Add googlepay wc gateway

modules/ppcp-googlepay/resources/js/GooglepayButton.js

@@ -27,7 +27,7 @@ class GooglepayButton {
 
 		this.log = function () {
 			if ( this.buttonConfig.is_debug ) {
-				//console.log('[GooglePayButton]', ...arguments);
+				console.log( '[GooglePayButton]', ...arguments );
 			}
 		};
 	}

modules/ppcp-googlepay/services.php

@@ -939,6 +939,12 @@ return array(
 		);
 	},
 	'googlepay.wc-gateway'   => static function ( ContainerInterface $container ): GooglePayGateway {
-		return new GooglePayGateway();
+		return new GooglePayGateway(
+			$container->get( 'wcgateway.order-processor' ),
+			$container->get( 'wc-subscriptions.helper' ),
+			$container->get( 'api.factory.paypal-checkout-url' ),
+			$container->get( 'wcgateway.processor.refunds' ),
+			$container->get( 'wcgateway.transaction-url-provider' )
+		);
 	},
 );

modules/ppcp-googlepay/src/Assets/Button.php

@@ -239,6 +239,7 @@ class Button implements ButtonInterface {
 		$button_enabled_product  = $this->settings_status->is_smart_button_enabled_for_location( 'product' );
 		$button_enabled_cart     = $this->settings_status->is_smart_button_enabled_for_location( 'cart' );
 		$button_enabled_checkout = ! ( $this->context() === 'checkout' && $this->settings->has( 'googlepay_button_enabled' ) && $this->settings->get( 'googlepay_button_enabled' ) );
+		$button_enabled_checkout = true;
 		$button_enabled_payorder = true;
 		$button_enabled_minicart = $this->settings_status->is_smart_button_enabled_for_location( 'mini-cart' );
 

modules/ppcp-googlepay/src/GooglePayGateway.php

@@ -9,12 +9,78 @@ declare(strict_types=1);
 
 namespace WooCommerce\PayPalCommerce\Googlepay;
 
+use Exception;
+use WC_Order;
 use WC_Payment_Gateway;
+use WooCommerce\PayPalCommerce\ApiClient\Exception\PayPalApiException;
+use WooCommerce\PayPalCommerce\WcGateway\Exception\GatewayGenericException;
+use WooCommerce\PayPalCommerce\WcGateway\Exception\PayPalOrderMissingException;
+use WooCommerce\PayPalCommerce\WcGateway\Gateway\Messages;
+use WooCommerce\PayPalCommerce\WcGateway\Gateway\ProcessPaymentTrait;
+use WooCommerce\PayPalCommerce\WcGateway\Gateway\TransactionUrlProvider;
+use WooCommerce\PayPalCommerce\WcGateway\Processor\OrderProcessor;
+use WooCommerce\PayPalCommerce\WcGateway\Processor\RefundProcessor;
+use WooCommerce\PayPalCommerce\WcSubscriptions\Helper\SubscriptionHelper;
 
+/**
+ * Class GooglePayGateway
+ */
 class GooglePayGateway extends WC_Payment_Gateway {
+	use ProcessPaymentTrait;
+
 	const ID = 'ppcp-googlepay';
 
-	public function __construct() {
+	/**
+	 * The processor for orders.
+	 *
+	 * @var OrderProcessor
+	 */
+	protected $order_processor;
+
+	/**
+	 * The subscription helper.
+	 *
+	 * @var SubscriptionHelper
+	 */
+	protected $subscription_helper;
+
+	/**
+	 * The function return the PayPal checkout URL for the given order ID.
+	 *
+	 * @var callable(string):string
+	 */
+	private $paypal_checkout_url_factory;
+
+	/**
+	 * The Refund Processor.
+	 *
+	 * @var RefundProcessor
+	 */
+	private $refund_processor;
+
+	/**
+	 * Service able to provide transaction url for an order.
+	 *
+	 * @var TransactionUrlProvider
+	 */
+	protected $transaction_url_provider;
+
+	/**
+	 * GooglePayGateway constructor.
+	 *
+	 * @param OrderProcessor $order_processor The Order Processor.
+	 * @param SubscriptionHelper $subscription_helper The subscription helper.
+	 * @param callable(string):string $paypal_checkout_url_factory The function return the PayPal checkout URL for the given order ID.
+	 * @param RefundProcessor $refund_processor The Refund Processor.
+	 * @param TransactionUrlProvider $transaction_url_provider Service providing transaction view URL based on order.
+	 */
+	public function __construct(
+		OrderProcessor $order_processor,
+		SubscriptionHelper $subscription_helper,
+		callable $paypal_checkout_url_factory,
+		RefundProcessor $refund_processor,
+		TransactionUrlProvider $transaction_url_provider
+	) {
 		$this->id = self::ID;
 
 		$this->method_title       = __( 'Google Pay', 'woocommerce-paypal-payments' );
@@ -25,6 +91,11 @@ class GooglePayGateway extends WC_Payment_Gateway {
 
 		$this->init_form_fields();
 		$this->init_settings();
+		$this->order_processor = $order_processor;
+		$this->subscription_helper = $subscription_helper;
+		$this->paypal_checkout_url_factory = $paypal_checkout_url_factory;
+		$this->refund_processor = $refund_processor;
+		$this->transaction_url_provider = $transaction_url_provider;
 	}
 
 	/**
@@ -56,4 +127,104 @@ class GooglePayGateway extends WC_Payment_Gateway {
 			),
 		);
 	}
+
+	/**
+	 * Process payment for a WooCommerce order.
+	 *
+	 * @param int $order_id The WooCommerce order id.
+	 *
+	 * @return array
+	 */
+	public function process_payment( $order_id ) {
+		$wc_order = wc_get_order( $order_id );
+		if ( ! is_a( $wc_order, WC_Order::class ) ) {
+			return $this->handle_payment_failure(
+				null,
+				new GatewayGenericException( new Exception( 'WC order was not found.' ) )
+			);
+		}
+
+		/**
+		 * If customer has chosen change Subscription payment.
+		 */
+		if ( $this->subscription_helper->has_subscription( $order_id ) && $this->subscription_helper->is_subscription_change_payment() ) {
+			// phpcs:ignore WordPress.Security.NonceVerification.Missing
+			$saved_paypal_payment = wc_clean( wp_unslash( $_POST['saved_paypal_payment'] ?? '' ) );
+			if ( $saved_paypal_payment ) {
+				$wc_order->update_meta_data( 'payment_token_id', $saved_paypal_payment );
+				$wc_order->save();
+
+				return $this->handle_payment_success( $wc_order );
+			}
+		}
+
+		/**
+		 * If the WC_Order is paid through the approved webhook.
+		 */
+		//phpcs:disable WordPress.Security.NonceVerification.Recommended
+		if ( isset( $_REQUEST['ppcp-resume-order'] ) && $wc_order->has_status( 'processing' ) ) {
+			return $this->handle_payment_success( $wc_order );
+		}
+		//phpcs:enable WordPress.Security.NonceVerification.Recommended
+
+		try {
+			try {
+				$this->order_processor->process( $wc_order );
+
+				do_action( 'woocommerce_paypal_payments_before_handle_payment_success', $wc_order );
+
+				return $this->handle_payment_success( $wc_order );
+			} catch ( PayPalOrderMissingException $exc ) {
+				$order = $this->order_processor->create_order( $wc_order );
+
+				return array(
+					'result'   => 'success',
+					'redirect' => ( $this->paypal_checkout_url_factory )( $order->id() ),
+				);
+			}
+		} catch ( PayPalApiException $error ) {
+			return $this->handle_payment_failure(
+				$wc_order,
+				new Exception(
+					Messages::generic_payment_error_message() . ' ' . $error->getMessage(),
+					$error->getCode(),
+					$error
+				)
+			);
+		} catch ( Exception $error ) {
+			return $this->handle_payment_failure( $wc_order, $error );
+		}
+	}
+
+	/**
+	 * Process refund.
+	 *
+	 * If the gateway declares 'refunds' support, this will allow it to refund.
+	 * a passed in amount.
+	 *
+	 * @param  int    $order_id Order ID.
+	 * @param  float  $amount Refund amount.
+	 * @param  string $reason Refund reason.
+	 * @return boolean True or false based on success, or a WP_Error object.
+	 */
+	public function process_refund( $order_id, $amount = null, $reason = '' ) {
+		$order = wc_get_order( $order_id );
+		if ( ! is_a( $order, \WC_Order::class ) ) {
+			return false;
+		}
+		return $this->refund_processor->process( $order, (float) $amount, (string) $reason );
+	}
+
+	/**
+	 * Return transaction url for this gateway and given order.
+	 *
+	 * @param \WC_Order $order WC order to get transaction url by.
+	 *
+	 * @return string
+	 */
+	public function get_transaction_url( $order ): string {
+		$this->view_transaction_url = $this->transaction_url_provider->get_transaction_url_base( $order );
+
+		return parent::get_transaction_url( $order );
+	}
 }

modules/ppcp-googlepay/src/GooglepayModule.php

@@ -187,8 +187,8 @@ class GooglepayModule implements ModuleInterface {
 			}
 		);
 
-		add_action('woocommerce_review_order_after_payment', function () {
-			echo '<div id="ppc-button-' . esc_attr( GooglePayGateway::ID ) . '"></div>';
+		add_action('woocommerce_review_order_after_submit', function () {
+			echo '<div id="ppc-button-' . esc_attr( GooglePayGateway::ID ) . '">Google Pay...</div>';
 		});
 	}