using System;

namespace System.Web.Mvc
{
    public static partial class Html
    {
        public static string Resolve(this HtmlHelper helper, string virtualUrl)
        {
            if (!virtualUrl.StartsWith("~/"))
                return virtualUrl;

            virtualUrl = virtualUrl.Remove(0, 2);

            string applicationPath = helper.ViewContext.HttpContext.Request.ApplicationPath;
            if(string.IsNullOrEmpty(applicationPath) || !applicationPath.EndsWith("/"))
            {
                applicationPath = applicationPath  + "/";
            }

            return applicationPath + virtualUrl;
        }
    }
}