import { useEffect, useRef } from '@wordpress/element'; export const useRateLimitedCursor = (cb, intervalMs = 2000, deps = []) => { const lastAtRef = useRef(0); const timerRef = useRef(null); useEffect(() => { const schedule = () => { clearTimeout(timerRef.current); const now = Date.now(); const wait = Math.max(0, lastAtRef.current + intervalMs - now); const run = () => { lastAtRef.current = Date.now(); const hasMore = cb(); if (hasMore) schedule(); }; if (wait === 0) run(); else timerRef.current = setTimeout(run, wait); }; schedule(); return () => { clearTimeout(timerRef.current); timerRef.current = null; }; }, [cb, intervalMs, ...deps]); };