public User Map(CreateOrEditViewModel createOrEdit)
        {
            User user = new User();

              if (createOrEdit.Id != null)
            user = this.handler.Storage.GetRepository<IUserRepository>().WithKey((int)createOrEdit.Id);

              else user.Created = DateTime.Now.ToUnixTimestamp();

              user.Name = createOrEdit.Name;
              return user;
        }
        public IActionResult CreateOrEdit(CreateOrEditViewModel createOrEdit)
        {
            if (this.ModelState.IsValid)
              {
            User user = new CreateOrEditViewModelMapper(this).Map(createOrEdit);

            if (createOrEdit.Id == null)
              this.Storage.GetRepository<IUserRepository>().Create(user);

            else this.Storage.GetRepository<IUserRepository>().Edit(user);

            this.Storage.Save();
            this.CreateOrEditUserRoles(user);
            return this.Redirect(this.Request.CombineUrl("/backend/users"));
              }

              return this.CreateRedirectToSelfResult();
        }