<?php

/**
 * Observium
 *
 *   This file is part of Observium.
 *
 * @package        observium
 * @subpackage     geolocation
 * @author         Adam Armstrong <adama@observium.org>
 * @copyright  (C) Adam Armstrong
 *
 */

/**
 * Here passed $data array with decoded first request response
 * At end returned main $location variables
 */

// Use google data only with good status response
if (in_array($data['status'], [ 'OK', 'ZERO_RESULTS', 'UNKNOWN_ERROR' ])) {
    $data = $data['results'][0];
    // Detect if required second request
    $try_second = FALSE;
    if ($geo_type === 'forward') {
        $try_second = !isset($data['geometry']['location_type']) || $data['geometry']['location_type'] === 'APPROXIMATE';
    }

    // Make second request (address_second passed from main function get_geolocation()
    if ($try_second && !safe_empty($address_second)) {
        // Re-Generate geolocation tags, override location
        $tags['location'] = $address_second;

        // Second request
        $data_new = get_geo_http_def($geo_def, $geo_type, $tags);
        if ($data_new && $data_new['status'] === 'OK' &&
            $data_new['results'][0]['geometry']['location_type'] !== 'APPROXIMATE') {
            $data = $data_new['results'][0];
        }
        unset($data_new);
    }

    if ($geo_type == 'forward') {
        // If using reverse queries, do not change lat/lon
        $location['location_lat'] = $data['geometry']['location']['lat'];
        $location['location_lon'] = $data['geometry']['location']['lng'];
    }
    foreach ($data['address_components'] as $entry) {
        switch ($entry['types'][0]) {
            case 'sublocality_level_1':
            case 'postal_town':
            case 'locality':
                $location['location_city'] = $entry['long_name'];
                break;
            case 'administrative_area_level_2':
                $location['location_county'] = $entry['long_name'];
                break;
            case 'administrative_area_level_1':
                $location['location_state'] = $entry['long_name'];
                break;
            case 'country':
                $location['location_country'] = strtolower($entry['short_name']);
                break;
        }
    }
} else {
    $data = FALSE;
}

// EOF