public override Result CalculateTotalDiscount(decimal orderAmount, BaseDiscount discount, Result result)
{
var couponValue = 10m; // can be retrieved from a CRM, database etc for a specific discount name or customer
result.FinalAmount = orderAmount - couponValue;
result.TextResultAnalysis += $"{discount.name} : -{couponValue}\u20AC";
return(result);
}
public override Result CalculateTotalDiscount(decimal orderAmount, BaseDiscount discount, Result result)
{
var promotionAmount = 0.1m; // can be retrieved from a CRM, database etc for a specific discount name or customer
var promotionValue = orderAmount * promotionAmount;
promotionValue = decimal.Round(promotionValue, 2, MidpointRounding.AwayFromZero);
result.FinalAmount = orderAmount - promotionValue;
result.TextResultAnalysis += $"{discount.name}: -{promotionValue}\u20AC ({(int)(promotionAmount * 100)}%) \n\n";
return(result);
}
public override Result CalculateTotalDiscount(decimal orderAmount, BaseDiscount discount, Result result)
{
if (orderAmount <= 0)
{
throw new Exception("Invalid amount");
}
_discounts = _discounts.OrderBy(x => x.priority).ToList();
foreach (var disc in _discounts)
{
result = disc.CalculateTotalDiscount(orderAmount, disc, result);
result.FinalAmount = decimal.Round(result.FinalAmount, 2, MidpointRounding.AwayFromZero);
orderAmount = result.FinalAmount;
}
return(result);
}
public void Remove(BaseDiscount discount)
{
_discounts.Remove(discount);
}
public void Add(BaseDiscount discount)
{
_discounts.Add(discount);
}
