databag/net/web/src/context/useViewportContext.hook.js

import { useEffect, useState } from 'react';

export function useViewportContext() {

  const [state, setState] = useState({ });
  const SMALL_MEDIUM = 650;
  const MEDIUM_LARGE = 1000;
  const LARGE_XLARGE = 1400;

  const updateState = (value) => {
    setState((s) => ({ ...s, ...value }));
  };

  const handleResize = () => {
    if (window.innerWidth < SMALL_MEDIUM) {
      updateState({ display: 'small', width: window.innerWidth, height: window.innerHeight });
    }
    else if (window.innerWidth < MEDIUM_LARGE) {
      updateState({ display: 'medium', width: window.innerWidth, height: window.innerHeight });
    }
    else if (window.innerWidth < LARGE_XLARGE) {
      updateState({ display: 'large', width: window.innerWidth, height: window.innerHeight });
    }
    else {
      updateState({ display: 'xlarge', width: window.innerWidth, height: window.innerHeight });
    }
  };

  useEffect(() => {
    for (let i = 0; i < 10; i++) {
      setTimeout(handleResize, 100 * i); //cludge for my mobile browser
    }
    handleResize();
    window.addEventListener('resize', handleResize);
    window.addEventListener('orientationchange', handleResize);
    return () => {
      window.removeEventListener('resize', handleResize);
      window.removeEventListener('orientationchange', handleResize);
    }
  }, []);

  return { state, actions: {} }
}