public async Task ImportWorkDataSourceAsync()
        {
            var openFileDialog = DefaultDialogService.OpenFile();

            if (openFileDialog)
            {
                var project = await Importer.ImportAsync(DefaultDialogService.FileName);

                foreach (var item in project.TechnologicalConditions)
                {
                    var workDataSourceDTO = Mapper.Map <TechnologicalCondition, TechnologicalConditionDTO>(item);
                    TechnologicalConditionDTOs.Add(workDataSourceDTO);
                }
            }
        }