public static TimeSpan?GetTime(object val, bool parse)
{
if (val is TimeSpan? && IOEx.IsNullable(val))
{
return((TimeSpan?)val);
}
if (val is TimeSpan)
{
return((TimeSpan)val);
}
if (val is long)
{
return(new TimeSpan((long)val));
}
long?n = NumberEx.GetLong(val);
if (n != null)
{
return((n == 0) ? TimeSpan.Zero : new TimeSpan(n.Value));
}
string s = parse ? val?.ToString() : null;
if (s == null)
{
return((TimeSpan?)null);
}
TimeSpan ret;
if (IsTimeSpan(s) && TryFromServer(s, out ret, TimeSpan.Zero))
{
return(ret);
}
if (TimeSpan.TryParse(s, out ret))
{
return(ret);
}
return(ParseTime(s));
}
public static DateTimeOffset?GetDate(object val, bool parse, bool isutc)
{
if (val is TimeSpan?)
{
return((isutc ? new DateTimeOffset(DateTime.Today.Ticks, TimeSpan.Zero) : new DateTimeOffset(DateTime.Today)) + ((TimeSpan?)val ?? TimeSpan.Zero));
}
if (val is TimeSpan)
{
return(DateTimeOffset.MinValue + (TimeSpan)val);
}
if (val is DateTimeOffset? && IOEx.IsNullable(val))
{
return((DateTimeOffset?)val);
}
if (val is DateTimeOffset)
{
return((DateTimeOffset)val);
}
if (val is DateTime? && IOEx.IsNullable(val))
{
DateTime?dt = (DateTime?)val;
if (dt == null)
{
return(null);
}
if (dt.Value <= DateTime.MinValue.AddHours(14))
{
return(DateTimeOffset.MinValue);
}
if (dt.Value >= DateTime.MaxValue.AddHours(-14))
{
return(DateTimeOffset.MaxValue);
}
return(isutc ? new DateTimeOffset(dt.Value.Ticks, TimeSpan.Zero) : new DateTimeOffset(dt.Value));
}
if (val is DateTime)
{
DateTime dt = (DateTime)val;
if (dt <= DateTime.MinValue.AddHours(14))
{
return(DateTimeOffset.MinValue);
}
if (dt >= DateTime.MaxValue.AddHours(-14))
{
return(DateTimeOffset.MaxValue);
}
return(isutc ? new DateTimeOffset(dt.Ticks, TimeSpan.Zero) : new DateTimeOffset(dt));
}
string s = parse ? val?.ToString() : null;
if (s == null)
{
return(null);
}
DateTimeOffset ret;
if (IsRoundtripDate(s) && TryFromServerRoundtrip(s, out ret, DateTimeOffset.MinValue))
{
return(ret); // is roundtrip date
}
if (IsIso8601Date(s) && ((isutc && TryFromServer(s, out ret, DateTimeOffset.MinValue)) || (!isutc && TryFromServerLocal(s, DateTimeOffset.Now.Offset.Hours, out ret, DateTimeOffset.MinValue))))
{
return(ret); // is iso 8601 date
}
if (IsIso8601DateOnly(s) && TryFromServerDate(s, out ret, DateTimeOffset.MinValue))
{
return(ret); // is iso 8601 date only
}
if (DateTimeOffset.TryParse(s, null, isutc ? DateTimeStyles.AssumeUniversal : DateTimeStyles.AssumeLocal, out ret))
{
return(ret); // is formatted date
}
return(null);
}