/**
* @param \Magento\Sales\Model\Quote\Address\RateRequest $request
* @return Result|bool
*/
public function collectRates(\Magento\Sales\Model\Quote\Address\RateRequest $request)
{
if (!$this->getConfigFlag('active')) {
return false;
}
$freeBoxes = 0;
if ($request->getAllItems()) {
foreach ($request->getAllItems() as $item) {
if ($item->getProduct()->isVirtual() || $item->getParentItem()) {
continue;
}
if ($item->getHasChildren() && $item->isShipSeparately()) {
foreach ($item->getChildren() as $child) {
if ($child->getFreeShipping() && !$child->getProduct()->isVirtual()) {
$freeBoxes += $item->getQty() * $child->getQty();
}
}
} elseif ($item->getFreeShipping()) {
$freeBoxes += $item->getQty();
}
}
}
$this->setFreeBoxes($freeBoxes);
/** @var Result $result */
$result = $this->_rateResultFactory->create();
if ($this->getConfigData('type') == 'O') {
// per order
$shippingPrice = $this->getConfigData('price');
} elseif ($this->getConfigData('type') == 'I') {
// per item
$shippingPrice = $request->getPackageQty() * $this->getConfigData('price') - $this->getFreeBoxes() * $this->getConfigData('price');
} else {
$shippingPrice = false;
}
$shippingPrice = $this->getFinalPriceWithHandlingFee($shippingPrice);
if ($shippingPrice !== false) {
/** @var \Magento\Sales\Model\Quote\Address\RateResult\Method $method */
$method = $this->_rateMethodFactory->create();
$method->setCarrier('flatrate');
$method->setCarrierTitle($this->getConfigData('title'));
$method->setMethod('flatrate');
$method->setMethodTitle($this->getConfigData('name'));
if ($request->getFreeShipping() === true || $request->getPackageQty() == $this->getFreeBoxes()) {
$shippingPrice = '0.00';
}
$method->setPrice($shippingPrice);
$method->setCost($shippingPrice);
$result->append($method);
}
return $result;
}
