/**
* @param \Magento\Sales\Model\Quote\Address\RateRequest $request
* @return void
*/
protected function _updateFreeMethodQuote($request)
{
if ($request->getFreeMethodWeight() == $request->getPackageWeight() || !$request->hasFreeMethodWeight()) {
return;
}
$freeMethod = $this->getConfigData($this->_freeMethod);
if (!$freeMethod) {
return;
}
$freeRateId = false;
if (is_object($this->_result)) {
foreach ($this->_result->getAllRates() as $i => $item) {
if ($item->getMethod() == $freeMethod) {
$freeRateId = $i;
break;
}
}
}
if ($freeRateId === false) {
return;
}
$price = null;
if ($request->getFreeMethodWeight() > 0) {
$this->_setFreeMethodRequest($freeMethod);
$result = $this->_getQuotes();
if ($result && ($rates = $result->getAllRates()) && count($rates) > 0) {
if (count($rates) == 1 && $rates[0] instanceof \Magento\Sales\Model\Quote\Address\RateResult\Method) {
$price = $rates[0]->getPrice();
}
if (count($rates) > 1) {
foreach ($rates as $rate) {
if ($rate instanceof \Magento\Sales\Model\Quote\Address\RateResult\Method && $rate->getMethod() == $freeMethod) {
$price = $rate->getPrice();
}
}
}
}
} else {
/**
* if we can apply free shipping for all order we should force price
* to $0.00 for shipping with out sending second request to carrier
*/
$price = 0;
}
/**
* if we did not get our free shipping method in response we must use its old price
*/
if (!is_null($price)) {
$this->_result->getRateById($freeRateId)->setPrice($price);
}
}
