various utilities

maps.js

import request from 'request';

/**
 * Module of Google maps API utils
 * @module /app/utils/maps
 */

// create a static map url
const createStaticMap = ({ lat, long }) => {
  const url = 'https://maps.googleapis.com/maps/api/staticmap?center=' + lat + ',' + long + '&zoom=13&size=470x450&maptype=roadmap&markers=color:red%7Clabel:CityMD%7C' + lat + ',' + long + '&key=' + global.CONSTANTS.MAPS_KEY;

  return url;
}

// request geocode data and return location info for search
const geocode = ({ search }) => {
  console.log('searchTerms ', search);

  const url = 'https://maps.googleapis.com/maps/api/geocode/json?address=' + search + '&key=' + global.CONSTANTS.MAPS_KEY;
  console.log('geocode url: ', url);

  return new Promise ((resolve, reject) => {
    request({
      url
    }, (error, response, body) => {
      if (error) {
        console.log('Geocode error: ', error);
        reject(Error('error'));
      } else {
        try {
          const cleanBody = JSON.parse(body);
          let location = {};
          if (cleanBody.results.length !== 0) {
            location = cleanBody.results[0].geometry.location
          }
          resolve(location);
        } catch (error) {
          reject(error);
        }
      }
    });
  });
};

export default { createStaticMap, geocode };

utils.js

const cleanResponse = (response) => {
  return JSON.parse(JSON.stringify(response));
};

const getFirstValue = (response) => {
  // check if response is empty
  if (emptyObject(response)) {
    // response is empty, send new object
    console.log('Response is empty');
    return {};
  } else {
    // not empty
    const responseKey = Object.keys(response)[0];
    return (response[responseKey]);
  }
};

const emptyObject = (object) => {
  return Object.keys(object).length === 0 && object.constructor === Object;
};

export { cleanResponse, getFirstValue, emptyObject };