initCSVFile method
Implementation
Future<void> initCSVFile({required String userID}) async {
final myFilePath = (await getApplicationSupportDirectory()).path;
String currentDate = DateFormat('dd_MM_yyyy').format(DateTime.now());
final String myFileName =
'$myFilePath/CMS50S_${userID}_${currentDate}_RealTimeData.csv';
File fileToWriteCSV = File(myFileName);
if (!fileToWriteCSV.existsSync()) {
fileToWriteCSV.createSync();
}
}