public IViewComponentResult Invoke(
string label,
IEnumerable <CheckboxListItemViewModel> checkboxes,
bool populateWithCurrentValues,
string?hintText
)
{
var checkboxList = checkboxes.Select(
c => new CheckboxItemViewModel(
c.AspFor,
c.AspFor,
c.Label,
GetValueFromModel(c.AspFor, populateWithCurrentValues),
c.HintText,
null
)
);
var viewModel = new CheckboxesViewModel(
label,
string.IsNullOrEmpty(hintText) ? null : hintText,
checkboxList
);
return(View(viewModel));
}
public static IHtmlContent GovUkCheckboxes(
this IHtmlHelper htmlHelper,
CheckboxesViewModel checkboxesViewModel)
{
return(htmlHelper.Partial("/GovUkDesignSystemComponents/Checkboxes.cshtml", checkboxesViewModel));
}
public CheckboxesView()
{
InitializeComponent();
BindingContext = new CheckboxesViewModel();
}
public static IHtmlContent GenerateHtml <TModel, TPropertyListItem>(
IHtmlHelper <TModel> htmlHelper,
Expression <Func <TModel, List <TPropertyListItem> > > propertyLambdaExpression,
FieldsetViewModel fieldsetOptions = null,
HintViewModel hintOptions = null,
Dictionary <TPropertyListItem, Func <object, object> > conditionalOptions = null)
where TModel : GovUkViewModel
where TPropertyListItem : struct, IConvertible
{
PropertyInfo property = ExpressionHelpers.GetPropertyFromExpression(propertyLambdaExpression);
ThrowIfPropertyTypeIsNotListOfEnums <TPropertyListItem>(property);
string propertyName = property.Name;
TModel model = htmlHelper.ViewData.Model;
List <TPropertyListItem> currentlySelectedValues =
ExpressionHelpers.GetPropertyValueFromModelAndExpression(model, propertyLambdaExpression);
List <TPropertyListItem> allEnumValues =
Enum.GetValues(typeof(TPropertyListItem))
.Cast <TPropertyListItem>()
.ToList();
List <ItemViewModel> checkboxes = allEnumValues
.Select(enumValue =>
{
var isEnumValueInListOfCurrentlySelectedValues =
currentlySelectedValues != null && currentlySelectedValues.Contains(enumValue);
string checkboxLabelText = GetCheckboxLabelText(enumValue);
var checkboxItemViewModel = new CheckboxItemViewModel
{
Value = enumValue.ToString(),
Id = $"GovUk_Checkbox_{propertyName}_{enumValue}",
Checked = isEnumValueInListOfCurrentlySelectedValues,
Label = new LabelViewModel
{
Text = checkboxLabelText
}
};
if (conditionalOptions != null && conditionalOptions.TryGetValue(enumValue, out Func <object, object> conditionalHtml))
{
checkboxItemViewModel.Conditional = new Conditional {
Html = conditionalHtml
};
}
return(checkboxItemViewModel);
})
.Cast <ItemViewModel>()
.ToList();
var checkboxesViewModel = new CheckboxesViewModel
{
Name = $"GovUk_Checkbox_{propertyName}",
IdPrefix = $"GovUk_{propertyName}",
Items = checkboxes,
Fieldset = fieldsetOptions,
Hint = hintOptions
};
if (model.HasErrorFor(property))
{
checkboxesViewModel.ErrorMessage = new ErrorMessageViewModel
{
Text = model.GetErrorFor(property)
};
}
return(htmlHelper.Partial("/GovUkDesignSystemComponents/Checkboxes.cshtml", checkboxesViewModel));
}
public static IHtmlContent GovUkCheckboxes(
this IHtmlHelper htmlHelper,
CheckboxesViewModel checkboxesViewModel)
{
return(htmlHelper.Partial("~/Partials/Checkboxes.cshtml", checkboxesViewModel));
}
