ENGCOM-1892: Create ability to set is_visible_on_front to order status history comment #15637

 - Merge Pull Request #15637 from markoshust/magento2:feature/order-history-comment-is-visible-on-front
 - Merged commits:
   1. 8aea8ca
   2. 594203c

Author: magento-engcom-team

app/code/Magento/Sales/Model/Order.php

@@ -1008,8 +1008,24 @@ public function addStatusToHistory($status, $comment = '', $isCustomerNotified =
      * @param string $comment
      * @param bool|string $status
      * @return OrderStatusHistoryInterface
+     * @deprecated
+     * @see addCommentToStatusHistory
      */
     public function addStatusHistoryComment($comment, $status = false)
+    {
+        return $this->addCommentToStatusHistory($comment, $status, false);
+    }
+    
+    /**
+     * Add a comment to order status history
+     * Different or default status may be specified
+     *
+     * @param string $comment
+     * @param bool|string $status
+     * @param bool $isVisibleOnFront
+     * @return OrderStatusHistoryInterface
+     */
+    public function addCommentToStatusHistory($comment, $status = false, $isVisibleOnFront = false)
     {
         if (false === $status) {
             $status = $this->getStatus();
@@ -1024,6 +1040,8 @@ public function addStatusHistoryComment($comment, $status = false)
             $comment
         )->setEntityName(
             $this->entityType
+        )->setIsVisibleOnFront(
+            $isVisibleOnFront
         );
         $this->addStatusHistory($history);
         return $history;