How to make a view order link in magento2 ?

Hi with the below code we can easily amke a view order link in a 

magento2 

$this->getUrl('sales/order/view', ['order_id' => $orderId]); // $orderId is a 

entity id of a order not a increment id of a order

How to get full product url from ID Magento ?

$store = Mage::app()->getStore();

$product_id = "1"// change your product id here 

 $path = Mage::getResourceModel('core/url_rewrite')
    ->getRequestPathByIdPath('product/'.$product_id, $store);

$url = $store->getBaseUrl($store::URL_TYPE_WEB) . $path;