// TODO: Error handling and check that password and the confirmation password 
        // entries are the same.
        public async Task<IdentityResult> RegisterUser(RegisterUserViewModel model)
        {
            User user = new User
            {
                UserName = model.UserName,
                Email = model.Email,
                Name = model.FirstName + " " + model.LastName
            };

            var result = await UserManager.CreateAsync(user, model.Password);

            return result;
        }
        public async Task<IHttpActionResult> Register(RegisterUserViewModel model)
        {
            if (!ModelState.IsValid)
            {
                return BadRequest(ModelState);
            }

            IdentityResult result = await _repo.RegisterUser(model);

            IHttpActionResult errorResult = GetErrorResult(result);
            if (errorResult != null)
            {
                return errorResult;
            }

            return Ok();
        }