// GET: Resistor
public async Task <ActionResult> Index(ResistorViewModel viewModel)
{
ResistorOhmRequest request;
ResistorOhmResponse respone;
if (viewModel.btnResistorOhm != null)
{
request = new ResistorOhmRequest()
{
bandAColor = viewModel.bandAColor,
bandBColor = viewModel.bandBColor,
bandCColor = viewModel.bandCColor
};
var model = new ResistorModel(_DataAccess);
respone = await model.GetOhmValue(request);
if (respone.Success)
{
viewModel.Ohm = respone.Ohm.ToString();
}
else
{
ViewBag.Error = respone.Error;
}
}
return(View(viewModel));
}
// GET: Home
public ActionResult Index()
{
var viewModel = new ResistorViewModel()
{
ColorsA = GenerateSelectList(Band.A),
ColorsB = GenerateSelectList(Band.B),
ColorsC = GenerateSelectList(Band.C),
ColorsD = GenerateSelectList(Band.D)
};
return(View(viewModel));
}
public JsonResult Calculate(ResistorViewModel resistorModel)
{
resistorModel.ComputedResult = "";
if (!ModelState.IsValid)
{
return(Json(new { Success = false, Result = "", Errors = ModelState.Values.SelectMany(x => x.Errors).Select(x => x.ErrorMessage).ToList() }, JsonRequestBehavior.AllowGet));
}
else
{
try
{
float tolerance = 0f;
double ohmValue = _resCalSvc.CalculateResistorValue(resistorModel.SelectedColorA, resistorModel.SelectedColorB, resistorModel.SelectedColorC, resistorModel.SelectedColorD);
if (!string.IsNullOrEmpty(resistorModel.SelectedColorD))
{
tolerance = _resCalSvc.GetTolerance(resistorModel.SelectedColorD);
}
string result = $"Resistor value: { ohmValue.ToSI() } Ω +/- { tolerance } %";
return(Json(new { Success = true, Result = result, Errors = "" }, JsonRequestBehavior.AllowGet));
}
catch (ArgumentException ex)
{
resistorModel.ComputedResult = "";
return(Json(new { Success = false, Result = "", Errors = new List <string>(1)
{
ex.Message
} }, JsonRequestBehavior.AllowGet));
}
catch (Exception)
{
resistorModel.ComputedResult = "";
//logger.log exception
return(Json(new { Success = false, Result = "", Errors = new List <string>(1)
{
"Unknown error occured."
} }, JsonRequestBehavior.AllowGet));
}
}
}
