using System.IO;
using System.Net;
using System.Web;
using System.Web.Mvc;
using Website.Filters;

namespace Website.Controllers
{
    [Compressable]
    [Cacheable(SupportedTypes = CacheType.ClientSide, ClientMaxAge = 4320)] // Client-side cache for 3 days
    public class StaticContentController : Controller
    {
        public ActionResult Scripts(string path)
        {
            return LocalContent("/content/js/" + path, "text/javascript");
        }
        
        public ActionResult Styles(string path)
        {
            return LocalContent("/content/styles/" + path, "text/css");
        }

        protected ActionResult LocalContent(string contentPath, string contentType)
        {
            var absolutePath = VirtualPathUtility.IsAbsolute(contentPath) ? 
                                    contentPath : VirtualPathUtility.ToAbsolute(contentPath);
            var serverPath = Server.MapPath(absolutePath);

            // If we don't have a file at this location, send them to the 404 page!
            if (!File.Exists(serverPath))
                return RedirectToAction("Index", "Error", new { statusCode = HttpStatusCode.NotFound.ToString() });

            // If we've gotten here, we've verified the file, so go ahead and
            // open it up, and read it out to a Content Result.
            using (var contentStream = File.OpenRead(serverPath))
            {
                return Content(new StreamReader(contentStream).ReadToEnd(), contentType);
            }
        }
    }
}