public async Task RegisterUserAsync(RegisterViewModel model)
{
var user = await _userRepo.GetUserByEmailAsync(model.Email);
if (user != null)
{
throw new Exception("Użytkownik już istnieje w bazie");
}
var salt = _encrypter.GetSalt(model.Password);
var hash = _encrypter.GetHash(model.Password, salt);
user = new User(Guid.NewGuid(), model.Email, hash, salt);
await _userRepo.AddUserAsync(user);
user.UserInRoles.Add(new UserInRole(user.UserId, model.Role.RoleId));
await _userInRoleRepo.SaveUserInRoles(user.UserInRoles);
}