/// <summary>
/// Builds the sweet alert from the supplied swal object
/// </summary>
/// <param name="swal"></param>
/// <returns></returns>
private static string BuildSwal(Swal2 swal)
{
// start and end tags for the sweet alert, this is necessary since it's a script function relying on swal
var start = "$(function(){swal(";
var end = ")});";
var body = string.Empty;
foreach (var prop in swal.GetType().GetProperties())
{
var val = prop.GetValue(swal, null);
if (prop.GetCustomAttributes(typeof(RenderAttribute), false).Length > 0 && val != null)
{
if (val.GetType() == typeof(bool))
{
// bools are uppercase first late strings, so for JS convert to lower case string
body += $"{prop.Name} = {val.ToString().ToLower()},";
}
else
{
body += $"{prop.Name} = '{val}',";
}
}
}
// remove last comma from the body
return(start + body.Substring(0, body.Length - 1) + end);
}
/// <summary>
/// Renders a simple sweet alert
/// Example:
/// @Html.Swal2(new Swal2
/// {
/// Title = "test",
/// TitleText = "Test Title",
/// ReverseButtons = false
/// })
/// </summary>
/// <param name="target"></param>
/// <param name="text"></param>
/// <returns></returns>
public static IHtmlString Swal2(this HtmlHelper htmlHelper, Swal2 swal2)
{
var swalString = BuildSwal(swal2);
var urlHelper = new UrlHelper(htmlHelper.ViewContext.RequestContext);
var script = new TagBuilder("script")
{
InnerHtml = swalString
};
return(new HelperResult(writer =>
{
writer.Write(script.ToString(TagRenderMode.Normal));
}));
}
