Plugin not following WooCommerce developer recommendations for CRUD operations

Hello again!

the plugin is not following the WooCommerce developer guidelines regarding CRUD operations on WC orders. See: https://docs.woocommerce.com/document/developing-using-woocommerce-crud-objects/

Regarding orders you can fix it by add this modifications to your plugin:

diff --git a/pixelyoursite-pro/includes/class-events-manager.php b/pixelyoursite-pro/includes/class-events-manager.php
index 8741c9da..426342c8 100644
--- a/pixelyoursite-pro/includes/class-events-manager.php
+++ b/pixelyoursite-pro/includes/class-events-manager.php
@@ -497,13 +497,14 @@ if ( isEventEnabled( 'woo_paypal_enabled' ) && is_checkout() && ! is_wc_endpoint
 if ( isEventEnabled( 'woo_purchase_enabled' ) && is_order_received_page() && isset( $_REQUEST['key'] ) ) {
 
        $order_id = (int) wc_get_order_id_by_order_key( $_REQUEST['key'] );
+       $order = wc_get_order( $order_id );^M
 
                        // skip if event was fired before
-       if ( PYS()->getOption( 'woo_purchase_on_transaction' ) && get_post_meta( $order_id, '_pys_purchase_event_fired', true ) ) {
+       if ( PYS()->getOption( 'woo_purchase_on_transaction' ) && $order->get_meta( '_pys_purchase_event_fired', true ) ) {^M
                return;
        }
 
-       update_post_meta( $order_id, '_pys_purchase_event_fired', true );
+       $order->update_meta_data( '_pys_purchase_event_fired', true );^M
 
        $this->addStaticEvent( 'woo_purchase' );
 
@@ -776,6 +777,7 @@ public function setupWooLoopProductData() {
 
                        $payment_key = getEddPaymentKey();
                        $order_id = (int) edd_get_purchase_id_by_key( $payment_key );
+                       $order = wc_get_order( $order_id );^M
                        $status = edd_get_payment_status( $order_id, true );
 
                        // pending payment status used because we can't fire event on IPN
@@ -784,11 +786,11 @@ public function setupWooLoopProductData() {
                        }
 
                        // skip if event was fired before
-                       if ( PYS()->getOption( 'edd_purchase_on_transaction' ) && get_post_meta( $order_id, '_pys_purchase_event_fired', true ) ) {
+                       if ( PYS()->getOption( 'edd_purchase_on_transaction' ) && $order->get_meta( '_pys_purchase_event_fired', true ) ) {^M
                                return;
                        }
 
-                       update_post_meta( $order_id, '_pys_purchase_event_fired', true );
+                       $order->update_meta_data( '_pys_purchase_event_fired', true );^M
 
                        $this->addStaticEvent( 'edd_purchase' );
                        return;

If you have a better way to provide code feedback I can use it.

Thanks so much!