public ActionResult Index(FormsAndValidationViewModel model)
{
if (ModelState.IsValid)
{
Feedback.AddMessage(FeedbackMessageType.Success, "All fields validated correctly.", "Contratulations!");
}
else
{
Feedback.AddMessage(FeedbackMessageType.Error, "Some fields are not valid.", "Oops!");
}
model = BuildFormsAndValidationViewModel(model);
return(View(model));
}
private FormsAndValidationViewModel BuildFormsAndValidationViewModel(FormsAndValidationViewModel postedModel = null)
{
var model = new FormsAndValidationViewModel();
if (postedModel != null)
{
// Use a mapper to associate the previously posted information to the new model.
model.InjectFrom(postedModel);
}
var countries = new List <object>()
{
new { Id = 1, Name = "United States" }
};
model.CountrySelectList = new SelectList(
countries,
dataValueField: "Id",
dataTextField: "Name",
selectedValue: model.CountryId
);
var states = new List <object>()
{
new { Id = 1, Name = "Michigan" },
new { Id = 2, Name = "New York" },
new { Id = 3, Name = "Washington" }
};
model.StateSelectList = new SelectList(
states,
dataValueField: "Id",
dataTextField: "Name",
selectedValue: model.StateId
);
// Build a named tuple list from payment enum
model.PaymentOptions = Enum.GetValues(typeof(SamplePaymentTypesEnum)).Cast <SamplePaymentTypesEnum>().Select(r =>
(
Id: r,
Description: r.GetDisplayName()
)
).ToList();
return(model);
}
public ActionResult RedeemCode([CustomizeValidator(Properties = "PromoCode")] FormsAndValidationViewModel model)
{
// This shows how to test specific fields in isolation.
if (ModelState.IsValid)
{
var code = model.PromoCode ?? string.Empty;
var isValidPromoCode = "test".Like(code);
var result = new PromoCodeInfoViewModel()
{
IsValid = isValidPromoCode,
CurrentAmount = 25,
DiscountValue = isValidPromoCode ? 5 : decimal.Zero,
PromoCode = code.ToUpper()
};
return(Json(result));
}
return(JsonError(ModelState, HttpStatusCode.BadRequest));
}
private FormsAndValidationViewModel BuildFormsAndValidationViewModel(FormsAndValidationViewModel postedModel = null)
{
var model = new FormsAndValidationViewModel();
if (postedModel != null)
{
// Use a mapper to associate the previously posted information to the new model.
model.InjectFrom(postedModel);
}
// Combo boxes expect a collection of objects to build the options list.
// This could be loaded from a database or any other source. For demonstration purposes we will use the sample enum.
var sampleValues = Enum.GetValues(typeof(SamplesEnum)).Cast <SamplesEnum>().Select(r => new
{
id = r.ToString(),
value = r.ToString()
}).OrderBy(e => e.id).ToList();
// This is a list that should be always available when presenting the single select options.
model.SampleOptionsSingle = new SelectList(
sampleValues,
dataValueField: "id", // Specify the fields to be used. Here we will use the ones we created above from the enum.
dataTextField: "value",
selectedValue: model.SelectedSingle
);
// This is a list that should be always available when presenting the multi select options.
model.SampleOptionsMulti = new MultiSelectList(
sampleValues,
dataValueField: "id", // Specify the fields to be used. Here we will use the ones we created above from the enum.
dataTextField: "value",
selectedValues: model.SelectedMulti
);
return(model);
}
