public async Task <TokenResponse> GoogleAuthenticateUseCase(string hackneyToken)
        {
            var validToken = _authManager.ValidateHackneyJwtToken(hackneyToken);

            // Check if user exists. Not? Create
            var userDomain = await _authManager.GetOrCreateUser(validToken).ConfigureAwait(false);

            // Create token and return to  user
            if (!await _authManager.ValidateUser(userDomain.Email).ConfigureAwait(false))
            {
                throw new ApiException("Authentication failed. Invalid token.", (int)HttpStatusCode.Unauthorized);
            }

            var user = _authManager.GetUser();

            // Get roles from user groups
            var currentRolesList = GetCurrentUserRoles(validToken.Groups);
            var currentRoleIds   = currentRolesList.Select(r => r.GetId()).ToList();

            // Get active roles and determine ones to add or remove
            var activeUserRoles = await _userRolesGateway.GetUserRolesAsync(user.Id, true);

            var activeUserRoleIds = activeUserRoles.Select(ur => ur.RoleId).ToList();
            var rolesToAdd        = currentRolesList.Where(r => !activeUserRoleIds.Contains(r.GetId()))
                                    .Select(r => r.GetDisplayName());
            var rolesToRemove = activeUserRoles.Where(activeUserRole => !currentRoleIds.Contains(activeUserRole.RoleId))
                                .ToList();

            // Remove roles
            _userRolesGateway.RemoveUserRoles(rolesToRemove);
            await _dbManager.SaveAsync();

            // Add new roles
            await _authManager.AssignRolesToUser(user.Id, rolesToAdd);

            // Return response with token
            var res = new TokenResponse
            {
                UserId = user.Id,
                Name   = user.Name,
                Token  = await _authManager.CreateToken().ConfigureAwait(false),
                Groups = validToken.Groups,
                Roles  = currentRolesList.Select(r => r.GetDisplayName())
            };

            return(res);
        }