@chayns-components/core/lib/cjs/hooks/element.js

A set of beautiful React components for developing your own applications with chayns.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.useMeasuredClone = exports.useIsMeasuredClone = exports.useElementSize = void 0;
var _resizeObserver = _interopRequireDefault(require("@react-hook/resize-observer"));
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); }
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
const useIsomorphicLayoutEffect = typeof window !== 'undefined' ? _react.useLayoutEffect : _react.useEffect;
class ResizeObserverPolyFill {
  // eslint-disable-next-line class-methods-use-this
  observe = () => {};

  // eslint-disable-next-line class-methods-use-this
  unobserve = () => {};
}
const options = typeof window === 'undefined' ? {
  polyfill: ResizeObserverPolyFill
} : undefined;
const useElementSize = (ref, {
  shouldUseChildElement = false
} = {}) => {
  var _ref$current;
  const [size, setSize] = (0, _react.useState)();
  const element = (shouldUseChildElement ? (_ref$current = ref.current) === null || _ref$current === void 0 ? void 0 : _ref$current.firstElementChild : ref.current) ?? null;
  useIsomorphicLayoutEffect(() => {
    if (element) {
      setSize(element.getBoundingClientRect());
    } else {
      setSize(undefined);
    }
  }, [element]);

  // TODO: Replace with ssr-compatible implementation
  (0, _resizeObserver.default)(element, entry => setSize(entry.contentRect), options);
  return size;
};
exports.useElementSize = useElementSize;
const useMeasuredClone = ({
  content
}) => {
  const ref = (0, _react.useRef)(null);
  const [size, setSize] = (0, _react.useState)({
    width: 0,
    height: 0
  });
  const preventEvents = {
    onClick: e => e.stopPropagation(),
    onMouseDown: e => e.stopPropagation(),
    onMouseUp: e => e.stopPropagation(),
    onKeyDown: e => e.stopPropagation(),
    onKeyUp: e => e.stopPropagation(),
    onFocus: e => e.stopPropagation(),
    onBlur: e => e.stopPropagation()
  };
  const clonedElement = /*#__PURE__*/(0, _react.cloneElement)(content, {
    ...preventEvents,
    'data-measured-clone': true
  });
  (0, _react.useEffect)(() => {
    const measure = () => {
      if (!ref.current) return;
      const {
        offsetWidth: width,
        offsetHeight: height
      } = ref.current;
      setSize({
        width,
        height
      });
    };
    measure();
    const observer = new ResizeObserver(measure);
    if (ref.current) observer.observe(ref.current);
    return () => observer.disconnect();
  }, []);
  const measuredElement = /*#__PURE__*/_react.default.createElement("div", {
    "data-measured-clone": "true",
    ref: ref,
    style: {
      position: 'absolute',
      opacity: 0,
      pointerEvents: 'none',
      zIndex: -1,
      height: 'auto',
      width: 'auto',
      visibility: 'hidden'
    }
  }, clonedElement);
  return {
    measuredElement,
    width: size.width,
    height: size.height
  };
};
exports.useMeasuredClone = useMeasuredClone;
const useIsMeasuredClone = () => {
  const ref = (0, _react.useRef)(null);
  const [isClone, setIsClone] = (0, _react.useState)(false);
  (0, _react.useEffect)(() => {
    if (!ref.current) return;
    let el = ref.current;
    while (el) {
      if (el.hasAttribute('data-measured-clone')) {
        setIsClone(true);
        return;
      }
      el = el.parentElement;
    }
    setIsClone(false);
  }, []);
  return [isClone, ref];
};
exports.useIsMeasuredClone = useIsMeasuredClone;
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