more refactor

src/hooks/useDetectClickOutside.ts

@@ -0,0 +1,18 @@
+import { useEffect } from 'react';
+
+export function useDetectClickOutside<T extends HTMLElement>(
+  ref: React.RefObject<T | null>,
+  callback: () => void
+) {
+  useEffect(() => {
+    function handleClickOutside(event: MouseEvent) {
+      if (ref.current && !ref.current.contains(event.target as Node)) {
+        callback();
+      }
+    }
+    document.addEventListener('mousedown', handleClickOutside);
+    return () => {
+      document.removeEventListener('mousedown', handleClickOutside);
+    };
+  }, [ref, callback]);
+}