atriusmaps-node-sdk/dist/cjs/src/utils/bounds.js

This project provides an API to Atrius Personal Wayfinder maps within a Node environment. See the README.md for more information

'use strict';

var R = require('ramda');

function findBoundsOfWaypoints(waypoints) {
  const latitudes = waypoints.map(R.path(['position', 'lat'])).filter(R.identity);
  const longitudes = waypoints.map(R.path(['position', 'lng'])).filter(R.identity);
  return findBounds(latitudes, longitudes);
}

function findBoundsOfCoordinates(coordinates) {
  const latitudes = coordinates.map(R.prop(0)).filter(R.identity);
  const longitudes = coordinates.map(R.prop(1)).filter(R.identity);
  return findBounds(latitudes, longitudes);
}

function findBounds(latitudes, longitudes) {
  const n = Math.max(...latitudes);
  const s = Math.min(...latitudes);
  const e = Math.max(...longitudes);
  const w = Math.min(...longitudes);
  return { n, s, e, w };
}

exports.findBoundsOfCoordinates = findBoundsOfCoordinates;
exports.findBoundsOfWaypoints = findBoundsOfWaypoints;