public WorkingData(ITimeStampsReader reader, ITimeStampsWriter writer)
{
_timeStampsReader = reader ?? throw new ArgumentNullException(nameof(reader));
_timeStampsWriter = writer ?? throw new ArgumentNullException(nameof(writer));
IEnumerable <TimeStamp> stamps = _timeStampsReader.Read();
_timeStamps.AddRange(stamps);
}
public MainViewModel(ITimeStampsReader reader, ITimeStampsWriter writer)
{
_workingData = new WorkingData(reader, writer);
}
