import utmObj from "utm-latlng";

const utm = new utmObj();

/**
 * @module toLatLon
 */

/** Converts UTM coordinates in database store records to latitude/longitude for use with the map
 * @param {number} easting - UTM easting of store
 * @param {number} northing - UTM northing of store
 * @param {string} zone - UTM zone of store
 * @param {string} zoneLetter - UTM zone letter of store
 * @returns {Array} - Array of coordinates as [latitude, longitude]
 */
const toLatLon = (easting, northing, zone, zoneLetter) => {
  const convertedCoordinates = utm.convertUtmToLatLng(
    easting,
    northing,
    zone,
    zoneLetter
  );
  return [convertedCoordinates.lat, convertedCoordinates.lng];
};

export default toLatLon;