"use strict";

var _interopRequireDefault = require("@babel/runtime-corejs3/helpers/interopRequireDefault");

var _Object$defineProperty = require("@babel/runtime-corejs3/core-js-stable/object/define-property");

_Object$defineProperty(exports, "__esModule", {
  value: true
});

exports.default = void 0;

var _typeof2 = _interopRequireDefault(require("@babel/runtime-corejs3/helpers/typeof"));

var _isArray = _interopRequireDefault(require("@babel/runtime-corejs3/core-js-stable/array/is-array"));

var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime-corejs3/helpers/classCallCheck"));

var _createClass2 = _interopRequireDefault(require("@babel/runtime-corejs3/helpers/createClass"));

var _defineProperty2 = _interopRequireDefault(require("@babel/runtime-corejs3/helpers/defineProperty"));
/**
 * Copyright (c) 2015-present, Parse, LLC.
 * All rights reserved.
 *
 * This source code is licensed under the BSD-style license found in the
 * LICENSE file in the root directory of this source tree. An additional grant
 * of patent rights can be found in the PATENTS file in the same directory.
 *
 * @flow
 */

/**
 * Creates a new GeoPoint with any of the following forms:<br>
 *   <pre>
 *   new GeoPoint(otherGeoPoint)
 *   new GeoPoint(30, 30)
 *   new GeoPoint([30, 30])
 *   new GeoPoint({latitude: 30, longitude: 30})
 *   new GeoPoint()  // defaults to (0, 0)
 *   </pre>
 * <p>Represents a latitude / longitude point that may be associated
 * with a key in a ParseObject or used as a reference point for geo queries.
 * This allows proximity-based queries on the key.</p>
 *
 * <p>Only one key in a class may contain a GeoPoint.</p>
 *
 * <p>Example:<pre>
 *   var point = new Parse.GeoPoint(30.0, -20.0);
 *   var object = new Parse.Object("PlaceObject");
 *   object.set("location", point);
 *   object.save();</pre></p>
 *
 * @alias Parse.GeoPoint
 */

/* global navigator */


var ParseGeoPoint = /*#__PURE__*/function () {
  /**
   * @param {(number[] | object | number)} arg1 Either a list of coordinate pairs, an object with `latitude`, `longitude`, or the latitude or the point.
   * @param {number} arg2 The longitude of the GeoPoint
   */
  function ParseGeoPoint(arg1
  /*: Array<number> | { latitude: number, longitude: number } | number*/
  , arg2
  /*:: ?: number*/
  ) {
    (0, _classCallCheck2.default)(this, ParseGeoPoint);
    (0, _defineProperty2.default)(this, "_latitude", void 0);
    (0, _defineProperty2.default)(this, "_longitude", void 0);

    if ((0, _isArray.default)(arg1)) {
      ParseGeoPoint._validate(arg1[0], arg1[1]);

      this._latitude = arg1[0];
      this._longitude = arg1[1];
    } else if ((0, _typeof2.default)(arg1) === 'object') {
      ParseGeoPoint._validate(arg1.latitude, arg1.longitude);

      this._latitude = arg1.latitude;
      this._longitude = arg1.longitude;
    } else if (arg1 !== undefined && arg2 !== undefined) {
      ParseGeoPoint._validate(arg1, arg2);

      this._latitude = arg1;
      this._longitude = arg2;
    } else {
      this._latitude = 0;
      this._longitude = 0;
    }
  }
  /**
   * North-south portion of the coordinate, in range [-90, 90].
   * Throws an exception if set out of range in a modern browser.
   *
   * @property {number} latitude
   * @returns {number}
   */


  (0, _createClass2.default)(ParseGeoPoint, [{
    key: "latitude",
    get: function ()
    /*: number*/
    {
      return this._latitude;
    },
    set: function (val
    /*: number*/
    ) {
      ParseGeoPoint._validate(val, this.longitude);

      this._latitude = val;
    }
    /**
     * East-west portion of the coordinate, in range [-180, 180].
     * Throws if set out of range in a modern browser.
     *
     * @property {number} longitude
     * @returns {number}
     */

  }, {
    key: "longitude",
    get: function ()
    /*: number*/
    {
      return this._longitude;
    },
    set: function (val
    /*: number*/
    ) {
      ParseGeoPoint._validate(this.latitude, val);

      this._longitude = val;
    }
    /**
     * Returns a JSON representation of the GeoPoint, suitable for Parse.
     *
     * @returns {object}
     */

  }, {
    key: "toJSON",
    value: function ()
    /*: { __type: string, latitude: number, longitude: number }*/
    {
      ParseGeoPoint._validate(this._latitude, this._longitude);

      return {
        __type: 'GeoPoint',
        latitude: this._latitude,
        longitude: this._longitude
      };
    }
  }, {
    key: "equals",
    value: function (other
    /*: mixed*/
    )
    /*: boolean*/
    {
      return other instanceof ParseGeoPoint && this.latitude === other.latitude && this.longitude === other.longitude;
    }
    /**
     * Returns the distance from this GeoPoint to another in radians.
     *
     * @param {Parse.GeoPoint} point the other Parse.GeoPoint.
     * @returns {number}
     */

  }, {
    key: "radiansTo",
    value: function (point
    /*: ParseGeoPoint*/
    )
    /*: number*/
    {
      var d2r = Math.PI / 180.0;
      var lat1rad = this.latitude * d2r;
      var long1rad = this.longitude * d2r;
      var lat2rad = point.latitude * d2r;
      var long2rad = point.longitude * d2r;
      var sinDeltaLatDiv2 = Math.sin((lat1rad - lat2rad) / 2);
      var sinDeltaLongDiv2 = Math.sin((long1rad - long2rad) / 2); // Square of half the straight line chord distance between both points.

      var a = sinDeltaLatDiv2 * sinDeltaLatDiv2 + Math.cos(lat1rad) * Math.cos(lat2rad) * sinDeltaLongDiv2 * sinDeltaLongDiv2;
      a = Math.min(1.0, a);
      return 2 * Math.asin(Math.sqrt(a));
    }
    /**
     * Returns the distance from this GeoPoint to another in kilometers.
     *
     * @param {Parse.GeoPoint} point the other Parse.GeoPoint.
     * @returns {number}
     */

  }, {
    key: "kilometersTo",
    value: function (point
    /*: ParseGeoPoint*/
    )
    /*: number*/
    {
      return this.radiansTo(point) * 6371.0;
    }
    /**
     * Returns the distance from this GeoPoint to another in miles.
     *
     * @param {Parse.GeoPoint} point the other Parse.GeoPoint.
     * @returns {number}
     */

  }, {
    key: "milesTo",
    value: function (point
    /*: ParseGeoPoint*/
    )
    /*: number*/
    {
      return this.radiansTo(point) * 3958.8;
    }
    /*
     * Throws an exception if the given lat-long is out of bounds.
     */

  }], [{
    key: "_validate",
    value: function (latitude
    /*: number*/
    , longitude
    /*: number*/
    ) {
      if (isNaN(latitude) || isNaN(longitude) || typeof latitude !== 'number' || typeof longitude !== 'number') {
        throw new TypeError('GeoPoint latitude and longitude must be valid numbers');
      }

      if (latitude < -90.0) {
        throw new TypeError('GeoPoint latitude out of bounds: ' + latitude + ' < -90.0.');
      }

      if (latitude > 90.0) {
        throw new TypeError('GeoPoint latitude out of bounds: ' + latitude + ' > 90.0.');
      }

      if (longitude < -180.0) {
        throw new TypeError('GeoPoint longitude out of bounds: ' + longitude + ' < -180.0.');
      }

      if (longitude > 180.0) {
        throw new TypeError('GeoPoint longitude out of bounds: ' + longitude + ' > 180.0.');
      }
    }
    /**
     * Creates a GeoPoint with the user's current location, if available.
     *
     * @static
     * @returns {Parse.GeoPoint} User's current location
     */

  }, {
    key: "current",
    value: function () {
      return navigator.geolocation.getCurrentPosition(function (location) {
        return new ParseGeoPoint(location.coords.latitude, location.coords.longitude);
      });
    }
  }]);
  return ParseGeoPoint;
}();

var _default = ParseGeoPoint;
exports.default = _default;