function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
function _iterableToArrayLimit(r, l) { var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"]; if (null != t) { var e, n, i, u, a = [], f = !0, o = !1; try { if (i = (t = t.call(r)).next, 0 === l) { if (Object(t) !== t) return; f = !1; } else for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0); } catch (r) { o = !0, n = r; } finally { try { if (!f && null != t.return && (u = t.return(), Object(u) !== u)) return; } finally { if (o) throw n; } } return a; } }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
function _defineProperty(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : String(i); }
function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
import { useState, useEffect } from 'react';
export var NetworkStatus = /*#__PURE__*/function (NetworkStatus) {
  NetworkStatus["GOOD"] = "GOOD";
  NetworkStatus["WEAK"] = "WEAK";
  NetworkStatus["OFFLINE"] = "OFFLINE";
  return NetworkStatus;
}({});
export var NetworkStatusColor = _defineProperty(_defineProperty(_defineProperty({}, NetworkStatus.GOOD, '#3F9E4D'), NetworkStatus.WEAK, '#CC8E50'), NetworkStatus.OFFLINE, '#F44336');
export var useNetworkStatus = function useNetworkStatus() {
  var _useState = useState(navigator.onLine ? NetworkStatus.GOOD : NetworkStatus.OFFLINE),
    _useState2 = _slicedToArray(_useState, 2),
    status = _useState2[0],
    setStatus = _useState2[1];
  useEffect(function () {
    var checkNetworkQuality = function checkNetworkQuality() {
      if (!navigator.onLine) {
        setStatus(NetworkStatus.OFFLINE);
        return;
      }
      var connection = navigator.connection;
      if (connection) {
        var isWeakNetwork = connection.effectiveType === '2g' || connection.effectiveType === 'slow-2g' || connection.rtt > 500 || connection.downlink < 1;
        setStatus(isWeakNetwork ? NetworkStatus.WEAK : NetworkStatus.GOOD);
      }
    };
    window.addEventListener('online', checkNetworkQuality);
    window.addEventListener('offline', checkNetworkQuality);
    var connection = navigator.connection;
    if (connection) {
      connection.addEventListener('change', checkNetworkQuality);
    }
    checkNetworkQuality();
    return function () {
      window.removeEventListener('online', checkNetworkQuality);
      window.removeEventListener('offline', checkNetworkQuality);
      if (connection) {
        connection.removeEventListener('change', checkNetworkQuality);
      }
    };
  }, []);
  return status;
};