private static void AddAssetsToGroups(IEnumerable <string> assetIds, IEnumerable <string> groups)
        {
            ResetOutputCounter();

            Console.ResetColor();
            Console.WriteLine("Adding assets to groups...");

            var assetsInGroups = groups.ToDictionary(x => x, x => _assetsService.AssetGroupGetAssetIds(x));

            Parallel.ForEach(assetIds, assetId =>
            {
                var operationResult    = "";
                var operationSucceeded = true;

                try
                {
                    foreach (var groupToAssign in assetsInGroups.Keys)
                    {
                        if (!assetsInGroups[groupToAssign].Contains(assetId))
                        {
                            _assetsService.AssetGroupAddAsset(assetId, groupToAssign);
                        }
                    }

                    operationResult = "added to specified groups";
                }
                catch (Exception e)
                {
                    operationResult    = e.ToOperationResult();
                    operationSucceeded = false;
                }

                OutputOperationResult(assetId, operationResult, operationSucceeded);
            });
        }