public override TSqlQuery Compile(ClauseCompilationContext context)
{
string concatenatedFields = TSqlSyntax.AllFieldsSymbol;
if (SelectItems != null & SelectItems.Any())
{
concatenatedFields = string.Join(
TSqlSyntax.FieldsDelimeter,
SelectItems.Select(f => f.Compile())
);
}
StringBuilder sb = new StringBuilder();
sb.Append($"{TSqlSyntax.Select}");
if (Distinct)
{
sb.Append(" ");
sb.Append($"{TSqlSyntax.Distinct}");
}
if (topCount.HasValue)
{
sb.Append(" ");
sb.Append($"{TSqlSyntax.Top} {topCount}");
}
sb.Append(" ");
sb.Append($"{concatenatedFields} {TSqlSyntax.From} {SqlBuilderHelper.PrepareTableName(TableName)}");
if (TableHints.HasValue)
{
string hints = SqlBuilderHelper.GetTableHintString(TableHints.Value);
sb.Append(" ");
sb.Append($"{TSqlSyntax.With}({hints})");
}
return(new TSqlQuery(sb.ToString()));
}
/// <summary>
/// Process
/// </summary>
/// <param name="context">Context</param>
/// <param name="output">Output</param>
public override void Process(TagHelperContext context, TagHelperOutput output)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (output == null)
{
throw new ArgumentNullException(nameof(output));
}
//clear the output
output.SuppressOutput();
//disabled attribute
bool.TryParse(IsDisabled, out bool disabled);
if (disabled)
{
var d = new TagHelperAttribute("disabled", "disabled");
output.Attributes.Add(d);
}
//required asterisk
bool.TryParse(IsRequired, out bool required);
if (required)
{
output.PreElement.SetHtmlContent("<div class='input-group input-group-required'>");
output.PostElement.SetHtmlContent("<div class=\"input-group-btn\"><span class=\"required\">*</span></div></div>");
}
//contextualize IHtmlHelper
var viewContextAware = _htmlHelper as IViewContextAware;
viewContextAware?.Contextualize(ViewContext);
//add form-control class
bool.TryParse(RenderFormControlClass, out bool renderFormControlClass);
object htmlAttributes = null;
if (string.IsNullOrEmpty(RenderFormControlClass) && For.Metadata.ModelType.Name.Equals("String") || renderFormControlClass)
{
htmlAttributes = new { @class = "form-control k-input" }
}
;
var viewEngine = GetPrivateFieldValue(_htmlHelper, "_viewEngine") as IViewEngine;
var bufferScope = GetPrivateFieldValue(_htmlHelper, "_bufferScope") as IViewBufferScope;
if (SelectItems != null)
{
if (SelectItems.Any())
{
if (_htmlHelper.ViewData.ContainsKey("SelectList"))
{
_htmlHelper.ViewData["SelectList"] = SelectItems;
}
else
{
_htmlHelper.ViewData.Add("SelectList", SelectItems);
}
}
else
{
if (_htmlHelper.ViewData.ContainsKey("SelectList"))
{
_htmlHelper.ViewData["SelectList"] = new List <SelectListItem>();
}
else
{
_htmlHelper.ViewData.Add("SelectList", new List <SelectListItem>());
}
}
}
var templateBuilder = new TemplateBuilder(
viewEngine,
bufferScope,
_htmlHelper.ViewContext,
_htmlHelper.ViewData,
For.ModelExplorer,
For.Name,
Template,
readOnly: false,
additionalViewData: new { htmlAttributes, postfix = this.Postfix });
var htmlOutput = templateBuilder.Build();
output.Content.SetHtmlContent(htmlOutput.RenderHtmlContent());
}