public void AddComputer(AddComputerDto addComputerDto)
{
AuthenticationService.AuthenticateRoot(_username, _password);
ValidationService.ValidateRequestComputerDto(addComputerDto);
Computer computer = TransformationService.RequestComputerToComputerDto(addComputerDto);
var entities = DatabaseContext.GetEntities();
entities.Computers.Add(computer);
entities.Save();
}
public static Computer RequestComputerToComputerDto(AddComputerDto addComputerDto)
{
return(new Computer
{
Guid = Guid.NewGuid().ToString(),
Name = addComputerDto.Name,
Description = addComputerDto.Description,
Price = addComputerDto.Price,
ImageFilename = addComputerDto.ImageFilename
});
}
public static void ValidateRequestComputerDto(AddComputerDto addComputerDto)
{
if (string.IsNullOrEmpty(addComputerDto.Name))
{
throw new Exception("Computer Name cannot be null or empty");
}
if (string.IsNullOrEmpty(addComputerDto.Description))
{
throw new Exception("Computer Description cannot be null or empty");
}
if (string.IsNullOrEmpty(addComputerDto.ImageFilename))
{
throw new Exception("Computer Filename cannot be null or empty");
}
if (addComputerDto.Price < 0)
{
throw new Exception("Computer price cannot be negative");
}
}
