upload invoice when shipping an order

src/Addons/Addons.php

@@ -10,6 +10,7 @@
 use ShoppingFeed\ShoppingFeedWC\Addons\Plugins\ASTPlugin\ASTPlugin;
 use ShoppingFeed\ShoppingFeedWC\Addons\Plugins\ChainedProductsPlugin\ChainedProducts;
 use ShoppingFeed\ShoppingFeedWC\Addons\Plugins\PhWoocommerceShipmentTrackingProPlugin\PhWoocommerceShipmentTrackingProPlugin;
+use ShoppingFeed\ShoppingFeedWC\Addons\Plugins\WoocommercePdfInvoicesPackingSlips\WoocommercePdfInvoicesPackingSlips;
 use ShoppingFeed\ShoppingFeedWC\Addons\Shipping\Shipping;
 
 class Addons {
@@ -36,10 +37,16 @@ class Addons {
 	 */
 	private $chained_products_plugin;
 
+	/**
+	 * @var WoocommercePdfInvoicesPackingSlips
+	 */
+	private $woocommerce_pdf_invoices_packing_slips;
+
 	public function __construct() {
-		$this->shipping                          = new Shipping();
-		$this->inventory                         = new Inventory();
-		$this->marketplaces                      = new Marketplaces();
-		$this->chained_products_plugin           = new ChainedProducts();
+		$this->shipping                               = new Shipping();
+		$this->inventory                              = new Inventory();
+		$this->marketplaces                           = new Marketplaces();
+		$this->chained_products_plugin                = new ChainedProducts();
+		$this->woocommerce_pdf_invoices_packing_slips = new WoocommercePdfInvoicesPackingSlips();
 	}
 }

src/Addons/Plugins/WoocommercePdfInvoicesPackingSlips/WoocommercePdfInvoicesPackingSlips.php

@@ -0,0 +1,100 @@
+<?php
+
+namespace ShoppingFeed\ShoppingFeedWC\Addons\Plugins\WoocommercePdfInvoicesPackingSlips;
+
+// Exit on direct access
+use ShoppingFeed\ShoppingFeedWC\ShoppingFeedHelper;
+
+defined( 'ABSPATH' ) || exit;
+
+/**
+ * Class WoocommercePdfInvoicesPackingSlips is used to get the invoice file for the order.
+ *
+ * @link https://wordpress.org/plugins/woocommerce-pdf-invoices-packing-slips/
+ * @package ShoppingFeed\ShoppingFeedWC\Addons\Plugins\WoocommercePdfInvoicesPackingSlips
+ */
+class WoocommercePdfInvoicesPackingSlips {
+	public function __construct() {
+		if ( ! class_exists( '\WPO_WCPDF' ) ) {
+			return;
+		}
+
+		add_filter( 'sf_order_invoice_filepath', array( $this, 'get_order_invoice' ), 5, 2 );
+	}
+
+	/**
+	 * Get the invoice file for the order.
+	 *
+	 * @param string|null $order_invoice_filepath
+	 * @param \WC_Order $order
+	 *
+	 * @return string|null
+	 */
+	public function get_order_invoice( $order_invoice_filepath, $order ) {
+		ShoppingFeedHelper::get_logger()->debug(
+			sprintf(
+				'Check for order invoice to upload.'
+			),
+			[
+				'source' => 'shopping-feed',
+				'order'  => $order->get_id(),
+			]
+		);
+
+		// Don't override existing invoices.
+		if ( null !== $order_invoice_filepath ) {
+			ShoppingFeedHelper::get_logger()->info(
+				sprintf(
+					'An invoice file has been provided.'
+				),
+				[
+					'source'           => 'shopping-feed',
+					'order'            => $order->get_id(),
+					'invoice_filepath' => str_replace( WP_CONTENT_DIR, '', $order_invoice_filepath ),
+				]
+			);
+
+			return $order_invoice_filepath;
+		}
+
+		try {
+			$invoice = wcpdf_get_invoice( $order );
+			if ( $invoice ) {
+				ShoppingFeedHelper::get_logger()->debug(
+					sprintf(
+						'An invoice is available for the order.'
+					),
+					[
+						'source' => 'shopping-feed',
+						'order'  => $order->get_id(),
+					]
+				);
+
+				$order_invoice_filepath = wcpdf_get_document_file( $invoice );
+
+				ShoppingFeedHelper::get_logger()->info(
+					sprintf(
+						'Successfully got the invoice file for the order.'
+					),
+					[
+						'source'           => 'shopping-feed',
+						'order'            => $order->get_id(),
+						'invoice_filepath' => str_replace( WP_CONTENT_DIR, '', $order_invoice_filepath ),
+					]
+				);
+			}
+		} catch ( \Exception $exception ) {
+			ShoppingFeedHelper::get_logger()->error(
+				sprintf(
+					'An error occurred while trying to get document file.'
+				),
+				[
+					'source' => 'shopping-feed',
+					'order'  => $order->get_id(),
+				]
+			);
+		}
+
+		return $order_invoice_filepath;
+	}
+}

src/Admin/Options.php

@@ -1557,6 +1557,30 @@ function () {
 			'sf_orders_settings_import_options'
 		);
 
+		add_settings_field(
+			'upload_invoice_order',
+			__( 'Documents', 'shopping-feed' ),
+			function () {
+				?>
+				<label for="upload_invoice_order">
+					<input
+						type="checkbox"
+						id="upload_invoice_order"
+						name="<?php echo esc_attr( sprintf( '%s[upload_invoice_order]', self::SF_ORDERS_OPTIONS ) ); ?>"
+						value="1"
+						<?php checked( '1', isset( $this->sf_orders_options['upload_invoice_order'] ) ? $this->sf_orders_options['upload_invoice_order'] : '0' ); ?>
+					>
+					<?php esc_html_e( "Upload order's invoice", 'shopping-feed' ); ?>
+				</label>
+				<p class="description" id="tagline-description">
+					<?php esc_html_e( 'Send invoice to ShoppingFeed for compatible marketplaces when order is shipped.', 'shopping-feed' ); ?>
+				</p>
+				<?php
+			},
+			self::SF_ORDERS_SETTINGS_PAGE,
+			'sf_orders_settings_import_options'
+		);
+
 		//mapping
 		$sf_actions = Operations::get_available_operations();
 

src/Orders/Operations.php

@@ -9,6 +9,7 @@
 	OrderOperation,
 	OrderOperationResult,
 	OrderResource};
+use ShoppingFeed\ShoppingFeedWC\Dependencies\ShoppingFeed\Sdk\Api\Order\Document\Invoice;
 use ShoppingFeed\ShoppingFeedWC\Dependencies\ShoppingFeed\Sdk\Api\Store\StoreResource;
 use ShoppingFeed\ShoppingFeedWC\Sdk\Sdk;
 use ShoppingFeed\ShoppingFeedWC\ShoppingFeedHelper;
@@ -142,11 +143,33 @@ public function ship() {
 				ShoppingFeedHelper::wc_tracking_number( $this->wc_order ),
 				ShoppingFeedHelper::wc_tracking_link( $this->wc_order )
 			);
+
+			// Upload invoice associated with the order if the option is enabled and document is available.
+			$upload_document = (bool) ( ShoppingFeedHelper::get_sf_orders_options()['upload_invoice_order'] ?? false );
+			if ( $upload_document ) {
+				/**
+				 * Filters the file path to the order invoice.
+				 *
+				 * @param string|null $order_invoice_filepath File path to the order invoice. Null if the order has no invoice.
+				 * @param \WC_Order $order Current order
+				 */
+				$order_invoice_filepath = apply_filters( 'sf_order_invoice_filepath', null, $this->wc_order );
+				if ( null !== $order_invoice_filepath && is_readable( $order_invoice_filepath ) ) {
+					error_log( $order_invoice_filepath );
+					$order_invoice = new Invoice( $order_invoice_filepath );
+					$this->order_operation->uploadDocument(
+						$this->sf_reference,
+						$this->sf_channel_name,
+						$order_invoice
+					);
+				}
+			}
+
 			$this->order_api->execute( $this->order_operation );
 		} catch ( Exception $exception ) {
 			ShoppingFeedHelper::get_logger()->error(
 				sprintf(
-				/* translators: %s: Error message. */
+					/* translators: %s: Error message. */
 					__( 'Failed to ship sf order %s', 'shopping-feed' ),
 					$exception->getMessage()
 				),