/**
* Postprocess surcharge totals
*
* @param array $modifiers Modifiers
*
* @return array
*/
protected function postprocessSurchargeTotals(array $modifiers)
{
$modifiers = parent::postprocessSurchargeTotals($modifiers);
// Search for sales taxes surcharges and leave only one (first) surcharge
$first = null;
foreach ($modifiers as $code => $modifier) {
if ($this->isSalesTaxSurcharge($modifier['object'])) {
if (!$first) {
$first = $modifier;
} else {
unset($modifiers[$code]);
}
}
}
return $modifiers;
}
