private IEnumerable <TimeZoneImplementation> GetTimeZoneImplementations(Guid timeZoneId,
TzDbZoneDefinition tzDbZoneDefinition, IEnumerable <IGrouping <string, TzDbRule> > tzDbRuleGroups)
{
// get the daylightSavingsAdjustment for the current zone
AbstractDaylightSavingsAdjustment offsetAdjustment =
FindOrCreateDaylightSavingsAdjustment(tzDbZoneDefinition.Zone.Rules, tzDbRuleGroups);
var timeZoneImplementations = new List <TimeZoneImplementation>
{
tzDbZoneDefinition.Zone.ToTimeZoneImplementation(offsetAdjustment)
};
// process the zone continuations for the current zone
foreach (TzDbZoneContinuation tzDbZoneContinuation in tzDbZoneDefinition.ContinuationLines)
{
AbstractDaylightSavingsAdjustment zoneContinuationOffsetAdjustment =
FindOrCreateDaylightSavingsAdjustment(tzDbZoneContinuation.Rules, tzDbRuleGroups);
// create a TimeZoneImplementation from this zone definitions zone continuation
timeZoneImplementations.Add(
tzDbZoneContinuation.ToTimeZoneImplementation(zoneContinuationOffsetAdjustment));
}
return(timeZoneImplementations);
}
public TimeZoneImplementation ToTimeZoneImplementation(
AbstractDaylightSavingsAdjustment daylightSavingsAdjustment)
{
var effectiveTo = new Moment();
if (null != Until)
{
// TODO: Add proper DST offset..
effectiveTo = Until.ToMoment(Gmtoff, TimeSpan.Zero);
}
// if until is null set this to max moment
else
{
effectiveTo = new Moment(long.MaxValue);
}
return(new TimeZoneImplementation(effectiveTo, Gmtoff, daylightSavingsAdjustment, Format));
}
public void Add(AbstractDaylightSavingsAdjustment daylightSavingsAdjustment)
{
_daylightSavingsAdjustmentDatabase.TryAdd(daylightSavingsAdjustment.Id, daylightSavingsAdjustment);
}