private void IncrementRuleAccumulatorForRule(PricingRule rule)
{
if (!_ruleAccumulator.ContainsKey(rule.Sku))
{
_ruleAccumulator.Add(rule.Sku, 0);
}
_ruleAccumulator[rule.Sku]++;
}
private void MonitorAndApplyRule(PricingRule rule, ReceiptItems receiptItems)
{
IncrementRuleAccumulatorForRule(rule);
if (_ruleAccumulator[rule.Sku] < rule.QuailfyingQty)
{
return;
}
ApplyRule(rule, receiptItems);
}
private void ResetRuleAccumulatorForRule(PricingRule rule)
{
_ruleAccumulator.Remove(rule.Sku);
}
private void ApplyRule(PricingRule rule, ReceiptItems receiptItems)
{
receiptItems.AddReceiptDiscount(rule.Sku, rule.DiscountRule, rule.Price, rule.Rule);
ResetRuleAccumulatorForRule(rule);
}