gruene-seele/dev/dhl-for-woocommerce/includes/pr-dhl-api/class-pr-dhl-api-rest-finder.php

<?php

if (! defined('ABSPATH')) {
    exit;
} // Exit if accessed directly

class PR_DHL_API_REST_Finder extends PR_DHL_API_REST
{
    /**
     * Request arguments.
     */
    private array $args = [];

    /**
     * The URL to the API.
     *
     * @since [*next-version*]
     */
    public function __construct() {}

    public function get_parcel_location($args)
    {
        try {

            $this->set_arguments($args);

            $this->set_endpoint('location-finder/v1/find-by-address');
            $this->set_query_string();

            // PR_DHL()->log_msg( '"get_parcel_location" called with: ' . print_r( $args , true ) );

            $response_body = $this->get_request();

            // PR_DHL()->log_msg( 'Response: Successful');

            return $response_body;
        } catch (Exception $e) {
            PR_DHL()->log_msg('Response Error: '.$e->getMessage());
            throw $e;
        }
    }

    protected function set_arguments($args)
    {
        // Validate set args

        if (empty($args['shipping_address']['city']) && empty($args['shipping_address']['postcode'])) {
            throw new Exception(esc_html__('Shipping "City" and "Postcode" are empty!', 'dhl-for-woocommerce'));
        }

        if (empty($args['shipping_address']['country'])) {
            throw new Exception(esc_html__('Shipping "Country" is empty!', 'dhl-for-woocommerce'));
        }

        $this->args = $args;
    }

    protected function set_query_string()
    {
        $packstation = ($this->args['dhl_packstation_filter'] == 'true');
        $branch = ($this->args['dhl_branch_filter'] == 'true');
        $country = $this->args['shipping_address']['country'];

        if ($packstation && $branch) {
            $serviceType = 'parcel:pick-up-all';
        } elseif ($branch) {
            $serviceType = 'parcel:pick-up';
        } elseif ($packstation) {
            $serviceType = ($country == 'DE') ? 'parcel:pick-up-registered' : 'parcel:pick-up-unregistered';
        }

        if (! isset($serviceType)) {
            throw new Exception(esc_html__('No service type selected', 'dhl-for-woocommerce'));
        }

        $finder_query_string = [
            'radius' => 2000, // in meters
            'limit' => ($this->args['dhl_parcel_limit']) ? $this->args['dhl_parcel_limit'] : 10,
            'serviceType' => $serviceType,
            'streetAddress' => $this->args['shipping_address']['address'],
            'zipCode' => $this->args['shipping_address']['postcode'],
            'addressLocality' => $this->args['shipping_address']['city'],
            'countryCode' => $this->args['shipping_address']['country'],
        ];

        $this->query_string = http_build_query($finder_query_string);
    }

    protected function set_header($authorization = '')
    {
        $dhl_header['Accept'] = 'application/json';
        $dhl_header['DHL-API-Key'] = $this->get_api_key();

        if (! empty($authorization)) {
            $dhl_header['Authorization'] = $authorization;
        }

        $this->remote_header = $dhl_header;
    }

    public function get_request()
    {

        $rest_auth = '';
        $api_url = $this->get_api_url();
        $api_url = trailingslashit($api_url);

        $this->set_header();

        $wp_request_url = $api_url.$this->get_endpoint().'?'.$this->get_query_string();
        $wp_request_headers = $this->get_header();

        PR_DHL()->log_msg('GET URL: '.$wp_request_url);

        $wp_dhl_rest_response = wp_remote_get(
            $wp_request_url,
            [
                'headers' => $wp_request_headers,
                'timeout' => self::WP_POST_TIMEOUT,
            ]
        );

        // PR_DHL()->log_msg( 'GET Request Headers: ' . print_r( $wp_request_headers, true ) );

        $response_code = wp_remote_retrieve_response_code($wp_dhl_rest_response);
        $response_body = json_decode(wp_remote_retrieve_body($wp_dhl_rest_response));

        PR_DHL()->log_msg('GET Response Code: '.$response_code);
        // PR_DHL()->log_msg( 'GET Response Body: ' . print_r( $response_body, true ) );

        switch ($response_code) {
            case '200':
            case '201':
                break;
            case '400':
                $error_message = ($response_body->detail) ? $response_body->detail : '';
                throw new Exception(esc_html__('400 - ', 'dhl-for-woocommerce').esc_html($error_message));
                break;
            case '401':
                throw new Exception(esc_html__('401 - Unauthorized Access - Invalid token or Authentication Header parameter', 'dhl-for-woocommerce'));
                break;
            case '408':
                throw new Exception(esc_html__('408 - Request Timeout', 'dhl-for-woocommerce'));
                break;
            case '429':
                throw new Exception(esc_html__('429 - Too many requests in given amount of time', 'dhl-for-woocommerce'));
                break;
            case '503':
                throw new Exception(esc_html__('503 - Service Unavailable', 'dhl-for-woocommerce'));
                break;
            default:
                if (empty($response_body->detail)) {
                    $error_message = esc_html__('GET error or timeout occured. Please try again later.', 'dhl-for-woocommerce');
                } else {
                    $error_message = str_replace('/', ' / ', $response_body->detail);
                }

                PR_DHL()->log_msg('GET Error: '.$response_code.' - '.$error_message);

                throw new Exception(esc_html($response_code).' - '.esc_html($error_message));
                break;
        }

        return $response_body;
    }

    /**
     * Retrieves the API URL.
     *
     * @since [*next-version*]
     *
     * @return string
     */
    public function get_api_url()
    {
        $api_url = defined('PR_DHL_GLOBAL_URL') ? PR_DHL_GLOBAL_URL : '';

        return $api_url;
    }

    /**
     * Retrieves the API KEY.
     *
     * @since [*next-version*]
     *
     * @return string
     */
    public function get_api_key()
    {
        $api_key = defined('PR_DHL_GLOBAL_API') ? PR_DHL_GLOBAL_API : '';

        return $api_key;
    }
}