/**
* Collect tax totals for quote address
*
* @param Quote $quote
* @param ShippingAssignmentInterface $shippingAssignment
* @param Address\Total $total
* @return $this
* @throws RemoteServiceUnavailableException
*/
public function collect(Quote $quote, ShippingAssignmentInterface $shippingAssignment, Address\Total $total)
{
// If quote is virtual, getShipping will return billing address, so no need to check if quote is virtual
$address = $shippingAssignment->getShipping()->getAddress();
$storeId = $quote->getStoreId();
// This will allow a merchant to configure default tax settings for their site using Magento's core tax
// calculation and AvaTax's calculation will only kick in during cart/checkout. This is useful for countries
// where merchants are required to display prices including tax (such as some countries that charge VAT tax).
if (!$this->config->isModuleEnabled($storeId) || $this->config->getTaxMode($storeId) == Config::TAX_MODE_NO_ESTIMATE_OR_SUBMIT || !$this->config->isAddressTaxable($address, $storeId)) {
return parent::collect($quote, $shippingAssignment, $total);
}
$postcode = $address->getPostcode();
// If postcode is not present, then collect totals is being run from a context where customer has not submitted
// their address, such as on the product listing, product detail, or cart page. Once the user enters their
// postcode in the "Estimate Shipping & Tax" form on the cart page, or submits their shipping address in the
// checkout, then a postcode will be present.
if (!$postcode) {
return parent::collect($quote, $shippingAssignment, $total);
}
$this->clearValues($total);
if (!$shippingAssignment->getItems()) {
return $this;
}
$taxQuoteDetails = $this->getTaxQuoteDetails($shippingAssignment, $total, $storeId, false);
$baseTaxQuoteDetails = $this->getTaxQuoteDetails($shippingAssignment, $total, $storeId, true);
// Get array of tax details
try {
$taxDetailsList = $this->interactionGetTax->getTaxDetailsForQuote($quote, $taxQuoteDetails, $baseTaxQuoteDetails, $shippingAssignment);
} catch (\Exception $e) {
switch ($this->config->getErrorAction($quote->getStoreId())) {
case Config::ERROR_ACTION_DISABLE_CHECKOUT:
$this->coreRegistry->register(self::AVATAX_GET_TAX_REQUEST_ERROR, true, true);
return parent::collect($quote, $shippingAssignment, $total);
break;
case Config::ERROR_ACTION_ALLOW_CHECKOUT_NATIVE_TAX:
default:
/**
* Note: while this should return Magento's tax calculation, the tax calculation may be slightly
* off, as these two collect methods will not have run:
* @see \Magento\Tax\Model\Sales\Total\Quote\Shipping::collect()
* @see \Magento\Tax\Model\Sales\Total\Quote\Subtotal::collect()
*/
return parent::collect($quote, $shippingAssignment, $total);
break;
}
}
$taxDetails = $taxDetailsList[InteractionGet::KEY_TAX_DETAILS];
$baseTaxDetails = $taxDetailsList[InteractionGet::KEY_BASE_TAX_DETAILS];
$itemsByType = $this->organizeItemTaxDetailsByType($taxDetails, $baseTaxDetails);
if (isset($itemsByType[self::ITEM_TYPE_PRODUCT])) {
$this->processProductItems($shippingAssignment, $itemsByType[self::ITEM_TYPE_PRODUCT], $total);
}
if (isset($itemsByType[self::ITEM_TYPE_SHIPPING])) {
$shippingTaxDetails = $itemsByType[self::ITEM_TYPE_SHIPPING][self::ITEM_CODE_SHIPPING][self::KEY_ITEM];
$baseShippingTaxDetails = $itemsByType[self::ITEM_TYPE_SHIPPING][self::ITEM_CODE_SHIPPING][self::KEY_BASE_ITEM];
$this->processShippingTaxInfo($shippingAssignment, $total, $shippingTaxDetails, $baseShippingTaxDetails);
}
//Process taxable items that are not product or shipping
$this->processExtraTaxables($total, $itemsByType);
//Save applied taxes for each item and the quote in aggregation
$this->processAppliedTaxes($total, $shippingAssignment, $itemsByType);
if ($this->includeExtraTax()) {
$total->addTotalAmount('extra_tax', $total->getExtraTaxAmount());
$total->addBaseTotalAmount('extra_tax', $total->getBaseExtraTaxAmount());
}
return $this;
}
