<?php

use VendorDHL\Psr\Log\LoggerInterface;
use WPDesk\DHL\HelperTrait;

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

if ( ! class_exists( 'WPDesk_WooCommerce_DHL_API' ) ) {

	/**
	 * DHL API.
	 */
	class WPDesk_WooCommerce_DHL_API {
		use HelperTrait;

		/**
		 * @var string
		 */
		private $login;

		/**
		 * @var string
		 */
		private $password;

		/**
		 * @var bool
		 */
		private $test_api;

		/**
		 * @var array
		 */
		private $auth_data;

		/**
		 * @var bool|SoapClient
		 */
		private $client = false;

		/**
		 * @var LoggerInterface
		 */
		private $logger;

		/**
		 * @param string $login    .
		 * @param string $password .
		 * @param LoggerInterface $logger .
		 * @param bool   $test_api .
		 */
		public function __construct( $login, $password, $logger, $test_api = false ) {
			$this->login     = $login;
			$this->password  = $password;
			$this->test_api  = $test_api;
			$this->auth_data = [
				'username' => $login,
				'password' => $password,
			];
			$this->logger = $logger;
		}

		public function clear_cache() {
			global $wpdb;
			$transients = $wpdb->get_results(
				"SELECT option_name AS name, option_value AS value FROM $wpdb->options
              			WHERE option_name LIKE '_transient_dhl%'
              			"
			);
			foreach ( $transients as $transient ) {
				delete_transient( substr( $transient->name, 11 ) );
			}
		}

		/**
		 * @return SoapClient
		 * @throws SoapFault
		 */
		public function get_client() {
			if ( ! $this->client ) {
				$dhl_webapi_url = 'https://dhl24.com.pl/webapi2';

				if ( $this->test_api ) {
					$dhl_webapi_url = 'https://sandbox.dhl24.com.pl/webapi2';
				}

				$this->client = new \VendorDHL\WPDesk\SOAP\SoapClientWithLogger(
					new SoapClient(
						$dhl_webapi_url,
						[
							'keep-alive'         => true,
							'connection_timeout' => 30,
							'trace'              => 1,
						]
					),
					$this->logger,
					2000
				);
			}

			return $this->client;
		}

		public function ping() {
			$client = $this->get_client();

			$params = [
				'authData'    => $this->auth_data,
				'createdFrom' => date( 'Y-m-d' ),
				'createdTo'   => date( 'Y-m-d', time() + 5 * DAY_IN_SECONDS ),
			];

			return $client->getMyShipments( $params );
		}

		public function create_shipment( $shipments ) {
			$client = $this->get_client();
			$params = [
				'authData'  => $this->auth_data,
				'shipments' => $shipments,
			];

			return $client->createShipments( $params );
		}

		public function get_service_point( $service_point, $post_code, $radius, $is_cod = false, $country = '', $city = '' ) {
			try {
				try {
					$all_items = $this->get_nearest_servicepoints( $post_code, $radius, $is_cod, $country, $city );
				} catch ( Exception $e ) {
					$this->logger->warning( $e->getMessage() );
				}
				foreach ( $all_items as $item ) {
					if ( $item->id === (string) $service_point ) {
						return $item;
					}
				}

				return '';
			} catch ( Exception $e ) {
				error_log( "Exception {$e->getMessage()} in DHL::get_service_point" );

				return '';
			}
		}

		public function get_postal_code_services( $post_code, $pickup_date, $cache = true ) {
			$transient_name = 'dhl_pcs_services_' . $post_code . '-' . $pickup_date . '_' . date( 'H' );

			if ( $this->test_api ) {
				$transient_name .= '_test';
			}

			$ret = get_transient( $transient_name );

			if ( $ret === false ) {

				$client = $this->get_client();

				$params = [
					'authData'   => $this->auth_data,
					'postCode'   => $post_code,
					'pickupDate' => $pickup_date,
				];

				$ret = $client->getPostalCodeServices( $params );

				set_transient( $transient_name, $ret, HOUR_IN_SECONDS );
			}

			return $ret;
		}

		public function get_label( $shipment_id, $label_format ) {
			$client = $this->get_client();

			$params = [
				'authData'     => $this->auth_data,
				'itemsToPrint' => [
					[
						'labelType'  => $label_format,
						'shipmentId' => $shipment_id,
					],
				],
			];

			return $client->getLabels( $params );
		}

		public function delete_shipment( $shipment_id ) {

			$client = $this->get_client();

			$params = [
				'authData'  => $this->auth_data,
				'shipments' => [ $shipment_id ],
			];

			return $client->deleteShipments( $params );
		}

		public function get_nearest_servicepoints( $postcode = '00001', $radius = 5000, $is_cod = false, $country = '', $city = '' ) {
			$city = function_exists( 'mb_substr' ) ? mb_substr( $city, 0, -1 ) : substr( $city, 0, -1 );
			$postcode = str_replace( '-', '', $postcode );
			$params   = [
				'authData'  => $this->auth_data,
				'structure' => [
					'postcode' => $postcode,
					'radius'   => $radius,
					'country'  => $country,
					'city'     => $city,
				],
			];
			$params_for_cache = array_merge(
				$params,
				[
					'test'    => $this->test_api,
					'version' => WOOCOMMERCE_DHL_VERSION,
				]
			);

			$transient_key               = $this->prepare_transient_key( $params_for_cache, __METHOD__ );
			$nearest_servicepoints_array = get_transient( $transient_key );

			$nearest_servicepoints_download_interval = 60 * 60 * 24;

			if ( ! $nearest_servicepoints_array ) {
				$client = $this->get_client();

				$nearest_servicepoints_results = null;
				$nearest_servicepoints = $client->getNearestServicepoints( $params ); // phpcs:ignore
				if ( isset( $nearest_servicepoints ) && isset( $nearest_servicepoints->getNearestServicepointsResult ) ) { // phpcs:ignore
					$nearest_servicepoints_results = $nearest_servicepoints->getNearestServicepointsResult; // phpcs:ignore
				}
				$nearest_servicepoints_array = [];

				if ( isset( $nearest_servicepoints_results ) && isset( $nearest_servicepoints_results->points ) && isset( $nearest_servicepoints_results->points->item ) ) {
					$points = $nearest_servicepoints_results->points->item;
					if ( ! is_array( $nearest_servicepoints_array ) ) {
						$points = [ $nearest_servicepoints_array ];
					}
					foreach ( $points as $point ) {
						if ( $point->type === 'PAKETSHOP' || $point->type === 'PARCELSHOP' ) {
							$point->id                                 = $point->sap . ':' . $point->address->postcode;
							$nearest_servicepoints_array[ $point->id ] = $point;
						}
					}

					uasort( $nearest_servicepoints_array, [ $this, 'cmp_servicepoints' ] );
				}

				set_transient( $transient_key, $nearest_servicepoints_array, $nearest_servicepoints_download_interval ); // Day.
			}

			return $nearest_servicepoints_array;
		}
	}
}