public function confirm() {

		$validate = $this->validate( true );
		if ( is_wp_error( $validate ) ) {
			return $validate;
		}

		$gateway_confirm = $this->gateway->confirm_pending_order( $this->order );
		if ( is_wp_error( $gateway_confirm ) ) {
			return $gateway_confirm;
		}

		$user = $this->commit_user();
		if ( is_wp_error( $user ) ) {
			return $user;
		}

		// Save the user to the order.
		$this->order->set_user_data( $this->get_user_data() );

		if ( 'SUCCESS' === ( $gateway_confirm['status'] ?? null ) && ! empty( $gateway_confirm['transaction'] ) ) {
			// Record the transaction.
			$this->order->record_transaction( $gateway_confirm['transaction'] );
		}

		return $gateway_confirm;

	}