/**
* Adds the line item as a child to this line item. If there is another child line
* item with the same LIN_code, it is overwritten by this new one
* @param EE_Line_Item $line_item
* @return boolean success
*/
function add_child_line_item(EE_Line_Item $line_item)
{
if ($this->ID()) {
//check for any duplicate line items (with the same code), if so, this replaces it
$line_item_with_same_code = $this->get_child_line_item($line_item->code());
if ($line_item_with_same_code instanceof EE_Line_Item && $line_item_with_same_code !== $line_item) {
$this->delete_child_line_item($line_item_with_same_code->code());
}
$line_item->set_parent_ID($this->ID());
if ($this->TXN_ID()) {
$line_item->set_TXN_ID($this->TXN_ID());
}
return $line_item->save();
} else {
$this->_Line_Item[$line_item->code()] = $line_item;
return TRUE;
}
}
/**
* Adds the line item as a child to this line item
* @param EE_Line_Item $line_item
* @return void
*/
function add_child_line_item(EE_Line_Item $line_item)
{
if ($this->ID()) {
$line_item->set_parent_ID($this->ID());
$line_item->save();
} else {
$this->_Line_Item[$line_item->code()] = $line_item;
}
}
