"use client";
import { useCallback } from "react";
import { isFunction } from "@videojs/utils/predicate";
//#region src/utils/use-composed-refs.ts
/**
* Set a given ref to a given value.
*
* Handles both callback refs and RefObject(s).
*
* @returns Cleanup function if the ref callback returned one (React 19+)
*/
function setRef(ref, value) {
	if (isFunction(ref)) return ref(value);
	else if (ref !== null && ref !== void 0) ref.current = value;
}
/**
* Compose multiple refs into a single callback ref.
*
* @example
* ```tsx
* const composedRef = composeRefs(ref1, ref2, ref3);
* return <div ref={composedRef} />;
* ```
*/
function composeRefs(...refs) {
	const flatRefs = refs.flat();
	return (node) => {
		const cleanups = flatRefs.map((ref) => setRef(ref, node));
		if (cleanups.some(isFunction)) return () => {
			for (let i = 0; i < cleanups.length; i++) {
				const cleanup = cleanups[i];
				if (isFunction(cleanup)) cleanup();
				else setRef(flatRefs[i], null);
			}
		};
	};
}
/**
* Hook that composes multiple refs into a single callback ref.
*
* Memoized for stable reference.
*
* @example
* ```tsx
* const composedRef = useComposedRefs(forwardedRef, localRef);
* return <div ref={composedRef} />;
* ```
*/
function useComposedRefs(...refs) {
	return useCallback(composeRefs(...refs), [...refs]);
}
//#endregion
export { composeRefs, useComposedRefs };

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