feat(EditableCell): enhance handling of external updates and focus behavior

src/components/EditableCell.tsx

@@ -1,4 +1,4 @@
-import React, { useState, useEffect, useRef, useCallback } from 'react';
+import React, { useState, useEffect, useCallback, useRef } from 'react';
 
 interface EditableCellProps {
   value: string;
@@ -26,13 +26,27 @@ export function EditableCell({
   className = ''
 }: EditableCellProps) {
   const [localValue, setLocalValue] = useState(value);
+  const [isExternalUpdate, setIsExternalUpdate] = useState(false);
   const inputRef = useRef<HTMLInputElement>(null);
   const textareaRef = useRef<HTMLTextAreaElement>(null);
   
-  // Update local value when prop changes
+  // Update local value when prop changes (including external updates)
   useEffect(() => {
+    if (value !== localValue) {
       setLocalValue(value);
-  }, [value]);
+      setIsExternalUpdate(true);
+    }
+  }, [value, localValue]);
+
+  // Reset external update flag after a short delay
+  useEffect(() => {
+    if (isExternalUpdate) {
+      const timer = setTimeout(() => {
+        setIsExternalUpdate(false);
+      }, 100);
+      return () => clearTimeout(timer);
+    }
+  }, [isExternalUpdate]);
   
   // Handle focus when this cell becomes focused
   useEffect(() => {
@@ -40,11 +54,13 @@ export function EditableCell({
       const element = inputType === 'textarea' ? textareaRef.current : inputRef.current;
       if (element) {
         element.focus();
-        // Select all text when focusing
+        // Select all text when focusing, but not during external updates
+        if (!isExternalUpdate) {
           element.select();
         }
       }
-  }, [focusedCell, cellKey, inputType]);
+    }
+  }, [focusedCell, cellKey, inputType, isExternalUpdate]);
   
   const handleInput = useCallback((e: React.ChangeEvent<HTMLInputElement | HTMLTextAreaElement>) => {
     const newValue = e.target.value;