public async Task <IActionResult> Register(RegisterCustomerViewModel registerCustomerViewModel)
    {
        if (!ModelState.IsValid)
        {
            return(View(registerCustomerViewModel));
        }

        var customerDetails = new Customer(Guid.NewGuid(), registerCustomerViewModel.Name, 0);

        var customer = new ApplicationUser
        {
            Id                = customerDetails.Id.ToString(),
            UserName          = registerCustomerViewModel.Email,
            Email             = registerCustomerViewModel.Email,
            CustomerDbModelId = customerDetails.Id,
            CreationTime      = DateTimeOffset.Now
        };

        _customerRepository.AddOne(customerDetails);

        var result = await _userManager.CreateAsync(customer, registerCustomerViewModel.Password);

        if (result.Succeeded)
        {
            await _signInManager.SignInAsync(customer, false);

            return(RedirectToAction(IndexAction, DefaultController));
        }

        foreach (var error in result.Errors)
        {
            ModelState.AddModelError(string.Empty, error.Description);
            return(View(registerCustomerViewModel));
        }

        return(View(registerCustomerViewModel));
    }