public SortedDictionary <string, object> DateTimeResolution(DateTimeParseResult slot)
{
if (slot == null)
{
return(null);
}
var resolutions = new List <Dictionary <string, string> >();
var res = new Dictionary <string, object>();
var type = slot.Type;
var timex = slot.TimexStr;
var val = (DateTimeResolutionResult)slot.Value;
if (val == null)
{
return(null);
}
var isLunar = val.IsLunar;
var mod = val.Mod;
string list = null;
// Resolve dates list for date periods
if (slot.Type.Equals(Constants.SYS_DATETIME_DATEPERIOD, StringComparison.Ordinal) && val.List != null)
{
list = string.Join(",", val.List.Select(o => DateTimeFormatUtil.LuisDate((DateObject)o)).ToArray());
}
// With modifier, output Type might not be the same with type in resolution result
// For example, if the resolution type is "date", with modifier the output type should be "daterange"
var typeOutput = DetermineDateTimeType(slot.Type, hasMod: !string.IsNullOrEmpty(mod));
var sourceEntity = DetermineSourceEntityType(slot.Type, typeOutput, val.HasRangeChangingMod);
var comment = val.Comment;
// The following should be added to res first, since ResolveAmPm requires these fields.
AddResolutionFields(res, DateTimeResolutionKey.Timex, timex);
AddResolutionFields(res, Constants.Comment, comment);
AddResolutionFields(res, DateTimeResolutionKey.Mod, mod);
AddResolutionFields(res, ResolutionKey.Type, typeOutput);
AddResolutionFields(res, DateTimeResolutionKey.IsLunar, isLunar ? isLunar.ToString(CultureInfo.InvariantCulture) : string.Empty);
var hasTimeZone = false;
// For standalone timezone entity recognition, we generate TimeZoneResolution for each entity we extracted.
// We also merge time entity with timezone entity and add the information in TimeZoneResolution to every DateTime resolutions.
if (val.TimeZoneResolution != null)
{
if (slot.Type.Equals(Constants.SYS_DATETIME_TIMEZONE, StringComparison.Ordinal))
{
// single timezone
AddResolutionFields(res, Constants.ResolveTimeZone, new Dictionary <string, string>
{
{ ResolutionKey.Value, val.TimeZoneResolution.Value },
{ Constants.UtcOffsetMinsKey, val.TimeZoneResolution.UtcOffsetMins.ToString(CultureInfo.InvariantCulture) },
});
}
else
{
// timezone as clarification of datetime
hasTimeZone = true;
AddResolutionFields(res, Constants.TimeZone, val.TimeZoneResolution.Value);
AddResolutionFields(res, Constants.TimeZoneText, val.TimeZoneResolution.TimeZoneText);
AddResolutionFields(res, Constants.UtcOffsetMinsKey,
val.TimeZoneResolution.UtcOffsetMins.ToString(CultureInfo.InvariantCulture));
}
}
var pastResolutionStr = ((DateTimeResolutionResult)slot.Value).PastResolution;
var futureResolutionStr = ((DateTimeResolutionResult)slot.Value).FutureResolution;
if (typeOutput == Constants.SYS_DATETIME_DATETIMEALT && pastResolutionStr.Count > 0)
{
typeOutput = DetermineResolutionDateTimeType(pastResolutionStr);
}
var resolutionPast = GenerateResolution(type, pastResolutionStr, mod);
var resolutionFuture = GenerateResolution(type, futureResolutionStr, mod);
// If past and future are same, keep only one
if (resolutionFuture.OrderBy(t => t.Key).Select(t => t.Value)
.SequenceEqual(resolutionPast.OrderBy(t => t.Key).Select(t => t.Value)))
{
if (resolutionPast.Count > 0)
{
AddResolutionFields(res, Constants.Resolve, resolutionPast);
}
}
else
{
if (resolutionPast.Count > 0)
{
AddResolutionFields(res, Constants.ResolveToPast, resolutionPast);
}
if (resolutionFuture.Count > 0)
{
AddResolutionFields(res, Constants.ResolveToFuture, resolutionFuture);
}
}
// If 'ampm', double our resolution accordingly
if (!string.IsNullOrEmpty(comment) && comment.Equals(Constants.Comment_AmPm, StringComparison.Ordinal))
{
if (res.ContainsKey(Constants.Resolve))
{
ResolveAmpm(res, Constants.Resolve);
}
else
{
ResolveAmpm(res, Constants.ResolveToPast);
ResolveAmpm(res, Constants.ResolveToFuture);
}
}
// If WeekOf and in CalendarMode, modify the past part of our resolution
if ((Config.Options & DateTimeOptions.CalendarMode) != 0 &&
!string.IsNullOrEmpty(comment) && comment.Equals(Constants.Comment_WeekOf, StringComparison.Ordinal))
{
ResolveWeekOf(res, Constants.ResolveToPast);
}
if (!string.IsNullOrEmpty(comment) && TimexUtility.HasDoubleTimex(comment))
{
TimexUtility.ProcessDoubleTimex(res, Constants.ResolveToFuture, Constants.ResolveToPast, timex);
}
foreach (var p in res)
{
if (p.Value is Dictionary <string, string> dictionary)
{
var value = new Dictionary <string, string>();
AddResolutionFields(value, DateTimeResolutionKey.Timex, timex);
AddResolutionFields(value, DateTimeResolutionKey.Mod, mod);
AddResolutionFields(value, ResolutionKey.Type, typeOutput);
AddResolutionFields(value, DateTimeResolutionKey.IsLunar,
isLunar ? isLunar.ToString(CultureInfo.InvariantCulture) : string.Empty);
AddResolutionFields(value, DateTimeResolutionKey.List, list);
AddResolutionFields(value, DateTimeResolutionKey.SourceEntity, sourceEntity);
if (hasTimeZone)
{
AddResolutionFields(value, Constants.TimeZone, val.TimeZoneResolution.Value);
AddResolutionFields(value, Constants.TimeZoneText, val.TimeZoneResolution.TimeZoneText);
AddResolutionFields(value, Constants.UtcOffsetMinsKey,
val.TimeZoneResolution.UtcOffsetMins.ToString(CultureInfo.InvariantCulture));
}
foreach (var q in dictionary)
{
value[q.Key] = q.Value;
}
resolutions.Add(value);
}
}
if (resolutionPast.Count == 0 && resolutionFuture.Count == 0 && val.TimeZoneResolution == null)
{
var notResolved = new Dictionary <string, string>
{
{
DateTimeResolutionKey.Timex, timex
},
{
ResolutionKey.Type, typeOutput
},
{
ResolutionKey.Value, "not resolved"
},
};
resolutions.Add(notResolved);
}
return(new SortedDictionary <string, object> {
{ ResolutionKey.ValueSet, resolutions }
});
}