public SaleCommission ComputeCommission(Sale sale, SalesPerson salesPerson)
{
// TODO: check for null values on extra commission
decimal commissionRate;
SaleCommissionType commissionType;
if (sale.IsDirectSaleOf(salesPerson))
{
commissionRate = salesPerson.CommissionRate.Basic;
commissionType = SaleCommissionType.Basic;
}
else
{
commissionRate = salesPerson.CommissionRate.Extra ?? 0;
commissionType = SaleCommissionType.Extra;
}
decimal commissionAmount = (decimal)commissionRate * sale.Amount;
decimal percentage = (decimal)commissionRate * 100;
return new SaleCommission(
sale.Id,
salesPerson.Id,
sale.Amount,
commissionAmount,
(decimal)commissionRate,
commissionType);
}
public void MakeNewSale(int customerNo, int serviceTypeId, decimal amount, int salesPersonAccountNo)
{
Customer customer = this.uow.CustomerRepository.FindByCustomerNo(customerNo);
if (customer == null)
throw new ArgumentException("Unable to add Sale on non-existing Customer");
SalesPerson salesPerson = this.uow.SalesPersonRepository.FindByAccountNo(salesPersonAccountNo);
if (salesPerson == null)
throw new ArgumentException("Unable to add Sale on non-existing Sales Person");
ServiceType serviceType = this.uow
.ServiceTypeRepository
.FindById(serviceTypeId);
if (serviceType == null)
throw new ArgumentException("Unable to add Sale on non-existing Service Type");
Sale sale = new Sale(
Guid.NewGuid(),
customer.Id,
serviceType,
amount,
salesPerson.Id);
this.uow.SaleRepository.Add(sale);
this.uow.Commit();
}