@toolpad/utils/hooks/useDebounced.js

Shared utilities used by Toolpad packages.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = useDebounced;
var React = _interopRequireWildcard(require("react"));
function _interopRequireWildcard(e, t) { if ("function" == typeof WeakMap) var r = new WeakMap(), n = new WeakMap(); return (_interopRequireWildcard = function (e, t) { if (!t && e && e.__esModule) return e; var o, i, f = { __proto__: null, default: e }; if (null === e || "object" != typeof e && "function" != typeof e) return f; if (o = t ? n : r) { if (o.has(e)) return o.get(e); o.set(e, f); } for (const t in e) "default" !== t && {}.hasOwnProperty.call(e, t) && ((i = (o = Object.defineProperty) && Object.getOwnPropertyDescriptor(e, t)) && (i.get || i.set) ? o(f, t, i) : f[t] = e[t]); return f; })(e, t); }
/**
 * This hook allows you to debounce any fast changing value. The debounced value will only
 * reflect the latest value when the useDebounce hook has not been called for the specified
 * time period.
 *
 * Inspired by https://usehooks.com/useDebounce/
 */
function useDebounced(value, delay) {
  const [debouncedValue, setDebouncedValue] = React.useState(() => value);
  const timeoutIdRef = React.useRef(null);
  React.useEffect(() => () => {
    if (timeoutIdRef.current) {
      clearTimeout(timeoutIdRef.current);
      timeoutIdRef.current = null;
    }
  }, []);
  React.useEffect(() => {
    timeoutIdRef.current = setTimeout(() => setDebouncedValue(() => value), delay);
    return () => {
      if (timeoutIdRef.current) {
        clearTimeout(timeoutIdRef.current);
        timeoutIdRef.current = null;
      }
    };
  }, [value, delay]);
  return debouncedValue;
}