public MainWindowVM( IOpenFileService openFileService, ISaveFileService saveFileService, IExcelImporter excelImporter, IColumnReducer columnReducer, IDynamicListGenerator dynamicListGenerator) { _openFileService = openFileService; _saveFileService = saveFileService; _excelImporter = excelImporter; _columnReducer = columnReducer; _dynamicListGenerator = dynamicListGenerator; // TODO: Unomment in release! OpenExcelSheet("data.xlsx"); }