@kiwicom/orbit-components/es/Popover/hooks/useDimensions.js

Orbit-components is a React component library which provides developers with the easiest possible way of building Kiwi.com’s products.

import { useState, useEffect } from "react";
import boundingClientRect from "../../utils/boundingClientRect";

const useDimensions = ({
  containerRef,
  popover,
  content,
  fixed
}) => {
  const [positions, setPositions] = useState({
    containerTop: 0,
    containerPureTop: 0,
    containerLeft: 0,
    containerHeight: 0,
    containerWidth: 0,
    popoverHeight: 0,
    popoverWidth: 0,
    windowScrollTop: 0,
    windowWidth: 0,
    windowHeight: 0,
    contentHeight: 0
  });
  useEffect(() => {
    const calculate = () => {
      const containerDimensions = boundingClientRect(containerRef);
      const popoverDimensions = boundingClientRect(popover);
      const contentDimensions = boundingClientRect(content);

      if (containerDimensions && popoverDimensions && contentDimensions && typeof window !== "undefined") {
        setPositions({
          containerTop: containerDimensions.top,
          containerLeft: containerDimensions.left,
          containerHeight: containerDimensions.height,
          containerWidth: containerDimensions.width,
          containerPureTop: containerDimensions.pureTop,
          popoverHeight: popoverDimensions.height,
          popoverWidth: popoverDimensions.width,
          windowScrollTop: window.scrollY || window.pageYOffset,
          windowWidth: window.innerWidth,
          windowHeight: window.innerHeight,
          contentHeight: contentDimensions.height
        });
      }
    };

    calculate();
    window.addEventListener("resize", calculate);
    if (fixed) window.addEventListener("scroll", calculate);
    return () => {
      window.removeEventListener("resize", calculate);
      if (fixed) window.removeEventListener("scroll", calculate);
    };
  }, [containerRef, content, popover, fixed]);
  return positions;
};

export default useDimensions;