private AngularTagBuilder CreateTagBuilder <TProperty>(Expression <Func <TModel, TProperty> > expression, string tagName, IDictionary <string, object> htmlAttributes, ModelMetadata metadata)
{
var tagBuilder = new AngularTagBuilder(tagName);
IEnumerable <ValidationRule> rules = null;
if (expression != null)
{
var expressionText = ExpressionHelper.GetExpressionText(expression);
var propertyName = GetPropertyIdentifier(expressionText);
var nodeName = GetElementIdentifier(expressionText);
tagBuilder.MergeAttribute("id", nodeName, true);
tagBuilder.MergeAttribute("name", propertyName, true);
tagBuilder.MergeAttribute("ng-model", propertyName, true);
if (metadata != null)
{
rules = GetValidationRules(metadata);
}
}
tagBuilder.MergeAttributes(htmlAttributes, true);
if (rules != null)
{
foreach (var attr in rules.SelectMany(r => r.ValidationParameters))
{
tagBuilder.Attributes[attr.Value.Name] = Convert.ToString(attr.Value.Value);
}
}
//tagBuilder.MergeAttributes(extra is IDictionary<string, object> ? (IDictionary<string, object>)extra : HtmlHelper.AnonymousObjectToHtmlAttributes(extra), true);
return(tagBuilder);
}
public IHtmlString Label <TProperty>(Expression <Func <TModel, TProperty> > expression, IDictionary <string, object> htmlAttributes)
{
var metadata = ModelMetadata.FromLambdaExpression(expression, _helper.ViewData);
string displayName = metadata.DisplayName ?? metadata.PropertyName;
var tagBuilder = new AngularTagBuilder("label");
tagBuilder.Attributes["class"] = AngularConfiguration.LabelCssClass;
var expressionText = ExpressionHelper.GetExpressionText(expression);
var nodeName = GetElementIdentifier(expressionText);
tagBuilder.MergeAttribute("for", nodeName);
tagBuilder.SetInnerText(displayName);
tagBuilder.MergeAttributes(htmlAttributes, true);
return(new MvcHtmlString(tagBuilder.ToString(TagRenderMode.Normal)));
}