/**
* Init model class by configuration
*
* @param string $class
* @param string $totalCode
* @param array $totalConfig
* @return \Magento\Sales\Model\Quote\Address\Total\AbstractTotal
* @throws \Magento\Framework\Model\Exception
*/
protected function _initModelInstance($class, $totalCode, $totalConfig)
{
$model = $this->_totalFactory->create($class);
if (!$model instanceof \Magento\Sales\Model\Quote\Address\Total\AbstractTotal) {
throw new \Magento\Framework\Model\Exception(__('The address total model should be extended from \\Magento\\Sales\\Model\\Quote\\Address\\Total\\AbstractTotal.'));
}
$model->setCode($totalCode);
$this->_modelsConfig[$totalCode] = $this->_prepareConfigArray($totalCode, $totalConfig);
$this->_modelsConfig[$totalCode] = $model->processConfigArray($this->_modelsConfig[$totalCode], $this->_store);
return $model;
}
/**
* Add total data or model
*
* @param \Magento\Sales\Model\Quote\Total|array $total
* @return $this
*/
public function addTotal($total)
{
if (is_array($total)) {
$totalInstance = $this->_addressTotalFactory->create('Magento\\Sales\\Model\\Quote\\Address\\Total')->setData($total);
} elseif ($total instanceof \Magento\Sales\Model\Quote\Total) {
$totalInstance = $total;
}
$totalInstance->setAddress($this);
$this->_totals[$totalInstance->getCode()] = $totalInstance;
return $this;
}