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Changed to remove the special case for 'Australia/Lord_Howe'. #32

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Changed to remove the special case for 'Australia/Lord_Howe'. #32

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24 changes: 12 additions & 12 deletions Database/Functions/LocalToUtc.sql
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Original file line number Diff line number Diff line change
Expand Up @@ -8,28 +8,28 @@
RETURNS datetimeoffset
WITH SCHEMABINDING AS
BEGIN
DECLARE @OffsetMinutes int
DECLARE @OffsetMinutes int;

IF @FirstOnFallBackOverlap = 1
SELECT TOP 1 @OffsetMinutes = [OffsetMinutes]
FROM [Tzdb].[Intervals] i INNER JOIN Tzdb.GetZoneId_Inline(@tz) z ON z.ZoneId = i.ZoneId
WHERE [LocalStart] <= @local AND [LocalEnd] > @local
ORDER BY [UtcStart]
WHERE i.[LocalStart] <= @local AND i.[LocalEnd] > @local
ORDER BY i.[UtcStart] ASC;
ELSE
SELECT TOP 1 @OffsetMinutes = [OffsetMinutes]
FROM [Tzdb].[Intervals] i INNER JOIN Tzdb.GetZoneId_Inline(@tz) z ON z.ZoneId = i.ZoneId
WHERE [LocalStart] <= @local AND [LocalEnd] > @local
ORDER BY [UtcStart] DESC
WHERE i.[LocalStart] <= @local AND i.[LocalEnd] > @local
ORDER BY i.[UtcStart] DESC;

IF @OffsetMinutes IS NULL
BEGIN
IF @SkipOnSpringForwardGap = 0 RETURN NULL
IF @SkipOnSpringForwardGap = 0 RETURN NULL;

SET @local = DATEADD(MINUTE, CASE @tz WHEN 'Australia/Lord_Howe' THEN 30 ELSE 60 END, @local)
SELECT TOP 1 @OffsetMinutes = [OffsetMinutes]
SELECT TOP 1 @OffsetMinutes = i.[OffsetMinutes]
FROM [Tzdb].[Intervals] i INNER JOIN Tzdb.GetZoneId_Inline(@tz) z ON z.ZoneId = i.ZoneId
WHERE [LocalStart] <= @local AND [LocalEnd] > @local
END
WHERE i.[LocalEnd] <= @local
ORDER BY i.[UtcStart] DESC;
END;

RETURN TODATETIMEOFFSET(DATEADD(MINUTE, -@OffsetMinutes, @local), 0)
END
RETURN TODATETIMEOFFSET(DATEADD(MINUTE, -@OffsetMinutes, @local), 0);
END;