public static IBindingsBuilder <T> Template <T, F>(
this IBindingsBuilder <T> bindingsBuilder,
string templateName,
Expression <Func <T, F> > expression,
string afterAdd = null,
string beforeRemove = null,
string afterRender = null,
object templateOptions = null,
string prefix = null,
bool applyClientValidation = true,
bool fastNoJavaScript = false,
string afterAllRender = null,
string templateEngine = null)
where T : class
{
if (expression == null)
{
throw (new ArgumentNullException("expression"));
}
if (string.IsNullOrWhiteSpace(templateName))
{
throw (new ArgumentNullException("templateName"));
}
string format = null;
string actualPrefix = BasicHtmlHelper.AddField(
bindingsBuilder.ModelPrefix,
ExpressionHelper.GetExpressionText(expression));
if (prefix == null)
{
prefix = actualPrefix;
}
StringBuilder sb = new StringBuilder();
if (templateName[0] != '@')
{
sb.Append("template: { name: "");
sb.Append(templateName);
if (typeof(IEnumerable).IsAssignableFrom(typeof(F)))
{
sb.Append("", foreach: ");
}
else
{
sb.Append("", data: ");
}
}
else
{
templateName = templateName.Substring(1);
sb.Append("template: { name: ");
sb.Append(templateName);
if (typeof(IEnumerable).IsAssignableFrom(typeof(F)))
{
sb.Append(", foreach: ");
}
else
{
sb.Append(", data: ");
}
}
sb.Append(bindingsBuilder.GetFullBindingName(expression));
if (afterRender != null)
{
sb.Append(", afterRender: ");
sb.Append(afterRender);
}
if (afterAdd != null)
{
sb.Append(", afterAdd: ");
sb.Append(afterAdd);
}
if (beforeRemove != null)
{
sb.Append(", beforeRemove: ");
sb.Append(beforeRemove);
}
if (afterAllRender != null)
{
sb.Append(", afterAllRender: ");
sb.Append(afterAllRender);
}
if (templateEngine != null)
{
sb.Append(", templateEngine: ko.");
sb.Append(templateEngine);
sb.Append(".instance");
}
var additionalOptions = new
{
ModelPrefix = """ + prefix + """,
ModelId = """ + BasicHtmlHelper.IdFromName(prefix) + """,
ItemPrefix = """",
templateSymbol = """ + ClientTemplateHelper.templateSymbol + "0""
};
sb.Append(", templateOptions: {");
if (templateOptions != null)
{
sb.Append(BasicHtmlHelper.TranslateAnonymous(templateOptions));
sb.Append(", ");
}
sb.Append(BasicHtmlHelper.TranslateAnonymous(additionalOptions));
sb.Append(" }");
sb.Append(", processingOptions: {");
if (bindingsBuilder.ValidationType == "UnobtrusiveClient")
{
sb.Append("unobtrusiveClient: true");
if (bindingsBuilder.GetHelper().ViewData["_TemplateLevel_"] == null)
{
bindingsBuilder.AddServerErrors(actualPrefix);
}
}
else
{
sb.Append("unobtrusiveClient: false");
}
sb.Append(fastNoJavaScript ? ", fastNoJavaScript: true" : ", fastNoJavaScript: false");
sb.Append(applyClientValidation ? ", applyClientValidation: true" : ", applyClientValidation: false");
sb.Append(" }");
sb.Append(" }");
format = sb.ToString();
bindingsBuilder.Add(
format
);
return(bindingsBuilder);
}
