feat(admin,admin-ui,medusa): Add Medusa Admin plugin (#3334)

packages/admin-ui/ui/src/hooks/use-scroll.ts

@@ -0,0 +1,20 @@
+import { useState } from "react"
+
+type useScrollProps = {
+  threshold?: number
+}
+
+export const useScroll = ({ threshold = 0 }: useScrollProps) => {
+  const [isScrolled, setIsScrolled] = useState(false)
+
+  const scrollListener = e => {
+    const currentScrollY = e.target.scrollTop
+    if (currentScrollY > threshold) {
+      setIsScrolled(true)
+    } else {
+      setIsScrolled(false)
+    }
+  }
+
+  return { isScrolled, scrollListener }
+}