using System;
using System.Configuration;
using System.Linq;
using System.Linq.Expressions;
using System.Web;
using System.Web.Mvc;

namespace Core.Html
{
    public static class HtmlHelperExtensions
    {
        public static string StaticContent(this UrlHelper helper, string contentPath)
        {
            var staticResourceVersion = (ConfigurationManager.AppSettings.Get("appharbor.commit_id") ?? "_default").Substring(0, 8);
            var staticServer = ConfigurationManager.AppSettings.Get(ConfigKeys.StaticServer);
            var prefix = "";
            if (!string.IsNullOrEmpty(staticServer))
                prefix = "//" + staticServer;
            
            return prefix + "/s/" + staticResourceVersion + helper.Content(contentPath);
        }
    }
}