refactor(Index.tsx): remove unused AbortController state and logic from text correction

src/pages/Index.tsx

@@ -124,7 +124,6 @@ $current`);
   const [correctedContent, setCorrectedContent] = useState('');
   const [previousNoteCorrectedContent, setPreviousNoteCorrectedContent] = useState('');
   const [correctionTimeout, setCorrectionTimeout] = useState<NodeJS.Timeout>();
-  const [correctionAbortController, setCorrectionAbortController] = useState<AbortController | null>(null);
 
   const { resolvedTheme, setTheme } = useTheme();
 
@@ -339,37 +338,22 @@ $current`);
 
   // Debounced text correction for previous note
   const debouncedCorrectPreviousNote = (content: string) => {
-    // Cancel any pending correction request
-    if (correctionAbortController) {
-      try {
-        correctionAbortController.abort();
-      } catch (error) {
-        // Ignore abort errors - the controller might already be aborted
-      }
-    }
-
     if (correctionTimeout) {
       clearTimeout(correctionTimeout);
     }
 
-    // Create new AbortController for this request
-    const abortController = new AbortController();
-    setCorrectionAbortController(abortController);
-
     const timeout = setTimeout(async () => {
       if (content.trim()) {
         try {
           addDebugInfo('Correcting previous note text...');
-          const corrected = await correctText(content, abortController);
+          const corrected = await correctText(content);
+          addDebugInfo(`Received correction: ${corrected.substring(0, 50)}...`);
           setPreviousNoteCorrectedContent(corrected);
+          addDebugInfo('Previous note corrected content set');
         } catch (error) {
-          if (error instanceof Error && error.name === 'AbortError') {
-            addDebugInfo('Previous note correction cancelled');
-            return; // Don't set empty content for aborted requests
-          } else {
-            console.error('Previous note text correction failed:', error);
-            setPreviousNoteCorrectedContent('');
-          }
+          console.error('Previous note text correction failed:', error);
+          addDebugInfo(`Correction error: ${error instanceof Error ? error.message : 'Unknown error'}`);
+          setPreviousNoteCorrectedContent('');
         }
       } else {
         setPreviousNoteCorrectedContent('');
@@ -380,7 +364,7 @@ $current`);
   };
 
   // Correct text using Ollama
-  const correctText = async (content: string, abortController?: AbortController): Promise<string> => {
+  const correctText = async (content: string): Promise<string> => {
     try {
       const response = await fetchWithTiming(`${ollamaEndpoint}/api/generate`, {
         method: 'POST',
@@ -406,7 +390,6 @@ ${content}`,
           keep_alive: ollamaKeepAlive,
           temperature: 0.1,
         }),
-        signal: abortController?.signal,
       }, 'Correct Text');
 
       if (!response.ok) {
@@ -421,7 +404,7 @@ ${content}`,
         throw new Error('Empty response from Ollama - check if model is loaded');
       }
 
-      addDebugInfo(`Text corrected successfully`);
+      addDebugInfo(`Text corrected successfully: ${correctedText.substring(0, 50)}...`);
       return correctedText;
     } catch (error) {
       console.error('Error correcting text:', error);
@@ -1189,16 +1172,6 @@ ${content}`,
     const reversedDelta = -delta;
     const newIndex = Math.max(0, Math.min(currentNoteIndex + reversedDelta, noteCache.length - 1));
     if (newIndex !== currentNoteIndex && noteCache[newIndex]) {
-      // Cancel any pending correction request before changing notes
-      if (correctionAbortController) {
-        try {
-          correctionAbortController.abort();
-        } catch (error) {
-          // Ignore abort errors - the controller might already be aborted
-        }
-        setCorrectionAbortController(null);
-      }
-      
       setCurrentNoteIndex(newIndex);
       setPreviousNote(noteCache[newIndex]);
       setIsPreviousNoteModified(false);
@@ -1219,9 +1192,15 @@ ${content}`,
   // Handle wheel event for previous note navigation
   useEffect(() => {
     const handleWheel = (e: WheelEvent) => {
-      if (previousNoteRef.current?.contains(e.target as Node)) {
+      // Check if we're in the previous note area (either left or right pane)
+      const target = e.target as HTMLElement;
+      const isInPreviousNoteArea = previousNoteRef.current?.contains(target) || 
+                                  target.closest('[data-previous-note-area]');
+      
+      if (isInPreviousNoteArea) {
         e.preventDefault();
         const delta = e.deltaY > 0 ? 1 : -1;
+        addDebugInfo(`Previous note scroll triggered: delta=${delta}`);
         handlePreviousNoteScroll(delta);
       }
     };
@@ -1385,14 +1364,7 @@ ${content}`,
       if (correctionTimeout) {
         clearTimeout(correctionTimeout);
       }
-      // Cancel any pending correction request on cleanup
-      if (correctionAbortController) {
-        try {
-          correctionAbortController.abort();
-        } catch (error) {
-          // Ignore abort errors - the controller might already be aborted
-        }
-      }
+      // Cleanup complete
     };
   }, [currentNote, previousNote, scratchPad, isPreviousNoteModified, isSearchOpen, isGotoOpen, isCleanupOpen]);
 
@@ -2516,6 +2488,7 @@ ${content}`,
           {/* Previous Note - Top Half - Split Layout */}
           <div
             ref={previousNoteRef}
+            data-previous-note-area
             className="flex-1 flex gap-4 overflow-hidden cursor-pointer select-none"
           >
             {/* Left Side - Original Previous Note */}
@@ -2565,19 +2538,21 @@ ${content}`,
                   </div>
                   <Textarea
                     value={previousNote.content}
-                    onChange={(e) => {
-                      const newContent = e.target.value;
-                      const updatedNote = { ...previousNote, content: newContent };
-                      setPreviousNote(updatedNote);
-                      setIsPreviousNoteModified(true);
-                      // Debounced tag generation for previous notes
-                      if (autoGenerateTags) {
-                        debouncedGenerateTags(newContent, currentNoteIndex);
-                      }
-                      if (newContent.trim() === '') {
-                        deleteNote(previousNote.id);
-                      }
-                    }}
+                                      onChange={(e) => {
+                    const newContent = e.target.value;
+                    const updatedNote = { ...previousNote, content: newContent };
+                    setPreviousNote(updatedNote);
+                    setIsPreviousNoteModified(true);
+                    // Debounced tag generation for previous notes
+                    if (autoGenerateTags) {
+                      debouncedGenerateTags(newContent, currentNoteIndex);
+                    }
+                    // Debounced text correction for previous notes
+                    debouncedCorrectPreviousNote(newContent);
+                    if (newContent.trim() === '') {
+                      deleteNote(previousNote.id);
+                    }
+                  }}
                     onBlur={handlePreviousNoteBlur}
                     className={`h-[calc(100%-3rem)] border-0 resize-none focus:ring-0 bg-transparent ${getTextClass('2xl')}`}
                     placeholder="Previous entry content..."