public DateTimeOffsetVm(PropertyVm model)
{
var dateAttr = model.GetCustomAttributes()
.OfType<DataTypeAttribute>()
.FirstOrDefault(dt => dt.DataType == DataType.Date || dt.DataType == DataType.DateTime)
?? new DataTypeAttribute(DataType.DateTime);
var isDate = dateAttr.DataType == DataType.Date;
var displayFormatAttribute = model.GetCustomAttributes().OfType<DisplayFormatAttribute>().SingleOrDefault();
stringFormat = (displayFormatAttribute != null ? displayFormatAttribute.DataFormatString : null) ??
(isDate ? "dd MMM yyyy" : "g");
behaviour = isDate ? "datepicker" : "datetimepicker";
if (model.Value is string) valueAsString = model.Value as string;
else
{
var dateTimeOffset = model.Value as DateTimeOffset?;
if (dateTimeOffset == null)
{
valueAsString = "";
}
else
{
valueAsString = ((DateTimeOffset?) model.Value).Value.ToString(stringFormat);
}
}
}
private static IEnumerable<ModelClientValidationRule> GetRulesFromAttributes(PropertyVm property)
{
return property.GetCustomAttributes()
.SelectMany(attribute => UnobtrusiveValidationAttributeRules,
(attribute, rule) => rule(property, attribute))
.Where(r => r != null);
}
public static string GetInputTypeFromDataTypeAttribute(PropertyVm Model)
{
var dataAttributes = Model.GetCustomAttributes().OfType<DataTypeAttribute>().ToList();
var inputType = "text";
if (dataAttributes.Any(da => da.DataType == DataType.Password)) inputType = "password";
if (dataAttributes.Any(da => da.DataType == DataType.MultilineText)) inputType = "textarea";
return inputType;
}
public static bool UseRadio(PropertyVm vm)
{
return vm.GetCustomAttributes().OfType<DataTypeAttribute>().Any(dt => dt.CustomDataType == "Radio");
}
public static IHtmlString Placeholder(PropertyVm pi)
{
var placeHolderText = pi.GetCustomAttributes().OfType<PlaceholderAttribute>().Select(a => a.Text).FirstOrDefault();
return Attr((!string.IsNullOrWhiteSpace(placeHolderText)), "placeholder", placeHolderText);
}