private static TagBuilder CreateLookup(MvcLookup lookup, String name, Object?htmlAttributes)
{
IDictionary <String, Object?> attributes = HtmlHelper.AnonymousObjectToHtmlAttributes(htmlAttributes);
attributes["data-filters"] = String.Join(",", lookup.AdditionalFilters);
attributes["data-search"] = lookup.Filter.Search;
attributes["data-offset"] = lookup.Filter.Offset;
attributes["data-order"] = lookup.Filter.Order;
attributes["data-readonly"] = lookup.ReadOnly;
attributes["data-sort"] = lookup.Filter.Sort;
attributes["data-rows"] = lookup.Filter.Rows;
attributes["data-dialog"] = lookup.Dialog;
attributes["data-title"] = lookup.Title;
attributes["data-multi"] = lookup.Multi;
attributes["data-url"] = lookup.Url;
attributes["data-for"] = name;
TagBuilder group = new TagBuilder("div");
group.MergeAttributes(attributes);
group.AddCssClass("mvc-lookup");
if (lookup.ReadOnly)
{
group.AddCssClass("mvc-lookup-readonly");
}
return(group);
}
public static IHtmlContent AutoComplete <TModel>(this IHtmlHelper <TModel> html,
String name, Object value, MvcLookup model, Object htmlAttributes = null)
{
HtmlContentBuilder autocomplete = new HtmlContentBuilder();
autocomplete.AppendHtml(FormAutoComplete(html, model, name, htmlAttributes));
autocomplete.AppendHtml(FormHiddenInput(html, name, value));
return(autocomplete);
}
public static IHtmlContent Lookup <TModel>(this IHtmlHelper <TModel> html,
String name, Object value, MvcLookup model, Object htmlAttributes = null)
{
TagBuilder lookup = new TagBuilder("div");
lookup.InnerHtml.AppendHtml(html.AutoComplete(name, value, model, htmlAttributes));
lookup.InnerHtml.AppendHtml(FormLookupOpenSpan());
lookup.AddCssClass("input-group");
return(lookup);
}
public static TagBuilder Lookup <TModel>(this IHtmlHelper <TModel> html,
String name, MvcLookup model, Object?value = null, Object?htmlAttributes = null)
{
TagBuilder lookup = CreateLookup(model, name, htmlAttributes);
lookup.InnerHtml.AppendHtml(CreateLookupValues(html, model, name, value));
lookup.InnerHtml.AppendHtml(CreateLookupControl(html, model, name));
lookup.InnerHtml.AppendHtml(CreateLookupBrowser(name));
return(lookup);
}
public static TagBuilder AutoComplete <TModel>(this IHtmlHelper <TModel> html,
String name, MvcLookup model, Object?value = null, Object?htmlAttributes = null)
{
TagBuilder lookup = CreateLookup(model, name, htmlAttributes);
lookup.AddCssClass("mvc-lookup-browseless");
lookup.InnerHtml.AppendHtml(CreateLookupValues(html, model, name, value));
lookup.InnerHtml.AppendHtml(CreateLookupControl(html, model, name));
return(lookup);
}
private static IHtmlContent CreateLookupControl(IHtmlHelper html, MvcLookup lookup, String name)
{
TagBuilder search = new TagBuilder("input")
{
TagRenderMode = TagRenderMode.SelfClosing
};
Dictionary <String, Object> attributes = new Dictionary <String, Object>();
TagBuilder control = new TagBuilder("div");
TagBuilder loader = new TagBuilder("div");
TagBuilder error = new TagBuilder("div");
if (lookup.Name != null)
{
attributes["id"] = ExpressionHelper.GetExpressionText(lookup.Name);
}
if (lookup.Placeholder != null)
{
attributes["placeholder"] = lookup.Placeholder;
}
if (lookup.Name != null)
{
attributes["name"] = lookup.Name;
}
if (lookup.ReadOnly)
{
attributes["readonly"] = "readonly";
}
attributes["class"] = "mvc-lookup-input";
attributes["autocomplete"] = "off";
loader.AddCssClass("mvc-lookup-control-loader");
error.AddCssClass("mvc-lookup-control-error");
control.AddCssClass("mvc-lookup-control");
control.Attributes["data-for"] = name;
search.MergeAttributes(attributes);
error.InnerHtml.Append("!");
if (lookup.Name != null)
{
control.InnerHtml.AppendHtml(html.TextBox(lookup.Name, null, attributes));
}
else
{
control.InnerHtml.AppendHtml(search);
}
control.InnerHtml.AppendHtml(loader);
control.InnerHtml.AppendHtml(error);
return(control);
}
private static IHtmlContent CreateLookupValues(IHtmlHelper html, MvcLookup lookup, String name, Object?value)
{
IDictionary <String, Object> attributes = new Dictionary <String, Object>
{
["class"] = "mvc-lookup-value",
["autocomplete"] = "off"
};
TagBuilder container = new TagBuilder("div");
container.AddCssClass("mvc-lookup-values");
container.Attributes["data-for"] = name;
if (lookup.Multi)
{
IEnumerable <Object>?values = (value as IEnumerable)?.Cast <Object>();
if (values == null)
{
return(container);
}
IHtmlContentBuilder inputs = new HtmlContentBuilder();
foreach (Object val in values)
{
TagBuilder input = new TagBuilder("input");
input.Attributes["value"] = html.FormatValue(val, null);
input.TagRenderMode = TagRenderMode.SelfClosing;
input.Attributes["type"] = "hidden";
input.MergeAttributes(attributes);
input.Attributes["name"] = name;
inputs.AppendHtml(input);
}
container.InnerHtml.AppendHtml(inputs);
}
else
{
container.InnerHtml.AppendHtml(html.Hidden(name, value, attributes));
}
return(container);
}
private static IHtmlContent FormAutoComplete(IHtmlHelper html, MvcLookup model, String hiddenInput, Object htmlAttributes)
{
IDictionary <String, Object> attributes = HtmlHelper.AnonymousObjectToHtmlAttributes(htmlAttributes);
if (attributes.ContainsKey("class"))
{
attributes["class"] = $"{attributes["class"]} form-control mvc-lookup-input".Trim();
}
else
{
attributes["class"] = "form-control mvc-lookup-input";
}
attributes.Add("data-mvc-lookup-for", TagBuilder.CreateSanitizedId(hiddenInput, html.IdAttributeDotReplacement));
attributes.Add("data-mvc-lookup-filters", String.Join(",", model.AdditionalFilters));
attributes.Add("data-mvc-lookup-sort-column", model.Filter.SortColumn);
attributes.Add("data-mvc-lookup-sort-order", model.Filter.SortOrder);
attributes.Add("data-mvc-lookup-search", model.Filter.Search);
attributes.Add("data-mvc-lookup-page", model.Filter.Page);
attributes.Add("data-mvc-lookup-rows", model.Filter.Rows);
attributes.Add("data-mvc-lookup-title", model.Title);
attributes.Add("data-mvc-lookup-url", model.Url);
return(html.TextBox(hiddenInput + MvcLookup.Prefix, null, attributes));
}
public static IHtmlContent LookupFor <TModel, TProperty>(this IHtmlHelper <TModel> html,
Expression <Func <TModel, TProperty> > expression, MvcLookup model, Object htmlAttributes = null)
{
TagBuilder inputGroup = new TagBuilder("div");
inputGroup.AddCssClass("input-group");
inputGroup.InnerHtml.AppendHtml(html.AutoCompleteFor(expression, model, htmlAttributes));
inputGroup.InnerHtml.AppendHtml(FormLookupOpenSpan());
return(inputGroup);
}
public static IHtmlContent AutoCompleteFor <TModel, TProperty>(this IHtmlHelper <TModel> html,
Expression <Func <TModel, TProperty> > expression, MvcLookup model, Object htmlAttributes = null)
{
String name = ExpressionHelper.GetExpressionText(expression);
HtmlContentBuilder autocomplete = new HtmlContentBuilder();
autocomplete.AppendHtml(FormAutoComplete(html, model, name, htmlAttributes));
autocomplete.AppendHtml(FormHiddenInputFor(html, expression));
return(autocomplete);
}
private static IHtmlContent CreateLookupValues <TModel, TProperty>(IHtmlHelper <TModel> html, MvcLookup lookup, Expression <Func <TModel, TProperty> > expression)
{
Object value = LookupExpressionMetadata.GetValue(html, expression).Model;
String name = LookupExpressionMetadata.GetName(expression);
if (lookup.Multi)
{
return(CreateLookupValues(html, lookup, name, value));
}
IDictionary <String, Object> attributes = new Dictionary <String, Object>
{
["class"] = "mvc-lookup-value",
["autocomplete"] = "off"
};
TagBuilder container = new TagBuilder("div");
container.AddCssClass("mvc-lookup-values");
container.Attributes["data-for"] = name;
container.InnerHtml.AppendHtml(html.HiddenFor(expression, attributes));
return(container);
}
public static TagBuilder LookupFor <TModel, TProperty>(this IHtmlHelper <TModel> html,
Expression <Func <TModel, TProperty> > expression, MvcLookup model, Object?htmlAttributes = null)
{
String name = LookupExpressionMetadata.GetName(expression);
TagBuilder lookup = CreateLookup(model, name, htmlAttributes);
lookup.InnerHtml.AppendHtml(CreateLookupValues(html, model, expression));
lookup.InnerHtml.AppendHtml(CreateLookupControl(html, model, name));
lookup.InnerHtml.AppendHtml(CreateLookupBrowser(name));
return(lookup);
}
public static TagBuilder AutoCompleteFor <TModel, TProperty>(this IHtmlHelper <TModel> html,
Expression <Func <TModel, TProperty> > expression, MvcLookup model, Object htmlAttributes = null)
{
String name = ExpressionHelper.GetExpressionText(expression);
TagBuilder lookup = CreateLookup(model, name, htmlAttributes);
lookup.AddCssClass("mvc-lookup-browseless");
lookup.InnerHtml.AppendHtml(CreateLookupValues(html, model, expression));
lookup.InnerHtml.AppendHtml(CreateLookupControl(html, model, name));
return(lookup);
}
public virtual JsonResult GetData(MvcLookup lookup, LookupFilter filter)
{
lookup.Filter = filter;
return Json(lookup.GetData());
}
