void Food::description() const
{
cout << "商品名称: " << getName() << endl;
cout << "原价: " << getUnitPrice() << endl;
cout << "折扣价: " << getUnitPrice() * getDiscount() << endl;
cout << "折扣系数: " << getDiscount() << endl;
cout << "库存: " << getInventory() << endl;
cout << "商品详情: " << endl << getDetails() << endl;
}
// Function: processSale
// Inputs: NA
// Outputs: NA
// Description: Calculates totals and taxes.
//
void ContractorSale::processSale()
{
// Calculate subtotal.
calculateSubTotal();
double subtotal = getSubTotal();
std::cout << SUBTOTAL << subtotal << std::endl;
std::cout << SALE_CONT << std::endl;
std::cout << CONT_ID;
// Prompt for user id.
getline(std::cin, contractorID);
int attempts = 0;
while ( contractorID.compare(OVERIDE) != 0 && (contractorID.length() > MAX_ID_LENGTH || contractorID.length() < MIN_ID_LENGTH || !file.lookupID(contractorID)) )
{
attempts++;
// ID too long
if ( contractorID.length() > MAX_ID_LENGTH )
{
std::cout << ERROR_ID_TOO_LONG << std::endl;
}
// ID too short
else if ( contractorID.length() < MIN_ID_LENGTH )
{
std::cout << ERROR_ID_TOO_SHORT << std::endl;
}
// ID not found in file
else if ( !file.lookupID(contractorID) )
{
std::cout << ERROR_ID_NOT_FOUND << std::endl;
}
// Notify that can overide after 3 attempts.
if ( attempts > 2 )
{
std::cout << CAN_OVERIDE << std::endl;
}
// Prompt for user id.
std::cout << std::endl;
std::cout << CONT_ID;
getline(std::cin, contractorID);
}
applyDiscount();
std::cout << DISCOUNT << OPEN_PERC << getDiscount()*100 << CLOSE_PERC << getAmtDiscounted() << std::endl;
std::cout << SUBTOTAL << getSubTotal() << std::endl;
calculateTax();
calculateTotal();
std::cout << TAX << OPEN_PERC << getTaxRate()*100 << CLOSE_PERC << getTotalTax() << std::endl;
std::cout << TOTAL_AMT << getTotalAmt() << std::endl;
}
