How is Magento\Tax\Model\Calculation::CALC_TAX_BEFORE_DISCOUNT_ON_INCL defined and used?

dmitry_fedyuk · February 2, 2017, 11:02pm

Definition

magento/magento2/blob/2.1.3/app/code/Magento/Tax/Model/Calculation.php#L35-L38


/**
 * Identifier constant for Tax calculation before discount including TAX
 */
const CALC_TAX_BEFORE_DISCOUNT_ON_INCL = '0_1';

Usages

1. Magento\Tax\Model\Config::getCalculationSequence()

2. Magento\Tax\Model\Sales\Total\Quote\Tax::processConfigArray()

github.com

magento/magento2/blob/a2cf9b8/app/code/Magento/Tax/Model/Sales/Total/Quote/Tax.php#L398-L418


/**
 * Process model configuration array.
 * This method can be used for changing totals collect sort order
 *
 * @param   array $config
 * @param   store $store
 * @return  array
 */
public function processConfigArray($config, $store)
{
    $calculationSequence = $this->_taxData->getCalculationSequence($store);
    switch ($calculationSequence) {
        case Calculation::CALC_TAX_BEFORE_DISCOUNT_ON_INCL:
            $config['before'][] = 'discount';
            break;
        default:
            $config['after'][] = 'discount';
            break;
    }
    return $config;
}

dmitry_fedyuk · February 2, 2017, 11:04pm