setRow method
Implementation
Future<void> setRow(int ts, WaterState? waterState) async {
if (waterState == null) waterState = waterLineDto.water_state;
WaterLineDto wDto = WaterLineDto.sep(ts, waterState,
waterLineDto.water_error, waterLineDto.water_table_id, smdSys);
await waterLineDao.setWaterLine(ts, wDto);
waterLineDto.water_ts = ts;
}