public CalculatorDataContract ExecuteOperation(CalculatorDataContract data)
{
if (data == null)
{
//throw new ArgumentNullException(nameof(data), $"The parameter ${nameof(data)} can't be null.");
throw new ArgumentNullException("data", "The parameter \"data\" can't be null.");
}
switch (data.Operation)
{
case OperationType.Addition:
data.Result = data.ValueA + data.ValueB;
break;
case OperationType.Subtraction:
data.Result = data.ValueA - data.ValueB;
break;
case OperationType.Multiplication:
data.Result = data.ValueA * data.ValueB;
break;
case OperationType.Division:
data.Result = data.ValueA / data.ValueB;
break;
default:
throw new ArgumentException("The type of operation is invalid.");
}
return(data);
}
public ActionResult Index()
{
ICalculatorService calculator = ServiceFactoryHelper <ICalculatorService> .GetService();
CalculatorDataContract data = new CalculatorDataContract();
data.Operation = OperationType.Addition;
data.ValueA = 10;
data.ValueB = 5;
CalculatorDataContract dataResult = calculator.ExecuteOperation(data);
IBookService book = ServiceFactoryHelper <IBookService> .GetService();
ViewBag.Data = dataResult;
ViewBag.BookName = book.GetBookName(3);
ViewBag.AuthorName = book.GeBookAuthor(3);
return(View());
}
