feat: Fetch mind map in search page #2247 (#2292)

### What problem does this PR solve?
feat: Fetch mind map in search page #2247

### Type of change


- [x] New Feature (non-breaking change which adds functionality)

web/src/pages/search/hooks.ts

@@ -1,3 +1,4 @@
+import { useFetchMindMap, useFetchRelatedQuestions } from '@/hooks/chat-hooks';
 import { useTestChunkRetrieval } from '@/hooks/knowledge-hooks';
 import { useSendMessageWithSse } from '@/hooks/logic-hooks';
 import { IAnswer } from '@/interfaces/database/chat';
@@ -10,6 +11,13 @@ export const useSendQuestion = (kbIds: string[]) => {
   const { testChunk, loading } = useTestChunkRetrieval();
   const [sendingLoading, setSendingLoading] = useState(false);
   const [currentAnswer, setCurrentAnswer] = useState({} as IAnswer);
+  const { fetchRelatedQuestions, data: relatedQuestions } =
+    useFetchRelatedQuestions();
+  const {
+    fetchMindMap,
+    data: mindMap,
+    loading: mindMapLoading,
+  } = useFetchMindMap();
 
   const sendQuestion = useCallback(
     (question: string) => {
@@ -17,8 +25,13 @@ export const useSendQuestion = (kbIds: string[]) => {
       setSendingLoading(true);
       send({ kb_ids: kbIds, question });
       testChunk({ kb_id: kbIds, highlight: true, question });
+      fetchMindMap({
+        question,
+        kb_ids: kbIds,
+      });
+      fetchRelatedQuestions(question);
     },
-    [send, testChunk, kbIds],
+    [send, testChunk, kbIds, fetchRelatedQuestions, fetchMindMap],
   );
 
   useEffect(() => {
@@ -33,5 +46,13 @@ export const useSendQuestion = (kbIds: string[]) => {
     }
   }, [done]);
 
-  return { sendQuestion, loading, sendingLoading, answer: currentAnswer };
+  return {
+    sendQuestion,
+    loading,
+    sendingLoading,
+    answer: currentAnswer,
+    relatedQuestions: relatedQuestions?.slice(0, 5) ?? [],
+    mindMap,
+    mindMapLoading,
+  };
 };