/**
* get max points can used to spend for a quote
*
* @param Varien_Object $rule
* @param Mage_Sales_Model_Quote $quote
* @return int
*/
public function getRuleMaxPointsForQuote($rule, $quote)
{
$cacheKey = "rule_max_points_for_quote:{$rule->getId()}";
if ($this->hasCache($cacheKey)) {
return $this->getCache($cacheKey);
}
if ($rule->getId() == 'rate') {
if ($rule->getBaseRate() && $rule->getPointsSpended()) {
$quoteTotal = $this->getQuoteBaseTotal($quote);
//Hai.Tran 13/11/2013 add limit spend theo quote total
//Tinh max point cho max total
$maxPrice = $rule->getMaxPriceSpendedValue() > 0 ? $rule->getMaxPriceSpendedValue() : 0;
if ($rule->getMaxPriceSpendedType() == 'by_price') {
$maxPriceSpend = $maxPrice;
} elseif ($rule->getMaxPriceSpendedType() == 'by_percent') {
$maxPriceSpend = $quoteTotal * $maxPrice / 100;
} else {
$maxPriceSpend = 0;
}
if ($quoteTotal > $maxPriceSpend && $maxPriceSpend > 0) {
$quoteTotal = $maxPriceSpend;
}
//End Hai.Tran 13/11/2013 add limit spend theo quote total
$maxPoints = ceil(($quoteTotal - $this->getCheckedRuleDiscount()) / $rule->getBaseRate()) * $rule->getPointsSpended();
if ($maxPerOrder = $this->getMaxPointsPerOrder($quote->getStoreId())) {
$maxPerOrder -= $this->getPointItemSpent();
$maxPerOrder -= $this->getCheckedRulePoint();
if ($maxPerOrder > 0) {
$maxPoints = min($maxPoints, $maxPerOrder);
$maxPoints = floor($maxPoints / $rule->getPointsSpended()) * $rule->getPointsSpended();
} else {
$maxPoints = 0;
}
}
$this->saveCache($cacheKey, $maxPoints);
}
} else {
$container = new Varien_Object(array('rule_max_points' => 0));
Mage::dispatchEvent('rewardpoints_calculation_spending_rule_max_points', array('rule' => $rule, 'quote' => $quote, 'container' => $container));
$this->saveCache($cacheKey, $container->getRuleMaxPoints());
}
if (!$this->hasCache($cacheKey)) {
$this->saveCache($cacheKey, 0);
}
return $this->getCache($cacheKey);
}
