public async Task <IEnumerable <DatasetModel> > GetDatasetsByTypeIdAsync(int id) { var type = await _fieldTypeRepository.GetByIdAsync(id); if (type == null) { throw new InvalidDataException($"Can't get Type with id {id}!"); } var datasets = type.Name.ToLower() != "enum" ? await _datasetRepository.GetDatasetsByTypeIdAsync(id) : await _datasetRepository.GetAllAsync(); if (datasets == null) { throw new InvalidDataException($"Can't get Datasets with Type id {id}!"); } return(_mapper.Map <IEnumerable <DatasetModel> >(datasets)); }