).slice(2, 6)}`, text, sealed: false });
       }

src/components/chat/ChatFlowList.jsx

@@ -160,7 +160,7 @@ function HandshakeIconView({ state }) {
 
 function BrainIconView({ reasoning }) {
   const tooltipContent = reasoning?.text?.trim() || '';
-  if (!tooltipContent && reasoning?.sealed) return null;
+  if (!tooltipContent) return null;
 
   return (
     <ClickTooltip
@@ -176,7 +176,7 @@ function BrainIconView({ reasoning }) {
             lineHeight: 1.45,
           }}
         >
-          {tooltipContent || 'Wird überlegt…'}
+          {tooltipContent}
         </Box>
       }
     >
@@ -287,7 +287,7 @@ export function TurnRow({ turn, isLive = false }) {
 
   const hasReasonings = Boolean(
     turn.reasonings &&
-    turn.reasonings.some((r) => !r.sealed || Boolean(r.text && r.text.trim()))
+    turn.reasonings.some((r) => Boolean(r.text && r.text.trim()))
   );
   const hasTools = Boolean(turn.tools && turn.tools.length > 0);
   const hasContent = Boolean(turn.content);