public ActionResult StartRecovery(Models.ViewModels.RecoveryViewModel model)
        {
            try
            {
                if (!ModelState.IsValid)
                {
                    return(View(model));
                }

                string token = GetSha256(Guid.NewGuid().ToString());

                using (Models.cursomvcEntities1 db = new Models.cursomvcEntities1())
                {
                    var oUser = db.user.Where(d => d.email == model.Email).FirstOrDefault();
                    if (oUser != null)
                    {
                        oUser.token_recovery  = token;
                        db.Entry(oUser).State = System.Data.Entity.EntityState.Modified;
                        db.SaveChanges();

                        //enviar mail

                        SendEmail(oUser.email, token);
                    }
                }

                return(View());
            }
            catch (Exception ex)
            {
                throw new Exception(ex.Message);
            }
        }
 public ActionResult StartRecovery()
 {
     Models.ViewModels.RecoveryViewModel model = new Models.ViewModels.RecoveryViewModel();
     return(View(model));
 }