private IEnumerable <TRange> AddRangeToRanges(IEnumerable <TRange> ranges, TRange incomingRange)
{
if (incomingRange == null)
{
return(ranges);
}
var subtractedRanges = _filterer.SubtractTimeRangeFromRanges(ranges, _accessor.GetTimeRange(incomingRange));
return(_joiner.JoinDataRangeToDataRanges(subtractedRanges, incomingRange));
}
private InsertPlacement PlaceDataRange(TRange itemToInsert, TRange existingItem)
{
var insertTimeRange = _accessor.GetTimeRange(itemToInsert);
var existingTimeRange = _accessor.GetTimeRange(existingItem);
if (insertTimeRange.Touches(existingTimeRange))
{
return(InsertPlacement.Equal);
}
if (insertTimeRange.Min < existingTimeRange.Min)
{
return(InsertPlacement.Before);
}
if (insertTimeRange.Min > existingTimeRange.Min)
{
return(InsertPlacement.After);
}
throw new Exception("PlaceDataRange can't place data range");
}
public IEnumerable <TRange> FilterRanges(IEnumerable <TRange> ranges, TimeRange timeRange)
{
return(ranges?.Where(dataRange => _intersector(_accessor.GetTimeRange(dataRange), timeRange)).Select(range => FilterRange(range, timeRange, _policy.FilterMode)));
}