@kiwicom/orbit-components/es/hooks/useMediaQuery/index.js

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

import _objectSpread from "@babel/runtime/helpers/esm/objectSpread2";
import * as React from "react";
import useTheme from "../useTheme";
import { getBreakpointWidth } from "../../utils/mediaQuery";
import QueryContext, { initialValue } from "../../ThemeProvider/QueryContext";
const QUERIES = ["isMediumMobile", "isLargeMobile", "isTablet", "isDesktop", "isLargeDesktop", "prefersReducedMotion"];

const useMediaQuery = () => {
  const theme = useTheme();
  const contextValue = React.useContext(QueryContext);
  const [result, setResult] = React.useState(contextValue); // if context value is anything other than initial, it's available

  const hasContext = React.useMemo(() => QUERIES.some(query => contextValue[query] !== initialValue[query]), [contextValue]);
  React.useEffect(() => {
    let mqListMap;
    const listenerMap = {}; // if context is available, skip computing

    if (!hasContext && typeof window !== "undefined" && typeof window.matchMedia === "function") {
      const createMqList = (query, mediaQuery) => {
        const mqList = window.matchMedia(mediaQuery);

        listenerMap[query] = ({
          matches
        }) => {
          setResult(prev => {
            const next = _objectSpread({}, prev);

            next[query] = matches;
            return next;
          });
        };

        if (typeof mqList.addEventListener === "function") {
          mqList.addEventListener("change", listenerMap[query]);
        } else {
          // for browsers like Safari 13
          mqList.addListener(listenerMap[query]);
        }

        return mqList;
      };

      mqListMap = {
        isMediumMobile: createMqList("isMediumMobile", getBreakpointWidth("mediumMobile", theme)),
        isLargeMobile: createMqList("isLargeMobile", getBreakpointWidth("largeMobile", theme)),
        isTablet: createMqList("isTablet", getBreakpointWidth("tablet", theme)),
        isDesktop: createMqList("isDesktop", getBreakpointWidth("desktop", theme)),
        isLargeDesktop: createMqList("isLargeDesktop", getBreakpointWidth("largeDesktop", theme)),
        prefersReducedMotion: createMqList("prefersReducedMotion", "(prefers-reduced-motion: reduce)")
      }; // initialize

      setResult(prev => {
        const next = _objectSpread({}, prev);

        QUERIES.forEach(query => {
          next[query] = mqListMap[query].matches;
        });
        return QUERIES.every(query => next[query] === prev[query]) ? prev : next;
      });
    }

    return () => {
      if (mqListMap) {
        QUERIES.forEach(query => {
          // $FlowFixMe[method-unbinding]
          if (typeof mqListMap[query].removeEventListener === "function") {
            mqListMap[query].removeEventListener("change", listenerMap[query]);
          } else {
            // for browsers like Safari 13
            mqListMap[query].removeListener(listenerMap[query]);
          }
        });
      }
    };
  }, [theme, hasContext]); // forward context if it's available

  return hasContext ? contextValue : result;
};

export default useMediaQuery;