backpack-ui/dist/utils/distanceTo.js

Lonely Planet's Components

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.distanceTo = distanceTo;
exports.distanceUnits = distanceUnits;

var _haversine = require("haversine");

var _haversine2 = _interopRequireDefault(_haversine);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function distanceTo(startingCoordinates, endingCoordinates) {
  var start = {
    latitude: startingCoordinates[0],
    longitude: startingCoordinates[1]
  };

  var end = {
    latitude: endingCoordinates[0],
    longitude: endingCoordinates[1]
  };

  var metricDistance = (0, _haversine2.default)(start, end, { unit: "km" });
  var imperialDistance = (0, _haversine2.default)(start, end, { unit: "mile" });

  return {
    metric: {
      amount: metricDistance.toFixed(2),
      unit: "km"
    },
    imperial: {
      amount: imperialDistance.toFixed(2),
      unit: "miles"
    }
  };
}

function readCookie(name) {
  var c = [];
  if (typeof document !== "undefined" && document.cookie) {
    c = document.cookie.split("; ");
  }
  var cookies = {};

  c.forEach(function (cookie) {
    var cookieValue = cookie.split("=");
    cookies[cookieValue[0]] = cookieValue[1];
  });

  return cookies[name];
}

function distanceUnits() {
  if (readCookie("lpCurrency") === "USD") {
    return "imperial";
  }

  return "metric";
}