/**
* Initialization discount save information.
*
* @param int $mode Discount manager mode.
* @param array $config Initial params (site, currency, order).
* @return void
*/
public static function init($mode = self::MODE_CLIENT, $config = array())
{
if (self::$init) {
return;
}
self::clearErrors();
self::initUseMode($mode, $config);
if (!self::isSuccess()) {
return;
}
self::$basketBasePrice = array();
self::$basketDiscountList = array();
self::$useCompatible = true;
Sale\OrderDiscountManager::setManagerConfig(self::$config);
self::$saved = false;
self::$init = true;
}
/**
* Calculate discounts.
*
* @return Result
* @throws Main\ArgumentNullException
*/
public function calculate()
{
/** @var Result $result */
$result = new Result();
$process = true;
$this->discountsCache = array();
$this->couponsCache = array();
$order = $this->getOrder();
if ($order === null) {
throw new Main\ArgumentNullException('order');
}
$orderId = (int) $order->getId();
if ($this->newOrder === null) {
$this->newOrder = $orderId <= 0;
}
if (!$order->isNotEmptyBasket()) {
return $result;
}
if ($order->isExternal()) {
return $result;
}
if (Compatible\DiscountCompatibility::isUsed()) {
return $result;
}
if ($this->newOrder) {
$this->setUseMode(self::USE_MODE_FULL);
} else {
$orderMode = $order->getCalculateType();
/* if ($orderMode == Order::SALE_ORDER_CALC_TYPE_REFRESH)
$this->setUseMode(self::USE_MODE_FULL);
elseif ($this->isMixedBasket())
$this->setUseMode(self::USE_MODE_MIXED);
else
$this->setUseMode(self::USE_MODE_APPLY); */
if ($orderMode == Order::SALE_ORDER_CALC_TYPE_REFRESH || $this->isMixedBasket()) {
$this->setUseMode(self::USE_MODE_FULL);
} else {
$this->setUseMode(self::USE_MODE_APPLY);
}
}
$this->fillEmptyOrderData($order);
$orderResult = $this->loadOrderData();
if (!$orderResult->isSuccess()) {
$process = false;
$result->addErrors($orderResult->getErrors());
}
unset($orderResult);
OrderDiscountManager::setManagerConfig(array('SITE_ID' => $order->getSiteId(), 'CURRENCY' => $order->getCurrency()));
if ($process) {
$this->resetBasketPrices();
switch ($this->getUseMode()) {
case self::USE_MODE_APPLY:
$calculateResult = $this->calculateApply();
break;
case self::USE_MODE_MIXED:
$calculateResult = $this->calculateMixed();
break;
case self::USE_MODE_FULL:
$calculateResult = $this->calculateFull();
break;
default:
$calculateResult = new Result();
$calculateResult->addError(new Main\Entity\EntityError(Loc::getMessage('BX_SALE_DISCOUNT_ERR_BAD_USE_MODE'), self::ERROR_ID));
break;
}
if (!$calculateResult->isSuccess()) {
$result->addErrors($calculateResult->getErrors());
} else {
$result->setData($this->fillDiscountResult());
}
unset($calculateResult);
}
return $result;
}
