public async Task<ActionResult> Register(RegisterViewModel model)
        {
            if (ModelState.IsValid)
            {
                var user = new ApplicationUser
                {
                    UserName = model.UserName,
                    Email = model.Email,
                    Bio = model.Bio
                };

                    if(model.ProfileImage != null)
                    {
                    MiddleTier mt = new MiddleTier();

                    HttpPostedFileBase photo = model.ProfileImage;
                    string extension = Path.GetExtension(photo.FileName);
                    string imagePath = "/profile/" + user.UserName + "/";
                    string filename = user.UserName + "-" + DateTime.Now.Ticks;
                    string fullfilepath = imagePath + filename + extension;
                    string serverpath = Server.MapPath("~") + "\\profile\\" + user.UserName + "\\";
                    string fullserverfilepath = serverpath + filename + extension;

                    Session["ProfileImage"] = fullfilepath;

                    mt.UpdateDbImage(Convert.ToInt32(User.Identity.GetUserId()), fullfilepath);

                    bool pathExists = Directory.Exists(serverpath);
                    if (!pathExists)
                        Directory.CreateDirectory(serverpath);

                    photo.SaveAs(fullserverfilepath);
                }

                   
                var result = await UserManager.CreateAsync(user, model.Password);
                if (result.Succeeded)
                {
                    await SignInManager.SignInAsync(user, isPersistent:false, rememberBrowser:false);

                    
                    // For more information on how to enable account confirmation and password reset please visit http://go.microsoft.com/fwlink/?LinkID=320771
                    // Send an email with this link
                    // string code = await UserManager.GenerateEmailConfirmationTokenAsync(user.Id);
                    // var callbackUrl = Url.Action("ConfirmEmail", "Account", new { userId = user.Id, code = code }, protocol: Request.Url.Scheme);
                    // await UserManager.SendEmailAsync(user.Id, "Confirm your account", "Please confirm your account by clicking <a href=\"" + callbackUrl + "\">here</a>");

                    return RedirectToAction("Index", "Home");
                }
                AddErrors(result);
            }

            // If we got this far, something failed, redisplay form
            return View(model);
        }
        public ActionResult Index(IndexViewModel model)
        {
            RVVRBDBEntities2 rv = new RVVRBDBEntities2();

            ApplicationDbContext db = new ApplicationDbContext();
            int userID = Convert.ToInt32(User.Identity.GetUserId());

            var user = rv.AspNetUsers.Single(i => i.Id == userID);
            
            if (model.ProfileImage != null)
            {
                MiddleTier mt = new MiddleTier();

                HttpPostedFileBase photo = model.ProfileImage;
                string extension = Path.GetExtension(photo.FileName);
                string imagePath = "/profile/" + user.UserName + "/";
                string filename = user.UserName + "-" + DateTime.Now.Ticks;
                string fullfilepath = imagePath + filename + extension;
                string serverpath = Server.MapPath("~")+"\\profile\\"+user.UserName+"\\";
                string fullserverfilepath = serverpath + filename + extension;

                Session["ProfileImage"] = fullfilepath;

                mt.UpdateDbImage(Convert.ToInt32(User.Identity.GetUserId()), fullfilepath);

                bool pathExists = Directory.Exists(serverpath);
                if (!pathExists)
                    Directory.CreateDirectory(serverpath);

                photo.SaveAs(fullserverfilepath);
            }

            return View(model);
        }