@oieduardorabelo/use-user-agent/dist/use-user-agent.esm.js

React Hooks to detect browsers user-agent using ua-parser-js as main dependency.

import { useState, useEffect } from 'react';
import { UAParser } from 'ua-parser-js';

function useUserAgent(uastring) {
  if (uastring === void 0) {
    uastring = window.navigator.userAgent;
  }

  var _React$useState = useState(null),
      state = _React$useState[0],
      setState = _React$useState[1];

  useEffect(function () {
    var didRun = true;

    try {
      var uaParser = new UAParser();
      uaParser.setUA(uastring);
      var payload = {
        os: uaParser.getOS(),
        browser: uaParser.getBrowser(),
        cpu: uaParser.getCPU(),
        device: uaParser.getDevice(),
        engine: uaParser.getEngine()
      };

      if (didRun) {
        setState(payload);
      }
    } catch (err) {
      if (didRun) {
        setState(null);
      }
    }

    return function () {
      didRun = false;
    };
  }, [uastring]);
  return state;
}

export { useUserAgent };
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