'item_price_in' => $item_price_in + ($quantity_added * $model_price_in),
'item_price_out' => $item_price_out + ($quantity_added * $model_price_out),
'item_author' => $this->db->auth->get_user_id(),
'item_price_in' => $item_price_in + ($quantity_added * $model_price_in),
'item_price_out' => $item_price_out + ($quantity_added * $model_price_out),
'item_author' => $this->db->auth->get_user_id(),