/**
* Calculate rate based on default parameter
*
* @param int $productTaxClassID
* @param int|null $customerId
* @param string|null $storeId
* @param bool $isDefault
* @return float
*/
protected function getRate($productTaxClassID, $customerId = null, $storeId = null, $isDefault = false)
{
if (is_null($storeId)) {
$storeId = $this->storeManager->getStore()->getStoreId();
}
if (!$isDefault) {
$addressRequestObject = $this->calculationTool->getRateRequest(null, null, null, $storeId, $customerId);
} else {
$addressRequestObject = $this->calculationTool->getDefaultRateRequest($storeId, $customerId);
}
$addressRequestObject->setProductClassId($productTaxClassID);
return $this->calculationTool->getRate($addressRequestObject);
}
/**
* Calculate item price and row total including/excluding tax based on total price rounding level
*
* @param QuoteDetailsItem $item
* @param \Magento\Framework\Object $taxRateRequest
* @param int $storeId
* @return TaxDetailsItem
*/
protected function totalBaseCalculation(QuoteDetailsItem $item, \Magento\Framework\Object $taxRateRequest, $storeId)
{
/** @var \Magento\Tax\Service\V1\Data\TaxDetails\AppliedTax[] $appliedTaxes */
$appliedTaxes = [];
$appliedTaxBuilder = $this->taxDetailsItemBuilder->getAppliedTaxBuilder();
$appliedTaxRateBuilder = $appliedTaxBuilder->getAppliedTaxRateBuilder();
$taxRateRequest->setProductClassId($item->getTaxClassId());
$appliedRates = $this->calculator->getAppliedRates($taxRateRequest);
$rate = $this->calculator->getRate($taxRateRequest);
$quantity = $this->getTotalQuantity($item);
$price = $priceInclTax = $this->calculator->round($item->getUnitPrice());
$rowTotal = $rowTotalInclTax = $taxableAmount = $this->calcRowTotal($item);
$discountAmount = $item->getDiscountAmount();
$applyTaxAfterDiscount = $this->config->applyTaxAfterDiscount($storeId);
$discountTaxCompensationAmount = 0;
$isTotalBasedCalculation = $this->config->getAlgorithm($storeId) == Calculation::CALC_TOTAL_BASE;
if ($item->getTaxIncluded()) {
if ($taxRateRequest->getSameRateAsStore()) {
$rowTaxExact = $this->calculator->calcTaxAmount($rowTotalInclTax, $rate, true, false);
if ($isTotalBasedCalculation) {
$rowTax = $this->deltaRound($rowTaxExact, $rate, true);
} else {
$rowTax = $this->calculator->round($rowTaxExact);
}
$rowTotal = $rowTotalInclTax - $rowTax;
$price = $this->calculator->round($rowTotal / $quantity);
} else {
$storeRate = $this->calculator->getStoreRate($taxRateRequest, $storeId);
$priceInclTax = $this->calculatePriceInclTax($price, $storeRate, $rate);
$rowTotalInclTax = $priceInclTax * $quantity;
$taxableAmount = $rowTotalInclTax;
if ($isTotalBasedCalculation) {
$rowTax = $this->deltaRound($this->calculator->calcTaxAmount($rowTotalInclTax, $rate, true, false), $rate, true);
} else {
$rowTax = $this->calculator->calcTaxAmount($rowTotalInclTax, $rate, true, true);
}
$rowTotal = $rowTotalInclTax - $rowTax;
$price = $this->calculator->round($rowTotal / $quantity);
}
//Handle discount
if ($discountAmount && $applyTaxAfterDiscount) {
//TODO: handle originalDiscountAmount
$taxableAmount = max($taxableAmount - $discountAmount, 0);
$rowTaxAfterDiscount = $this->calculator->calcTaxAmount($taxableAmount, $rate, true, false);
if ($isTotalBasedCalculation) {
//Round the row tax using a different type so that we don't pollute the rounding deltas
$rowTaxAfterDiscount = $this->deltaRound($rowTaxAfterDiscount, $rate, true, self::KEY_TAX_AFTER_DISCOUNT_DELTA_ROUNDING);
} else {
$rowTaxAfterDiscount = $this->calculator->round($rowTaxAfterDiscount);
}
// Set discount tax compensation
$discountTaxCompensationAmount = $rowTax - $rowTaxAfterDiscount;
$rowTax = $rowTaxAfterDiscount;
}
//save applied taxes
$appliedTaxes = $this->getAppliedTaxes($appliedTaxBuilder, $rowTax, $rate, $appliedRates);
} else {
//catalog price does not include tax
$appliedRates = $this->calculator->getAppliedRates($taxRateRequest);
$rowTaxes = [];
$rowTaxesBeforeDiscount = [];
//Apply each tax rate separately
foreach ($appliedRates as $appliedRate) {
$taxId = $appliedRate['id'];
$taxRate = $appliedRate['percent'];
if ($isTotalBasedCalculation) {
$rowTaxPerRate = $this->deltaRound($this->calculator->calcTaxAmount($rowTotal, $taxRate, false, false), $taxId, false);
} else {
$rowTaxPerRate = $this->calculator->calcTaxAmount($rowTotal, $taxRate, false, true);
}
$rowTaxAfterDiscount = $rowTaxPerRate;
//Handle discount
if ($discountAmount && $applyTaxAfterDiscount) {
//TODO: handle originalDiscountAmount
$rowTaxAfterDiscount = $this->calculator->calcTaxAmount(max($rowTotal - $discountAmount, 0), $taxRate, false, false);
if ($isTotalBasedCalculation) {
//Round the row tax using a different type so that we don't pollute the rounding deltas
$rowTaxAfterDiscount = $this->deltaRound($rowTaxAfterDiscount, $taxRate, false, self::KEY_TAX_AFTER_DISCOUNT_DELTA_ROUNDING);
} else {
$rowTaxAfterDiscount = $this->calculator->round($rowTaxAfterDiscount);
}
}
$appliedTaxes[$appliedRate['id']] = $this->getAppliedTax($appliedTaxBuilder, $rowTaxAfterDiscount, $appliedRate);
$rowTaxes[] = $rowTaxAfterDiscount;
$rowTaxesBeforeDiscount[] = $rowTaxPerRate;
}
$rowTax = array_sum($rowTaxes);
$rowTaxBeforeDiscount = array_sum($rowTaxesBeforeDiscount);
$rowTotalInclTax = $rowTotal + $rowTaxBeforeDiscount;
$priceInclTax = $this->calculator->round($rowTotalInclTax / $quantity);
}
$this->taxDetailsItemBuilder->setCode($item->getCode());
$this->taxDetailsItemBuilder->setRowTax($rowTax);
$this->taxDetailsItemBuilder->setPrice($price);
$this->taxDetailsItemBuilder->setPriceInclTax($priceInclTax);
$this->taxDetailsItemBuilder->setRowTotal($rowTotal);
$this->taxDetailsItemBuilder->setRowTotalInclTax($rowTotalInclTax);
$this->taxDetailsItemBuilder->setCode($item->getCode());
$this->taxDetailsItemBuilder->setType($item->getType());
$this->taxDetailsItemBuilder->setTaxPercent($rate);
$this->taxDetailsItemBuilder->setDiscountTaxCompensationAmount($discountTaxCompensationAmount);
$this->taxDetailsItemBuilder->setAppliedTaxes($appliedTaxes);
return $this->taxDetailsItemBuilder->create();
}
/**
* Apply Tax Rate
*
* @param int $classId
* @param null $shippingAddress
* @param null $billingAddress
* @param null $customerTaxClass
* @param int|null $customerId
* @return float
*/
protected function applyRate($classId, $shippingAddress = null, $billingAddress = null, $customerTaxClass = null, $customerId = null)
{
$rateRequest = $this->calculation->getRateRequest($shippingAddress, $billingAddress, $customerTaxClass, null, $customerId);
$rateRequest->setProductClassId($classId);
return $this->calculation->getRate($rateRequest);
}
/**
* Calculate item fixed tax and prepare information for discount and regular taxation
*
* @param \Magento\Sales\Model\Quote\Address $address
* @param \Magento\Sales\Model\Quote\Item\AbstractItem $item
* @return void|$this
*/
protected function _process(\Magento\Sales\Model\Quote\Address $address, $item)
{
if (!$this->_weeeData->isEnabled($this->_store)) {
return $this;
}
$attributes = $this->_weeeData->getProductWeeeAttributes($item->getProduct(), $address, $address->getQuote()->getBillingAddress(), $this->_store->getWebsiteId());
$applied = array();
$productTaxes = array();
$defaultRateRequest = $this->_calculator->getRateOriginRequest($this->_store);
$rateRequest = $this->_calculator->getRateRequest($address, $address->getQuote()->getBillingAddress(), $address->getQuote()->getCustomerTaxClassId(), $this->_store);
$totalValueInclTax = 0;
$baseTotalValueInclTax = 0;
$totalRowValueInclTax = 0;
$baseTotalRowValueInclTax = 0;
$totalValueExclTax = 0;
$baseTotalValueExclTax = 0;
$totalRowValueExclTax = 0;
$baseTotalRowValueExclTax = 0;
$priceIncludesTax = $this->_taxData->priceIncludesTax($this->_store);
$calculationAlgorithm = $this->_taxData->getCalculationAgorithm($this->_store);
$defaultPercent = $currentPercent = 0;
//when FPT is not taxable
foreach ($attributes as $key => $attribute) {
$title = $attribute->getName();
$baseValue = $attribute->getAmount();
$value = $this->_store->convertPrice($baseValue);
$value = $this->_store->roundPrice($value);
if ($this->_weeeData->isTaxable($this->_store)) {
$defaultPercent = $this->_calculator->getRate($defaultRateRequest->setProductClassId($item->getProduct()->getTaxClassId()));
$currentPercent = $this->_calculator->getRate($rateRequest->setProductClassId($item->getProduct()->getTaxClassId()));
}
if ($priceIncludesTax) {
//Make sure that price including tax is rounded first
$baseValueInclTax = $baseValue / (100 + $defaultPercent) * (100 + $currentPercent);
$baseValueInclTax = $this->_store->roundPrice($baseValueInclTax);
$valueInclTax = $value / (100 + $defaultPercent) * (100 + $currentPercent);
$valueInclTax = $this->_store->roundPrice($valueInclTax);
$baseValueExclTax = $baseValueInclTax / (100 + $currentPercent) * 100;
$valueExclTax = $valueInclTax / (100 + $currentPercent) * 100;
if ($calculationAlgorithm == Calculation::CALC_UNIT_BASE) {
$baseValueExclTax = $this->_store->roundPrice($baseValueExclTax);
$valueExclTax = $this->_store->roundPrice($valueExclTax);
}
} else {
$valueExclTax = $value;
$baseValueExclTax = $baseValue;
$valueInclTax = $valueExclTax * (100 + $currentPercent) / 100;
$baseValueInclTax = $baseValueExclTax * (100 + $currentPercent) / 100;
if ($calculationAlgorithm == Calculation::CALC_UNIT_BASE) {
$baseValueInclTax = $this->_store->roundPrice($baseValueInclTax);
$valueInclTax = $this->_store->roundPrice($valueInclTax);
}
}
$rowValueInclTax = $this->_store->roundPrice($valueInclTax * $item->getTotalQty());
$baseRowValueInclTax = $this->_store->roundPrice($baseValueInclTax * $item->getTotalQty());
$rowValueExclTax = $this->_store->roundPrice($valueExclTax * $item->getTotalQty());
$baseRowValueExclTax = $this->_store->roundPrice($baseValueExclTax * $item->getTotalQty());
//Now, round the unit price just in case
$valueExclTax = $this->_store->roundPrice($valueExclTax);
$baseValueExclTax = $this->_store->roundPrice($baseValueExclTax);
$valueInclTax = $this->_store->roundPrice($valueInclTax);
$baseValueInclTax = $this->_store->roundPrice($baseValueInclTax);
$totalValueInclTax += $valueInclTax;
$baseTotalValueInclTax += $baseValueInclTax;
$totalRowValueInclTax += $rowValueInclTax;
$baseTotalRowValueInclTax += $baseRowValueInclTax;
$totalValueExclTax += $valueExclTax;
$baseTotalValueExclTax += $baseValueExclTax;
$totalRowValueExclTax += $rowValueExclTax;
$baseTotalRowValueExclTax += $baseRowValueExclTax;
$productTaxes[] = array('title' => $title, 'base_amount' => $baseValueExclTax, 'amount' => $valueExclTax, 'row_amount' => $rowValueExclTax, 'base_row_amount' => $baseRowValueExclTax, 'base_amount_incl_tax' => $baseValueInclTax, 'amount_incl_tax' => $valueInclTax, 'row_amount_incl_tax' => $rowValueInclTax, 'base_row_amount_incl_tax' => $baseRowValueInclTax);
//This include FPT as applied tax, since tax on FPT is calculated separately, we use value excluding tax
$applied[] = array('id' => $attribute->getCode(), 'percent' => null, 'hidden' => $this->_weeeData->includeInSubtotal($this->_store), 'rates' => array(array('base_real_amount' => $baseRowValueExclTax, 'base_amount' => $baseRowValueExclTax, 'amount' => $rowValueExclTax, 'code' => $attribute->getCode(), 'title' => $title, 'percent' => null, 'position' => 1, 'priority' => -1000 + $key)));
}
$item->setWeeeTaxAppliedAmount($totalValueExclTax)->setBaseWeeeTaxAppliedAmount($baseTotalValueExclTax)->setWeeeTaxAppliedRowAmount($totalRowValueExclTax)->setBaseWeeeTaxAppliedRowAmnt($baseTotalRowValueExclTax);
$item->setWeeeTaxAppliedAmountInclTax($totalValueInclTax)->setBaseWeeeTaxAppliedAmountInclTax($baseTotalValueInclTax)->setWeeeTaxAppliedRowAmountInclTax($totalRowValueInclTax)->setBaseWeeeTaxAppliedRowAmntInclTax($baseTotalRowValueInclTax);
if ($priceIncludesTax) {
$this->_processTaxSettings($item, $totalValueInclTax, $baseTotalValueInclTax, $totalRowValueInclTax, $baseTotalRowValueInclTax);
} else {
$this->_processTaxSettings($item, $totalValueExclTax, $baseTotalValueExclTax, $totalRowValueExclTax, $baseTotalRowValueExclTax);
}
$this->_processTotalAmount($address, $totalRowValueExclTax, $baseTotalRowValueExclTax, $totalRowValueInclTax, $baseTotalRowValueInclTax);
$this->_weeeData->setApplied($item, array_merge($this->_weeeData->getApplied($item), $productTaxes));
//Update the applied taxes for the quote
if ($applied) {
$this->_saveAppliedTaxes($address, $applied, $item->getWeeeTaxAppliedAmount(), $item->getBaseWeeeTaxAppliedAmount(), null);
}
}
