<?php
/**
 * Manifest.
 *
 * @package WooCommerce DPD
 */

/**
 * Implements Manifest methods.
 */
class WPDesk_Flexible_Shipping_Manifest_dpd extends WPDesk_Flexible_Shipping_Manifest implements WPDesk_Flexible_Shipping_Manifest_Interface { // phpcs:ignore

	const META_NUMBER = '_number';

	const COUNTRY_PL = 'PL';

	/**
	 * Get manifest number.
	 *
	 * @return string|null
	 */
	public function get_number() {
		return $this->get_meta( self::META_NUMBER );
	}

	/**
	 * Get manifest file.
	 *
	 * @return array
	 */
	public function get_manifest() {
		return array(
			'file_name' => 'dpd_manifest_' . $this->get_number() . '.pdf',
			'content'   => base64_decode( $this->get_meta( '_document_data', '' ) ),
		);
	}

	/**
	 * Generate manifest.
	 *
	 * @throws Exception|WPDesk_WooCommerce_DPD_Manifest_Creation_Exception .
	 */
	public function generate() {
		$api             = $this->get_api();
		$shipping_method = $this->get_shipping_method();
		$settings        = $shipping_method->settings;
		$fid             = $settings['fid'];
		if ( 'yes' === $settings['test_mode'] ) {
			$fid = $settings['fid_testmode'];
		}

		$packages          = array();
		$shipments         = $this->get_meta( '_shipments', array() );
		$session_type      = '';
		$sender_address_id = false;
		foreach ( $shipments as $shipment_id ) {
			$shipment = fs_get_shipment( $shipment_id );
			$order    = $shipment->get_order();
			if ( self::COUNTRY_PL !== $order->get_shipping_country() ) {
				$current_session_type = WPDesk_Flexible_Shipping_Shipment_dpd::INTERNATIONAL;
			} else {
				$current_session_type = WPDesk_Flexible_Shipping_Shipment_dpd::DOMESTIC;
			}

			if ( '' !== $shipment->get_meta( '_dpd_session_type', '' ) ) {
				$current_session_type = $shipment->get_meta( '_dpd_session_type', '' );
			}

			if ( '' === $session_type ) {
				$session_type = $current_session_type;
			}
			if ( $session_type !== $current_session_type ) {
				throw new WPDesk_WooCommerce_DPD_Manifest_Creation_Exception( __( 'Protokół może zawierać tylko przesyłki krajowe, lub tylko międzynarodowe.', 'woocommerce-dpd' ) );
			}

			$sender_address_id = $this->verify_sender_address_id( $sender_address_id, $shipment );

			$packages[] = $shipment->get_meta( WPDesk_Flexible_Shipping_Shipment_dpd::DPD_PACKAGE_ID, '' );
		}
		$manifest = $api->create_manifest( $packages, $session_type, $this->prepare_pickup_address( $fid, $sender_address_id ) );
		if ( isset( $manifest->return, $manifest->return->session, $manifest->return->session->statusInfo ) ) {
			if ( 'OK' === $manifest->return->session->statusInfo->status && isset( $manifest->return->documentData ) ) {
				$this->set_meta( '_document_data', base64_encode( $manifest->return->documentData ) );
				$this->set_meta( self::META_NUMBER, $manifest->return->documentId );
			} else {
				if ( isset( $manifest->return->session->statusInfo->description ) ) {
					throw new WPDesk_WooCommerce_DPD_Manifest_Creation_Exception( $manifest->return->session->statusInfo->description );
				} elseif ( ! isset( $manifest->return->documentData ) ) {
					throw new WPDesk_WooCommerce_DPD_Manifest_Creation_Exception( __( 'API zwróciło błędną zawartość, brak dokumentu!', 'woocommerce-dpd' ) );
				} else {
					throw new WPDesk_WooCommerce_DPD_Manifest_Creation_Exception( $manifest->return->session->statusInfo->status );
				}
			}
		}
	}

	/**
	 * Prepare pickup address.
	 *
	 * @param string $fid .
	 * @param string $sender_address_id .
	 * @return array
	 *
	 * @throws WPDesk_WooCommerce_DPD_Manifest_Creation_Exception .
	 */
	private function prepare_pickup_address( $fid, $sender_address_id ) {
		$pickup_address  = false;
		$shipping_method = $this->get_shipping_method();
		if ( '' === $sender_address_id ) {
			$pickup_address = array(
				'name'        => $shipping_method->get_option( $shipping_method::OPTION_SENDER_NAME, '' ),
				'company'     => $shipping_method->get_option( $shipping_method::OPTION_SENDER_COMPANY, '' ),
				'address'     => $shipping_method->get_option( $shipping_method::OPTION_SENDER_ADDRESS, '' ),
				'city'        => $shipping_method->get_option( $shipping_method::OPTION_SENDER_CITY, '' ),
				'countryCode' => self::COUNTRY_PL,
				'postalCode'  => $shipping_method->get_option( $shipping_method::OPTION_SENDER_POSTAL_CODE, '' ),
				'phone'       => $shipping_method->get_option( $shipping_method::OPTION_SENDER_PHONE, '' ),
				'email'       => $shipping_method->get_option( $shipping_method::OPTION_SENDER_EMAIL, '' ),
			);
		} else {
			$additional_sender_addresses = $shipping_method->get_additional_sender_addresses();
			foreach ( $additional_sender_addresses as $additional_sender_address ) {
				if ( $sender_address_id === $additional_sender_address->get_address_id() ) {
					$pickup_address = array(
						'name'        => $additional_sender_address->get_name(),
						'company'     => $additional_sender_address->get_company(),
						'address'     => $additional_sender_address->get_address(),
						'city'        => $additional_sender_address->get_city(),
						'countryCode' => self::COUNTRY_PL,
						'postalCode'  => $additional_sender_address->get_postal_code(),
						'phone'       => $additional_sender_address->get_phone(),
						'email'       => $additional_sender_address->get_email(),
					);
					break;
				}
			}
		}
		if ( false === $pickup_address ) {
			throw new WPDesk_WooCommerce_DPD_Manifest_Creation_Exception(
				// Translators: sender address id.
				sprintf( __( 'Błędny identyfikator adresu nadawcy przesyłki: %1$s', 'woocommerce-dpd' ), $sender_address_id )
			);
		}
		return $pickup_address;
	}

	/**
	 * Verify sender address id.
	 * All shipments in manifest should have same sender address.
	 *
	 * @param string|bool                           $current_sender_address_id .
	 * @param WPDesk_Flexible_Shipping_Shipment_dpd $shipment .
	 * @return string
	 *
	 * @throws WPDesk_WooCommerce_DPD_Manifest_Creation_Exception .
	 */
	private function verify_sender_address_id( $current_sender_address_id, $shipment ) {
		$shipment_sender_address_id = $shipment->get_meta( WPDesk_Flexible_Shipping_Shipment_dpd::DPD_SENDER_ADDRESS_ID, '' );
		if ( false !== $current_sender_address_id ) {
			if ( $current_sender_address_id !== $shipment_sender_address_id ) {
				throw new WPDesk_WooCommerce_DPD_Manifest_Creation_Exception( __( 'Protokół może zawierać tylko przesyłki dla jednego adresu nadania.', 'woocommerce-dpd' ) );
			}
		}
		return $shipment_sender_address_id;
	}

	/**
	 * Cancel manifest.
	 */
	public function cancel() {
		$this->delete_meta( self::META_NUMBER );
	}

	/**
	 * Get API.
	 *
	 * @return bool|WPDesk_WooCommerce_DPD_API
	 */
	public function get_api() {
		$shipping_method = $this->get_shipping_method();
		return $shipping_method->get_api();
	}

	/**
	 * Get shipping method.
	 *
	 * @return WPDesk_WooCommerce_DPD_Shipping_Method
	 */
	public function get_shipping_method() {
		$shipping_methods = WC()->shipping()->shipping_methods;
		if ( empty( $shipping_methods ) || ! is_array( $shipping_methods ) || 0 === count( $shipping_methods ) ) {
			$shipping_methods = WC()->shipping()->load_shipping_methods();
		}
		return $shipping_methods[ WPDesk_WooCommerce_DPD_Shipping_Method::SHIPPING_METHOD_ID ];
	}
}