private static IEnumerable <string> ResolveTimeRange(TimexProperty timex, IEnumerable <TimeRange> constraints)
{
var candidate = TimexHelpers.TimeRangeFromTimex(timex);
var result = new List <string>();
foreach (var constraint in constraints)
{
if (TimexConstraintsHelper.IsOverlapping(candidate, constraint))
{
var start = Math.Max(candidate.Start.GetTime(), constraint.Start.GetTime());
var time = new Time(start);
// TODO: consider a method on TimexProperty to do this clone/overwrite pattern
var resolved = timex.Clone();
resolved.PartOfDay = null;
resolved.Seconds = null;
resolved.Minutes = null;
resolved.Hours = null;
resolved.Second = time.Second;
resolved.Minute = time.Minute;
resolved.Hour = time.Hour;
result.Add(resolved.TimexValue);
}
}
return(result);
}
private static IEnumerable <string> ResolveByTimeRangeConstraints(IEnumerable <string> candidates, IEnumerable <TimexProperty> timexConstraints)
{
var timeRangeConstraints = timexConstraints
.Where((timex) => {
return(timex.Types.Contains(Constants.TimexTypes.TimeRange));
})
.Select((timex) => {
return(TimexHelpers.TimeRangeFromTimex(timex));
});
var collapsedTimeRanges = TimexConstraintsHelper.Collapse(timeRangeConstraints);
if (!collapsedTimeRanges.Any())
{
return(candidates);
}
var resolution = new List <string>();
foreach (var timex in candidates)
{
var r = ResolveTime(new TimexProperty(timex), collapsedTimeRanges);
resolution.AddRange(r);
}
return(RemoveDuplicates(resolution));
}