Google Geocoding

GoogleGeocodingController.php

<?php
/*
  Author: Gkiokan Sali
  Web: https://gkiokan.net
  Date: 11.08.2020
  Comments:
    Use Google Geocoding API in Laravel
    but it can be extracted to any other PHP Application, too.
    It has also helper functions that can help others, too.
*/

namespace Gkiokan\CCP\Http\Controllers\Google;

use Illuminate\Http\Request;
use Illuminate\Http\Response;
use Illuminate\Routing\Controller;
use Illuminate\Support\Arr;
use Http;

class GeocodingController extends Controller
{

    protected $uri    = "https://maps.googleapis.com/maps/api/geocode/json?";
    protected $key    = '';

    public $requestURL = null;
    public $response   = null;


    public function __construct(){

    }


    public function request($data=[]){
        $params   = array_merge(['key' => env('GOOGLE_MAPS_API_KEY', null)], $data);
        $response = Http::get( $this->uri, $params);
        $response = json_decode($response->body(), true);
        return  $response;
    }


    public function getAddress($response=[]){
        $ac = Arr::get($response, 'results.0.address_components', []);

        // predefine final variable
        $address = [
          'street'        => '',
          'nr'            => '',
          'address'       => '',
          'city'          => '',
          'postal_code'   => '',
          'country'       => '',
          'formatted'     => Arr::get($response, 'results.0.formatted_address'),
        ];

        // loop though address_components
        foreach($ac as $item):
            $value = Arr::get($item, 'long_name');
            $type  = Arr::get($item, 'types')[0];

            switch ($type):
                case 'street_number':
                  $address['nr']      = $value;
                  $address['address'] = strlen($address['address']) == 0 ? ($address['address'] . ' ' . $value) : ($value . $address['address']);
                break;

                case 'route':
                  $address['street']  = $value;
                  $address['address'] = strlen($address['address']) == 0 ? ($address['address'] . ' ' . $value) : ($value . $address['address']);
                break;

                case 'locality':
                  $address['city'] = $value;
                break;

                case 'postal_code':
                  $address['postal_code'] = $value;
                break;

                case 'country':
                  $address['country'] = $value;
                break;

            endswitch;
        endforeach;

        return $address;
    }


    public function getLocation($response=[]){
        return Arr::get($response, 'results.0.geometry.location');
    }


    public function getStatus($response=[]){
        return Arr::get($response, 'status', 'STATUS_NOT_FOUND');
    }


    public function getGeoLocation(Request $r){
        $params = [];

        if($r->input('q'))
          $params['address'] = $r->input('q');

        if($r->input('latlng'))
          $params['latlng'] = $r->input('latlng');

        $response = $this->request($params);
        $location = $this->getLocation($response);
        $status   = $this->getStatus($response);
        $address  = $this->getAddress($response);

        return response()->json([
            // 'all'       => $r->all(), // debug only
            'response'  => $response,
            'address'   => $address,
            'location'  => $location,
            'status'    => $status,
        ]);
    }

}