5

You can achieve this $this->getRequest()->getParams(); will get you the all parameters If you want to get specific param $this->getRequest()->getParam('something'); In your case, It should be like this $this->getRequest()->getParam('item_id'); I hope this will help


1

Minicart is dynamic and loaded via KnockoutJS ,I believe, which means the count will be updated once the DOM is loaded and JS is executed


1

For me Its not good to use the object manager. Instead you can use the Magento\Sales\Model\OrderRepository to load the order You can use the get($entityId) method . And then you can try $order->addCommentToStatusHistory($comment, $status = false, $isVisibleOnFront = false); $order->save() . Note addStatusToHistory addStatusHistoryComment are ...


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